Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/29286/
Java: 64bit/jdk-11.0.6 -XX:+UseCompressedOops -XX:+UseG1GC

4 tests failed.
FAILED:  
org.apache.solr.cloud.api.collections.SimpleCollectionCreateDeleteTest.testDeleteDoesNotDeleteSharedAutocreatedConfigSet

Error Message:
org.apache.solr.cloud.ZkController$NotInClusterStateException: Number of 
replicas in the state does not match what we set:0 vs 1

Stack Trace:
org.apache.solr.cloud.ZkController$NotInClusterStateException: Number of 
replicas in the state does not match what we set:0 vs 1
        at 
__randomizedtesting.SeedInfo.seed([61DA96A5CA8176FD:165BF93FE19CABFA]:0)
        at 
org.apache.solr.cloud.AbstractFullDistribZkTestBase.waitForActiveReplicaCount(AbstractFullDistribZkTestBase.java:624)
        at 
org.apache.solr.cloud.AbstractFullDistribZkTestBase.createJettys(AbstractFullDistribZkTestBase.java:563)
        at 
org.apache.solr.cloud.AbstractFullDistribZkTestBase.createServers(AbstractFullDistribZkTestBase.java:360)
        at 
org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:1088)
        at 
org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:1061)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:44)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:819)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:470)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:951)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:836)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:887)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:898)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        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 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:51)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:826)
        at java.base/java.lang.Thread.run(Thread.java:834)


FAILED:  
org.apache.solr.cloud.api.collections.SimpleCollectionCreateDeleteTest.classMethod

Error Message:
com.carrotsearch.randomizedtesting.ThreadLeakError: 18 threads leaked from 
SUITE scope at 
org.apache.solr.cloud.api.collections.SimpleCollectionCreateDeleteTest: 
   1) Thread[id=7539, name=SolrRrdBackendFactory-3824-thread-2, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   2) Thread[id=7500, name=qtp1432592101-7500, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   3) Thread[id=7503, name=qtp1432592101-7503, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   4) Thread[id=7506, name=qtp1432592101-7506, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   5) Thread[id=7525, name=SolrRrdBackendFactory-3824-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   6) Thread[id=7505, name=qtp1432592101-7505, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   7) Thread[id=7526, name=MetricsHistoryHandler-3825-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   8) Thread[id=7527, name=Thread-2394, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/java.lang.Object.wait(Native Method)
        at [email protected]/java.lang.Object.wait(Object.java:328)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:2256)
   9) Thread[id=7507, name=Session-HouseKeeper-60bd5604-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  10) Thread[id=7504, name=qtp1432592101-7504, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  11) Thread[id=7538, name=qtp1432592101-7538, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  12) Thread[id=7508, 
name=qtp1432592101-7508-acceptor-0@f8809f5-ServerConnector@2580211f{ssl, (ssl, 
alpn, http/1.1, h2)}{127.0.0.1:43837}, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:885)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:917)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1240)
        at 
[email protected]/java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:267)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:275)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  13) Thread[id=7501, name=qtp1432592101-7501, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  14) Thread[id=7537, name=Connector-Scheduler-2580211f-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  15) Thread[id=7502, name=qtp1432592101-7502, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  16) Thread[id=7536, name=qtp1432592101-7536, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  17) Thread[id=7509, 
name=qtp1432592101-7509-acceptor-1@1c414b43-ServerConnector@2580211f{ssl, (ssl, 
alpn, http/1.1, h2)}{127.0.0.1:43837}, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.ServerSocketChannelImpl.accept0(Native 
Method)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:533)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:285)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  18) Thread[id=7499, name=qtp1432592101-7499, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 18 threads leaked from 
SUITE scope at 
org.apache.solr.cloud.api.collections.SimpleCollectionCreateDeleteTest: 
   1) Thread[id=7539, name=SolrRrdBackendFactory-3824-thread-2, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   2) Thread[id=7500, name=qtp1432592101-7500, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   3) Thread[id=7503, name=qtp1432592101-7503, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   4) Thread[id=7506, name=qtp1432592101-7506, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   5) Thread[id=7525, name=SolrRrdBackendFactory-3824-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   6) Thread[id=7505, name=qtp1432592101-7505, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   7) Thread[id=7526, name=MetricsHistoryHandler-3825-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   8) Thread[id=7527, name=Thread-2394, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/java.lang.Object.wait(Native Method)
        at [email protected]/java.lang.Object.wait(Object.java:328)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:2256)
   9) Thread[id=7507, name=Session-HouseKeeper-60bd5604-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  10) Thread[id=7504, name=qtp1432592101-7504, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  11) Thread[id=7538, name=qtp1432592101-7538, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  12) Thread[id=7508, 
name=qtp1432592101-7508-acceptor-0@f8809f5-ServerConnector@2580211f{ssl, (ssl, 
alpn, http/1.1, h2)}{127.0.0.1:43837}, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:885)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:917)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1240)
        at 
[email protected]/java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:267)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:275)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  13) Thread[id=7501, name=qtp1432592101-7501, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  14) Thread[id=7537, name=Connector-Scheduler-2580211f-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  15) Thread[id=7502, name=qtp1432592101-7502, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  16) Thread[id=7536, name=qtp1432592101-7536, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  17) Thread[id=7509, 
name=qtp1432592101-7509-acceptor-1@1c414b43-ServerConnector@2580211f{ssl, (ssl, 
alpn, http/1.1, h2)}{127.0.0.1:43837}, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.ServerSocketChannelImpl.accept0(Native 
Method)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:533)
        at 
[email protected]/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:285)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  18) Thread[id=7499, name=qtp1432592101-7499, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
        at __randomizedtesting.SeedInfo.seed([61DA96A5CA8176FD]:0)


FAILED:  
org.apache.solr.cloud.api.collections.SimpleCollectionCreateDeleteTest.classMethod

Error Message:
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie 
threads that couldn't be terminated:
   1) Thread[id=7504, name=qtp1432592101-7504, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   2) Thread[id=7539, name=SolrRrdBackendFactory-3824-thread-2, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   3) Thread[id=7538, name=qtp1432592101-7538, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   4) Thread[id=7500, name=qtp1432592101-7500, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   5) Thread[id=7508, name=qtp1432592101-7508, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   6) Thread[id=7503, name=qtp1432592101-7503, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   7) Thread[id=7501, name=qtp1432592101-7501, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   8) Thread[id=7506, name=qtp1432592101-7506, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   9) Thread[id=7537, name=Connector-Scheduler-2580211f-1, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1170)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  10) Thread[id=7502, name=qtp1432592101-7502, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  11) Thread[id=7525, name=SolrRrdBackendFactory-3824-thread-1, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  12) Thread[id=7536, name=qtp1432592101-7536, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  13) Thread[id=7509, name=qtp1432592101-7509, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  14) Thread[id=7505, name=qtp1432592101-7505, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  15) Thread[id=7499, name=qtp1432592101-7499, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  16) Thread[id=7526, name=MetricsHistoryHandler-3825-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  17) Thread[id=7527, name=Thread-2394, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/java.lang.Object.wait(Native Method)
        at [email protected]/java.lang.Object.wait(Object.java:328)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:2256)
  18) Thread[id=7507, name=Session-HouseKeeper-60bd5604-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie 
threads that couldn't be terminated:
   1) Thread[id=7504, name=qtp1432592101-7504, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   2) Thread[id=7539, name=SolrRrdBackendFactory-3824-thread-2, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   3) Thread[id=7538, name=qtp1432592101-7538, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   4) Thread[id=7500, name=qtp1432592101-7500, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   5) Thread[id=7508, name=qtp1432592101-7508, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   6) Thread[id=7503, name=qtp1432592101-7503, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   7) Thread[id=7501, name=qtp1432592101-7501, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   8) Thread[id=7506, name=qtp1432592101-7506, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
   9) Thread[id=7537, name=Connector-Scheduler-2580211f-1, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1170)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  10) Thread[id=7502, name=qtp1432592101-7502, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  11) Thread[id=7525, name=SolrRrdBackendFactory-3824-thread-1, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  12) Thread[id=7536, name=qtp1432592101-7536, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  13) Thread[id=7509, name=qtp1432592101-7509, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:842)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:892)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  14) Thread[id=7505, name=qtp1432592101-7505, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  15) Thread[id=7499, name=qtp1432592101-7499, state=RUNNABLE, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/sun.nio.ch.EPoll.wait(Native Method)
        at 
[email protected]/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
[email protected]/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at 
[email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:149)
        at 
app//org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:156)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:572)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:509)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$238/0x0000000100430040.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  16) Thread[id=7526, name=MetricsHistoryHandler-3825-thread-1, 
state=TIMED_WAITING, group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
  17) Thread[id=7527, name=Thread-2394, state=WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/java.lang.Object.wait(Native Method)
        at [email protected]/java.lang.Object.wait(Object.java:328)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:2256)
  18) Thread[id=7507, name=Session-HouseKeeper-60bd5604-1, state=TIMED_WAITING, 
group=TGRP-SimpleCollectionCreateDeleteTest]
        at [email protected]/jdk.internal.misc.Unsafe.park(Native Method)
        at 
[email protected]/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
[email protected]/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
[email protected]/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at [email protected]/java.lang.Thread.run(Thread.java:834)
        at __randomizedtesting.SeedInfo.seed([61DA96A5CA8176FD]:0)


FAILED:  org.apache.solr.cluster.events.ClusterEventProducerTest.testEvents

Error Message:
java.lang.AssertionError: Timed out waiting for expected event NODES_DOWN

Stack Trace:
java.lang.AssertionError: Timed out waiting for expected event NODES_DOWN
        at 
__randomizedtesting.SeedInfo.seed([61DA96A5CA8176FD:A2BD1F1BEED9D4AD]:0)
        at org.junit.Assert.fail(Assert.java:89)
        at 
org.apache.solr.cluster.events.AllEventsListener.waitForExpectedEvent(AllEventsListener.java:54)
        at 
org.apache.solr.cluster.events.ClusterEventProducerTest.testEvents(ClusterEventProducerTest.java:125)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:566)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1754)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:942)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:978)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:992)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:44)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:819)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:470)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:951)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:836)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:887)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:898)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        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 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:51)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:826)
        at java.base/java.lang.Thread.run(Thread.java:834)
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