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Posted to dev@lucene.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2019/04/18 23:08:46 UTC

[JENKINS] Lucene-Solr-Tests-8.x - Build # 151 - Failure

Build: https://builds.apache.org/job/Lucene-Solr-Tests-8.x/151/

All tests passed

Build Log:
[...truncated 65638 lines...]
[asciidoctor:convert] asciidoctor: ERROR: about-this-guide.adoc: line 1: invalid part, must have at least one section (e.g., chapter, appendix, etc.)
[asciidoctor:convert] asciidoctor: ERROR: solr-glossary.adoc: line 1: invalid part, must have at least one section (e.g., chapter, appendix, etc.)
     [java] Processed 2526 links (2067 relative) to 3355 anchors in 253 files
     [echo] Validated Links & Anchors via: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/build/solr-ref-guide/bare-bones-html/

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    [jtidy] Checking for broken html (such as invalid tags)...
   [delete] Deleting directory /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/build/jtidy_tmp
     [echo] Checking for broken links...
     [exec] 
     [exec] Crawl/parse...
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     [echo] Checking for malformed docs...

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jar-checksums:
    [mkdir] Created dir: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/null338762140
     [copy] Copying 38 files to /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/null338762140
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check-working-copy:
[ivy:cachepath] :: resolving dependencies :: org.eclipse.jgit#org.eclipse.jgit-caller;working
[ivy:cachepath] 	confs: [default]
[ivy:cachepath] 	found org.eclipse.jgit#org.eclipse.jgit;4.6.0.201612231935-r in public
[ivy:cachepath] 	found com.jcraft#jsch;0.1.53 in public
[ivy:cachepath] 	found com.googlecode.javaewah#JavaEWAH;1.1.6 in public
[ivy:cachepath] 	found org.apache.httpcomponents#httpclient;4.3.6 in public
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[ivy:cachepath] :: resolution report :: resolve 30ms :: artifacts dl 2ms
	---------------------------------------------------------------------
	|                  |            modules            ||   artifacts   |
	|       conf       | number| search|dwnlded|evicted|| number|dwnlded|
	---------------------------------------------------------------------
	|      default     |   8   |   0   |   0   |   0   ||   8   |   0   |
	---------------------------------------------------------------------
[wc-checker] Initializing working copy...
[wc-checker] SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
[wc-checker] SLF4J: Defaulting to no-operation (NOP) logger implementation
[wc-checker] SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[wc-checker] Checking working copy status...

BUILD FAILED
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:633: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:506: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:493: Source checkout is dirty (unversioned/missing files) after running tests!!! Offending files:
* solr/licenses/gmetric4j-1.0.7.jar.sha1

Total time: 109 minutes 27 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any

[JENKINS] Lucene-Solr-Tests-8.x - Build # 153 - Still Failing

Posted by Apache Jenkins Server <je...@builds.apache.org>.
Build: https://builds.apache.org/job/Lucene-Solr-Tests-8.x/153/

All tests passed

Build Log:
[...truncated 65680 lines...]
[asciidoctor:convert] asciidoctor: ERROR: about-this-guide.adoc: line 1: invalid part, must have at least one section (e.g., chapter, appendix, etc.)
[asciidoctor:convert] asciidoctor: ERROR: solr-glossary.adoc: line 1: invalid part, must have at least one section (e.g., chapter, appendix, etc.)
     [java] Processed 2526 links (2067 relative) to 3355 anchors in 253 files
     [echo] Validated Links & Anchors via: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/build/solr-ref-guide/bare-bones-html/

-documentation-lint:
    [jtidy] Checking for broken html (such as invalid tags)...
   [delete] Deleting directory /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/build/jtidy_tmp
     [echo] Checking for broken links...
     [exec] 
     [exec] Crawl/parse...
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     [exec] Verify...
     [echo] Checking for malformed docs...

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-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

ivy-fail:

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resolve:

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-ivy-fail-disallowed-ivy-version:

ivy-fail:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

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resolve:

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-ivy-fail-disallowed-ivy-version:

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resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

ivy-availability-check:
[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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resolve:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

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common.resolve:

resolve:

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-ivy-fail-disallowed-ivy-version:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

ivy-availability-check:
[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

jar-checksums:
    [mkdir] Created dir: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/null1648819250
     [copy] Copying 38 files to /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/null1648819250
   [delete] Deleting directory /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/null1648819250

resolve-example:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

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[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

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[loadresource] Do not set property disallowed.ivy.jars.list as its length is 0.

-ivy-fail-disallowed-ivy-version:

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ivy-configure:
[ivy:configure] :: loading settings :: file = /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/lucene/top-level-ivy-settings.xml

resolve:

jar-checksums:
    [mkdir] Created dir: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/null396529712
     [copy] Copying 239 files to /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/null396529712
   [delete] Deleting directory /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/null396529712

check-working-copy:
[ivy:cachepath] :: resolving dependencies :: org.eclipse.jgit#org.eclipse.jgit-caller;working
[ivy:cachepath] 	confs: [default]
[ivy:cachepath] 	found org.eclipse.jgit#org.eclipse.jgit;4.6.0.201612231935-r in public
[ivy:cachepath] 	found com.jcraft#jsch;0.1.53 in public
[ivy:cachepath] 	found com.googlecode.javaewah#JavaEWAH;1.1.6 in public
[ivy:cachepath] 	found org.apache.httpcomponents#httpclient;4.3.6 in public
[ivy:cachepath] 	found org.apache.httpcomponents#httpcore;4.3.3 in public
[ivy:cachepath] 	found commons-logging#commons-logging;1.1.3 in public
[ivy:cachepath] 	found commons-codec#commons-codec;1.6 in public
[ivy:cachepath] 	found org.slf4j#slf4j-api;1.7.2 in public
[ivy:cachepath] :: resolution report :: resolve 51ms :: artifacts dl 2ms
	---------------------------------------------------------------------
	|                  |            modules            ||   artifacts   |
	|       conf       | number| search|dwnlded|evicted|| number|dwnlded|
	---------------------------------------------------------------------
	|      default     |   8   |   0   |   0   |   0   ||   8   |   0   |
	---------------------------------------------------------------------
[wc-checker] Initializing working copy...
[wc-checker] SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
[wc-checker] SLF4J: Defaulting to no-operation (NOP) logger implementation
[wc-checker] SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[wc-checker] Checking working copy status...

BUILD FAILED
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:633: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:506: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:493: Source checkout is dirty (unversioned/missing files) after running tests!!! Offending files:
* solr/licenses/gmetric4j-1.0.7.jar.sha1

Total time: 106 minutes 21 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any

[JENKINS] Lucene-Solr-Tests-8.x - Build # 152 - Still Failing

Posted by Apache Jenkins Server <je...@builds.apache.org>.
Build: https://builds.apache.org/job/Lucene-Solr-Tests-8.x/152/

2 tests failed.
FAILED:  org.apache.solr.cloud.OverseerTest.testShardLeaderChange

Error Message:
Captured an uncaught exception in thread: Thread[id=24100, name=OverseerCollectionConfigSetProcessor-73157610839932977-127.0.0.1:42996_solr-n_0000000000, state=RUNNABLE, group=Overseer collection creation process.]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught exception in thread: Thread[id=24100, name=OverseerCollectionConfigSetProcessor-73157610839932977-127.0.0.1:42996_solr-n_0000000000, state=RUNNABLE, group=Overseer collection creation process.]
	at __randomizedtesting.SeedInfo.seed([750DE7F073CBC567:AB5E600769533096]:0)
Caused by: org.apache.solr.common.AlreadyClosedException
	at __randomizedtesting.SeedInfo.seed([750DE7F073CBC567]:0)
	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:69)
	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358)
	at org.apache.solr.cloud.OverseerTaskProcessor.amILeader(OverseerTaskProcessor.java:425)
	at org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:156)
	at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.solr.security.BasicAuthIntegrationTest.testBasicAuth

Error Message:
Expected metric minimums for prefix SECURITY./authentication.: {failMissingCredentials=2, authenticated=19, passThrough=9, failWrongCredentials=1, requests=31, errors=0}, but got: {failMissingCredentials=2, authenticated=17, passThrough=11, totalTime=5441056, failWrongCredentials=1, requestTimes=1358, requests=31, errors=0}

Stack Trace:
java.lang.AssertionError: Expected metric minimums for prefix SECURITY./authentication.: {failMissingCredentials=2, authenticated=19, passThrough=9, failWrongCredentials=1, requests=31, errors=0}, but got: {failMissingCredentials=2, authenticated=17, passThrough=11, totalTime=5441056, failWrongCredentials=1, requestTimes=1358, requests=31, errors=0}
	at __randomizedtesting.SeedInfo.seed([750DE7F073CBC567:C96391E2D798461D]:0)
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.assertTrue(Assert.java:41)
	at org.apache.solr.cloud.SolrCloudAuthTestCase.assertAuthMetricsMinimums(SolrCloudAuthTestCase.java:129)
	at org.apache.solr.cloud.SolrCloudAuthTestCase.assertAuthMetricsMinimums(SolrCloudAuthTestCase.java:83)
	at org.apache.solr.security.BasicAuthIntegrationTest.testBasicAuth(BasicAuthIntegrationTest.java:306)
	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 com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
	at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
	at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
	at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at java.lang.Thread.run(Thread.java:748)




Build Log:
[...truncated 13792 lines...]
   [junit4] Suite: org.apache.solr.cloud.OverseerTest
   [junit4]   2> Creating dataDir: /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/solr/build/solr-core/test/J0/temp/solr.cloud.OverseerTest_750DE7F073CBC567-001/init-core-data-001
   [junit4]   2> 977805 WARN  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=2 numCloses=2
   [junit4]   2> 977805 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 Using PointFields (NUMERIC_POINTS_SYSPROP=true) w/NUMERIC_DOCVALUES_SYSPROP=false
   [junit4]   2> 977807 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 Randomized ssl (false) and clientAuth (true) via: @org.apache.solr.util.RandomizeSSL(reason=, ssl=NaN, value=NaN, clientAuth=NaN)
   [junit4]   2> 977807 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 SecureRandom sanity checks: test.solr.allowed.securerandom=null & java.security.egd=file:/dev/./urandom
   [junit4]   2> 977808 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 977808 INFO  (ZkTestServer Run Thread) [    ] o.a.s.c.ZkTestServer client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 977808 INFO  (ZkTestServer Run Thread) [    ] o.a.s.c.ZkTestServer Starting server
   [junit4]   2> 977908 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.c.ZkTestServer start zk server on port:42996
   [junit4]   2> 977908 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:42996
   [junit4]   2> 977908 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.c.ZkTestServer connecting to 127.0.0.1 42996
   [junit4]   2> 977913 INFO  (zkConnectionManagerCallback-10172-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 977916 INFO  (zkConnectionManagerCallback-10174-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 977916 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 ####initCore
   [junit4]   2> 977916 INFO  (SUITE-OverseerTest-seed#[750DE7F073CBC567]-worker) [    ] o.a.s.SolrTestCaseJ4 ####initCore end
   [junit4]   2> 977922 INFO  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testReplay
   [junit4]   2> 978007 INFO  (zkConnectionManagerCallback-10178-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978011 WARN  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@7971e0a7[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 978171 INFO  (zkConnectionManagerCallback-10185-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978182 INFO  (zkConnectionManagerCallback-10190-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978185 INFO  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 978189 INFO  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 978190 INFO  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932930-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 978198 INFO  (OverseerStateUpdate-73157610839932930-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 978201 WARN  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 978326 INFO  (closeThreadPool-10192-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932930-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 978326 INFO  (OverseerStateUpdate-73157610839932930-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 978327 INFO  (OverseerAutoScalingTriggerThread-73157610839932930-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 978331 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 978375 INFO  (TEST-OverseerTest.testReplay-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testReplay
   [junit4]   2> 978381 INFO  (TEST-OverseerTest.testLatchWatcher-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testLatchWatcher
   [junit4]   2> 978488 INFO  (TEST-OverseerTest.testLatchWatcher-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testLatchWatcher
   [junit4]   2> 978494 INFO  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testRemovalOfLastReplica
   [junit4]   2> 978600 INFO  (zkConnectionManagerCallback-10198-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978604 WARN  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@2c677d82[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 978606 INFO  (zkConnectionManagerCallback-10205-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978609 INFO  (zkConnectionManagerCallback-10210-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 978612 INFO  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 978614 INFO  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 978615 INFO  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932933-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 978622 WARN  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 978624 INFO  (OverseerStateUpdate-73157610839932933-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 979728 INFO  (closeThreadPool-10212-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932933-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 979728 INFO  (OverseerStateUpdate-73157610839932933-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 979731 INFO  (OverseerAutoScalingTriggerThread-73157610839932933-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 979733 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 979782 INFO  (TEST-OverseerTest.testRemovalOfLastReplica-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testRemovalOfLastReplica
   [junit4]   2> 979789 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testOverseerFailure
   [junit4]   2> 979867 INFO  (zkConnectionManagerCallback-10216-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 979874 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 979874 INFO  (zkCallback-10215-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 979875 INFO  (zkConnectionManagerCallback-10220-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 979879 WARN  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@3f215c69[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 979881 INFO  (zkConnectionManagerCallback-10227-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 979886 INFO  (zkConnectionManagerCallback-10232-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 979887 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 979889 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 979891 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 979892 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932937-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 979900 WARN  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 979901 INFO  (OverseerStateUpdate-73157610839932937-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 979903 INFO  (OverseerStateUpdate-73157610839932937-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 979906 INFO  (zkConnectionManagerCallback-10237-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 979908 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 979909 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 980026 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 980028 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932936-node1_core1-n_0000000000
   [junit4]   2> 980037 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 980038 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932936-node1_core1-n_0000000001
   [junit4]   2> 980152 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 980154 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932936-node1_core1-n_0000000002
   [junit4]   2> 980157 INFO  (zkConnectionManagerCallback-10239-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980158 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932937-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 980158 INFO  (OverseerStateUpdate-73157610839932937-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 980159 INFO  (OverseerAutoScalingTriggerThread-73157610839932937-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 980162 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 980166 WARN  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@2c85f6e1[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 980168 INFO  (zkConnectionManagerCallback-10246-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980171 INFO  (zkConnectionManagerCallback-10251-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980173 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980174 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 980177 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 980178 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932941-127.0.0.1:42996_solr-n_0000000001) starting
   [junit4]   2> 980183 WARN  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 980184 INFO  (OverseerStateUpdate-73157610839932941-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 980186 INFO  (OverseerStateUpdate-73157610839932941-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980299 INFO  (zkCallback-10236-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980299 INFO  (zkCallback-10215-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980299 INFO  (zkCallback-10231-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980299 INFO  (zkCallback-10238-thread-2) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980299 INFO  (zkCallback-10250-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980299 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 980312 INFO  (closeThreadPool-10253-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932937-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 980312 INFO  (closeThreadPool-10253-thread-2) [    ] o.a.s.c.Overseer Overseer (id=73157610839932941-127.0.0.1:42996_solr-n_0000000001) closing
   [junit4]   2> 980313 INFO  (OverseerStateUpdate-73157610839932941-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 980313 INFO  (OverseerAutoScalingTriggerThread-73157610839932941-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 980315 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 980362 INFO  (TEST-OverseerTest.testOverseerFailure-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testOverseerFailure
   [junit4]   2> 980370 INFO  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testStateChange
   [junit4]   2> 980448 INFO  (zkConnectionManagerCallback-10257-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980460 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=1086989557
   [junit4]   2> 980460 WARN  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@7efc9148[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 980460 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=1236901821
   [junit4]   2> 980460 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=949151302
   [junit4]   2> 980460 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=405077228
   [junit4]   2> 980462 INFO  (zkConnectionManagerCallback-10264-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980466 INFO  (zkConnectionManagerCallback-10269-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980468 INFO  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 980471 INFO  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 980472 INFO  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932944-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 980480 WARN  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 980481 INFO  (OverseerStateUpdate-73157610839932944-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 980699 INFO  (closeThreadPool-10271-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932944-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 980699 INFO  (OverseerStateUpdate-73157610839932944-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer According to ZK I (id=73157610839932944-127.0.0.1:42996_solr-n_0000000000) am no longer a leader. propsId=null
   [junit4]   2> 980699 INFO  (OverseerStateUpdate-73157610839932944-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 980700 INFO  (OverseerAutoScalingTriggerThread-73157610839932944-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 980706 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 980775 INFO  (TEST-OverseerTest.testStateChange-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testStateChange
   [junit4]   2> 980783 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testDoubleAssignment
   [junit4]   2> 980889 INFO  (zkConnectionManagerCallback-10275-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980895 INFO  (zkCallback-10274-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980895 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980896 INFO  (zkConnectionManagerCallback-10279-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980901 WARN  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@4fa47984[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 980903 INFO  (zkConnectionManagerCallback-10286-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980910 INFO  (zkConnectionManagerCallback-10291-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980912 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980913 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 980915 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 980916 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932948-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 980938 WARN  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 980940 INFO  (OverseerStateUpdate-73157610839932948-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 980947 INFO  (OverseerStateUpdate-73157610839932948-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980955 INFO  (zkConnectionManagerCallback-10296-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 980958 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 980959 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 981068 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 981070 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932947-node1_core1-n_0000000000
   [junit4]   2> 981077 INFO  (zkCallback-10290-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981077 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981077 INFO  (zkCallback-10278-thread-2) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981077 INFO  (zkCallback-10274-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981079 INFO  (zkCallback-10295-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981087 INFO  (zkConnectionManagerCallback-10298-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 981094 INFO  (zkCallback-10290-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981094 INFO  (zkCallback-10295-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981094 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981094 INFO  (zkCallback-10278-thread-2) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981103 INFO  (zkCallback-10297-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981105 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 981113 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932952-node1_core1-n_0000000001
   [junit4]   2> 981121 INFO  (zkCallback-10290-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981121 INFO  (zkCallback-10295-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981121 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981121 INFO  (zkCallback-10297-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 981143 INFO  (closeThreadPool-10302-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932948-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 981143 INFO  (OverseerStateUpdate-73157610839932948-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 981143 INFO  (OverseerAutoScalingTriggerThread-73157610839932948-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 981150 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 981226 INFO  (TEST-OverseerTest.testDoubleAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testDoubleAssignment
   [junit4]   2> 981232 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testShardAssignment
   [junit4]   2> 981347 INFO  (zkConnectionManagerCallback-10304-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 981351 WARN  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@1c8860a[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 981353 INFO  (zkConnectionManagerCallback-10311-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 981357 INFO  (zkConnectionManagerCallback-10316-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 981361 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 981363 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 981364 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932953-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 981382 INFO  (OverseerStateUpdate-73157610839932953-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 981385 WARN  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 981395 INFO  (zkConnectionManagerCallback-10320-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 981403 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981403 INFO  (zkCallback-10303-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981405 INFO  (zkCallback-10319-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981406 INFO  (zkCallback-10315-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 981515 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 981517 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932956-127.0.0.1_core1-n_0000000000
   [junit4]   2> 981627 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard2
   [junit4]   2> 981629 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard2/leader after winning as /collections/collection1/leader_elect/shard2/election/73157610839932956-127.0.0.1_core2-n_0000000000
   [junit4]   2> 981738 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard3
   [junit4]   2> 981740 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard3/leader after winning as /collections/collection1/leader_elect/shard3/election/73157610839932956-127.0.0.1_core3-n_0000000000
   [junit4]   2> 981849 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 981957 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard2
   [junit4]   2> 982072 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard3
   [junit4]   2> 982077 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase No version found for ephemeral leader parent node, won't remove previous leader registration.
   [junit4]   2> 982078 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase No version found for ephemeral leader parent node, won't remove previous leader registration.
   [junit4]   2> 982078 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase No version found for ephemeral leader parent node, won't remove previous leader registration.
   [junit4]   2> 982079 WARN  (zkCallback-10319-thread-1) [    ] o.a.s.c.LeaderElector Our node is no longer in line to be leader
   [junit4]   2> 982080 WARN  (zkCallback-10319-thread-1) [    ] o.a.s.c.LeaderElector Our node is no longer in line to be leader
   [junit4]   2> 982081 WARN  (zkCallback-10319-thread-1) [    ] o.a.s.c.LeaderElector Our node is no longer in line to be leader
   [junit4]   2> 982082 INFO  (zkCallback-10303-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 982082 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 982082 INFO  (zkCallback-10319-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 982082 INFO  (zkCallback-10315-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 982102 INFO  (closeThreadPool-10324-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932953-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 982102 INFO  (OverseerStateUpdate-73157610839932953-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 982104 INFO  (OverseerAutoScalingTriggerThread-73157610839932953-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 982121 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 982178 INFO  (TEST-OverseerTest.testShardAssignment-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testShardAssignment
   [junit4]   2> 982185 INFO  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testExceptionWhenFlushClusterState
   [junit4]   2> 982269 INFO  (zkConnectionManagerCallback-10328-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982273 WARN  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@8524291[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 982275 INFO  (zkConnectionManagerCallback-10335-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982278 INFO  (zkConnectionManagerCallback-10340-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982281 INFO  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 982283 INFO  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 982284 INFO  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932957-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 982293 WARN  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 982293 INFO  (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 982313 WARN  (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Exception when process message = {
   [junit4]   2>   "operation":"create",
   [junit4]   2>   "name":"collection1",
   [junit4]   2>   "replicationFactor":"1",
   [junit4]   2>   "numShards":"1",
   [junit4]   2>   "stateFormat":"2",
   [junit4]   2>   "createNodeSet":""}, consider as bad message and poll out from the queue
   [junit4]   2> 982318 ERROR (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Exception in Overseer when process message from work queue, retrying
   [junit4]   2>           => org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114)
   [junit4]   2> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$create$7(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.overseer.ZkStateWriter.writePendingUpdates(ZkStateWriter.java:204) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.overseer.ZkStateWriter.enqueueUpdate(ZkStateWriter.java:130) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.processQueueItem(Overseer.java:315) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:189) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 982433 ERROR (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Exception in Overseer main queue loop
   [junit4]   2>           => org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114)
   [junit4]   2> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$create$7(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.overseer.ZkStateWriter.writePendingUpdates(ZkStateWriter.java:204) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:259) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 982436 WARN  (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Exception when process message = {
   [junit4]   2>   "operation":"create",
   [junit4]   2>   "name":"collection1",
   [junit4]   2>   "replicationFactor":"1",
   [junit4]   2>   "numShards":"1",
   [junit4]   2>   "stateFormat":"2",
   [junit4]   2>   "createNodeSet":""}, consider as bad message and poll out from the queue
   [junit4]   2> 982436 ERROR (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Exception in Overseer when process message from work queue, retrying
   [junit4]   2>           => org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114)
   [junit4]   2> org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/collection1/state.json
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:114) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$create$7(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:415) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.overseer.ZkStateWriter.writePendingUpdates(ZkStateWriter.java:204) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.overseer.ZkStateWriter.enqueueUpdate(ZkStateWriter.java:130) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.processQueueItem(Overseer.java:315) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:189) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 982446 INFO  (closeThreadPool-10342-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932957-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 982446 INFO  (OverseerStateUpdate-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 982451 INFO  (OverseerAutoScalingTriggerThread-73157610839932957-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 982454 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 982496 INFO  (TEST-OverseerTest.testExceptionWhenFlushClusterState-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testExceptionWhenFlushClusterState
   [junit4]   2> 982505 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testBadQueueItem
   [junit4]   2> 982580 INFO  (zkConnectionManagerCallback-10344-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982584 WARN  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@183d90fb[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 982586 INFO  (zkConnectionManagerCallback-10351-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982590 INFO  (zkConnectionManagerCallback-10356-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982592 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 982595 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 982595 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932960-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 982603 WARN  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 982604 INFO  (OverseerStateUpdate-73157610839932960-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 982615 INFO  (zkConnectionManagerCallback-10360-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 982622 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 982623 INFO  (zkCallback-10355-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 982623 INFO  (zkCallback-10343-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 982623 INFO  (zkCallback-10359-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 982737 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 982739 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932963-127.0.0.1_core1-n_0000000000
   [junit4]   2> 982851 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard2
   [junit4]   2> 982853 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard2/leader after winning as /collections/collection1/leader_elect/shard2/election/73157610839932963-127.0.0.1_core2-n_0000000000
   [junit4]   2> 982963 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard3
   [junit4]   2> 982965 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard3/leader after winning as /collections/collection1/leader_elect/shard3/election/73157610839932963-127.0.0.1_core3-n_0000000000
   [junit4]   2> 983075 ERROR (OverseerStateUpdate-73157610839932960-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.o.CollectionMutator Skipping invalid Overseer message because it has no collection specified: {
   [junit4]   2>   "operation":"state",
   [junit4]   2>   "state":"active",
   [junit4]   2>   "node_name":"127.0.0.1",
   [junit4]   2>   "core":"core0",
   [junit4]   2>   "core_node_name":"node0",
   [junit4]   2>   "collection":"",
   [junit4]   2>   "shard":"shard1",
   [junit4]   2>   "numShards":"1",
   [junit4]   2>   "base_url":"http://127.0.0.1/solr/"}
   [junit4]   2> 983076 ERROR (OverseerStateUpdate-73157610839932960-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.o.CollectionMutator Skipping invalid Overseer message because it has no collection specified: {
   [junit4]   2>   "operation":"deletecore",
   [junit4]   2>   "node_name":"127.0.0.1",
   [junit4]   2>   "core":"core0",
   [junit4]   2>   "core_node_name":"node0",
   [junit4]   2>   "collection":""}
   [junit4]   2> 983184 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection2/leaders/shard1
   [junit4]   2> 983189 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection2/leaders/shard1/leader after winning as /collections/collection2/leader_elect/shard1/election/73157610839932963-127.0.0.1_core1-n_0000000000
   [junit4]   2> 983297 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection2/leaders/shard2
   [junit4]   2> 983299 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection2/leaders/shard2/leader after winning as /collections/collection2/leader_elect/shard2/election/73157610839932963-127.0.0.1_core2-n_0000000000
   [junit4]   2> 983408 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection2/leaders/shard3
   [junit4]   2> 983410 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection2/leaders/shard3/leader after winning as /collections/collection2/leader_elect/shard3/election/73157610839932963-127.0.0.1_core3-n_0000000000
   [junit4]   2> 983523 INFO  (zkCallback-10355-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 983523 INFO  (zkCallback-10359-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 983523 INFO  (zkCallback-10343-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 983524 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 983529 INFO  (closeThreadPool-10364-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932960-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 983529 INFO  (OverseerStateUpdate-73157610839932960-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 983530 INFO  (OverseerAutoScalingTriggerThread-73157610839932960-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 983532 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 983586 INFO  (TEST-OverseerTest.testBadQueueItem-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testBadQueueItem
   [junit4]   2> 983593 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testDownNodeFailover
   [junit4]   2> 983675 INFO  (zkConnectionManagerCallback-10366-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 983679 WARN  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@67259852[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 983681 INFO  (zkConnectionManagerCallback-10373-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 983684 INFO  (zkConnectionManagerCallback-10378-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 983687 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 983689 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 983690 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932964-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 983697 WARN  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 983702 INFO  (zkConnectionManagerCallback-10382-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 983703 INFO  (OverseerStateUpdate-73157610839932964-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 983710 INFO  (zkCallback-10365-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 983711 INFO  (zkCallback-10381-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 983714 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 983714 INFO  (zkCallback-10377-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 983715 INFO  (zkConnectionManagerCallback-10389-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 983718 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 983720 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 983848 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection0/leaders/shard1
   [junit4]   2> 983850 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection0/leaders/shard1/leader after winning as /collections/collection0/leader_elect/shard1/election/73157610839932967-127.0.0.1_core1-n_0000000000
   [junit4]   2> 983961 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 983963 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932967-127.0.0.1_core1-n_0000000000
   [junit4]   2> 984075 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection2/leaders/shard1
   [junit4]   2> 984077 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection2/leaders/shard1/leader after winning as /collections/collection2/leader_elect/shard1/election/73157610839932967-127.0.0.1_core1-n_0000000000
   [junit4]   2> 984190 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection3/leaders/shard1
   [junit4]   2> 984192 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection3/leaders/shard1/leader after winning as /collections/collection3/leader_elect/shard1/election/73157610839932967-127.0.0.1_core1-n_0000000000
   [junit4]   2> 984307 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection4/leaders/shard1
   [junit4]   2> 984308 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection4/leaders/shard1/leader after winning as /collections/collection4/leader_elect/shard1/election/73157610839932967-127.0.0.1_core1-n_0000000000
   [junit4]   2> 984447 INFO  (zkConnectionManagerCallback-10391-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 984448 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932964-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 984448 INFO  (OverseerStateUpdate-73157610839932964-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer According to ZK I (id=73157610839932964-127.0.0.1:42996_solr-n_0000000000) am no longer a leader. propsId=null
   [junit4]   2> 984448 INFO  (OverseerAutoScalingTriggerThread-73157610839932964-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 984448 INFO  (OverseerStateUpdate-73157610839932964-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 984463 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 984482 WARN  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@7e93f705[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 984503 INFO  (zkConnectionManagerCallback-10398-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 984531 INFO  (zkConnectionManagerCallback-10403-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 984532 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 984534 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 984535 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 984536 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932969-127.0.0.1:42996_solr-n_0000000001) starting
   [junit4]   2> 984548 INFO  (OverseerStateUpdate-73157610839932969-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 984550 INFO  (OverseerStateUpdate-73157610839932969-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 984559 WARN  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 984578 INFO  (zkCallback-10377-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984578 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984578 INFO  (zkCallback-10388-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984578 INFO  (zkCallback-10381-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984594 INFO  (zkCallback-10390-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984598 INFO  (zkCallback-10402-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 984614 INFO  (closeThreadPool-10405-thread-1) [    ] o.a.s.c.Overseer Overseer (id=73157610839932964-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 984614 INFO  (closeThreadPool-10405-thread-2) [    ] o.a.s.c.Overseer Overseer (id=73157610839932969-127.0.0.1:42996_solr-n_0000000001) closing
   [junit4]   2> 984614 INFO  (OverseerAutoScalingTriggerThread-73157610839932969-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 984614 INFO  (OverseerStateUpdate-73157610839932969-127.0.0.1:42996_solr-n_0000000001) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 984618 WARN  (OverseerExitThread) [    ] o.a.s.c.Overseer Error communicating with ZooKeeper
   [junit4]   2>           => org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130)
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:130) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1221) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$getData$5(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:358) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:331) ~[java/:?]
   [junit4]   2> 	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
   [junit4]   2> 984684 INFO  (TEST-OverseerTest.testDownNodeFailover-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Ending testDownNodeFailover
   [junit4]   2> 984692 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.SolrTestCaseJ4 ###Starting testOverseerStatsReset
   [junit4]   2> 984762 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=165191313
   [junit4]   2> 984762 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=203009120
   [junit4]   2> 984762 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=597085043
   [junit4]   2> 984763 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=476741745
   [junit4]   2> 984775 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=1368107387
   [junit4]   2> 984775 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=279999878
   [junit4]   2> 984775 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=90761648
   [junit4]   2> 984775 ERROR (Finalizer) [    ] o.a.s.c.CoreContainer CoreContainer was not close prior to finalize(), indicates a bug -- POSSIBLE RESOURCE LEAK!!!  instance=1305053284
   [junit4]   2> 984819 INFO  (zkConnectionManagerCallback-10409-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 984831 INFO  (zkCallback-10173-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 984831 INFO  (zkCallback-10408-thread-1) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 984849 INFO  (zkConnectionManagerCallback-10416-thread-1) [    ] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 984850 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 984852 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42996/solr ready
   [junit4]   2> 984855 WARN  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.e.j.u.s.S.config No Client EndPointIdentificationAlgorithm configured for SslContextFactory@a9a9470[provider=null,keyStore=null,trustStore=null]
   [junit4]   2> 984858 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 984859 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932929-127.0.0.1:42996_solr-n_0000000000) starting
   [junit4]   2> 984868 INFO  (OverseerStateUpdate-73157610839932929-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Starting to work on the main queue : 127.0.0.1:42996_solr
   [junit4]   2> 984868 WARN  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Unable to check back-compat of .system collection - can't obtain ClusterState.
   [junit4]   2> 984984 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase make sure parent is created /collections/collection1/leaders/shard1
   [junit4]   2> 984987 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node /collections/collection1/leaders/shard1/leader after winning as /collections/collection1/leader_elect/shard1/election/73157610839932972-node1_core1-n_0000000000
   [junit4]   2> 984993 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932929-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 984993 INFO  (OverseerStateUpdate-73157610839932929-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.Overseer Overseer Loop exiting : 127.0.0.1:42996_solr
   [junit4]   2> 984993 INFO  (OverseerAutoScalingTriggerThread-73157610839932929-127.0.0.1:42996_solr-n_0000000000) [    ] o.a.s.c.a.OverseerTriggerThread OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 985016 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932929-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 985017 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932929-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 985017 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.Overseer Overseer (id=73157610839932929-127.0.0.1:42996_solr-n_0000000000) closing
   [junit4]   2> 985017 INFO  (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:42996_solr
   [junit4]   2> 985018 ERROR (TEST-OverseerTest.testOverseerStatsReset-seed#[750DE7F073CBC567]) [    ] o.a.s.c.LeaderElector node exists
   [junit4]   2>           => org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode = NodeExists for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:122)
   [junit4]   2> org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode = NodeExists for /overseer_elect/leader
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:122) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:792) ~[zookeeper-3.4.14.jar:3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf]
   [junit4]   2> 	at org.apache.solr.common.cloud.SolrZkClient.lambda$makePath$8(SolrZkClient.java:545) ~[java/:?]
   [junit4]   2> 	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.j

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BUILD FAILED
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:633: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:506: The following error occurred while executing this line:
/x1/jenkins/jenkins-slave/workspace/Lucene-Solr-Tests-8.x/build.xml:493: Source checkout is dirty (unversioned/missing files) after running tests!!! Offending files:
* solr/licenses/gmetric4j-1.0.7.jar.sha1

Total time: 108 minutes 37 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any