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Posted to dev@openmeetings.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2021/07/16 15:38:52 UTC

Build failed in Jenkins: OpenMeetings » openmeetings #327

See <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/327/display/redirect>

Changes:


------------------------------------------
Started by user Maxim Solodovnik
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on H26 (ubuntu) in workspace <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[WS-CLEANUP] Deleting project workspace...
[WS-CLEANUP] Deferred wipeout is used...
[WS-CLEANUP] Done
The recommended git tool is: NONE
No credentials specified
Cloning the remote Git repository
Cloning repository https://github.com/apache/openmeetings.git
 > git init <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/> # timeout=10
Fetching upstream changes from https://github.com/apache/openmeetings.git
 > git --version # timeout=10
 > git --version # 'git version 2.17.1'
 > git fetch --tags --progress -- https://github.com/apache/openmeetings.git +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url https://github.com/apache/openmeetings.git # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
Avoid second fetch
 > git rev-parse refs/remotes/origin/master^{commit} # timeout=10
Checking out Revision fdb49db79da6efb1739a4379f30c6f81351792d1 (refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f fdb49db79da6efb1739a4379f30c6f81351792d1 # timeout=10
Commit message: "[OPENMEETINGS-2614] es, pt_BR, couple of typos"
 > git rev-list --no-walk fdb49db79da6efb1739a4379f30c6f81351792d1 # timeout=10
Parsing POMs
Established TCP socket on 43433
maven35-agent.jar already up to date
maven35-interceptor.jar already up to date
maven3-interceptor-commons.jar already up to date
[openmeetings] $ /home/jenkins/tools/java/latest11/bin/java -cp /home/jenkins/jenkins-agent/maven35-agent.jar:/home/jenkins/tools/maven/latest3/boot/plexus-classworlds-2.6.0.jar:/home/jenkins/tools/maven/latest3/conf/logging jenkins.maven3.agent.Maven35Main /home/jenkins/tools/maven/latest3/ /home/jenkins/jenkins-agent/slave.jar /home/jenkins/jenkins-agent/maven35-interceptor.jar /home/jenkins/jenkins-agent/maven3-interceptor-commons.jar 43433
<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/pom.xml> clean install -PallModules,Jenkins
[INFO] Scanning for projects...
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] Openmeetings                                                       [pom]
[INFO] Openmeetings Util                                                  [jar]
[INFO] Openmeetings DB                                                    [jar]
[INFO] Openmeetings Core                                                  [jar]
[INFO] Openmeetings Install                                               [jar]
[INFO] Openmeetings Service                                               [jar]
[INFO] Openmeetings Webservices                                           [jar]
[INFO] Openmeetings Web                                                   [war]
[INFO] Openmeetings Screen Sharing applet                                 [jar]
[INFO] Openmeetings Server                                                [jar]
[INFO] 
[INFO] ------------< org.apache.openmeetings:openmeetings-parent >-------------
[INFO] Building Openmeetings 6.1.0-SNAPSHOT                              [1/10]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:3.1.0:clean (default-clean) @ openmeetings-parent ---
[INFO] 
[INFO] --- buildnumber-maven-plugin:1.4:create (default) @ openmeetings-parent ---
[INFO] ShortRevision tag detected. The value is '7'.
[INFO] Executing: /bin/sh -c cd '<https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/'> && 'git' 'rev-parse' '--verify' '--short=7' 'HEAD'
[INFO] Working directory: <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[INFO] Storing buildNumber: fdb49db at timestamp: 1626449895373
[WARNING] Cannot get the branch information from the git repository: 
Detecting the current branch failed: fatal: ref HEAD is not a symbolic ref

[INFO] ShortRevision tag detected. The value is '7'.
[INFO] Executing: /bin/sh -c cd '<https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/'> && 'git' 'rev-parse' '--verify' '--short=7' 'HEAD'
[INFO] Working directory: <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[INFO] Storing buildScmBranch: UNKNOWN
[INFO] 
[INFO] --- apache-rat-plugin:0.13:check (default) @ openmeetings-parent ---
[INFO] Added 3 additional default licenses.
[INFO] Enabled default license matchers.
[INFO] Added 3 custom approved licenses.
[INFO] Will parse SCM ignores for exclusions...
[INFO] Parsing exclusions from <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/.gitignore>
[INFO] Finished adding exclusions from SCM ignore files.
[INFO] 80 implicit excludes (use -debug for more details).
[INFO] 8 explicit excludes (use -debug for more details).
[INFO] 9 resources included (use -debug for more details)
[INFO] Rat check: Summary over all files. Unapproved: 0, unknown: 0, generated: 0, approved: 7 licenses.
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-versions) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-maven-version) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-java-version) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-output-timestamp-property) @ openmeetings-parent ---
[WARNING] Rule 0: org.apache.maven.plugins.enforcer.RequireProperty failed with message:
The property "project.build.outputTimestamp" must be set on the reactor's root pom.xml to make the build reproducible. Further information at "https://maven.apache.org/guides/mini/guide-reproducible-builds.html".
[WARNING] Attempt to (de-)serialize anonymous class org.jfrog.hudson.maven2.MavenDependenciesRecorder$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for Openmeetings 6.1.0-SNAPSHOT:
[INFO] 
[INFO] Openmeetings ....................................... FAILURE [  8.034 s]
[INFO] Openmeetings Util .................................. SKIPPED
[INFO] Openmeetings DB .................................... SKIPPED
[INFO] Openmeetings Core .................................. SKIPPED
[INFO] Openmeetings Install ............................... SKIPPED
[INFO] Openmeetings Service ............................... SKIPPED
[INFO] Openmeetings Webservices ........................... SKIPPED
[INFO] Openmeetings Web ................................... SKIPPED
[INFO] Openmeetings Screen Sharing applet ................. SKIPPED
[INFO] Openmeetings Server ................................ SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  29.348 s
[INFO] Finished at: 2021-07-16T15:38:36Z
[INFO] ------------------------------------------------------------------------
ERROR: Asynchronous execution failure
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at hudson.remoting.Channel$2.adapt(Channel.java:1039)
	at hudson.remoting.Channel$2.adapt(Channel.java:1033)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59)
	at hudson.maven.AbstractMavenBuilder.waitForAsynchronousExecutions(AbstractMavenBuilder.java:186)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:144)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:70)
	at hudson.remoting.UserRequest.perform(UserRequest.java:211)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:375)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:73)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.NullPointerException
ERROR: Asynchronous execution failure
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at hudson.remoting.Channel$2.adapt(Channel.java:1039)
	at hudson.remoting.Channel$2.adapt(Channel.java:1033)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59)
	at hudson.maven.AbstractMavenBuilder.waitForAsynchronousExecutions(AbstractMavenBuilder.java:186)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:144)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:70)
	at hudson.remoting.UserRequest.perform(UserRequest.java:211)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:375)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:73)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.NullPointerException
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:3.0.0-M3:enforce (enforce-output-timestamp-property) on project openmeetings-parent: Some Enforcer rules have failed. Look above for specific messages explaining why the rule failed. -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-server/pom.xml> to org.apache.openmeetings/openmeetings-server/6.1.0-SNAPSHOT/openmeetings-server-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-screenshare/pom.xml> to org.apache.openmeetings/openmeetings-screenshare/6.1.0-SNAPSHOT/openmeetings-screenshare-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-util/pom.xml> to org.apache.openmeetings/openmeetings-util/6.1.0-SNAPSHOT/openmeetings-util-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-install/pom.xml> to org.apache.openmeetings/openmeetings-install/6.1.0-SNAPSHOT/openmeetings-install-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-service/pom.xml> to org.apache.openmeetings/openmeetings-service/6.1.0-SNAPSHOT/openmeetings-service-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/pom.xml> to org.apache.openmeetings/openmeetings-parent/6.1.0-SNAPSHOT/openmeetings-parent-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-db/pom.xml> to org.apache.openmeetings/openmeetings-db/6.1.0-SNAPSHOT/openmeetings-db-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-web/pom.xml> to org.apache.openmeetings/openmeetings-web/6.1.0-SNAPSHOT/openmeetings-web-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-webservice/pom.xml> to org.apache.openmeetings/openmeetings-webservice/6.1.0-SNAPSHOT/openmeetings-webservice-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-core/pom.xml> to org.apache.openmeetings/openmeetings-core/6.1.0-SNAPSHOT/openmeetings-core-6.1.0-SNAPSHOT.pom
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Server #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Screen Sharing applet #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Util #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Install #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Service #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
Sending e-mails to: dev@openmeetings.apache.org solomax666@gmail.com
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings DB #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Web #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Webservices #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
No mail will be sent out, as 'OpenMeetings » openmeetings » Openmeetings Core #327' does not have a result yet. Please make sure you set a proper result in case of pipeline/build scripts.
channel stopped
Archiving artifacts

Build failed in Jenkins: OpenMeetings » openmeetings #328

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/328/display/redirect>

Changes:


------------------------------------------
Started by user Maxim Solodovnik
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on H26 (ubuntu) in workspace <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[WS-CLEANUP] Deleting project workspace...
[WS-CLEANUP] Deferred wipeout is used...
The recommended git tool is: NONE
No credentials specified
Cloning the remote Git repository
Cloning repository https://github.com/apache/openmeetings.git
 > git init <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/> # timeout=10
Fetching upstream changes from https://github.com/apache/openmeetings.git
 > git --version # timeout=10
 > git --version # 'git version 2.17.1'
 > git fetch --tags --progress -- https://github.com/apache/openmeetings.git +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url https://github.com/apache/openmeetings.git # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
Avoid second fetch
 > git rev-parse refs/remotes/origin/master^{commit} # timeout=10
Checking out Revision fdb49db79da6efb1739a4379f30c6f81351792d1 (refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f fdb49db79da6efb1739a4379f30c6f81351792d1 # timeout=10
Commit message: "[OPENMEETINGS-2614] es, pt_BR, couple of typos"
 > git rev-list --no-walk fdb49db79da6efb1739a4379f30c6f81351792d1 # timeout=10
Parsing POMs
Established TCP socket on 40937
maven35-agent.jar already up to date
maven35-interceptor.jar already up to date
maven3-interceptor-commons.jar already up to date
[openmeetings] $ /home/jenkins/tools/java/latest11/bin/java -cp /home/jenkins/jenkins-agent/maven35-agent.jar:/home/jenkins/tools/maven/latest3/boot/plexus-classworlds-2.6.0.jar:/home/jenkins/tools/maven/latest3/conf/logging jenkins.maven3.agent.Maven35Main /home/jenkins/tools/maven/latest3/ /home/jenkins/jenkins-agent/slave.jar /home/jenkins/jenkins-agent/maven35-interceptor.jar /home/jenkins/jenkins-agent/maven3-interceptor-commons.jar 40937
<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/pom.xml> clean install -PallModules,Jenkins
[INFO] Scanning for projects...
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[HUDSON] Collecting dependencies info
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] Openmeetings                                                       [pom]
[INFO] Openmeetings Util                                                  [jar]
[INFO] Openmeetings DB                                                    [jar]
[INFO] Openmeetings Core                                                  [jar]
[INFO] Openmeetings Install                                               [jar]
[INFO] Openmeetings Service                                               [jar]
[INFO] Openmeetings Webservices                                           [jar]
[INFO] Openmeetings Web                                                   [war]
[INFO] Openmeetings Screen Sharing applet                                 [jar]
[INFO] Openmeetings Server                                                [jar]
[INFO] 
[INFO] ------------< org.apache.openmeetings:openmeetings-parent >-------------
[INFO] Building Openmeetings 6.1.0-SNAPSHOT                              [1/10]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:3.1.0:clean (default-clean) @ openmeetings-parent ---
[INFO] 
[INFO] --- buildnumber-maven-plugin:1.4:create (default) @ openmeetings-parent ---
[INFO] ShortRevision tag detected. The value is '7'.
[INFO] Executing: /bin/sh -c cd '<https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/'> && 'git' 'rev-parse' '--verify' '--short=7' 'HEAD'
[INFO] Working directory: <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[INFO] Storing buildNumber: fdb49db at timestamp: 1626450071435
[WARNING] Cannot get the branch information from the git repository: 
Detecting the current branch failed: fatal: ref HEAD is not a symbolic ref

[INFO] ShortRevision tag detected. The value is '7'.
[INFO] Executing: /bin/sh -c cd '<https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/'> && 'git' 'rev-parse' '--verify' '--short=7' 'HEAD'
[INFO] Working directory: <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/>
[INFO] Storing buildScmBranch: UNKNOWN
[INFO] 
[INFO] --- apache-rat-plugin:0.13:check (default) @ openmeetings-parent ---
[INFO] Added 3 additional default licenses.
[INFO] Enabled default license matchers.
[INFO] Added 3 custom approved licenses.
[INFO] Will parse SCM ignores for exclusions...
[INFO] Parsing exclusions from <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/.gitignore>
[INFO] Finished adding exclusions from SCM ignore files.
[INFO] 80 implicit excludes (use -debug for more details).
[INFO] 8 explicit excludes (use -debug for more details).
[INFO] 9 resources included (use -debug for more details)
[INFO] Rat check: Summary over all files. Unapproved: 0, unknown: 0, generated: 0, approved: 7 licenses.
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-versions) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-maven-version) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-java-version) @ openmeetings-parent ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M3:enforce (enforce-output-timestamp-property) @ openmeetings-parent ---
[WARNING] Rule 0: org.apache.maven.plugins.enforcer.RequireProperty failed with message:
The property "project.build.outputTimestamp" must be set on the reactor's root pom.xml to make the build reproducible. Further information at "https://maven.apache.org/guides/mini/guide-reproducible-builds.html".
[WARNING] Attempt to (de-)serialize anonymous class org.jfrog.hudson.maven2.MavenDependenciesRecorder$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for Openmeetings 6.1.0-SNAPSHOT:
[INFO] 
[INFO] Openmeetings ....................................... FAILURE [  7.861 s]
[INFO] Openmeetings Util .................................. SKIPPED
[INFO] Openmeetings DB .................................... SKIPPED
[INFO] Openmeetings Core .................................. SKIPPED
[INFO] Openmeetings Install ............................... SKIPPED
[INFO] Openmeetings Service ............................... SKIPPED
[INFO] Openmeetings Webservices ........................... SKIPPED
[INFO] Openmeetings Web ................................... SKIPPED
[INFO] Openmeetings Screen Sharing applet ................. SKIPPED
[INFO] Openmeetings Server ................................ SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  30.141 s
[INFO] Finished at: 2021-07-16T15:41:33Z
[INFO] ------------------------------------------------------------------------
ERROR: Asynchronous execution failure
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at hudson.remoting.Channel$2.adapt(Channel.java:1039)
	at hudson.remoting.Channel$2.adapt(Channel.java:1033)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59)
	at hudson.maven.AbstractMavenBuilder.waitForAsynchronousExecutions(AbstractMavenBuilder.java:186)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:144)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:70)
	at hudson.remoting.UserRequest.perform(UserRequest.java:211)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:375)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:73)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.NullPointerException
ERROR: Asynchronous execution failure
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at hudson.remoting.Channel$2.adapt(Channel.java:1039)
	at hudson.remoting.Channel$2.adapt(Channel.java:1033)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59)
	at hudson.maven.AbstractMavenBuilder.waitForAsynchronousExecutions(AbstractMavenBuilder.java:186)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:144)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:70)
	at hudson.remoting.UserRequest.perform(UserRequest.java:211)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:375)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:73)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.NullPointerException
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:3.0.0-M3:enforce (enforce-output-timestamp-property) on project openmeetings-parent: Some Enforcer rules have failed. Look above for specific messages explaining why the rule failed. -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-server/pom.xml> to org.apache.openmeetings/openmeetings-server/6.1.0-SNAPSHOT/openmeetings-server-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-screenshare/pom.xml> to org.apache.openmeetings/openmeetings-screenshare/6.1.0-SNAPSHOT/openmeetings-screenshare-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-util/pom.xml> to org.apache.openmeetings/openmeetings-util/6.1.0-SNAPSHOT/openmeetings-util-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-install/pom.xml> to org.apache.openmeetings/openmeetings-install/6.1.0-SNAPSHOT/openmeetings-install-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-service/pom.xml> to org.apache.openmeetings/openmeetings-service/6.1.0-SNAPSHOT/openmeetings-service-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/pom.xml> to org.apache.openmeetings/openmeetings-parent/6.1.0-SNAPSHOT/openmeetings-parent-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-db/pom.xml> to org.apache.openmeetings/openmeetings-db/6.1.0-SNAPSHOT/openmeetings-db-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-web/pom.xml> to org.apache.openmeetings/openmeetings-web/6.1.0-SNAPSHOT/openmeetings-web-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-webservice/pom.xml> to org.apache.openmeetings/openmeetings-webservice/6.1.0-SNAPSHOT/openmeetings-webservice-6.1.0-SNAPSHOT.pom
[JENKINS] Archiving <https://ci-builds.apache.org/job/OpenMeetings/job/openmeetings/ws/openmeetings-core/pom.xml> to org.apache.openmeetings/openmeetings-core/6.1.0-SNAPSHOT/openmeetings-core-6.1.0-SNAPSHOT.pom
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Archiving artifacts