[JENKINS] Lucene-Solr-master-Linux (64bit/jdk-9) - Build # 20762 - Still Unstable!

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Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/20762/
Java: 64bit/jdk-9 -XX:+UseCompressedOops -XX:+UseParallelGC 
--illegal-access=deny

5 tests failed.
FAILED:  junit.framework.TestSuite.org.apache.solr.handler.TestConfigReload

Error Message:
42 threads leaked from SUITE scope at org.apache.solr.handler.TestConfigReload: 
    1) Thread[id=2171, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-SendThread(127.0.0.1:37391),
 state=TIMED_WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.cleanup(ClientCnxnSocketNIO.java:230)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1246)   
      at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1170)    2) 
Thread[id=2154, name=qtp617825379-2154, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    3) 
Thread[id=2156, name=qtp617825379-2156, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
         at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         
at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    4) 
Thread[id=2227, name=zkCallback-311-thread-8, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    5) 
Thread[id=2229, name=zkCallback-317-thread-5, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    6) 
Thread[id=2180, name=searcherExecutor-1146-thread-1, state=WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)   
      at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    7) 
Thread[id=2189, name=qtp1480872117-2189, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    8) 
Thread[id=2190, name=qtp1480872117-2190, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    9) 
Thread[id=2200, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-SendThread(127.0.0.1:37391),
 state=TIMED_WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)   10) 
Thread[id=2159, name=qtp617825379-2159, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   11) 
Thread[id=2183, name=qtp1480872117-2183, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   12) 
Thread[id=2174, name=Thread-468, state=WAITING, group=TGRP-TestConfigReload]    
     at java.base@9/java.lang.Object.wait(Native Method)         at 
java.base@9/java.lang.Object.wait(Object.java:516)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1684)   13) 
Thread[id=2162, 
name=org.eclipse.jetty.server.session.HashSessionManager@750a6be8Timer, 
state=TIMED_WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   14) 
Thread[id=2167, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   15) 
Thread[id=2187, 
name=qtp1480872117-2187-acceptor-0@621c9d1-ServerConnector@2a9afed9{HTTP/1.1,[http/1.1]}{127.0.0.1:34195},
 state=RUNNABLE, group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         
at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:424)
         at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:252)
         at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)  
       at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   16) 
Thread[id=2228, name=zkCallback-317-thread-4, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   17) 
Thread[id=2166, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   18) 
Thread[id=2186, name=qtp1480872117-2186, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
         at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         
at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   19) 
Thread[id=2223, name=zkCallback-311-thread-4, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   20) 
Thread[id=2182, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   21) 
Thread[id=2203, name=Thread-477, state=WAITING, group=TGRP-TestConfigReload]    
     at java.base@9/java.lang.Object.wait(Native Method)         at 
java.base@9/java.lang.Object.wait(Object.java:516)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1684)   22) 
Thread[id=2221, name=zkCallback-311-thread-3, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.retryDelay(ZkCmdExecutor.java:111)
         at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:70)
         at 
app//org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:308)    
     at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:93)
         at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
         at 
app//org.apache.solr.cloud.DistributedMap.<init>(DistributedMap.java:46)        
 at 
app//org.apache.solr.cloud.SizeLimitedDistributedMap.<init>(SizeLimitedDistributedMap.java:38)
         at 
app//org.apache.solr.cloud.Overseer.getFailureMap(Overseer.java:683)         at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.<init>(Overseer.java:109)
         at app//org.apache.solr.cloud.Overseer.start(Overseer.java:518)        
 at 
app//org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:799)
         at 
app//org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
         at 
app//org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
         at 
app//org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:56)      
   at 
app//org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:348)
         at 
app//org.apache.solr.common.cloud.SolrZkClient$1.lambda$process$0(SolrZkClient.java:262)
         at 
app//org.apache.solr.common.cloud.SolrZkClient$1$$Lambda$362/1020409904.run(Unknown
 Source)         at 
java.base@9/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
         at 
java.base@9/java.util.concurrent.FutureTask.run(FutureTask.java:264)         at 
app//org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
         at 
app//org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor$$Lambda$229/2008398729.run(Unknown
 Source)         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   23) 
Thread[id=2155, name=qtp617825379-2155, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   24) 
Thread[id=2195, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   25) 
Thread[id=2160, name=qtp617825379-2160, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   26) 
Thread[id=2191, 
name=org.eclipse.jetty.server.session.HashSessionManager@1c518a73Timer, 
state=TIMED_WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   27) 
Thread[id=2177, name=Scheduler-1366567303, state=WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)   
      at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1119)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   28) 
Thread[id=2196, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   29) 
Thread[id=2184, name=qtp1480872117-2184, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.solr.cloud.ZkController.waitForShardId(ZkController.java:1561)  
       at 
app//org.apache.solr.cloud.ZkController.doGetShardIdAndNodeNameProcess(ZkController.java:1512)
         at 
app//org.apache.solr.cloud.ZkController.preRegister(ZkController.java:1621)     
    at 
app//org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1033)
         at 
app//org.apache.solr.core.CoreContainer.create(CoreContainer.java:952)         
at 
app//org.apache.solr.handler.admin.CoreAdminOperation.lambda$static$0(CoreAdminOperation.java:91)
         at 
app//org.apache.solr.handler.admin.CoreAdminOperation$$Lambda$194/132644734.execute(Unknown
 Source)         at 
app//org.apache.solr.handler.admin.CoreAdminOperation.execute(CoreAdminOperation.java:384)
         at 
app//org.apache.solr.handler.admin.CoreAdminHandler$CallInfo.call(CoreAdminHandler.java:389)
         at 
app//org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:174)
         at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:177)
         at 
app//org.apache.solr.servlet.HttpSolrCall.handleAdmin(HttpSolrCall.java:735)    
     at 
app//org.apache.solr.servlet.HttpSolrCall.handleAdminRequest(HttpSolrCall.java:716)
         at 
app//org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:497)         
at 
app//org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:382)
         at 
app//org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:326)
         at 
app//org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)
         at 
app//org.apache.solr.client.solrj.embedded.JettySolrRunner$DebugFilter.doFilter(JettySolrRunner.java:139)
         at 
app//org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)
         at 
app//org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582) 
        at 
app//org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:224)
         at 
app//org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)
         at 
app//org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)  
       at 
app//org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
         at 
app//org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)
         at 
app//org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
         at 
app//org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:426)
         at 
app//org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
         at app//org.eclipse.jetty.server.Server.handle(Server.java:534)        
 at app//org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320)      
   at 
app//org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)
         at 
app//org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)
         at 
app//org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)         
at 
app//org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
         at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         
at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   30) 
Thread[id=2230, name=zkCallback-317-thread-6, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   31) 
Thread[id=2205, name=Scheduler-1812090399, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
         at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   32) 
Thread[id=2225, name=zkCallback-311-thread-6, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   33) 
Thread[id=2157, name=qtp617825379-2157, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
         at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         
at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   34) 
Thread[id=2161, name=qtp617825379-2161, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   35) 
Thread[id=2172, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-EventThread, 
state=WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)   
      at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   36) 
Thread[id=2158, 
name=qtp617825379-2158-acceptor-0@e509408-ServerConnector@45f9f634{HTTP/1.1,[http/1.1]}{127.0.0.1:45727},
 state=RUNNABLE, group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         
at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:424)
         at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:252)
         at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)  
       at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   37) 
Thread[id=2231, name=zkCallback-317-thread-7, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   38) 
Thread[id=2216, name=qtp1480872117-2216, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   39) 
Thread[id=2188, name=qtp1480872117-2188, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   40) 
Thread[id=2201, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-EventThread, 
state=WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)   
      at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   41) 
Thread[id=2224, name=zkCallback-311-thread-5, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)   42) 
Thread[id=2226, name=zkCallback-311-thread-7, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 42 threads leaked from 
SUITE scope at org.apache.solr.handler.TestConfigReload: 
   1) Thread[id=2171, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-SendThread(127.0.0.1:37391),
 state=TIMED_WAITING, group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.cleanup(ClientCnxnSocketNIO.java:230)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.cleanup(ClientCnxn.java:1246)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1170)
   2) Thread[id=2154, name=qtp617825379-2154, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   3) Thread[id=2156, name=qtp617825379-2156, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
        at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   4) Thread[id=2227, name=zkCallback-311-thread-8, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   5) Thread[id=2229, name=zkCallback-317-thread-5, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   6) Thread[id=2180, name=searcherExecutor-1146-thread-1, state=WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   7) Thread[id=2189, name=qtp1480872117-2189, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   8) Thread[id=2190, name=qtp1480872117-2190, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
   9) Thread[id=2200, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-SendThread(127.0.0.1:37391),
 state=TIMED_WAITING, group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)
  10) Thread[id=2159, name=qtp617825379-2159, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  11) Thread[id=2183, name=qtp1480872117-2183, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  12) Thread[id=2174, name=Thread-468, state=WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Object.wait(Native Method)
        at java.base@9/java.lang.Object.wait(Object.java:516)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1684)
  13) Thread[id=2162, 
name=org.eclipse.jetty.server.session.HashSessionManager@750a6be8Timer, 
state=TIMED_WAITING, group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  14) Thread[id=2167, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  15) Thread[id=2187, 
name=qtp1480872117-2187-acceptor-0@621c9d1-ServerConnector@2a9afed9{HTTP/1.1,[http/1.1]}{127.0.0.1:34195},
 state=RUNNABLE, group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:424)
        at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:252)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  16) Thread[id=2228, name=zkCallback-317-thread-4, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  17) Thread[id=2166, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  18) Thread[id=2186, name=qtp1480872117-2186, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
        at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  19) Thread[id=2223, name=zkCallback-311-thread-4, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  20) Thread[id=2182, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  21) Thread[id=2203, name=Thread-477, state=WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Object.wait(Native Method)
        at java.base@9/java.lang.Object.wait(Object.java:516)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1684)
  22) Thread[id=2221, name=zkCallback-311-thread-3, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.retryDelay(ZkCmdExecutor.java:111)
        at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:70)
        at 
app//org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:308)
        at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:93)
        at 
app//org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
        at 
app//org.apache.solr.cloud.DistributedMap.<init>(DistributedMap.java:46)
        at 
app//org.apache.solr.cloud.SizeLimitedDistributedMap.<init>(SizeLimitedDistributedMap.java:38)
        at app//org.apache.solr.cloud.Overseer.getFailureMap(Overseer.java:683)
        at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.<init>(Overseer.java:109)
        at app//org.apache.solr.cloud.Overseer.start(Overseer.java:518)
        at 
app//org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:799)
        at 
app//org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
        at 
app//org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
        at 
app//org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:56)
        at 
app//org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:348)
        at 
app//org.apache.solr.common.cloud.SolrZkClient$1.lambda$process$0(SolrZkClient.java:262)
        at 
app//org.apache.solr.common.cloud.SolrZkClient$1$$Lambda$362/1020409904.run(Unknown
 Source)
        at 
java.base@9/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
        at java.base@9/java.util.concurrent.FutureTask.run(FutureTask.java:264)
        at 
app//org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
        at 
app//org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor$$Lambda$229/2008398729.run(Unknown
 Source)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  23) Thread[id=2155, name=qtp617825379-2155, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  24) Thread[id=2195, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  25) Thread[id=2160, name=qtp617825379-2160, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  26) Thread[id=2191, 
name=org.eclipse.jetty.server.session.HashSessionManager@1c518a73Timer, 
state=TIMED_WAITING, group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  27) Thread[id=2177, name=Scheduler-1366567303, state=WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1119)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  28) Thread[id=2196, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  29) Thread[id=2184, name=qtp1480872117-2184, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.solr.cloud.ZkController.waitForShardId(ZkController.java:1561)
        at 
app//org.apache.solr.cloud.ZkController.doGetShardIdAndNodeNameProcess(ZkController.java:1512)
        at 
app//org.apache.solr.cloud.ZkController.preRegister(ZkController.java:1621)
        at 
app//org.apache.solr.core.CoreContainer.createFromDescriptor(CoreContainer.java:1033)
        at 
app//org.apache.solr.core.CoreContainer.create(CoreContainer.java:952)
        at 
app//org.apache.solr.handler.admin.CoreAdminOperation.lambda$static$0(CoreAdminOperation.java:91)
        at 
app//org.apache.solr.handler.admin.CoreAdminOperation$$Lambda$194/132644734.execute(Unknown
 Source)
        at 
app//org.apache.solr.handler.admin.CoreAdminOperation.execute(CoreAdminOperation.java:384)
        at 
app//org.apache.solr.handler.admin.CoreAdminHandler$CallInfo.call(CoreAdminHandler.java:389)
        at 
app//org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:174)
        at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:177)
        at 
app//org.apache.solr.servlet.HttpSolrCall.handleAdmin(HttpSolrCall.java:735)
        at 
app//org.apache.solr.servlet.HttpSolrCall.handleAdminRequest(HttpSolrCall.java:716)
        at app//org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:497)
        at 
app//org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:382)
        at 
app//org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:326)
        at 
app//org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)
        at 
app//org.apache.solr.client.solrj.embedded.JettySolrRunner$DebugFilter.doFilter(JettySolrRunner.java:139)
        at 
app//org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)
        at 
app//org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582)
        at 
app//org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:224)
        at 
app//org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)
        at 
app//org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)
        at 
app//org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
        at 
app//org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)
        at 
app//org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
        at 
app//org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:426)
        at 
app//org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
        at app//org.eclipse.jetty.server.Server.handle(Server.java:534)
        at 
app//org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320)
        at 
app//org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)
        at 
app//org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)
        at 
app//org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)
        at 
app//org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
        at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  30) Thread[id=2230, name=zkCallback-317-thread-6, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  31) Thread[id=2205, name=Scheduler-1812090399, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1131)
        at 
java.base@9/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:848)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  32) Thread[id=2225, name=zkCallback-311-thread-6, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  33) Thread[id=2157, name=qtp617825379-2157, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
        at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  34) Thread[id=2161, name=qtp617825379-2161, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  35) Thread[id=2172, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-EventThread, 
state=WAITING, group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  36) Thread[id=2158, 
name=qtp617825379-2158-acceptor-0@e509408-ServerConnector@45f9f634{HTTP/1.1,[http/1.1]}{127.0.0.1:45727},
 state=RUNNABLE, group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:424)
        at 
java.base@9/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:252)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  37) Thread[id=2231, name=zkCallback-317-thread-7, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  38) Thread[id=2216, name=qtp1480872117-2216, state=RUNNABLE, 
group=TGRP-TestConfigReload]
        at java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  39) Thread[id=2188, name=qtp1480872117-2188, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:563)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  40) Thread[id=2201, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-EventThread, 
state=WAITING, group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  41) Thread[id=2224, name=zkCallback-311-thread-5, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
  42) Thread[id=2226, name=zkCallback-311-thread-7, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]
        at java.base@9/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
        at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.base@9/java.lang.Thread.run(Thread.java:844)
        at __randomizedtesting.SeedInfo.seed([C77F29557B8E3B6D]:0)


FAILED:  junit.framework.TestSuite.org.apache.solr.handler.TestConfigReload

Error Message:
There are still zombie threads that couldn't be terminated:    1) 
Thread[id=2171, 
name=TEST-TestConfigReload.test-seed#[C77F29557B8E3B6D]-SendThread(127.0.0.1:37391),
 state=TIMED_WAITING, group=TGRP-TestConfigReload]         at 
java.base@9/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)    2) 
Thread[id=2156, name=qtp617825379-2156, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)       
  at 
java.base@9/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)    
     at 
java.base@9/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)       
  at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         
at java.base@9/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
         at 
app//org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
         at 
app//org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         
at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    3) 
Thread[id=2227, name=zkCallback-311-thread-8, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    4) 
Thread[id=2229, name=zkCallback-317-thread-5, state=TIMED_WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1091)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    5) 
Thread[id=2180, name=searcherExecutor-1146-thread-1, state=WAITING, 
group=TGRP-TestConfigReload]         at 
java.base@9/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)   
      at 
java.base@9/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1092)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
         at 
java.base@9/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
         at java.base@9/java.lang.Thread.run(Thread.java:844)    6) 
Thread[id=2190, name=qtp1480872117-2190, state=RUNNABLE, 
group=TGRP-TestConfigReload]         at 
java.base@9/sun.nio.ch.IOUtil.drain(Native Method)         at java

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

n&fl=*,score&rows=100&wt=xml} hits=6 status=0 QTime=0
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o.a.s.c.S.Request [collection1]  webapp=null path=null 
params={q={!func}if(eq(age_i,30),5,2)&indent=on&fl=*,score&rows=100&wt=xml} 
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o.a.s.c.S.Request [collection1]  webapp=null path=null 
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hits=6 status=0 QTime=0
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o.a.s.SolrTestCaseJ4 ###Ending testNumericComparisons
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 [    ] o.a.s.SolrTestCaseJ4 ###Starting testExternalFileFieldNumericKey
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(TEST-TestFunctionQuery.testExternalFileFieldNumericKey-seed#[C77F29557B8E3B6D])
 [    ] o.a.s.u.p.LogUpdateProcessorFactory [collection1]  webapp=null 
path=null params={}{add=[991]} 0 0
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 [    ] o.a.s.u.p.LogUpdateProcessorFactory [collection1]  webapp=null 
path=null params={}{add=[992]} 0 0
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path=null params={}{add=[993]} 0 0
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 [    ] o.a.s.u.DirectUpdateHandler2 start 
commit{,optimize=false,openSearcher=true,waitSearcher=true,expungeDeletes=false,softCommit=false,prepareCommit=false}
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 [    ] o.a.s.u.SolrIndexWriter Calling setCommitData with 
IW:org.apache.solr.update.SolrIndexWriter@1e77ca87 commitCommandVersion:0
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 [    ] o.a.s.s.SolrIndexSearcher Opening [Searcher@659bc5f3[collection1] main]
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 [    ] o.a.s.u.DirectUpdateHandler2 end_commit_flush
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o.a.s.c.SolrCore [collection1] Registered new searcher 
Searcher@659bc5f3[collection1] 
main{ExitableDirectoryReader(UninvertingDirectoryReader(Uninverting(_11(8.0.0):C2/1:delGen=1)
 Uninverting(_12(8.0.0):C2) Uninverting(_13(8.0.0):C3/2:delGen=2) 
Uninverting(_15(8.0.0):C2) Uninverting(_16(8.0.0):C3)))}
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 [    ] o.a.s.u.p.LogUpdateProcessorFactory [collection1]  webapp=null 
path=null params={}{commit=} 0 2
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(TEST-TestFunctionQuery.testExternalFileFieldNumericKey-seed#[C77F29557B8E3B6D])
 [    ] o.a.s.s.f.FileFloatSource Error loading external value source + 
fileName + org.apache.solr.common.SolrException: Invalid Number: 
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(TEST-TestFunctionQuery.testExternalFileFieldNumericKey-seed#[C77F29557B8E3B6D])
 [    ] o.a.s.s.f.FileFloatSource Loaded external value source external_eff_trie
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 [    ] o.a.s.c.S.Request [collection1]  webapp=null path=null 
params={q={!func}eff_trie&indent=on&fl=*,score&rows=100&wt=xml} hits=9 status=0 
QTime=0
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(TEST-TestFunctionQuery.testExternalFileFieldNumericKey-seed#[C77F29557B8E3B6D])
 [    ] o.a.s.SolrTestCaseJ4 ###Ending testExternalFileFieldNumericKey
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o.a.s.SolrTestCaseJ4 ###deleteCore
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o.a.s.c.CoreContainer Shutting down CoreContainer instance=339075121
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o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.node, 
tag=null
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o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@61fc5bd1: rootName = null, 
domain = solr.node, service url = null, agent id = null] for registry solr.node 
/ com.codahale.metrics.MetricRegistry@425cbe40
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o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jvm, 
tag=null
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o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@3f7a9b9a: rootName = null, 
domain = solr.jvm, service url = null, agent id = null] for registry solr.jvm / 
com.codahale.metrics.MetricRegistry@1450f8c7
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o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jetty, 
tag=null
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o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@12e59a3a: rootName = null, 
domain = solr.jetty, service url = null, agent id = null] for registry 
solr.jetty / com.codahale.metrics.MetricRegistry@47dbace2
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o.a.s.c.SolrCore [collection1]  CLOSING SolrCore 
org.apache.solr.core.SolrCore@5f664d6c
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o.a.s.m.SolrMetricManager Closing metric reporters for 
registry=solr.core.collection1, tag=1600540012
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o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@33318ed2: rootName = null, 
domain = solr.core.collection1, service url = null, agent id = null] for 
registry solr.core.collection1 / com.codahale.metrics.MetricRegistry@7a28b9cb
   [junit4]   2> NOTE: leaving temporary files on disk at: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.search.function.TestFunctionQuery_C77F29557B8E3B6D-001
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70), 
sim=RandomSimilarity(queryNorm=false): {}, locale=pt-AO, timezone=America/Guyana
   [junit4]   2> NOTE: Linux 4.10.0-37-generic amd64/Oracle Corporation 9 
(64-bit)/cpus=8,threads=1,free=117149744,total=527433728
   [junit4]   2> NOTE: All tests run in this JVM: [TestReloadAndDeleteDocs, 
TestZkChroot, ParsingFieldUpdateProcessorsTest, TestFieldCacheWithThreads, 
HdfsRecoverLeaseTest, TestMaxTokenLenTokenizer, SolrCloudExampleTest, 
TestReload, EchoParamsTest, TestCloudSchemaless, TestExactStatsCache, 
WordBreakSolrSpellCheckerTest, TestNumericRangeQuery64, 
TestZkAclsWithHadoopAuth, DistribJoinFromCollectionTest, 
TestCloudNestedDocsSort, TestFieldCacheSort, TestBinaryResponseWriter, 
DirectSolrSpellCheckerTest, TestMacros, UniqFieldsUpdateProcessorFactoryTest, 
UninvertDocValuesMergePolicyTest, TestUseDocValuesAsStored, 
ExecutePlanActionTest, ConfigSetsAPITest, AliasIntegrationTest, 
TestSerializedLuceneMatchVersion, V2StandaloneTest, JvmMetricsTest, 
SolrJmxReporterTest, OverseerStatusTest, BlobRepositoryCloudTest, 
TestMiniSolrCloudClusterSSL, ConnectionReuseTest, TestQuerySenderListener, 
OverseerCollectionConfigSetProcessorTest, ImplicitSnitchTest, 
TestTolerantUpdateProcessorRandomCloud, ReplicationFactorTest, 
CollectionReloadTest, PeerSyncWithIndexFingerprintCachingTest, PluginInfoTest, 
TestLMDirichletSimilarityFactory, TestSolrCloudWithSecureImpersonation, 
SolrMetricManagerTest, AnalysisErrorHandlingTest, 
VMParamsZkACLAndCredentialsProvidersTest, MetricUtilsTest, 
HdfsBasicDistributedZk2Test, TestNumericTerms64, UUIDFieldTest, TestPushWriter, 
SpatialRPTFieldTypeTest, TestSearchPerf, TestPullReplica, TestTolerantSearch, 
CopyFieldTest, XsltUpdateRequestHandlerTest, TestPartialUpdateDeduplication, 
TestCollectionAPIs, TestDefaultStatsCache, TestGroupingSearch, 
TestBackupRepositoryFactory, HdfsChaosMonkeySafeLeaderTest, 
TestLMJelinekMercerSimilarityFactory, TestInitQParser, 
TestInPlaceUpdatesStandalone, TimeZoneUtilsTest, 
ManagedSchemaRoundRobinCloudTest, SolrShardReporterTest, TestSegmentSorting, 
TestScoreJoinQPScore, TestLegacyField, ConfigureRecoveryStrategyTest, 
TestFieldTypeCollectionResource, TestCloudDeleteByQuery, 
FullSolrCloudDistribCmdsTest, TestSubQueryTransformer, InfixSuggestersTest, 
SuggesterWFSTTest, TestReRankQParserPlugin, TestDocTermOrds, 
XmlUpdateRequestHandlerTest, TestRandomRequestDistribution, 
DistributedQueryComponentOptimizationTest, DocValuesNotIndexedTest, 
FieldAnalysisRequestHandlerTest, TestRequestForwarding, TestLFUCache, 
CdcrReplicationDistributedZkTest, TestHashPartitioner, 
TestExtendedDismaxParser, SpellPossibilityIteratorTest, TestSystemIdResolver, 
LeaderElectionTest, TestSolrCLIRunExample, TestSolrConfigHandlerConcurrent, 
TestExceedMaxTermLength, DistanceFunctionTest, TestValueSourceCache, 
BufferStoreTest, TestLeaderInitiatedRecoveryThread, BasicDistributedZk2Test, 
MetricsHandlerTest, ClassificationUpdateProcessorFactoryTest, OverseerTest, 
AsyncCallRequestStatusResponseTest, TestSolrConfigHandler, 
SharedFSAutoReplicaFailoverTest, SystemInfoHandlerTest, IndexSchemaTest, 
SystemLogListenerTest, ConjunctionSolrSpellCheckerTest, 
TestSkipOverseerOperations, TestFunctionQuery]
   [junit4] Completed [719/746 (3!)] on J2 in 1.75s, 22 tests, 1 error <<< 
FAILURES!

[...truncated 40189 lines...]

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