[JENKINS-EA] Lucene-Solr-6.x-Linux (64bit/jdk-9-ea+107) - Build # 79 - Still Failing!

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Build: http://jenkins.thetaphi.de/job/Lucene-Solr-6.x-Linux/79/
Java: 64bit/jdk-9-ea+107 -XX:+UseCompressedOops -XX:+UseG1GC

85 tests failed.
FAILED:  
junit.framework.TestSuite.org.apache.lucene.search.TestControlledRealTimeReopenThread

Error Message:
Captured an uncaught exception in thread: Thread[id=1349, name=NRTDeletes 
Reopen Thread, state=RUNNABLE, group=TGRP-TestControlledRealTimeReopenThread]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=1349, name=NRTDeletes Reopen Thread, 
state=RUNNABLE, group=TGRP-TestControlledRealTimeReopenThread]
Caused by: java.lang.RuntimeException: java.io.IOException: Unable to unmap the 
mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestControlledRealTimeReopenThread_F870A3626EA6FA78-001/TestControlledRealTimeReopenThread-001/_0.fnm")
        at __randomizedtesting.SeedInfo.seed([F870A3626EA6FA78]:0)
        at 
org.apache.lucene.search.ControlledRealTimeReopenThread.run(ControlledRealTimeReopenThread.java:247)
Caused by: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestControlledRealTimeReopenThread_F870A3626EA6FA78-001/TestControlledRealTimeReopenThread-001/_0.fnm")
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.store.Directory.openChecksumInput(Directory.java:113)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openChecksumInput(MockDirectoryWrapper.java:1060)
        at 
org.apache.lucene.codecs.lucene60.Lucene60FieldInfosFormat.read(Lucene60FieldInfosFormat.java:113)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:101)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:66)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:145)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:197)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:102)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:444)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:291)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:266)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:256)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:140)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:156)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:58)
        at 
org.apache.lucene.search.ReferenceManager.doMaybeRefresh(ReferenceManager.java:176)
        at 
org.apache.lucene.search.ReferenceManager.maybeRefreshBlocking(ReferenceManager.java:253)
        at 
org.apache.lucene.search.ControlledRealTimeReopenThread.run(ControlledRealTimeReopenThread.java:245)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 22 more


FAILED:  
org.apache.lucene.codecs.lucene50.TestBlockPostingsFormat.testDocsAndFreqsAndPositionsAndPayloads

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat.testExact-001/_0_Lucene50_0.doc")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat.testExact-001/_0_Lucene50_0.doc")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:4ED0A2D456453DEE]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.<init>(Lucene50PostingsReader.java:81)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.fieldsProducer(Lucene50PostingsFormat.java:443)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:261)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:341)
        at 
org.apache.lucene.index.RandomPostingsTester.buildIndex(RandomPostingsTester.java:680)
        at 
org.apache.lucene.index.RandomPostingsTester.testFull(RandomPostingsTester.java:1253)
        at 
org.apache.lucene.index.BasePostingsFormatTestCase.testDocsAndFreqsAndPositionsAndPayloads(BasePostingsFormatTestCase.java:114)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 47 more


FAILED:  org.apache.lucene.codecs.lucene50.TestBlockPostingsFormat.testRandom

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat-001/_0_Lucene50_0.doc")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat-001/_0_Lucene50_0.doc")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:8A3C866DDFC64C0B]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.<init>(Lucene50PostingsReader.java:81)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.fieldsProducer(Lucene50PostingsFormat.java:443)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:261)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:341)
        at 
org.apache.lucene.index.RandomPostingsTester.buildIndex(RandomPostingsTester.java:680)
        at 
org.apache.lucene.index.BasePostingsFormatTestCase.testRandom(BasePostingsFormatTestCase.java:135)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 46 more


FAILED:  
org.apache.lucene.codecs.lucene50.TestBlockPostingsFormat.testDocsAndFreqsAndPositionsAndOffsetsAndPayloads

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat.testExact-006/_0_Lucene50_0.doc")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.codecs.lucene50.TestBlockPostingsFormat_F870A3626EA6FA78-001/testPostingsFormat.testExact-006/_0_Lucene50_0.doc")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:1655BA9AD6516676]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.<init>(Lucene50PostingsReader.java:81)
        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.fieldsProducer(Lucene50PostingsFormat.java:443)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:261)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:341)
        at 
org.apache.lucene.index.RandomPostingsTester.buildIndex(RandomPostingsTester.java:680)
        at 
org.apache.lucene.index.RandomPostingsTester.testFull(RandomPostingsTester.java:1253)
        at 
org.apache.lucene.index.BasePostingsFormatTestCase.testDocsAndFreqsAndPositionsAndOffsetsAndPayloads(BasePostingsFormatTestCase.java:122)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 47 more


FAILED:  
org.apache.lucene.index.TestCrashCausesCorruptIndex.testCrashCorruptsIndexing

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.index.TestCrashCausesCorruptIndex_F870A3626EA6FA78-001/testCrashCorruptsIndexing-001/_0_Lucene50_0.doc")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.index.TestCrashCausesCorruptIndex_F870A3626EA6FA78-001/testCrashCorruptsIndexing-001/_0_Lucene50_0.doc")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:8FF733532C973A93]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.codecs.lucene50.Lucene50CompoundFormat.write(Lucene50CompoundFormat.java:92)
        at 
org.apache.lucene.index.IndexWriter.createCompoundFile(IndexWriter.java:4681)
        at 
org.apache.lucene.index.DocumentsWriterPerThread.sealFlushedSegment(DocumentsWriterPerThread.java:496)
        at 
org.apache.lucene.index.DocumentsWriterPerThread.flush(DocumentsWriterPerThread.java:460)
        at 
org.apache.lucene.index.DocumentsWriter.doFlush(DocumentsWriter.java:502)
        at 
org.apache.lucene.index.DocumentsWriter.flushAllThreads(DocumentsWriter.java:614)
        at 
org.apache.lucene.index.IndexWriter.prepareCommitInternal(IndexWriter.java:2815)
        at 
org.apache.lucene.index.IndexWriter.commitInternal(IndexWriter.java:2989)
        at org.apache.lucene.index.IndexWriter.commit(IndexWriter.java:2956)
        at 
org.apache.lucene.index.TestCrashCausesCorruptIndex.indexAndCrashOnCreateOutputSegments2(TestCrashCausesCorruptIndex.java:71)
        at 
org.apache.lucene.index.TestCrashCausesCorruptIndex.testCrashCorruptsIndexing(TestCrashCausesCorruptIndex.java:46)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 49 more


FAILED:  org.apache.lucene.index.TestReadOnlyIndex.testReadOnlyIndex

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/readonlyindex2112872563146154265/_0.si")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/readonlyindex2112872563146154265/_0.si")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:41F5783C2665B46A]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.store.BufferedChecksumIndexInput.close(BufferedChecksumIndexInput.java:60)
        at 
org.apache.lucene.codecs.lucene50.Lucene50SegmentInfoFormat.read(Lucene50SegmentInfoFormat.java:120)
        at 
org.apache.lucene.index.SegmentInfos.readCommit(SegmentInfos.java:350)
        at 
org.apache.lucene.index.SegmentInfos.readCommit(SegmentInfos.java:284)
        at 
org.apache.lucene.index.StandardDirectoryReader$1.doBody(StandardDirectoryReader.java:56)
        at 
org.apache.lucene.index.StandardDirectoryReader$1.doBody(StandardDirectoryReader.java:53)
        at 
org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:685)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:76)
        at org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:63)
        at 
org.apache.lucene.index.TestReadOnlyIndex.doTestReadOnlyIndex(TestReadOnlyIndex.java:81)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.util.LuceneTestCase.runWithRestrictedPermissions(LuceneTestCase.java:2770)
        at 
org.apache.lucene.index.TestReadOnlyIndex.testReadOnlyIndex(TestReadOnlyIndex.java:69)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/readonlyindex2112872563146154265/segments_1")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.BufferedChecksumIndexInput.close(BufferedChecksumIndexInput.java:60)
                at 
org.apache.lucene.index.SegmentInfos.readCommit(SegmentInfos.java:285)
                ... 45 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 49 more
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 51 more


FAILED:  
org.apache.lucene.search.TestControlledRealTimeReopenThread.testControlledRealTimeReopenThread

Error Message:
Captured an uncaught exception in thread: Thread[id=1350, name=NRTNoDeletes 
Reopen Thread, state=RUNNABLE, group=TGRP-TestControlledRealTimeReopenThread]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=1350, name=NRTNoDeletes Reopen Thread, 
state=RUNNABLE, group=TGRP-TestControlledRealTimeReopenThread]
Caused by: java.lang.RuntimeException: java.io.IOException: Unable to unmap the 
mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestControlledRealTimeReopenThread_F870A3626EA6FA78-001/TestControlledRealTimeReopenThread-001/_0.fnm")
        at __randomizedtesting.SeedInfo.seed([F870A3626EA6FA78]:0)
        at 
org.apache.lucene.search.ControlledRealTimeReopenThread.run(ControlledRealTimeReopenThread.java:247)
Caused by: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestControlledRealTimeReopenThread_F870A3626EA6FA78-001/TestControlledRealTimeReopenThread-001/_0.fnm")
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.store.Directory.openChecksumInput(Directory.java:113)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openChecksumInput(MockDirectoryWrapper.java:1060)
        at 
org.apache.lucene.codecs.lucene60.Lucene60FieldInfosFormat.read(Lucene60FieldInfosFormat.java:113)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:101)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:66)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:145)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:197)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:102)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:444)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:291)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:266)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:256)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:140)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:156)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:58)
        at 
org.apache.lucene.search.ReferenceManager.doMaybeRefresh(ReferenceManager.java:176)
        at 
org.apache.lucene.search.ReferenceManager.maybeRefreshBlocking(ReferenceManager.java:253)
        at 
org.apache.lucene.search.ControlledRealTimeReopenThread.run(ControlledRealTimeReopenThread.java:245)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 22 more


FAILED:  org.apache.lucene.search.TestSearcherManager.testSearcherManager

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestSearcherManager_F870A3626EA6FA78-001/TestSearcherManager-001/_2.fnm")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestSearcherManager_F870A3626EA6FA78-001/TestSearcherManager-001/_2.fnm")
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:2695)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:737)
        at 
org.apache.lucene.store.Directory.openChecksumInput(Directory.java:113)
        at 
org.apache.lucene.store.MockDirectoryWrapper.openChecksumInput(MockDirectoryWrapper.java:1060)
        at 
org.apache.lucene.codecs.lucene60.Lucene60FieldInfosFormat.read(Lucene60FieldInfosFormat.java:113)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:101)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:66)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:145)
        at 
org.apache.lucene.index.BufferedUpdatesStream$SegmentState.<init>(BufferedUpdatesStream.java:379)
        at 
org.apache.lucene.index.BufferedUpdatesStream.openSegmentStates(BufferedUpdatesStream.java:411)
        at 
org.apache.lucene.index.BufferedUpdatesStream.applyDeletesAndUpdates(BufferedUpdatesStream.java:256)
        at 
org.apache.lucene.index.IndexWriter.applyAllDeletesAndUpdates(IndexWriter.java:3187)
        at 
org.apache.lucene.index.IndexWriter.maybeApplyDeletes(IndexWriter.java:3173)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:438)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:291)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:266)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:256)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:140)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:156)
        at 
org.apache.lucene.search.SearcherManager.refreshIfNeeded(SearcherManager.java:58)
        at 
org.apache.lucene.search.ReferenceManager.doMaybeRefresh(ReferenceManager.java:176)
        at 
org.apache.lucene.search.ReferenceManager.maybeRefresh(ReferenceManager.java:225)
        at 
org.apache.lucene.search.TestSearcherManager.getFinalSearcher(TestSearcherManager.java:68)
        at 
org.apache.lucene.index.ThreadedIndexingAndSearchingTestCase.runTest(ThreadedIndexingAndSearchingTestCase.java:543)
        at 
org.apache.lucene.search.TestSearcherManager.testSearcherManager(TestSearcherManager.java:60)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 63 more


FAILED:  org.apache.lucene.search.TestShardSearching.testSimple

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14_Lucene50_0.tim")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14_Lucene50_0.tim")
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
        at 
org.apache.lucene.codecs.blocktree.BlockTreeTermsReader.close(BlockTreeTermsReader.java:273)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
        at 
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.close(PerFieldPostingsFormat.java:295)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
        at 
org.apache.lucene.index.SegmentCoreReaders.decRef(SegmentCoreReaders.java:159)
        at org.apache.lucene.index.SegmentReader.doClose(SegmentReader.java:176)
        at org.apache.lucene.index.IndexReader.decRef(IndexReader.java:253)
        at 
org.apache.lucene.index.StandardDirectoryReader.doClose(StandardDirectoryReader.java:371)
        at org.apache.lucene.index.IndexReader.decRef(IndexReader.java:253)
        at 
org.apache.lucene.search.SearcherLifetimeManager$SearcherTracker.close(SearcherLifetimeManager.java:126)
        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
        at 
org.apache.lucene.search.SearcherLifetimeManager.close(SearcherLifetimeManager.java:296)
        at 
org.apache.lucene.search.ShardSearchingTestBase$NodeState.close(ShardSearchingTestBase.java:541)
        at 
org.apache.lucene.search.ShardSearchingTestBase.finish(ShardSearchingTestBase.java:631)
        at 
org.apache.lucene.search.TestShardSearching.testSimple(TestShardSearching.java:274)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14_Lucene50_0.doc")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.close(Lucene50PostingsReader.java:150)
                ... 54 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14_Lucene50_0.pos")
                        ... 61 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 60 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 60 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14.tvd")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                at 
org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.close(CompressingTermVectorsReader.java:231)
                ... 49 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 55 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14.fdt")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                at 
org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.close(CompressingStoredFieldsReader.java:205)
                ... 49 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 55 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14.nvd")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                at 
org.apache.lucene.codecs.lucene53.Lucene53NormsProducer.close(Lucene53NormsProducer.java:186)
                ... 49 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 53 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_14.dim")
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                at 
org.apache.lucene.codecs.lucene60.Lucene60PointsReader.close(Lucene60PointsReader.java:168)
                ... 49 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 53 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o_Lucene50_0.tim")
                ... 58 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o_Lucene50_0.doc")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.close(Lucene50PostingsReader.java:150)
                        ... 54 more
                        Suppressed: java.io.IOException: Unable to unmap the 
mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o_Lucene50_0.pos")
                                ... 61 more
                        Caused by: java.lang.IncompatibleClassChangeError: 
Found class jdk.internal.ref.Cleaner, but interface was expected
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                                at 
java.security.AccessController.doPrivileged(Native Method)
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                                ... 60 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 60 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o.tvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.close(CompressingTermVectorsReader.java:231)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o.fdt")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.close(CompressingStoredFieldsReader.java:205)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o.nvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene53.Lucene53NormsProducer.close(Lucene53NormsProducer.java:186)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1o.dim")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene60.Lucene60PointsReader.close(Lucene60PointsReader.java:168)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 57 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u_Lucene50_0.tim")
                ... 58 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u_Lucene50_0.doc")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.close(Lucene50PostingsReader.java:150)
                        ... 54 more
                        Suppressed: java.io.IOException: Unable to unmap the 
mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u_Lucene50_0.pos")
                                ... 61 more
                        Caused by: java.lang.IncompatibleClassChangeError: 
Found class jdk.internal.ref.Cleaner, but interface was expected
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                                at 
java.security.AccessController.doPrivileged(Native Method)
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                                ... 60 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 60 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u.tvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.close(CompressingTermVectorsReader.java:231)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u.fdt")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.close(CompressingStoredFieldsReader.java:205)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u.nvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene53.Lucene53NormsProducer.close(Lucene53NormsProducer.java:186)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_u.dim")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene60.Lucene60PointsReader.close(Lucene60PointsReader.java:168)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 57 more
        Suppressed: java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e_Lucene50_0.tim")
                ... 58 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e_Lucene50_0.doc")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.lucene50.Lucene50PostingsReader.close(Lucene50PostingsReader.java:150)
                        ... 54 more
                        Suppressed: java.io.IOException: Unable to unmap the 
mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e_Lucene50_0.pos")
                                ... 61 more
                        Caused by: java.lang.IncompatibleClassChangeError: 
Found class jdk.internal.ref.Cleaner, but interface was expected
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                                at 
java.security.AccessController.doPrivileged(Native Method)
                                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                                ... 60 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 60 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e.tvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.close(CompressingTermVectorsReader.java:231)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e.fdt")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:89)
                        at org.apache.lucene.util.IOUtils.close(IOUtils.java:76)
                        at 
org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.close(CompressingStoredFieldsReader.java:205)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 55 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e.nvd")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene53.Lucene53NormsProducer.close(Lucene53NormsProducer.java:186)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
                Suppressed: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.search.TestShardSearching_F870A3626EA6FA78-001/ShardSearchingTestBase-001/_1e.dim")
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
                        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
                        at 
org.apache.lucene.store.MockIndexInputWrapper.close(MockIndexInputWrapper.java:61)
                        at 
org.apache.lucene.codecs.lucene60.Lucene60PointsReader.close(Lucene60PointsReader.java:168)
                        ... 49 more
                Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                        at java.security.AccessController.doPrivileged(Native 
Method)
                        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                        ... 53 more
        Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
                at java.security.AccessController.doPrivileged(Native Method)
                at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
                ... 57 more
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 57 more


FAILED:  org.apache.lucene.store.TestMmapDirectory.testByte

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testByte-001/byte")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testByte-001/byte")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:D1AE80D050E12C3A]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.store.BaseDirectoryTestCase.testByte(BaseDirectoryTestCase.java:180)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 39 more


FAILED:  org.apache.lucene.store.TestMmapDirectory.testSeekBeyondEndOfFile

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/tempDir-001/a")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/tempDir-001/a")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:3527D0DED3A4FCBA]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.store.BaseDirectoryTestCase.testSeekBeyondEndOfFile(BaseDirectoryTestCase.java:1198)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        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:367)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:809)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:460)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:880)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:781)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:816)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:827)
        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:367)
        at java.lang.Thread.run(Thread.java:804)
Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
        ... 39 more


FAILED:  org.apache.lucene.store.TestMmapDirectory.testRename

Error Message:
Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testRename-001/foobaz")

Stack Trace:
java.io.IOException: Unable to unmap the mapped buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testRename-001/foobaz")
        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:541405CCBBD92721]:0)
        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
        at 
org.apache.lucene.store.BaseDirectoryTestCase.testRename(BaseDirectoryTestCase.java:118)
        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:520)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1764)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:871)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:921)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)


[...truncated too long message...]

serts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] ERROR   0.01s J0 | TestMmapDirectory.testCopyBytes <<<
   [junit4]    > Throwable #1: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testCopyBytes-001/test")
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:BEDFEECA32F90362]:0)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
   [junit4]    >        at 
org.apache.lucene.store.BaseDirectoryTestCase.testCopyBytes(BaseDirectoryTestCase.java:707)
   [junit4]    >        at 
org.apache.lucene.store.BaseDirectoryTestCase.testCopyBytes(BaseDirectoryTestCase.java:659)
   [junit4]    >        at java.lang.Thread.run(Thread.java:804)
   [junit4]    > Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
   [junit4]    >        at java.security.AccessController.doPrivileged(Native 
Method)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
   [junit4]    >        ... 40 more
   [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=TestMmapDirectory 
-Dtests.method=testSeekToEndOfFile -Dtests.seed=F870A3626EA6FA78 
-Dtests.multiplier=3 -Dtests.slow=true -Dtests.locale=ar-EH 
-Dtests.timezone=Africa/Bamako -Dtests.asserts=true 
-Dtests.file.encoding=ISO-8859-1
   [junit4] ERROR   0.00s J0 | TestMmapDirectory.testSeekToEndOfFile <<<
   [junit4]    > Throwable #1: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/tempDir-009/a")
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:51F93A6B0A9CC1C9]:0)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
   [junit4]    >        at 
org.apache.lucene.store.BaseDirectoryTestCase.testSeekToEndOfFile(BaseDirectoryTestCase.java:1181)
   [junit4]    >        at java.lang.Thread.run(Thread.java:804)
   [junit4]    > Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
   [junit4]    >        at java.security.AccessController.doPrivileged(Native 
Method)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
   [junit4]    >        ... 39 more
   [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=TestMmapDirectory 
-Dtests.method=testVLong -Dtests.seed=F870A3626EA6FA78 -Dtests.multiplier=3 
-Dtests.slow=true -Dtests.locale=ar-EH -Dtests.timezone=Africa/Bamako 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] ERROR   0.00s J0 | TestMmapDirectory.testVLong <<<
   [junit4]    > Throwable #1: java.io.IOException: Unable to unmap the mapped 
buffer: 
MMapIndexInput(path="/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001/testVLong-001/vlong")
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([F870A3626EA6FA78:AB537279AEB60299]:0)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:384)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.freeBuffer(ByteBufferIndexInput.java:376)
   [junit4]    >        at 
org.apache.lucene.store.ByteBufferIndexInput.close(ByteBufferIndexInput.java:355)
   [junit4]    >        at 
org.apache.lucene.store.BaseDirectoryTestCase.testVLong(BaseDirectoryTestCase.java:258)
   [junit4]    >        at java.lang.Thread.run(Thread.java:804)
   [junit4]    > Caused by: java.lang.IncompatibleClassChangeError: Found class 
jdk.internal.ref.Cleaner, but interface was expected
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$0(MMapDirectory.java:377)
   [junit4]    >        at java.security.AccessController.doPrivileged(Native 
Method)
   [junit4]    >        at 
org.apache.lucene.store.MMapDirectory.lambda$unmapHackImpl$1(MMapDirectory.java:375)
   [junit4]    >        ... 39 more
   [junit4]   2> NOTE: leaving temporary files on disk at: 
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build/core/test/J0/temp/lucene.store.TestMmapDirectory_F870A3626EA6FA78-001
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene60): {}, 
docValues:{}, maxPointsInLeafNode=803, maxMBSortInHeap=5.922498796531391, 
sim=ClassicSimilarity, locale=ar-EH, timezone=Africa/Bamako
   [junit4]   2> NOTE: Linux 3.19.0-51-generic amd64/Oracle Corporation 9-ea 
(64-bit)/cpus=12,threads=1,free=161563408,total=466616320
   [junit4]   2> NOTE: All tests run in this JVM: 
[TestBooleanQueryVisitSubscorers, TestFieldReuse, TestSloppyMath, 
TestFilterLeafReader, FuzzyTermOnShortTermsTest, TestLucene50CompoundFormat, 
TestPointValues, TestDeterminism, TestLRUQueryCache, TestDuelingCodecsAtNight, 
TestIndexWriterLockRelease, TestStringHelper, TestTermsEnum, 
TestPerFieldPostingsFormat, TestSimpleAttributeImpl, TestBlockPostingsFormat2, 
TestSortedNumericSortField, TestReaderClosed, TestPagedBytes, 
TestMergeRateLimiter, TestConstantScoreQuery, TestLucene50StoredFieldsFormat, 
TestIndexWriterThreadsToSegments, TestSegmentReader, TestFilterIterator, 
TestPerSegmentDeletes, TestDeterminizeLexicon, TestSpansEnum, 
TestSingleInstanceLockFactory, TestTragicIndexWriterDeadlock, TestUTF32ToUTF8, 
TestDocValuesIndexing, TestSegmentInfos, TestDeletionPolicy, 
TestDisjunctionMaxQuery, TestOperations, TestIndexWriterCommit, TestCharFilter, 
TestThreadedForceMerge, TestSimilarityProvider, TestSwappedIndexFiles, 
TestNumericRangeQuery64, TestReusableStringReader, TestNeedsScores, 
TestMultiTermQueryRewrites, TestDemoParallelLeafReader, TestBooleanCoord, 
TestBinaryDocument, TestSloppyPhraseQuery2, TestToken, 
TestIndexWriterForceMerge, TestIndexWriterUnicode, TestTransactionRollback, 
TestCloseableThreadLocal, TestFixedBitSet, TestSentinelIntSet, 
TestRecyclingByteBlockAllocator, TestNoMergePolicy, 
TestAllFilesHaveChecksumFooter, TestBytesRef, TestShardSearching, TestDocCount, 
TestSumDocFreq, TestUnicodeUtil, TestNoDeletionPolicy, TestWeakIdentityMap, 
TestFixedBitDocIdSet, TestSpanCollection, TestSizeBoundedForceMerge, 
TestMultiMMap, TestSearcherManager, TestBooleanOr, 
TestFlushByRamOrCountsPolicy, TestIndexWriterMergePolicy, 
TestPersistentSnapshotDeletionPolicy, TestNorms, TestDirectoryReaderReopen, 
TestTimeLimitingCollector, TestConcurrentMergeScheduler, 
TestHighCompressionMode, TestDocumentsWriterStallControl, TestOmitNorms, 
TestNRTCachingDirectory, TestParallelCompositeReader, TestCrash, 
TestPerFieldPostingsFormat2, TestLegacyNumericUtils, TestCustomNorms, 
TestSpanExplanations, TestRAMDirectory, TestMultiPhraseQuery, 
TestTermVectorsWriter, TestCodecs, TestOmitPositions, TestIndexInput, 
TestForceMergeForever, TestOmitTf, TestMultiFields, TestTermRangeQuery, 
TestCrashCausesCorruptIndex, TestScorerPerf, TestIntBlockPool, 
TestSegmentTermEnum, TestUniqueTermCount, TestComplexExplanationsOfNonMatches, 
TestSortRandom, TestAutomatonQuery, TestTopFieldCollector, TestIndexableField, 
TestDocValuesScoring, TestPrefixRandom, TestCheckIndex, TestIndexFileDeleter, 
TestSubScorerFreqs, TestIndexWriterConfig, TestField, 
TestSpanExplanationsOfNonMatches, TestDateTools, TestPriorityQueue, 
TestCachingCollector, TestRamUsageEstimator, TestNamedSPILoader, 
TestByteBlockPool, TestTwoPhaseCommitTool, TestIndexWriterOnJRECrash, 
TestCodecHoldsOpenFiles, TestDocBoost, TestScoreCachingWrappingScorer, 
TestIndexCommit, Test2BPostingsBytes, TestIOUtils, TestNewestSegment, 
Test2BBinaryDocValues, TestBlockPostingsFormat, TestFieldType, 
Test2BSortedDocValuesFixedSorted, Test2BSortedDocValuesOrds, 
TestAllFilesCheckIndexHeader, TestBinaryDocValuesUpdates, TestMultiTermsEnum, 
TestNRTReaderCleanup, TestOrdinalMap, TestReadOnlyIndex, TestStressDeletes, 
TestTryDelete, TestBooleanRewrites, TestControlledRealTimeReopenThread, 
TestEarlyTermination, TestFieldValueQuery, TestIndexSearcher, 
TestMatchNoDocsQuery, TestMultiCollector, TestPointQueries, TestMmapDirectory]
   [junit4] Completed [340/414 (8!)] on J0 in 0.64s, 45 tests, 33 errors <<< 
FAILURES!

[...truncated 262 lines...]
BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/build.xml:740: The following 
error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/build.xml:684: The following 
error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/build.xml:59: The following error 
occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/build.xml:50: The 
following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/common-build.xml:1457: The 
following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-6.x-Linux/lucene/common-build.xml:1014: 
There were test failures: 414 suites (1 ignored), 3457 tests, 1 suite-level 
error, 84 errors, 64 ignored (60 assumptions) [seed: F870A3626EA6FA78]

Total time: 7 minutes 6 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
[WARNINGS] Skipping publisher since build result is FAILURE
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any



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