Build: https://jenkins.thetaphi.de/job/Lucene-Solr-8.x-Linux/2352/
Java: 32bit/jdk1.8.0_201 -client -XX:+UseParallelGC

6 tests failed.
FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<5>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<5>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<4>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<4>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<5>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<5>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<7>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<7>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<12>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<12>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit

Error Message:
expected:<1> but was:<2>

Stack Trace:
java.lang.AssertionError: expected:<1> but was:<2>
        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:834)
        at org.junit.Assert.assertEquals(Assert.java:645)
        at org.junit.Assert.assertEquals(Assert.java:631)
        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)




Build Log:
[...truncated 1085 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.00s J4 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza -Dtests.asserts=true 
-Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 31.5s J4 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<5>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> Mar 04, 2020 5:17:58 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@574ef6),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=64297656,total=217317376
   [junit4]   2> NOTE: All tests run in this JVM: [TestDocument, 
TestAllFilesCheckIndexHeader, TestStopFilter, 
TestSoftDeletesRetentionMergePolicy, TestBoolean2ScorerSupplier, 
TestLatLonPolygonShapeQueries, TestIntroSorter, TestDocsAndPositions, 
TestMultiPhraseEnum, TestPointQueries, TestPointValues, 
TestApproximationSearchEquivalence, TestRateLimiter, Test2BBKDPoints, 
TestBufferedChecksum, FiniteStringsIteratorTest, TestDuelingCodecsAtNight, 
TestIndexTooManyDocs, TestBooleanScorer, TestIndexWriterMergePolicy]
   [junit4] Completed [223/563 (1!)] on J4 in 34.54s, 8 tests, 1 failure, 1 
skipped <<< FAILURES!

[...truncated 63323 lines...]
[repro] Jenkins log URL: 
https://jenkins.thetaphi.de/job/Lucene-Solr-8.x-Linux/2352/consoleText

[repro] Revision: d158c33eb2ae8da788ffa55a0be3c1560eb1a09a

[repro] Ant options: "-Dargs=-client -XX:+UseParallelGC"
[repro] Repro line:  ant test  -Dtestcase=TestIndexWriterMergePolicy 
-Dtests.method=testMergeOnCommit -Dtests.seed=8386150185EF0BC6 
-Dtests.multiplier=3 -Dtests.slow=true -Dtests.locale=sq-AL 
-Dtests.timezone=America/Mendoza -Dtests.asserts=true 
-Dtests.file.encoding=ISO-8859-1

[repro] JUnit rest result XML files will be moved to: ./repro-reports
[repro] ant clean

[...truncated 6 lines...]
[repro] Test suites by module:
[repro]    lucene/core
[repro]       TestIndexWriterMergePolicy
[repro] ant compile-test

[...truncated 158 lines...]
[repro] ant test-nocompile -Dtests.dups=5 -Dtests.maxfailures=5 
-Dtests.class="*.TestIndexWriterMergePolicy" -Dtests.showOutput=onerror 
"-Dargs=-client -XX:+UseParallelGC" -Dtests.seed=8386150185EF0BC6 
-Dtests.multiplier=3 -Dtests.slow=true -Dtests.locale=sq-AL 
-Dtests.timezone=America/Mendoza -Dtests.asserts=true 
-Dtests.file.encoding=ISO-8859-1

[...truncated 34 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.01s J1 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4] OK      0.02s J1 | TestIndexWriterMergePolicy.testSetters
   [junit4] OK      0.64s J1 | TestIndexWriterMergePolicy.testMergeFactorChange
   [junit4] OK      0.46s J1 | TestIndexWriterMergePolicy.testMergeDocCount0
   [junit4] OK      0.37s J1 | TestIndexWriterMergePolicy.testForceFlush
   [junit4] OK      0.05s J1 | TestIndexWriterMergePolicy.testNoOverMerge
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.badapples=true -Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 32.5s J1 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<2>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4] OK      0.04s J1 | TestIndexWriterMergePolicy.testNormalCase
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@1636b1),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=102160632,total=184811520
   [junit4]   2> NOTE: All tests run in this JVM: [TestIndexWriterMergePolicy]
   [junit4] Completed [1/5 (1!)] on J1 in 34.43s, 8 tests, 1 failure, 1 skipped 
<<< FAILURES!

[...truncated 1 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.01s J3 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4] OK      0.02s J3 | TestIndexWriterMergePolicy.testSetters
   [junit4] OK      0.55s J3 | TestIndexWriterMergePolicy.testMergeFactorChange
   [junit4] OK      0.41s J3 | TestIndexWriterMergePolicy.testMergeDocCount0
   [junit4] OK      0.39s J3 | TestIndexWriterMergePolicy.testForceFlush
   [junit4] OK      0.05s J3 | TestIndexWriterMergePolicy.testNoOverMerge
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.badapples=true -Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 30.9s J3 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<4>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4] OK      0.04s J3 | TestIndexWriterMergePolicy.testNormalCase
   [junit4]   2> Mar 04, 2020 6:09:06 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@1c8a1c9),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=137788456,total=199229440
   [junit4]   2> NOTE: All tests run in this JVM: [TestIndexWriterMergePolicy]
   [junit4] Completed [2/5 (2!)] on J3 in 34.72s, 8 tests, 1 failure, 1 skipped 
<<< FAILURES!

[...truncated 1 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.01s J2 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4] OK      0.02s J2 | TestIndexWriterMergePolicy.testSetters
   [junit4] OK      0.52s J2 | TestIndexWriterMergePolicy.testMergeFactorChange
   [junit4] OK      0.41s J2 | TestIndexWriterMergePolicy.testMergeDocCount0
   [junit4] OK      0.38s J2 | TestIndexWriterMergePolicy.testForceFlush
   [junit4] OK      0.05s J2 | TestIndexWriterMergePolicy.testNoOverMerge
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.badapples=true -Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 29.6s J2 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<5>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4] OK      0.04s J2 | TestIndexWriterMergePolicy.testNormalCase
   [junit4]   2> Mar 04, 2020 6:09:05 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@a19b65),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=88564184,total=222035968
   [junit4]   2> NOTE: All tests run in this JVM: [TestIndexWriterMergePolicy]
   [junit4] Completed [3/5 (3!)] on J2 in 36.01s, 8 tests, 1 failure, 1 skipped 
<<< FAILURES!

[...truncated 1 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.01s J0 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4] OK      0.02s J0 | TestIndexWriterMergePolicy.testSetters
   [junit4] OK      0.55s J0 | TestIndexWriterMergePolicy.testMergeFactorChange
   [junit4] OK      0.40s J0 | TestIndexWriterMergePolicy.testMergeDocCount0
   [junit4] OK      0.40s J0 | TestIndexWriterMergePolicy.testForceFlush
   [junit4] OK      0.04s J0 | TestIndexWriterMergePolicy.testNoOverMerge
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.badapples=true -Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 37.8s J0 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<7>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4] OK      0.04s J0 | TestIndexWriterMergePolicy.testNormalCase
   [junit4]   2> Mar 04, 2020 6:09:13 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@65297b),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=36296688,total=219938816
   [junit4]   2> NOTE: All tests run in this JVM: [TestIndexWriterMergePolicy]
   [junit4] Completed [4/5 (4!)] on J0 in 39.91s, 8 tests, 1 failure, 1 skipped 
<<< FAILURES!

[...truncated 1 lines...]
   [junit4] Suite: org.apache.lucene.index.TestIndexWriterMergePolicy
   [junit4] IGNOR/A 0.00s J4 | 
TestIndexWriterMergePolicy.testMaxBufferedDocsChange
   [junit4]    > Assumption #1: 'nightly' test group is disabled (@Nightly())
   [junit4] OK      0.02s J4 | TestIndexWriterMergePolicy.testSetters
   [junit4] OK      0.56s J4 | TestIndexWriterMergePolicy.testMergeFactorChange
   [junit4] OK      0.36s J4 | TestIndexWriterMergePolicy.testMergeDocCount0
   [junit4] OK      0.37s J4 | TestIndexWriterMergePolicy.testForceFlush
   [junit4] OK      0.04s J4 | TestIndexWriterMergePolicy.testNoOverMerge
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestIndexWriterMergePolicy -Dtests.method=testMergeOnCommit 
-Dtests.seed=8386150185EF0BC6 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.badapples=true -Dtests.locale=sq-AL -Dtests.timezone=America/Mendoza 
-Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [junit4] FAILURE 33.5s J4 | TestIndexWriterMergePolicy.testMergeOnCommit <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<1> but 
was:<12>
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([8386150185EF0BC6:A7000F06640AE9E6]:0)
   [junit4]    >        at 
org.apache.lucene.index.TestIndexWriterMergePolicy.testMergeOnCommit(TestIndexWriterMergePolicy.java:400)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4] OK      0.03s J4 | TestIndexWriterMergePolicy.testNormalCase
   [junit4]   2> Mar 04, 2020 6:09:09 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: 
codec=FastDecompressionCompressingStoredFieldsData(storedFieldsFormat=CompressingStoredFieldsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, maxDocsPerChunk=5, blockShift=7), 
termVectorsFormat=CompressingTermVectorsFormat(compressionMode=FAST_DECOMPRESSION,
 chunkSize=20309, blockSize=7)), 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@1479970),
 locale=sq-AL, timezone=America/Mendoza
   [junit4]   2> NOTE: Linux 5.3.0-40-generic i386/Oracle Corporation 1.8.0_201 
(32-bit)/cpus=16,threads=1,free=29475128,total=211550208
   [junit4]   2> NOTE: All tests run in this JVM: [TestIndexWriterMergePolicy]
   [junit4] Completed [5/5 (5!)] on J4 in 44.22s, 8 tests, 1 failure, 1 skipped 
<<< FAILURES!

[...truncated 17 lines...]
BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-8.x-Linux/lucene/common-build.xml:1594: The 
following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-8.x-Linux/lucene/common-build.xml:1121: 
There were test failures: 5 suites, 40 tests, 5 failures, 5 ignored (5 
assumptions) [seed: 8386150185EF0BC6]

Total time: 45 seconds

[repro] Setting last failure code to 256

[repro] Failures w/original seeds:
[repro]   5/5 failed: org.apache.lucene.index.TestIndexWriterMergePolicy
[repro] Exiting with code 256
+ mv lucene/build lucene/build.repro
+ mv solr/build solr/build.repro
mv: cannot stat 'solr/build': No such file or directory
+ true
+ mv lucene/build.orig lucene/build
+ mv solr/build.orig solr/build
Archiving artifacts
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
[WARNINGS] Parsing warnings in console log with parser Java Compiler (javac)
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
No credentials specified
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
<Git Blamer> Using GitBlamer to create author and commit information for all 
warnings.
<Git Blamer> GIT_COMMIT=d158c33eb2ae8da788ffa55a0be3c1560eb1a09a, 
workspace=/home/jenkins/workspace/Lucene-Solr-8.x-Linux
[WARNINGS] Computing warning deltas based on reference build #2351
Recording test results
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Build step 'Publish JUnit test result report' changed build result to UNSTABLE
Email was triggered for: Unstable (Test Failures)
Sending email for trigger: Unstable (Test Failures)
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/home/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
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