Looks like the lucene Jenkins slave needs an increase in the open files limit.

Here’s what I added to /etc/sysctl.conf on my Debian box to do this:

   fs.file-max = 2097152

Uwe, you coordinating the recent puppetization of the lucene slave - should we 
open an INFRA JIRA to make this change?

--
Steve
www.lucidworks.com

> On Sep 7, 2016, at 6:12 AM, Apache Jenkins Server <[email protected]> 
> wrote:
> 
> Build: https://builds.apache.org/job/Lucene-Solr-NightlyTests-master/1111/
> 
> 10 tests failed.
> FAILED:  org.apache.lucene.index.TestIndexWriterReader.testDuringAddDelete
> 
> Error Message:
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/lucene/build/core/test/J2/temp/lucene.index.TestIndexWriterReader_61A624ED3323A1DA-001/index-SimpleFSDirectory-001/_24x_Lucene50_1.tim:
>  Too many open files
> 
> Stack Trace:
> java.nio.file.FileSystemException: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/lucene/build/core/test/J2/temp/lucene.index.TestIndexWriterReader_61A624ED3323A1DA-001/index-SimpleFSDirectory-001/_24x_Lucene50_1.tim:
>  Too many open files
>       at 
> __randomizedtesting.SeedInfo.seed([61A624ED3323A1DA:FF37536A19E223DA]:0)
>       at 
> org.apache.lucene.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:48)
>       at 
> org.apache.lucene.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:81)
>       at 
> org.apache.lucene.mockfile.HandleTrackingFS.newByteChannel(HandleTrackingFS.java:271)
>       at 
> org.apache.lucene.mockfile.FilterFileSystemProvider.newByteChannel(FilterFileSystemProvider.java:212)
>       at 
> org.apache.lucene.mockfile.HandleTrackingFS.newByteChannel(HandleTrackingFS.java:240)
>       at 
> org.apache.lucene.mockfile.FilterFileSystemProvider.newByteChannel(FilterFileSystemProvider.java:212)
>       at java.nio.file.Files.newByteChannel(Files.java:361)
>       at java.nio.file.Files.newByteChannel(Files.java:407)
>       at 
> org.apache.lucene.store.SimpleFSDirectory.openInput(SimpleFSDirectory.java:77)
>       at 
> org.apache.lucene.store.FilterDirectory.openInput(FilterDirectory.java:99)
>       at 
> org.apache.lucene.codecs.blocktree.BlockTreeTermsReader.<init>(BlockTreeTermsReader.java:153)
>       at 
> org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.fieldsProducer(Lucene50PostingsFormat.java:445)
>       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.SegmentCoreReaders.<init>(SegmentCoreReaders.java:106)
>       at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:74)
>       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:103)
>       at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:460)
>       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.index.TestIndexWriterReader.testDuringAddDelete(TestIndexWriterReader.java:870)
>       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: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:745)
> 
> 
> FAILED:  
> junit.framework.TestSuite.org.apache.lucene.index.TestIndexWriterReader
> 
> Error Message:
> 5 threads leaked from SUITE scope at 
> org.apache.lucene.index.TestIndexWriterReader:     1) Thread[id=1799, 
> name=Thread-1549, state=BLOCKED, group=TGRP-TestIndexWriterReader]         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>          at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)         
> at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>          at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>          at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)      
>    at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)      
>    at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)     
>     at org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307) 
>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>     2) Thread[id=1801, name=Thread-1551, state=RUNNABLE, 
> group=TGRP-TestIndexWriterReader]         at 
> org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.get(CompressingTermVectorsReader.java:417)
>          at 
> org.apache.lucene.codecs.asserting.AssertingTermVectorsFormat$AssertingTermVectorsReader.get(AssertingTermVectorsFormat.java:71)
>          at 
> org.apache.lucene.codecs.TermVectorsWriter.merge(TermVectorsWriter.java:223)  
>        at 
> org.apache.lucene.index.SegmentMerger.mergeVectors(SegmentMerger.java:210)    
>      at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:144)   
>       at 
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4287)        
>  at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3864)         
> at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:40)
>          at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)         
> at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>          at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>          at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)      
>    at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)      
>    at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)     
>     at org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307) 
>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>     3) Thread[id=1802, name=Thread-1552, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>          at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)         
> at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>          at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>          at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)      
>    at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)      
>    at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)     
>     at org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307) 
>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>     4) Thread[id=1800, name=Thread-1550, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>          at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)         
> at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>          at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>          at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)      
>    at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)      
>    at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)     
>     at org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307) 
>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>     5) Thread[id=1798, name=Thread-1548, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>          at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)         
> at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>          at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>          at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)      
>    at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)      
>    at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)     
>     at org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307) 
>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
> 
> Stack Trace:
> com.carrotsearch.randomizedtesting.ThreadLeakError: 5 threads leaked from 
> SUITE scope at org.apache.lucene.index.TestIndexWriterReader: 
>   1) Thread[id=1799, name=Thread-1549, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>        at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>        at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>        at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>        at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>        at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>        at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>        at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   2) Thread[id=1801, name=Thread-1551, state=RUNNABLE, 
> group=TGRP-TestIndexWriterReader]
>        at 
> org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.get(CompressingTermVectorsReader.java:417)
>        at 
> org.apache.lucene.codecs.asserting.AssertingTermVectorsFormat$AssertingTermVectorsReader.get(AssertingTermVectorsFormat.java:71)
>        at 
> org.apache.lucene.codecs.TermVectorsWriter.merge(TermVectorsWriter.java:223)
>        at 
> org.apache.lucene.index.SegmentMerger.mergeVectors(SegmentMerger.java:210)
>        at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:144)
>        at 
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4287)
>        at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3864)
>        at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:40)
>        at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>        at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>        at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>        at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>        at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>        at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   3) Thread[id=1802, name=Thread-1552, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>        at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>        at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>        at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>        at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>        at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>        at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>        at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   4) Thread[id=1800, name=Thread-1550, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>        at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>        at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>        at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>        at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>        at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>        at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>        at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   5) Thread[id=1798, name=Thread-1548, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>        at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>        at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>        at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>        at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>        at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>        at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>        at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>        at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>       at __randomizedtesting.SeedInfo.seed([61A624ED3323A1DA]:0)
> 
> 
> FAILED:  
> junit.framework.TestSuite.org.apache.solr.cloud.CollectionsAPIDistributedZkTest
> 
> Error Message:
> 1 thread leaked from SUITE scope at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest:     1) 
> Thread[id=125227, name=searcherExecutor-10822-thread-1, state=WAITING, 
> group=TGRP-CollectionsAPIDistributedZkTest]         at 
> sun.misc.Unsafe.park(Native Method)         at 
> java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
>          at 
> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)   
>       at 
> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067) 
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
>          at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>          at java.lang.Thread.run(Thread.java:745)
> 
> Stack Trace:
> com.carrotsearch.randomizedtesting.ThreadLeakError: 1 thread leaked from 
> SUITE scope at org.apache.solr.cloud.CollectionsAPIDistributedZkTest: 
>   1) Thread[id=125227, name=searcherExecutor-10822-thread-1, state=WAITING, 
> group=TGRP-CollectionsAPIDistributedZkTest]
>        at sun.misc.Unsafe.park(Native Method)
>        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
>        at 
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
>        at 
> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>        at 
> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)
>        at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
>        at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>        at java.lang.Thread.run(Thread.java:745)
>       at __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32]:0)
> 
> 
> FAILED:  
> junit.framework.TestSuite.org.apache.solr.cloud.CollectionsAPIDistributedZkTest
> 
> Error Message:
> There are still zombie threads that couldn't be terminated:    1) 
> Thread[id=125227, name=searcherExecutor-10822-thread-1, state=WAITING, 
> group=TGRP-CollectionsAPIDistributedZkTest]         at 
> sun.misc.Unsafe.park(Native Method)         at 
> java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
>          at 
> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)   
>       at 
> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067) 
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
>          at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>          at java.lang.Thread.run(Thread.java:745)
> 
> Stack Trace:
> com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie 
> threads that couldn't be terminated:
>   1) Thread[id=125227, name=searcherExecutor-10822-thread-1, state=WAITING, 
> group=TGRP-CollectionsAPIDistributedZkTest]
>        at sun.misc.Unsafe.park(Native Method)
>        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
>        at 
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
>        at 
> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
>        at 
> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)
>        at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
>        at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>        at java.lang.Thread.run(Thread.java:745)
>       at __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32]:0)
> 
> 
> FAILED:  org.apache.solr.cloud.hdfs.StressHdfsTest.test
> 
> Error Message:
> Could not find collection:delete_data_dir
> 
> Stack Trace:
> java.lang.AssertionError: Could not find collection:delete_data_dir
>       at 
> __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32:EE8AB604096653CA]:0)
>       at org.junit.Assert.fail(Assert.java:93)
>       at org.junit.Assert.assertTrue(Assert.java:43)
>       at org.junit.Assert.assertNotNull(Assert.java:526)
>       at 
> org.apache.solr.cloud.AbstractDistribZkTestBase.waitForRecoveriesToFinish(AbstractDistribZkTestBase.java:154)
>       at 
> org.apache.solr.cloud.AbstractDistribZkTestBase.waitForRecoveriesToFinish(AbstractDistribZkTestBase.java:139)
>       at 
> org.apache.solr.cloud.AbstractDistribZkTestBase.waitForRecoveriesToFinish(AbstractDistribZkTestBase.java:134)
>       at 
> org.apache.solr.cloud.AbstractFullDistribZkTestBase.waitForRecoveriesToFinish(AbstractFullDistribZkTestBase.java:856)
>       at 
> org.apache.solr.cloud.hdfs.StressHdfsTest.createAndDeleteCollection(StressHdfsTest.java:159)
>       at 
> org.apache.solr.cloud.hdfs.StressHdfsTest.test(StressHdfsTest.java:103)
>       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: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$10.evaluate(RandomizedRunner.java:921)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:985)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:960)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java: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 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:367)
>       at java.lang.Thread.run(Thread.java:745)
> 
> 
> FAILED:  org.apache.solr.cloud.hdfs.HdfsCollectionsAPIDistributedZkTest.test
> 
> Error Message:
> Timeout occured while waiting response from server at: 
> https://127.0.0.1:39500/vum
> 
> Stack Trace:
> org.apache.solr.client.solrj.SolrServerException: Timeout occured while 
> waiting response from server at: https://127.0.0.1:39500/vum
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:619)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:261)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:250)
>       at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.makeRequest(CollectionsAPIDistributedZkTest.java:400)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.testErrorHandling(CollectionsAPIDistributedZkTest.java:516)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.test(CollectionsAPIDistributedZkTest.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:498)
>       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$10.evaluate(RandomizedRunner.java:921)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:985)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:960)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java: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 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:367)
>       at java.lang.Thread.run(Thread.java:745)
> Caused by: java.net.SocketTimeoutException: Read timed out
>       at java.net.SocketInputStream.socketRead0(Native Method)
>       at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
>       at java.net.SocketInputStream.read(SocketInputStream.java:170)
>       at java.net.SocketInputStream.read(SocketInputStream.java:141)
>       at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
>       at sun.security.ssl.InputRecord.read(InputRecord.java:503)
>       at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:973)
>       at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:930)
>       at sun.security.ssl.AppInputStream.read(AppInputStream.java:105)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.fillBuffer(SessionInputBufferImpl.java:155)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.readLine(SessionInputBufferImpl.java:284)
>       at 
> org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:140)
>       at 
> org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:57)
>       at 
> org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:261)
>       at 
> org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:165)
>       at 
> org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:167)
>       at 
> org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:272)
>       at 
> org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:124)
>       at 
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:271)
>       at 
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
>       at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
>       at 
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
>       at 
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
>       ... 47 more
> 
> 
> FAILED:  
> org.apache.solr.handler.component.DistributedFacetPivotLongTailTest.test
> 
> Error Message:
> IOException occured when talking to server at: 
> https://127.0.0.1:46729/_/d/collection1
> 
> Stack Trace:
> org.apache.solr.client.solrj.SolrServerException: IOException occured when 
> talking to server at: https://127.0.0.1:46729/_/d/collection1
>       at 
> __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32:EE8AB604096653CA]:0)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:622)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:261)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:250)
>       at 
> org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:149)
>       at org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:173)
>       at org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:138)
>       at org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:152)
>       at 
> org.apache.solr.handler.component.DistributedFacetPivotLongTailTest.test(DistributedFacetPivotLongTailTest.java:71)
>       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: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$10.evaluate(RandomizedRunner.java:921)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:985)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:960)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java: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 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:367)
>       at java.lang.Thread.run(Thread.java:745)
> Caused by: org.apache.http.conn.ConnectTimeoutException: Connect to 
> 127.0.0.1:46729 [/127.0.0.1] failed: Read timed out
>       at 
> org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:143)
>       at 
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
>       at 
> org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
>       at 
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
>       at 
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
>       at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
>       at 
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
>       at 
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
>       ... 48 more
> Caused by: java.net.SocketTimeoutException: Read timed out
>       at java.net.SocketInputStream.socketRead0(Native Method)
>       at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
>       at java.net.SocketInputStream.read(SocketInputStream.java:170)
>       at java.net.SocketInputStream.read(SocketInputStream.java:141)
>       at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
>       at sun.security.ssl.InputRecord.read(InputRecord.java:503)
>       at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:973)
>       at 
> sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1375)
>       at 
> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1403)
>       at 
> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1387)
>       at 
> org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394)
>       at 
> org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353)
>       at 
> org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134)
>       ... 58 more
> 
> 
> FAILED:  org.apache.solr.cloud.CollectionsAPIDistributedZkTest.test
> 
> Error Message:
> Timeout occured while waiting response from server at: https://127.0.0.1:35113
> 
> Stack Trace:
> org.apache.solr.client.solrj.SolrServerException: Timeout occured while 
> waiting response from server at: https://127.0.0.1:35113
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:619)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:261)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:250)
>       at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.makeRequest(CollectionsAPIDistributedZkTest.java:400)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.testErrorHandling(CollectionsAPIDistributedZkTest.java:516)
>       at 
> org.apache.solr.cloud.CollectionsAPIDistributedZkTest.test(CollectionsAPIDistributedZkTest.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:498)
>       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$10.evaluate(RandomizedRunner.java:921)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:985)
>       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:960)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java: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 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:367)
>       at java.lang.Thread.run(Thread.java:745)
> Caused by: java.net.SocketTimeoutException: Read timed out
>       at java.net.SocketInputStream.socketRead0(Native Method)
>       at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
>       at java.net.SocketInputStream.read(SocketInputStream.java:170)
>       at java.net.SocketInputStream.read(SocketInputStream.java:141)
>       at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
>       at sun.security.ssl.InputRecord.read(InputRecord.java:503)
>       at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:973)
>       at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:930)
>       at sun.security.ssl.AppInputStream.read(AppInputStream.java:105)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.fillBuffer(SessionInputBufferImpl.java:155)
>       at 
> org.apache.http.impl.io.SessionInputBufferImpl.readLine(SessionInputBufferImpl.java:284)
>       at 
> org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:140)
>       at 
> org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:57)
>       at 
> org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:261)
>       at 
> org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:165)
>       at 
> org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:167)
>       at 
> org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:272)
>       at 
> org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:124)
>       at 
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:271)
>       at 
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
>       at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
>       at 
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
>       at 
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
>       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
>       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
>       ... 47 more
> 
> 
> FAILED:  
> junit.framework.TestSuite.org.apache.solr.cloud.ConcurrentDeleteAndCreateCollectionTest
> 
> Error Message:
> ObjectTracker found 10 object(s) that were not released!!! 
> [InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient]
> 
> Stack Trace:
> java.lang.AssertionError: ObjectTracker found 10 object(s) that were not 
> released!!! [InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient, InternalHttpClient, InternalHttpClient, 
> InternalHttpClient]
>       at __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32]:0)
>       at org.junit.Assert.fail(Assert.java:93)
>       at org.junit.Assert.assertTrue(Assert.java:43)
>       at org.junit.Assert.assertNull(Assert.java:551)
>       at 
> org.apache.solr.SolrTestCaseJ4.teardownTestCases(SolrTestCaseJ4.java:257)
>       at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source)
>       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:1764)
>       at 
> com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:834)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
>       at 
> org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
>       at 
> org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
>       at 
> org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
>       at 
> org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
>       at 
> com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
>       at 
> com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:367)
>       at java.lang.Thread.run(Thread.java:745)
> 
> 
> FAILED:  
> junit.framework.TestSuite.org.apache.solr.cloud.ConcurrentDeleteAndCreateCollectionTest
> 
> Error Message:
> 10 threads leaked from SUITE scope at 
> org.apache.solr.cloud.ConcurrentDeleteAndCreateCollectionTest:     1) 
> Thread[id=28289, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    2) Thread[id=28294, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    3) Thread[id=28264, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    4) Thread[id=28259, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    5) Thread[id=28269, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    6) Thread[id=28304, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    7) Thread[id=28284, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    8) Thread[id=28299, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)    9) Thread[id=28274, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)   10) Thread[id=28279, 
> name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]         at 
> java.lang.Thread.sleep(Native Method)         at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>          at java.lang.Thread.run(Thread.java:745)
> 
> Stack Trace:
> com.carrotsearch.randomizedtesting.ThreadLeakError: 10 threads leaked from 
> SUITE scope at org.apache.solr.cloud.ConcurrentDeleteAndCreateCollectionTest: 
>   1) Thread[id=28289, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   2) Thread[id=28294, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   3) Thread[id=28264, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   4) Thread[id=28259, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   5) Thread[id=28269, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   6) Thread[id=28304, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   7) Thread[id=28284, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   8) Thread[id=28299, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>   9) Thread[id=28274, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>  10) Thread[id=28279, name=Connection evictor, state=TIMED_WAITING, 
> group=TGRP-ConcurrentDeleteAndCreateCollectionTest]
>        at java.lang.Thread.sleep(Native Method)
>        at 
> org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
>        at java.lang.Thread.run(Thread.java:745)
>       at __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32]:0)
> 
> 
> 
> 
> Build Log:
> [...truncated 913 lines...]
>   [junit4] Suite: org.apache.lucene.index.TestIndexWriterReader
>   [junit4]   2> NOTE: download the large Jenkins line-docs file by running 
> 'ant get-jenkins-line-docs' in the lucene directory.
>   [junit4]   2> NOTE: reproduce with: ant test  
> -Dtestcase=TestIndexWriterReader -Dtests.method=testDuringAddDelete 
> -Dtests.seed=61A624ED3323A1DA -Dtests.multiplier=2 -Dtests.nightly=true 
> -Dtests.slow=true 
> -Dtests.linedocsfile=/home/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/test-data/enwiki.random.lines.txt
>  -Dtests.locale=mk -Dtests.timezone=Europe/Skopje -Dtests.asserts=true 
> -Dtests.file.encoding=UTF-8
>   [junit4] ERROR    142s J2 | TestIndexWriterReader.testDuringAddDelete <<<
>   [junit4]    > Throwable #1: java.nio.file.FileSystemException: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/lucene/build/core/test/J2/temp/lucene.index.TestIndexWriterReader_61A624ED3323A1DA-001/index-SimpleFSDirectory-001/_24x_Lucene50_1.tim:
>  Too many open files
>   [junit4]    >       at 
> __randomizedtesting.SeedInfo.seed([61A624ED3323A1DA:FF37536A19E223DA]:0)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:48)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:81)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.HandleTrackingFS.newByteChannel(HandleTrackingFS.java:271)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.FilterFileSystemProvider.newByteChannel(FilterFileSystemProvider.java:212)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.HandleTrackingFS.newByteChannel(HandleTrackingFS.java:240)
>   [junit4]    >       at 
> org.apache.lucene.mockfile.FilterFileSystemProvider.newByteChannel(FilterFileSystemProvider.java:212)
>   [junit4]    >       at java.nio.file.Files.newByteChannel(Files.java:361)
>   [junit4]    >       at java.nio.file.Files.newByteChannel(Files.java:407)
>   [junit4]    >       at 
> org.apache.lucene.store.SimpleFSDirectory.openInput(SimpleFSDirectory.java:77)
>   [junit4]    >       at 
> org.apache.lucene.store.FilterDirectory.openInput(FilterDirectory.java:99)
>   [junit4]    >       at 
> org.apache.lucene.codecs.blocktree.BlockTreeTermsReader.<init>(BlockTreeTermsReader.java:153)
>   [junit4]    >       at 
> org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.fieldsProducer(Lucene50PostingsFormat.java:445)
>   [junit4]    >       at 
> org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:261)
>   [junit4]    >       at 
> org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:341)
>   [junit4]    >       at 
> org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:106)
>   [junit4]    >       at 
> org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:74)
>   [junit4]    >       at 
> org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:145)
>   [junit4]    >       at 
> org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:197)
>   [junit4]    >       at 
> org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:103)
>   [junit4]    >       at 
> org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:460)
>   [junit4]    >       at 
> org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:291)
>   [junit4]    >       at 
> org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:266)
>   [junit4]    >       at 
> org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:256)
>   [junit4]    >       at 
> org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:140)
>   [junit4]    >       at 
> org.apache.lucene.index.TestIndexWriterReader.testDuringAddDelete(TestIndexWriterReader.java:870)
>   [junit4]    >       at java.lang.Thread.run(Thread.java:745)
>   [junit4]   2> NOTE: leaving temporary files on disk at: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/lucene/build/core/test/J2/temp/lucene.index.TestIndexWriterReader_61A624ED3323A1DA-001
>   [junit4]   2> Sep 07, 2016 4:42:35 AM 
> com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
>   [junit4]   2> WARNING: Will linger awaiting termination of 5 leaked 
> thread(s).
>   [junit4]   2> Sep 07, 2016 4:42:55 AM 
> com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
>   [junit4]   2> SEVERE: 5 threads leaked from SUITE scope at 
> org.apache.lucene.index.TestIndexWriterReader: 
>   [junit4]   2>    1) Thread[id=1799, name=Thread-1549, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]   2>         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]   2>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]   2>    2) Thread[id=1801, name=Thread-1551, state=RUNNABLE, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>         at 
> org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.get(CompressingTermVectorsReader.java:417)
>   [junit4]   2>         at 
> org.apache.lucene.codecs.asserting.AssertingTermVectorsFormat$AssertingTermVectorsReader.get(AssertingTermVectorsFormat.java:71)
>   [junit4]   2>         at 
> org.apache.lucene.codecs.TermVectorsWriter.merge(TermVectorsWriter.java:223)
>   [junit4]   2>         at 
> org.apache.lucene.index.SegmentMerger.mergeVectors(SegmentMerger.java:210)
>   [junit4]   2>         at 
> org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:144)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4287)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3864)
>   [junit4]   2>         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:40)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]   2>         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]   2>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]   2>    3) Thread[id=1802, name=Thread-1552, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]   2>         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]   2>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]   2>    4) Thread[id=1800, name=Thread-1550, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]   2>         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]   2>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]   2>    5) Thread[id=1798, name=Thread-1548, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]   2>         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]   2>         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]   2>         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]   2> Sep 07, 2016 4:42:55 AM 
> com.carrotsearch.randomizedtesting.ThreadLeakControl tryToInterruptAll
>   [junit4]   2> INFO: Starting to interrupt leaked threads:
>   [junit4]   2>    1) Thread[id=1799, name=Thread-1549, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>    2) Thread[id=1801, name=Thread-1551, state=RUNNABLE, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>    3) Thread[id=1802, name=Thread-1552, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>    4) Thread[id=1800, name=Thread-1550, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2>    5) Thread[id=1798, name=Thread-1548, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]   2> Sep 07, 2016 4:42:55 AM 
> com.carrotsearch.randomizedtesting.ThreadLeakControl tryToInterruptAll
>   [junit4]   2> INFO: All leaked threads terminated.
>   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene62): 
> {field1=Lucene50(blocksize=128), field=Lucene50(blocksize=128), 
> indexname=TestBloomFilteredLucenePostings(BloomFilteringPostingsFormat(Lucene50(blocksize=128))),
>  foo=Lucene50(blocksize=128), 
> id=TestBloomFilteredLucenePostings(BloomFilteringPostingsFormat(Lucene50(blocksize=128))),
>  
> field3=TestBloomFilteredLucenePostings(BloomFilteringPostingsFormat(Lucene50(blocksize=128))),
>  field2=FSTOrd50, field5=Lucene50(blocksize=128), 
> field4=Lucene50(blocksize=128)}, docValues:{}, maxPointsInLeafNode=1314, 
> maxMBSortInHeap=5.621346163809926, sim=RandomSimilarity(queryNorm=true): 
> {field1=DFR I(F)B1, field=DFR I(n)L2, indexname=DFR GLZ(0.3), foo=DFR 
> GLZ(0.3), field3=DFR I(ne)Z(0.3), field2=IB SPL-D1, field5=DFR I(F)1, 
> field4=DFR I(F)LZ(0.3)}, locale=mk, timezone=Europe/Skopje
>   [junit4]   2> NOTE: Linux 3.13.0-85-generic amd64/Oracle Corporation 
> 1.8.0_102 (64-bit)/cpus=4,threads=1,free=139897912,total=268959744
>   [junit4]   2> NOTE: All tests run in this JVM: [Test2BPagedBytes, 
> TestStressIndexing, TestGeoUtils, TestNoMergePolicy, TestRollback, 
> TestBlockPostingsFormat, TestTermQuery, TestTopDocsMerge, TestFilterIterator, 
> TestStressDeletes, TestIntsRef, TestDocBoost, TestNamedSPILoader, 
> TestTransactions, TestRollingBuffer, TestFilterWeight, 
> TestIndexWriterThreadsToSegments, TestLogMergePolicy, 
> TestHighCompressionMode, TestDocValuesIndexing, TestRegexpRandom2, 
> TestSingleInstanceLockFactory, TestLucene62SegmentInfoFormat, 
> TestSegmentMerger, TestIndexWriterCommit, TestNRTCachingDirectory, 
> TestAllFilesHaveCodecHeader, TestFuzzyQuery, Test2BPostings, 
> TestDocumentsWriterDeleteQueue, TestByteBlockPool, TestScorerPerf, 
> TestPayloadsOnVectors, TestParallelLeafReader, TestSegmentTermDocs, 
> TestParallelTermEnum, TestDocument, TestVersion, TestAtomicUpdate, 
> TestConjunctionDISI, TestBagOfPostings, TestMultiTermConstantScore, 
> TestSnapshotDeletionPolicy, TestMmapDirectory, TestSpansEnum, 
> TestSpanNotQuery, TestTimSorter, TestWildcardRandom, TestInPlaceMergeSorter, 
> TestFixedBitDocIdSet, TestSimilarity, TestSearchWithThreads, 
> TestCharacterUtils, TestUpgradeIndexMergePolicy, TestBlendedTermQuery, 
> TestBooleanQuery, TestArrayUtil, TestSimpleSearchEquivalence, 
> TestSpanMultiTermQueryWrapper, TestDeletionPolicy, TestMultiPhraseEnum, 
> TestLazyProxSkipping, TestForUtil, TestSpanExplanations, 
> TestReaderWrapperDVTypeCheck, TestFastCompressionMode, TestRegexpQuery, 
> TestTopFieldCollector, TestMSBRadixSorter, TestIndexWriterMerging, 
> TestFileSwitchDirectory, TestIndexWriter, TestIndexWriterReader]
>   [junit4]   2> NOTE: download the large Jenkins line-docs file by running 
> 'ant get-jenkins-line-docs' in the lucene directory.
>   [junit4]   2> NOTE: reproduce with: ant test  
> -Dtestcase=TestIndexWriterReader -Dtests.seed=61A624ED3323A1DA 
> -Dtests.multiplier=2 -Dtests.nightly=true -Dtests.slow=true 
> -Dtests.linedocsfile=/home/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/test-data/enwiki.random.lines.txt
>  -Dtests.locale=mk -Dtests.timezone=Europe/Skopje -Dtests.asserts=true 
> -Dtests.file.encoding=UTF-8
>   [junit4] ERROR   0.00s J2 | TestIndexWriterReader (suite) <<<
>   [junit4]    > Throwable #1: 
> com.carrotsearch.randomizedtesting.ThreadLeakError: 5 threads leaked from 
> SUITE scope at org.apache.lucene.index.TestIndexWriterReader: 
>   [junit4]    >    1) Thread[id=1799, name=Thread-1549, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]    >         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]    >         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]    >         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]    >    2) Thread[id=1801, name=Thread-1551, state=RUNNABLE, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]    >         at 
> org.apache.lucene.codecs.compressing.CompressingTermVectorsReader.get(CompressingTermVectorsReader.java:417)
>   [junit4]    >         at 
> org.apache.lucene.codecs.asserting.AssertingTermVectorsFormat$AssertingTermVectorsReader.get(AssertingTermVectorsFormat.java:71)
>   [junit4]    >         at 
> org.apache.lucene.codecs.TermVectorsWriter.merge(TermVectorsWriter.java:223)
>   [junit4]    >         at 
> org.apache.lucene.index.SegmentMerger.mergeVectors(SegmentMerger.java:210)
>   [junit4]    >         at 
> org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:144)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4287)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3864)
>   [junit4]    >         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:40)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]    >         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]    >         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]    >    3) Thread[id=1802, name=Thread-1552, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]    >         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]    >         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]    >         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]    >    4) Thread[id=1800, name=Thread-1550, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]    >         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]    >         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]    >         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]    >    5) Thread[id=1798, name=Thread-1548, state=BLOCKED, 
> group=TGRP-TestIndexWriterReader]
>   [junit4]    >         at 
> org.apache.lucene.index.SerialMergeScheduler.merge(SerialMergeScheduler.java:37)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.maybeMerge(IndexWriter.java:2052)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.doAfterSegmentFlushed(IndexWriter.java:4910)
>   [junit4]    >         at 
> org.apache.lucene.index.DocumentsWriter$MergePendingEvent.process(DocumentsWriter.java:731)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4948)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.processEvents(IndexWriter.java:4939)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1565)
>   [junit4]    >         at 
> org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1307)
>   [junit4]    >         at 
> org.apache.lucene.index.TestIndexWriterReader$2.run(TestIndexWriterReader.java:848)
>   [junit4]    >       at 
> __randomizedtesting.SeedInfo.seed([61A624ED3323A1DA]:0)
>   [junit4] Completed [200/432 (1!)] on J2 in 252.56s, 23 tests, 2 errors <<< 
> FAILURES!
> 
> [...truncated 10658 lines...]
>   [junit4] Suite: org.apache.solr.cloud.hdfs.StressHdfsTest
>   [junit4]   2> Creating dataDir: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/build/solr-core/test/J1/temp/solr.cloud.hdfs.StressHdfsTest_66DE89DEA79A3E32-001/init-core-data-001
>   [junit4]   2> 814899 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.s.SolrTestCaseJ4 Randomized ssl (false) and clientAuth (false) via: 
> @org.apache.solr.SolrTestCaseJ4$SuppressSSL(bugUrl=https://issues.apache.org/jira/browse/SOLR-5776)
>   [junit4]   2> 814899 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.s.BaseDistributedSearchTestCase Setting hostContext system property: /_a/m
>   [junit4]   1> Formatting using clusterid: testClusterID
>   [junit4]   2> 815026 WARN  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.h.m.i.MetricsConfig Cannot locate configuration: tried 
> hadoop-metrics2-namenode.properties,hadoop-metrics2.properties
>   [junit4]   2> 815069 WARN  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.h.h.HttpRequestLog Jetty request log can only be enabled using Log4j
>   [junit4]   2> 815081 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log 
> jetty-6.1.26
>   [junit4]   2> 815125 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Extract 
> jar:file:/x1/jenkins/.ivy2/cache/org.apache.hadoop/hadoop-hdfs/tests/hadoop-hdfs-2.7.2-tests.jar!/webapps/hdfs
>  to ./temp/Jetty_localhost_33702_hdfs____13ay83/webapp
>   [junit4]   2> 816226 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Started 
> HttpServer2$SelectChannelConnectorWithSafeStartup@localhost:33702
>   [junit4]   2> 817177 WARN  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.h.h.HttpRequestLog Jetty request log can only be enabled using Log4j
>   [junit4]   2> 817179 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log 
> jetty-6.1.26
>   [junit4]   2> 817200 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Extract 
> jar:file:/x1/jenkins/.ivy2/cache/org.apache.hadoop/hadoop-hdfs/tests/hadoop-hdfs-2.7.2-tests.jar!/webapps/datanode
>  to ./temp/Jetty_localhost_46024_datanode____.2mcfop/webapp
>   [junit4]   2> 818238 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Started 
> HttpServer2$SelectChannelConnectorWithSafeStartup@localhost:46024
>   [junit4]   2> 818469 WARN  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] 
> o.a.h.h.HttpRequestLog Jetty request log can only be enabled using Log4j
>   [junit4]   2> 818470 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log 
> jetty-6.1.26
>   [junit4]   2> 818502 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Extract 
> jar:file:/x1/jenkins/.ivy2/cache/org.apache.hadoop/hadoop-hdfs/tests/hadoop-hdfs-2.7.2-tests.jar!/webapps/datanode
>  to ./temp/Jetty_localhost_55265_datanode____.v9bv0o/webapp
>   [junit4]   2> 818789 INFO  (IPC Server handler 6 on 59517) [    ] 
> BlockStateChange BLOCK* processReport: from storage 
> DS-124aedd7-53e1-4abe-9593-1749020619f8 node 
> DatanodeRegistration(127.0.0.1:39806, 
> datanodeUuid=44048ab0-2317-4266-b18a-947e4bc5cd29, infoPort=51796, 
> infoSecurePort=0, ipcPort=39160, 
> storageInfo=lv=-56;cid=testClusterID;nsid=2101821981;c=0), blocks: 0, 
> hasStaleStorage: true, processing time: 0 msecs
>   [junit4]   2> 818789 INFO  (IPC Server handler 6 on 59517) [    ] 
> BlockStateChange BLOCK* processReport: from storage 
> DS-0427d4bd-1eeb-4af5-a408-0b312310f3bb node 
> DatanodeRegistration(127.0.0.1:39806, 
> datanodeUuid=44048ab0-2317-4266-b18a-947e4bc5cd29, infoPort=51796, 
> infoSecurePort=0, ipcPort=39160, 
> storageInfo=lv=-56;cid=testClusterID;nsid=2101821981;c=0), blocks: 0, 
> hasStaleStorage: false, processing time: 0 msecs
>   [junit4]   2> 819366 INFO  
> (SUITE-StressHdfsTest-seed#[66DE89DEA79A3E32]-worker) [    ] o.m.log Started 
> HttpServer2$SelectChannelConnectorWithSafeStartup@localhost:55265
>   [junit4]   2> 819712 INFO  (IPC Server handler 3 on 59517) [    ] 
> BlockStateChange BLOCK* processReport: from storage 
> DS-0a413b87-a6df-47f1-b731-f3928bdb7bd0 node 
> DatanodeRegistration(127.0.0.1:38537, 
> datanodeUuid=6109fe6a-418b-4810-8965-110624cd978c, infoPort=48162, 
> infoSecurePort=0, ipcPort=33212, 
> storageInfo=lv=-56;cid=testClusterID;nsid=2101821981;c=0), blocks: 0, 
> hasStaleStorage: true, processing time: 86 msecs
>   [junit4]   2> 819712 INFO  (IPC Server handler 3 on 59517) [    ] 
> BlockStateChange BLOCK* processReport: from storage 
> DS-394f120c-9225-45db-9d4d-a79e0357d0a0 node 
> DatanodeRegistration(127.0.0.1:38537, 
> datanodeUuid=6109fe6a-418b-4810-8965-110624cd978c, infoPort=48162, 
> infoSecurePort=0, ipcPort=33212, 
> storageInfo=lv=-56;cid=testClusterID;nsid=2101821981;c=0), blocks: 0, 
> hasStaleStorage: false, processing time: 0 msecs
>   [junit4]   2> 819976 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
>   [junit4]   2> 819977 INFO  (Thread-1303) [    ] o.a.s.c.ZkTestServer client 
> port:0.0.0.0/0.0.0.0:0
>   [junit4]   2> 819977 INFO  (Thread-1303) [    ] o.a.s.c.ZkTestServer 
> Starting server
>   [junit4]   2> 820180 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.ZkTestServer start zk server on port:43044
>   [junit4]   2> 820180 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient Using default ZkCredentialsProvider
>   [junit4]   2> 820189 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
>   [junit4]   2> 820201 INFO  (zkCallback-698-thread-1) [    ] 
> o.a.s.c.c.ConnectionManager Watcher 
> org.apache.solr.common.cloud.ConnectionManager@6ea7009c 
> name:ZooKeeperConnection Watcher:127.0.0.1:43044 got event WatchedEvent 
> state:SyncConnected type:None path:null path:null type:None
>   [junit4]   2> 820201 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
>   [junit4]   2> 820201 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient Using default ZkACLProvider
>   [junit4]   2> 820201 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /solr
>   [junit4]   2> 820210 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient Using default ZkCredentialsProvider
>   [junit4]   2> 820215 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
>   [junit4]   2> 820239 INFO  (zkCallback-699-thread-1) [    ] 
> o.a.s.c.c.ConnectionManager Watcher 
> org.apache.solr.common.cloud.ConnectionManager@1095833c 
> name:ZooKeeperConnection Watcher:127.0.0.1:43044/solr got event WatchedEvent 
> state:SyncConnected type:None path:null path:null type:None
>   [junit4]   2> 820241 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
>   [junit4]   2> 820241 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient Using default ZkACLProvider
>   [junit4]   2> 820241 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /collections/collection1
>   [junit4]   2> 820242 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /collections/collection1/shards
>   [junit4]   2> 820244 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /collections/control_collection
>   [junit4]   2> 820244 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /collections/control_collection/shards
>   [junit4]   2> 820250 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/solrconfig-tlog.xml
>  to /configs/conf1/solrconfig.xml
>   [junit4]   2> 820250 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/solrconfig.xml
>   [junit4]   2> 820252 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/schema.xml
>  to /configs/conf1/schema.xml
>   [junit4]   2> 820252 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/schema.xml
>   [junit4]   2> 820253 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/solrconfig.snippet.randomindexconfig.xml
>  to /configs/conf1/solrconfig.snippet.randomindexconfig.xml
>   [junit4]   2> 820253 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: 
> /configs/conf1/solrconfig.snippet.randomindexconfig.xml
>   [junit4]   2> 820255 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/stopwords.txt
>  to /configs/conf1/stopwords.txt
>   [junit4]   2> 820255 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/stopwords.txt
>   [junit4]   2> 820262 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/protwords.txt
>  to /configs/conf1/protwords.txt
>   [junit4]   2> 820262 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/protwords.txt
>   [junit4]   2> 820263 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/currency.xml
>  to /configs/conf1/currency.xml
>   [junit4]   2> 820263 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/currency.xml
>   [junit4]   2> 820264 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/core/src/test-files/solr/collection1/conf/enumsConfig.xml
>  to /configs/conf1/enumsConfig.xml
>   [junit4]   2> 820264 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.c.SolrZkClient makePath: /configs/conf1/enumsConfig.xml
>   [junit4]   2> 820270 INFO  
> (TEST-StressHdfsTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.a.s.c.AbstractZkTestCase put /x1/jenki
> 
> [...truncated too long message...]
> 
> ctory Closing directory, CoreContainer#isShutdown=true
>   [junit4]   2> 4696298 INFO  (coreCloseExecutor-5736-thread-1) [    
> x:collection1] o.a.s.c.CachingDirectoryFactory Closing directory: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/build/solr-core/test/J0/temp/solr.handler.component.DistributedFacetPivotLongTailTest_66DE89DEA79A3E32-001/tempDir-001/shard2/cores/collection1/data/index
>   [junit4]   2> 4696305 INFO  
> (TEST-DistributedFacetPivotLongTailTest.test-seed#[66DE89DEA79A3E32]) [    ] 
> o.e.j.s.h.ContextHandler Stopped 
> o.e.j.s.ServletContextHandler@17e66fe8{/_/d,null,UNAVAILABLE}
>   [junit4]   2> NOTE: download the large Jenkins line-docs file by running 
> 'ant get-jenkins-line-docs' in the lucene directory.
>   [junit4]   2> NOTE: reproduce with: ant test  
> -Dtestcase=DistributedFacetPivotLongTailTest -Dtests.method=test 
> -Dtests.seed=66DE89DEA79A3E32 -Dtests.multiplier=2 -Dtests.nightly=true 
> -Dtests.slow=true 
> -Dtests.linedocsfile=/home/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/test-data/enwiki.random.lines.txt
>  -Dtests.locale=cs -Dtests.timezone=Etc/GMT-6 -Dtests.asserts=true 
> -Dtests.file.encoding=US-ASCII
>   [junit4] ERROR    131s J0 | DistributedFacetPivotLongTailTest.test <<<
>   [junit4]    > Throwable #1: 
> org.apache.solr.client.solrj.SolrServerException: IOException occured when 
> talking to server at: https://127.0.0.1:46729/_/d/collection1
>   [junit4]    >       at 
> __randomizedtesting.SeedInfo.seed([66DE89DEA79A3E32:EE8AB604096653CA]:0)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:622)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:261)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:250)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:149)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:173)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:138)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:152)
>   [junit4]    >       at 
> org.apache.solr.handler.component.DistributedFacetPivotLongTailTest.test(DistributedFacetPivotLongTailTest.java:71)
>   [junit4]    >       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:985)
>   [junit4]    >       at 
> org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:960)
>   [junit4]    >       at java.lang.Thread.run(Thread.java:745)
>   [junit4]    > Caused by: org.apache.http.conn.ConnectTimeoutException: 
> Connect to 127.0.0.1:46729 [/127.0.0.1] failed: Read timed out
>   [junit4]    >       at 
> org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:143)
>   [junit4]    >       at 
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
>   [junit4]    >       at 
> org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
>   [junit4]    >       at 
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
>   [junit4]    >       at 
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
>   [junit4]    >       at 
> org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
>   [junit4]    >       at 
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
>   [junit4]    >       at 
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>   [junit4]    >       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
>   [junit4]    >       at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
>   [junit4]    >       at 
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
>   [junit4]    >       ... 48 more
>   [junit4]    > Caused by: java.net.SocketTimeoutException: Read timed out
>   [junit4]    >       at java.net.SocketInputStream.socketRead0(Native Method)
>   [junit4]    >       at 
> java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
>   [junit4]    >       at 
> java.net.SocketInputStream.read(SocketInputStream.java:170)
>   [junit4]    >       at 
> java.net.SocketInputStream.read(SocketInputStream.java:141)
>   [junit4]    >       at 
> sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
>   [junit4]    >       at 
> sun.security.ssl.InputRecord.read(InputRecord.java:503)
>   [junit4]    >       at 
> sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:973)
>   [junit4]    >       at 
> sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1375)
>   [junit4]    >       at 
> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1403)
>   [junit4]    >       at 
> sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1387)
>   [junit4]    >       at 
> org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394)
>   [junit4]    >       at 
> org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353)
>   [junit4]    >       at 
> org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134)
>   [junit4]    >       ... 58 more
>   [junit4]   2> 4696316 INFO  
> (SUITE-DistributedFacetPivotLongTailTest-seed#[66DE89DEA79A3E32]-worker) [    
> ] o.a.s.SolrTestCaseJ4 ###deleteCore
>   [junit4]   2> NOTE: leaving temporary files on disk at: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/build/solr-core/test/J0/temp/solr.handler.component.DistributedFacetPivotLongTailTest_66DE89DEA79A3E32-001
>   [junit4]   2> NOTE: test params are: codec=Lucene62, sim=ClassicSimilarity, 
> locale=cs, timezone=Etc/GMT-6
>   [junit4]   2> NOTE: Linux 3.13.0-85-generic amd64/Oracle Corporation 
> 1.8.0_102 (64-bit)/cpus=4,threads=1,free=251613816,total=477626368
>   [junit4]   2> NOTE: All tests run in this JVM: 
> [OverseerModifyCollectionTest, RequiredFieldsTest, 
> DistributedDebugComponentTest, TestMissingGroups, TestIBSimilarityFactory, 
> CdcrBootstrapTest, TestManagedSynonymFilterFactory, 
> LeaderInitiatedRecoveryOnShardRestartTest, TestSubQueryTransformerCrossCore, 
> TestOnReconnectListenerSupport, ZkStateReaderTest, 
> TestSolrQueryParserResource, ResourceLoaderTest, TestConfigSetImmutable, 
> TestSolr4Spatial, TestFreeTextSuggestions, TestReplicationHandlerBackup, 
> ReturnFieldsTest, TestClassicSimilarityFactory, HdfsThreadLeakTest, 
> SharedFSAutoReplicaFailoverUtilsTest, TestCSVLoader, 
> LeaderElectionIntegrationTest, ZkNodePropsTest, TestRemoteStreaming, 
> TestSchemaManager, EnumFieldTest, BasicZkTest, DirectoryFactoryTest, 
> RemoteQueryErrorTest, SOLR749Test, TestLMDirichletSimilarityFactory, 
> TestStressUserVersions, TestFieldCacheSortRandom, TestDistribDocBasedVersion, 
> ChangedSchemaMergeTest, RuleEngineTest, TestPhraseSuggestions, 
> TestCloudPseudoReturnFields, TestReplicationHandler, 
> DisMaxRequestHandlerTest, TestLegacyFieldCache, 
> TestComplexPhraseQParserPlugin, BasicDistributedZkTest, TestLRUCache, 
> TestDistributedSearch, RestartWhileUpdatingTest, TestMergePolicyConfig, 
> TestRebalanceLeaders, TestInitParams, CacheHeaderTest, BitVectorTest, 
> TestArbitraryIndexDir, TestCloudDeleteByQuery, 
> PathHierarchyTokenizerFactoryTest, TestSchemaNameResource, TestOrdValues, 
> DistributedFacetPivotLargeTest, BlockJoinFacetDistribTest, TestFaceting, 
> SynonymTokenizerTest, SpatialHeatmapFacetsTest, TestMiniSolrCloudClusterBase, 
> OutOfBoxZkACLAndCredentialsProvidersTest, QueryEqualityTest, IndexSchemaTest, 
> TestBadConfig, TestAddFieldRealTimeGet, BlockDirectoryTest, 
> DefaultValueUpdateProcessorTest, TestCollationFieldDocValues, 
> TestFoldingMultitermQuery, TestBlobHandler, SolrCloudExampleTest, 
> DistributedSpellCheckComponentTest, ConnectionReuseTest, 
> PingRequestHandlerTest, DocumentAnalysisRequestHandlerTest, 
> AddSchemaFieldsUpdateProcessorFactoryTest, 
> HdfsCollectionsAPIDistributedZkTest, TestRTGBase, 
> CloneFieldUpdateProcessorFactoryTest, TestSizeLimitedDistributedMap, 
> TestLuceneMatchVersion, TestRawResponseWriter, 
> SignatureUpdateProcessorFactoryTest, TestXmlQParserPlugin, 
> TestComponentsName, TestSQLHandler, HdfsLockFactoryTest, 
> TestIntervalFaceting, TestCloudManagedSchema, 
> TestDynamicFieldCollectionResource, TestSortingResponseWriter, 
> TestHighlightDedupGrouping, UUIDFieldTest, ConnectionManagerTest, 
> AnalysisAfterCoreReloadTest, TestSchemaVersionResource, JSONWriterTest, 
> TestUninvertingReader, TermVectorComponentDistributedTest, 
> TestGroupingSearch, SimpleCollectionCreateDeleteTest, 
> DistributedFacetPivotLongTailTest]
>   [junit4] Completed [632/633 (5!)] on J0 in 130.67s, 1 test, 1 error <<< 
> FAILURES!
> 
> [...truncated 1 lines...]
>   [junit4] JVM J0: stdout was not empty, see: 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/solr/build/solr-core/test/temp/junit4-J0-20160907_083928_132.sysout
>   [junit4] >>> JVM J0 emitted unexpected output (verbatim) ----
>   [junit4] java.lang.OutOfMemoryError: GC overhead limit exceeded
>   [junit4] Dumping heap to 
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/heapdumps/java_pid30315.hprof
>  ...
>   [junit4] Heap dump file created [707246725 bytes in 19.813 secs]
>   [junit4] <<< JVM J0: EOF ----
> 
> [...truncated 11039 lines...]
> BUILD FAILED
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/build.xml:771:
>  The following error occurred while executing this line:
> /x1/jenkins/jenkins-slave/workspace/Lucene-Solr-NightlyTests-master/checkout/build.xml:715:
>  Some of the tests produced a heap dump, but did not fail. Maybe a suppressed 
> OutOfMemoryError? Dumps created:
> * java_pid30315.hprof
> 
> Total time: 367 minutes 35 seconds
> Build step 'Invoke Ant' marked build as failure
> Archiving artifacts
> Recording test results
> Email was triggered for: Failure - Any
> Sending email for trigger: Failure - Any
> 
> 
> 
> 
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