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Posted to notifications@maven.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2019/01/31 06:50:39 UTC

Build unstable in Jenkins: Maven TLP » maven » MNG-6294 #8

See https://builds.apache.org/job/maven-box/job/maven/job/MNG-6294/8/

Changes:

* Add support for Maven 3.6.x/3.6.0
* More verbose info about build exceptions
* Verbose info about failure - add bit more
* Revert: no access to currntBuild.rawBuild
* [MNG-6558] - ToolchainsBuildingResult event is not sent on EventSpy

12 tests failed.
FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk11 / Run ITs Linux Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk7 / Run ITs Linux Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk8 / Run ITs Linux Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk8 / Run ITs Windows Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk7 / Run ITs Windows Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk11 / Run ITs Windows Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk11 / Run ITs Linux Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.184 s
[INFO] Finished at: 2019-01-31T04:51:42Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.184 s
[INFO] Finished at: 2019-01-31T04:51:42Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk7 / Run ITs Linux Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.009 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.211 s
[INFO] Finished at: 2019-01-31T04:51:32Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.009 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.211 s
[INFO] Finished at: 2019-01-31T04:51:32Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk8 / Run ITs Linux Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.208 s
[INFO] Finished at: 2019-01-31T04:51:57Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.208 s
[INFO] Finished at: 2019-01-31T04:51:57Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk8 / Run ITs Windows Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---

Stack Trace:
org.apache.maven.it.VerificationException: Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.assertNoRepeatedLines(MavenITmng5965ParallelBuildMultipliesWorkTest.java:59)
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:45)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk7 / Run ITs Windows Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.309 s
[INFO] Finished at: 2019-01-30T22:35:01-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.309 s
[INFO] Finished at: 2019-01-30T22:35:01-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk11 / Run ITs Windows Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.011 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.005 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.359 s
[INFO] Finished at: 2019-01-30T22:38:22-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.011 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.005 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.359 s
[INFO] Finished at: 2019-01-30T22:38:22-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)




Build log:
[...truncated 60737 lines...]
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-expression\target\surefire-reports\*.xml
Recording test results
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-error\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-component\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-provider\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-fork\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log-file\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\maven-it-helper\target\surefire-reports\*.xml
Recording test results
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-online\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-packaging\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-setter\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-singleton-component\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-site\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-toolchain\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-touch\target\surefire-reports\*.xml
Recording test results
[Pipeline] // dir
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-properties\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\target\surefire-reports\*.xml
Recording test results
[Pipeline] // stage
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-all\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\target\surefire-reports\*.xml
Recording test results
[Pipeline] // node
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log4j\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension1\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-settings\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension2:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin-dep\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5958-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-toolchain\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-wagon\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-suite:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-suite\target\surefire-reports\*.xml
Recording test results
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-active-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-artifact:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-a:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-b:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-class-loader:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-configuration:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-context-passing:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-clean-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-compiler-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-deploy-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ear-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ejb-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-install-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-jar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-javadoc-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-plugin-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT in source directory core-it-support\maven-it-helper\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5958-extension\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-wagon\src\main\java
[TASKS] Scanning folder 'c:\mvn-it-0.tmp' for files matching the pattern 'core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java\**\*,core-it-support\core-it-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java\**\*,core-it-support\maven-it-helper\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java\**\*,core-it-support\core-it-plugins\mng5958-extension\src\main\java\**\*,core-it-support\core-it-toolchain\src\main\java\**\*,core-it-support\core-it-wagon\src\main\java\**\*' - excludes: null
[TASKS] Found 164 files to scan for tasks
[TASKS] Found 0 open tasks.
Skipping warnings blame since pipelines do not have an SCM link.%n
[TASKS] Computing warning deltas based on reference build #7
[withMaven] Publishers: Pipeline Graph Publisher: 27 ms, Generated Artifacts Publisher: 29664 ms, Invoker Publisher: 13 ms, Junit Publisher: 40813 ms, Concordion Publisher: 12 ms, Dependencies Fingerprint Publisher: 256 ms, Findbugs Publisher: 7 ms, JGiven Publisher: 3 ms, Jacoco Publisher: 6 ms, SpotBugs Publisher: 4 ms, Open Task Scanner Publisher: 1354 ms
[Pipeline] // withMaven
[Pipeline] deleteDir
[Pipeline] }
[Pipeline] // dir
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // node
[Pipeline] }
[Pipeline] // parallel
[Pipeline] stage
[Pipeline] { (Notifications)
[Pipeline] echo
Build result: UNSTABLE
[Pipeline] jiraIssueSelector
[Pipeline] jiraComment
[Pipeline] emailext

Build succeeded in Jenkins: Maven TLP » maven » MNG-6294 #12

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See https://builds.apache.org/job/maven-box/job/maven/job/MNG-6294/12/

Changes:

* [MNG-6261] - using File apis to compare
* [MNG-6529] ProjectBuilder.build(List<Project> ...) honor
* [MNG-5965] Parallel build multiplies work if multiple goals are given
* Change to keep only 5 artifacts on master and on branches only 1
* [MNG-6544] Replace CacheUtils#{eq,hash} with Objects
* spelling: vertices
* [MNG-6213] Validate scope in dependencyManagement
* [MNG-6526] Upgrade to Wagon 3.3.1
* [MNG-6520] Update namespaces for maven-assembly to 2.0.0
* [MNG-6548] Lifecycle plugin version upgrades
* [MNG-6530] Introduce system property to disable global model cache
* [MNG-6256] Surround parameter of echo command with double quotes
* fixed link (that goes to implementation in maven-core)
* [MNG-6559] Fix mailing list URL (#230)
* renamed variables for better understanding
* [MNG-6069] Migrate to non deprecated parts of Commons CLI (#153)
* refactoring: extracted initParent() method
* refactoring: reduced try/catch scope
* [MNG-6533] Test: ProjectBuildingException miss reference to MavenProject
* [MNG-6533] Prefer passing the interim project in ProjectBuildingResult
* [MNG-6533] ProjectBuilder report ModelProblem instead of Exception
* [MNG-6533] catch InvalidArtifactRTException runtime exception
* [MNG-5995] Remove dependency to maven-compat (#185)
* [MNG-6573] Use Maven 3.6.0 for CI
* [MNG-6558] ToolchainsBuildingResult event is not sent on EventSpy
* Revert [MNG-6069] Migrate to non deprecated parts of Commons CLI
* [MNG-6571] cache VersionRange instances, they are immutable
* [MNG-6571] forgot to put new instance in cache
* Revert "[MNG-6571] forgot to put new instance in cache"
* [MNG-6571] separate caches for create from spec and version
* [MNG-6591] Upgrade to Wagon 3.3.2
* [MNG-6495] ModelResolver cannot be null
* [MNG-6593] track input location for super-pom content
* Revert "[MNG-6548] Lifecycle plugin version upgrades"
* [MNG-6294] Convert MavenPluginValidator into a plexus component

All tests passed

Build failed in Jenkins: Maven TLP » maven » MNG-6294 #11

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See https://builds.apache.org/job/maven-box/job/maven/job/MNG-6294/11/

No changes.

No tests ran.

Build log:
Branch indexing
Obtained Jenkinsfile from 8169e6adff63ed77291d29cf47059894260e621b
Running in Durability level: MAX_SURVIVABILITY
Loading library jenkins-env@master
Attempting to resolve master from remote references...
 > git --version # timeout=10
 > git ls-remote -h https://gitbox.apache.org/repos/asf/maven-jenkins-env.git # timeout=10
Found match: refs/heads/master revision 301add823574336a6bc9f551351ac881b87e0d79
No credentials specified
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://gitbox.apache.org/repos/asf/maven-jenkins-env.git # timeout=10
Fetching without tags
Fetching upstream changes from https://gitbox.apache.org/repos/asf/maven-jenkins-env.git
 > git --version # timeout=10
 > git fetch --no-tags --progress https://gitbox.apache.org/repos/asf/maven-jenkins-env.git +refs/heads/*:refs/remotes/origin/*
Checking out Revision 301add823574336a6bc9f551351ac881b87e0d79 (master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 301add823574336a6bc9f551351ac881b87e0d79
Commit message: "Add support for Maven 3.6.x/3.6.0"
 > git rev-list --no-walk 301add823574336a6bc9f551351ac881b87e0d79 # timeout=10
Loading library jenkins-lib@master
Attempting to resolve master from remote references...
 > git --version # timeout=10
 > git ls-remote -h https://gitbox.apache.org/repos/asf/maven-jenkins-lib.git # timeout=10
Found match: refs/heads/master revision d44ea6697c8090e41a63584e6e15cd8e9d903a1f
No credentials specified
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://gitbox.apache.org/repos/asf/maven-jenkins-lib.git # timeout=10
Fetching without tags
Fetching upstream changes from https://gitbox.apache.org/repos/asf/maven-jenkins-lib.git
 > git --version # timeout=10
 > git fetch --no-tags --progress https://gitbox.apache.org/repos/asf/maven-jenkins-lib.git +refs/heads/*:refs/remotes/origin/*
Checking out Revision d44ea6697c8090e41a63584e6e15cd8e9d903a1f (master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f d44ea6697c8090e41a63584e6e15cd8e9d903a1f
Commit message: "[INFRA-17514] Jenkins invoker-plugin updated by INFRA"
 > git rev-list --no-walk d44ea6697c8090e41a63584e6e15cd8e9d903a1f # timeout=10
[Pipeline] Start of Pipeline
[Pipeline] properties
[Pipeline] node
Running on H33 in /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294
[Pipeline] {
[Pipeline] dir
Running in /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/build
[Pipeline] {
[Pipeline] stage
[Pipeline] { (Checkout)
[Pipeline] checkout
No credentials specified
Cloning the remote Git repository
Cloning with configured refspecs honoured and without tags
Cloning repository https://gitbox.apache.org/repos/asf/maven.git
 > git init /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/build # timeout=10
Fetching upstream changes from https://gitbox.apache.org/repos/asf/maven.git
 > git --version # timeout=10
 > git fetch --no-tags --progress https://gitbox.apache.org/repos/asf/maven.git +refs/heads/*:refs/remotes/origin/*
Fetching without tags
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from https://gitbox.apache.org/repos/asf/maven.git
	at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:894)
	at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1161)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1192)
	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
	at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution.lambda$start$0(SynchronousNonBlockingStepExecution.java:47)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: hudson.plugins.git.GitException: Command "git fetch --no-tags --progress https://gitbox.apache.org/repos/asf/maven.git +refs/heads/*:refs/remotes/origin/*" returned status code 128:
stdout: 
stderr: fatal: unable to access 'https://gitbox.apache.org/repos/asf/maven.git/': The requested URL returned error: 429

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:2042)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1761)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$400(CliGitAPIImpl.java:72)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:442)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:153)
	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:146)
	at hudson.remoting.UserRequest.perform(UserRequest.java:212)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:369)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	... 1 more
	Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to H33
		at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1741)
		at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:357)
		at hudson.remoting.Channel.call(Channel.java:955)
		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146)
		at sun.reflect.GeneratedMethodAccessor1199.invoke(Unknown Source)
		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
		at java.lang.reflect.Method.invoke(Method.java:498)
		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132)
		at com.sun.proxy.$Proxy116.execute(Unknown Source)
		at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:892)
		at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1161)
		at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1192)
		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution.lambda$start$0(SynchronousNonBlockingStepExecution.java:47)
		at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
		at java.util.concurrent.FutureTask.run(FutureTask.java:266)
		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
		... 1 more
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // dir
[Pipeline] }
[Pipeline] // node
[Pipeline] stage
[Pipeline] { (Notifications)
[Pipeline] echo
Build result: FAILURE
[Pipeline] jiraIssueSelector
[Pipeline] emailext

Build unstable in Jenkins: Maven TLP » maven » MNG-6294 #10

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See https://builds.apache.org/job/maven-box/job/maven/job/MNG-6294/10/

No changes.

12 tests failed.
FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk11 / Run ITs Linux Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk8 / Run ITs Linux Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk7 / Run ITs Linux Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk11 / Run ITs Windows Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk8 / Run ITs Windows Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk7 / Run ITs Windows Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk11 / Run ITs Linux Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.004 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.174 s
[INFO] Finished at: 2019-02-27T18:20:57Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.004 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.174 s
[INFO] Finished at: 2019-02-27T18:20:57Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk8 / Run ITs Linux Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---

Stack Trace:
org.apache.maven.it.VerificationException: Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.assertNoRepeatedLines(MavenITmng5965ParallelBuildMultipliesWorkTest.java:59)
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:45)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk7 / Run ITs Linux Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.008 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.187 s
[INFO] Finished at: 2019-02-27T18:20:51Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.008 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.187 s
[INFO] Finished at: 2019-02-27T18:20:51Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk11 / Run ITs Windows Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.010 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.473 s
[INFO] Finished at: 2019-02-27T11:20:19-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.010 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.473 s
[INFO] Finished at: 2019-02-27T11:20:19-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk8 / Run ITs Windows Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.002 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.265 s
[INFO] Finished at: 2019-02-27T11:20:39-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.002 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.265 s
[INFO] Finished at: 2019-02-27T11:20:39-08:00
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk7 / Run ITs Windows Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---

Stack Trace:
org.apache.maven.it.VerificationException: Goal executed twice: [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.assertNoRepeatedLines(MavenITmng5965ParallelBuildMultipliesWorkTest.java:59)
	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:45)




Build log:
[...truncated 60593 lines...]
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-plugin-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-expression\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
[Pipeline] // dir
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-error\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-component\target\surefire-reports\*.xml
Recording test results
[Pipeline] // stage
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\target\surefire-reports\*.xml
Recording test results
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-provider\target\surefire-reports\*.xml
Recording test results
[Pipeline] // node
[Pipeline] }
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-fork\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log-file\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\maven-it-helper\target\surefire-reports\*.xml
Recording test results
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-online\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-packaging\target\surefire-reports\*.xml
Recording test results
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[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-setter\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-singleton-component\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-site\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-toolchain\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-touch\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-properties\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-all\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log4j\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension1\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-settings\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension2:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin-dep\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5958-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-toolchain\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-wagon\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-suite:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-suite\target\surefire-reports\*.xml
Recording test results
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-active-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-artifact:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-a:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-b:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-class-loader:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-configuration:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-context-passing:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-clean-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-compiler-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-deploy-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ear-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ejb-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-install-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-jar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-javadoc-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-plugin-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT in source directory core-it-support\maven-it-helper\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5958-extension\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-wagon\src\main\java
[TASKS] Scanning folder 'c:\mvn-it-0.tmp' for files matching the pattern 'core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java\**\*,core-it-support\core-it-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java\**\*,core-it-support\maven-it-helper\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java\**\*,core-it-support\core-it-plugins\mng5958-extension\src\main\java\**\*,core-it-support\core-it-toolchain\src\main\java\**\*,core-it-support\core-it-wagon\src\main\java\**\*' - excludes: null
[TASKS] Found 164 files to scan for tasks
[TASKS] Found 0 open tasks.
Skipping warnings blame since pipelines do not have an SCM link.%n
[TASKS] Computing warning deltas based on reference build #9
[withMaven] Publishers: Pipeline Graph Publisher: 26 ms, Generated Artifacts Publisher: 8646 ms, Invoker Publisher: 7 ms, Junit Publisher: 38159 ms, Concordion Publisher: 6 ms, Dependencies Fingerprint Publisher: 239 ms, Findbugs Publisher: 3 ms, JGiven Publisher: 3 ms, Jacoco Publisher: 3 ms, SpotBugs Publisher: 2 ms, Open Task Scanner Publisher: 1317 ms
[Pipeline] // withMaven
[Pipeline] deleteDir
[Pipeline] }
[Pipeline] // dir
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // node
[Pipeline] }
[Pipeline] // parallel
[Pipeline] stage
[Pipeline] { (Notifications)
[Pipeline] echo
Build result: UNSTABLE
[Pipeline] jiraIssueSelector
[Pipeline] emailext

Build unstable in Jenkins: Maven TLP » maven » MNG-6294 #9

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See https://builds.apache.org/job/maven-box/job/maven/job/MNG-6294/9/

Changes:

* JDK 12 is now in the Release Candidate Phase
* [INFRA-17514] Jenkins invoker-plugin updated by INFRA

12 tests failed.
FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk7 / Run ITs Linux Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk8 / Run ITs Linux Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.linux-jdk11 / Run ITs Linux Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk7 / Run ITs Windows Java 7 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk8 / Run ITs Windows Java 8 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.windows-jdk11 / Run ITs Windows Java 11 / testit

Error Message:
[init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]

Stack Trace:
junit.framework.AssertionFailedError: [init, event: org.apache.maven.settings.building.DefaultSettingsBuildingRequest, event: org.apache.maven.settings.building.DefaultSettingsBuildingResult, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest, event: org.apache.maven.execution.DefaultMavenExecutionRequest, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.lifecycle.internal.DefaultExecutionEvent, event: org.apache.maven.execution.DefaultMavenExecutionResult, close]
	at org.apache.maven.it.MavenITmng6558ToolchainsBuildingEventTest.testit(MavenITmng6558ToolchainsBuildingEventTest.java:62)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk7 / Run ITs Linux Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.229 s
[INFO] Finished at: 2019-02-14T04:08:17Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294-NEXAOMKPIPYPANTGHQVGXSXP3QTIFAJ2XRYBH5MIFQRI6H2CIAYQ/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.229 s
[INFO] Finished at: 2019-02-14T04:08:17Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk8 / Run ITs Linux Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.216 s
[INFO] Finished at: 2019-02-14T04:10:08Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.007 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.216 s
[INFO] Finished at: 2019-02-14T04:10:08Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.linux-jdk11 / Run ITs Linux Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.239 s
[INFO] Finished at: 2019-02-14T04:10:09Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/apache-maven/bin/mvn --global-settings /home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/core-it-suite/target/test-classes/settings.xml -T1 -e --batch-mode -Dmaven.repo.local=/home/jenkins/jenkins-slave/workspace/maven-box_maven_MNG-6294/test/it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.002 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.239 s
[INFO] Finished at: 2019-02-14T04:10:09Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk7 / Run ITs Windows Java 7 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.269 s
[INFO] Finished at: 2019-02-14T05:04:23Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.002 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.269 s
[INFO] Finished at: 2019-02-14T05:04:23Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:188)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:606)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:471)
    at java.util.concurrent.FutureTask.run (FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:615)
    at java.lang.Thread.run (Thread.java:745)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk8 / Run ITs Windows Java 8 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.003 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.228 s
[INFO] Finished at: 2019-02-14T05:05:51Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-0.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-0.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-0.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.003 s]
[INFO] module-1 ........................................... SUCCESS [  0.001 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.228 s
[INFO] Finished at: 2019-02-14T05:05:51Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:192)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:511)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)


FAILED:  org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.windows-jdk11 / Run ITs Windows Java 11 / testItShouldOnlyRunEachTaskOnce

Error Message:
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.000 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.540 s
[INFO] Finished at: 2019-02-14T05:11:37Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.


Stack Trace:
org.apache.maven.it.VerificationException: 
Exit code was non-zero: 1; command line and log = 
C:\mvn-it-1.tmp\core-it-suite\target\apache-maven\bin\mvn --global-settings C:\mvn-it-1.tmp\core-it-suite\target\test-classes\settings.xml -T1 -e --batch-mode -Dmaven.repo.local=c:\mvn-it-1.tmp\it-local-repo clean install:help
[INFO] [jenkins-event-spy] Jenkins Maven Event Spy is disabled
[INFO] Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] base-project                                                       [pom]
[INFO] module-1                                                           [pom]
[INFO] module-2                                                           [pom]
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [1/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [2/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ base-project ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [3/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [4/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-1 >----------
[INFO] Building module-1 0.1                                              [5/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-1 ---
[INFO] 
[INFO] ----------< mng-5965-parallel-build-multiplies-work:module-2 >----------
[INFO] Building module-2 0.1                                              [6/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ module-2 ---
[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [7/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] 
[INFO] --------< mng-5965-parallel-build-multiplies-work:base-project >--------
[INFO] Building base-project 0.1                                          [8/3]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-install-plugin:2.4:help (default-cli) @ base-project ---
[INFO] Maven Install Plugin 2.4
  Copies the project artifacts to the user's local repository.

This plugin has 3 goals:

install:help
  Display help information on maven-install-plugin.
  Call mvn install:help -Ddetail=true -Dgoal=<goal-name> to display parameter
  details.

install:install
  Installs the project's main artifact, and any other artifacts attached by
  other plugins in the lifecycle, to the local repository.

install:install-file
  Installs a file in the local repository.


[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for base-project 0.1:
[INFO] 
[INFO] base-project ....................................... SUCCESS [  0.005 s]
[INFO] module-1 ........................................... SUCCESS [  0.000 s]
[INFO] module-2 ........................................... SUCCESS [  0.001 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  0.540 s
[INFO] Finished at: 2019-02-14T05:11:37Z
[INFO] ------------------------------------------------------------------------
[ERROR] java.lang.NullPointerException
java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:140)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] java.util.concurrent.ExecutionException: java.lang.NullPointerException
java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:185)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.util.concurrent.ExecutionException: java.lang.NullPointerException
    at java.util.concurrent.FutureTask.report (FutureTask.java:122)
    at java.util.concurrent.FutureTask.get (FutureTask.java:191)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.multiThreadedProjectTaskSegmentBuild (MultiThreadedBuilder.java:181)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder.build (MultiThreadedBuilder.java:101)
    at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
    at org.apache.maven.cli.MavenCli.execute (MavenCli.java:956)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
    at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:243)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at org.apache.maven.it.Embedded3xLauncher.run (Embedded3xLauncher.java:247)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1354)
    at org.apache.maven.it.Verifier.executeGoals (Verifier.java:1260)
    at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce (MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:566)
    at junit.framework.TestCase.runTest (TestCase.java:176)
    at org.apache.maven.it.AbstractMavenIntegrationTestCase.runTest (AbstractMavenIntegrationTestCase.java:222)
    at junit.framework.TestCase.runBare (TestCase.java:141)
    at junit.framework.TestResult$1.protect (TestResult.java:122)
    at junit.framework.TestResult.runProtected (TestResult.java:142)
    at junit.framework.TestResult.run (TestResult.java:125)
    at junit.framework.TestCase.run (TestCase.java:129)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at junit.framework.TestSuite.runTest (TestSuite.java:252)
    at junit.framework.TestSuite.run (TestSuite.java:247)
    at org.junit.internal.runners.JUnit38ClassRunner.run (JUnit38ClassRunner.java:86)
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute (JUnit4Provider.java:365)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun (JUnit4Provider.java:273)
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet (JUnit4Provider.java:238)
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke (JUnit4Provider.java:159)
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader (ForkedBooter.java:383)
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess (ForkedBooter.java:344)
    at org.apache.maven.surefire.booter.ForkedBooter.execute (ForkedBooter.java:125)
    at org.apache.maven.surefire.booter.ForkedBooter.main (ForkedBooter.java:417)
Caused by: java.lang.NullPointerException
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:200)
    at org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call (MultiThreadedBuilder.java:196)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.Executors$RunnableAdapter.call (Executors.java:515)
    at java.util.concurrent.FutureTask.run (FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1128)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:628)
    at java.lang.Thread.run (Thread.java:834)
[ERROR] 
[ERROR] Re-run Maven using the -X switch to enable full debug logging.

	at org.apache.maven.it.MavenITmng5965ParallelBuildMultipliesWorkTest.testItShouldOnlyRunEachTaskOnce(MavenITmng5965ParallelBuildMultipliesWorkTest.java:36)




Build log:
[...truncated 60995 lines...]
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-jar-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-javadoc-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-plugin-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-expression\target\surefire-reports\*.xml
Recording test results
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-error\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-component\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension-provider\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-fork\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log-file\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\maven-it-helper\target\surefire-reports\*.xml
Recording test results
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-no-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-online\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-packaging\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-setter\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-singleton-component\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-site\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-toolchain\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-touch\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-properties\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-all\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-log4j\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension1\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\maven-it-plugin-settings\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-extension2:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-extension2\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5805-plugin-dep\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-plugins\mng5958-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-toolchain\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-wagon\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-extension:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-support\core-it-extension\target\surefire-reports\*.xml
Recording test results
None of the test reports contained any result
[withMaven] junitPublisher - Archive test results for Maven artifact org.apache.maven.its:core-it-suite:jar:2.1-SNAPSHOT generated by maven-surefire-plugin:test (default-test): core-it-suite\target\surefire-reports\*.xml
Recording test results
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-active-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-artifact:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-a:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins.class-loader:dep-b:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-class-loader:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-configuration:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-context-passing:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-clean-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-compiler-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-deploy-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ear-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-ejb-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-install-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-jar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-javadoc-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-plugin-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-rar-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-resources-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-site-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-source-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-surefire-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.plugins:maven-war-plugin:maven-plugin:0.1-stub-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-collection:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-dependency-resolution:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-expression:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-error:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-component:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-consumer:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension-provider:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-fork:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-invalid-descriptor:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log-file:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:maven-it-helper:jar:2.1-SNAPSHOT in source directory core-it-support\maven-it-helper\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-model-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-default-comp:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-no-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-online:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-optional-mojos:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-packaging:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-parameter-implementation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plugin-dependency:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-project-interpolation:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-setter:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-singleton-component:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-site:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-toolchain:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-touch:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-properties:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-uses-wagon:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-all:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-11:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-utils-new:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-component-api:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-log4j:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension1:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-extension2:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-plexus-lifecycle:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:maven-it-plugin-settings:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin:maven-plugin:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5805-pkg-type-mojo-configuration-plugin-dep:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its.plugins:mng-5958-pkg-type-extension:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-plugins\mng5958-extension\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-toolchain:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-toolchain\src\main\java
[withMaven] openTasksPublisher - Scan Tasks for Maven artifact org.apache.maven.its:core-it-wagon:jar:2.1-SNAPSHOT in source directory core-it-support\core-it-wagon\src\main\java
[TASKS] Scanning folder 'c:\mvn-it-1.tmp' for files matching the pattern 'core-it-support\core-it-plugins\maven-it-plugin-active-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-artifact\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-a\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\dep-b\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-class-loader\maven-it-plugin-class-loader\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-configuration\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-context-passing\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-clean-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-compiler-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-deploy-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ear-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-ejb-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-install-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-jar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-javadoc-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-plugin-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-rar-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-resources-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-site-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-source-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-surefire-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-core-stubs\maven-war-plugin\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-collection\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-dependency-resolution\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-expression\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-error\src\main\java\**\*,core-it-support\core-it-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-consumer\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension-provider\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-fork\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-invalid-descriptor\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log-file\src\main\java\**\*,core-it-support\maven-it-helper\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-model-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-default-comp\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-no-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-online\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-optional-mojos\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-packaging\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-parameter-implementation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plugin-dependency\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-project-interpolation\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-setter\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-singleton-component\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-site\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-toolchain\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-touch\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-properties\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-uses-wagon\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-all\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-11\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-utils-new\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-component-api\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-log4j\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension1\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-extension2\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-plexus-lifecycle\src\main\java\**\*,core-it-support\core-it-plugins\maven-it-plugin-settings\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin\src\main\java\**\*,core-it-support\core-it-plugins\mng5805-plugin-dep\src\main\java\**\*,core-it-support\core-it-plugins\mng5958-extension\src\main\java\**\*,core-it-support\core-it-toolchain\src\main\java\**\*,core-it-support\core-it-wagon\src\main\java\**\*' - excludes: null
[TASKS] Found 164 files to scan for tasks
[TASKS] Found 0 open tasks.
Skipping warnings blame since pipelines do not have an SCM link.%n
[TASKS] Computing warning deltas based on reference build #8
[withMaven] Publishers: Pipeline Graph Publisher: 25 ms, Generated Artifacts Publisher: 9259 ms, Invoker Publisher: 5 ms, Junit Publisher: 39661 ms, Concordion Publisher: 6 ms, Dependencies Fingerprint Publisher: 302 ms, Findbugs Publisher: 3 ms, JGiven Publisher: 2 ms, Jacoco Publisher: 3 ms, SpotBugs Publisher: 2 ms, Open Task Scanner Publisher: 1430 ms
[Pipeline] // withMaven
[Pipeline] deleteDir
[Pipeline] }
[Pipeline] // dir
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // node
[Pipeline] }
[Pipeline] // parallel
[Pipeline] stage
[Pipeline] { (Notifications)
[Pipeline] echo
Build result: UNSTABLE
[Pipeline] jiraIssueSelector
[Pipeline] emailext