[JENKINS] Lucene-Solr-master-Linux (64bit/jdk-11) - Build # 22980 - Still Unstable!

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Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/22980/
Java: 64bit/jdk-11 -XX:-UseCompressedOops -XX:+UseConcMarkSweepGC

28 tests failed.
FAILED:  junit.framework.TestSuite.org.apache.solr.ltr.TestLTROnSolrCloud

Error Message:
43 threads leaked from SUITE scope at org.apache.solr.ltr.TestLTROnSolrCloud:   
  1) Thread[id=38, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    2) 
Thread[id=47, 
name=OverseerStateUpdate-72343666287050755-127.0.0.1:37909_solr-n_0000000000, 
state=TIMED_WAITING, group=Overseer state updater.]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
         at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:207)  
       at java.base@11/java.lang.Thread.run(Thread.java:834)    3) 
Thread[id=46, name=zkConnectionManagerCallback-12-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    4) 
Thread[id=48, name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), 
state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)       
  at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)    5) 
Thread[id=58, name=ScheduledTrigger-7-thread-4, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    6) 
Thread[id=51, 
name=OverseerCollectionConfigSetProcessor-72343666287050755-127.0.0.1:37909_solr-n_0000000000,
 state=TIMED_WAITING, group=Overseer collection creation process.]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
         at 
app//org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:243)
         at 
app//org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:233)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    7) 
Thread[id=17, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)       
  at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:196)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    8) 
Thread[id=29, name=qtp1715009096-29, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    9) 
Thread[id=82, name=qtp1715009096-82, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   10) 
Thread[id=34, name=Scheduler-1990460370, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   11) 
Thread[id=30, 
name=qtp1715009096-30-acceptor-٠@505e32-ServerConnector@e97b048{SSL,[ssl, 
http/1.1]}{127.0.0.1:٣٧٩٠٩}, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]     
    at java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)   
      at 
java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:533)
         at 
java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:285)
         at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:369)  
       at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:639)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   12) 
Thread[id=55, name=ScheduledTrigger-7-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   13) 
Thread[id=59, name=SolrRrdBackendFactory-11-thread-1, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   14) 
Thread[id=80, name=qtp1715009096-80, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2211)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:292)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:357)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   15) 
Thread[id=45, name=jetty-launcher-1-thread-1-EventThread, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   16) 
Thread[id=52, 
name=OverseerAutoScalingTriggerThread-72343666287050755-127.0.0.1:37909_solr-n_0000000000,
 state=WAITING, group=Overseer autoscaling triggers]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
app//org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:189)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   17) 
Thread[id=26, name=qtp1715009096-26, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   18) 
Thread[id=72, name=zkConnectionManagerCallback-29-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   19) 
Thread[id=39, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   20) 
Thread[id=78, name=qtp1715009096-78, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   21) 
Thread[id=16, name=Thread-0, state=WAITING, group=TGRP-TestLTROnSolrCloud]      
   at java.base@11/java.lang.Object.wait(Native Method)         at 
java.base@11/java.lang.Thread.join(Thread.java:1305)         at 
java.base@11/java.lang.Thread.join(Thread.java:1379)         at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:313)
         at 
app//org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:313)
         at 
app//org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:496)   22) 
Thread[id=18, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Object.wait(Native Method)         at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:147)
   23) Thread[id=50, name=zkConnectionManagerCallback-19-thread-1, 
state=WAITING, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   24) 
Thread[id=70, 
name=TEST-TestLTROnSolrCloud.testSimpleQuery-seed#[E73E1D4B1948C011]-SendThread(127.0.0.1:44947),
 state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)       
  at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)   25) 
Thread[id=73, name=Scheduler-1897492181, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   26) 
Thread[id=88, name=SolrRrdBackendFactory-11-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   27) 
Thread[id=31, name=qtp1715009096-31, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   28) 
Thread[id=40, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   29) 
Thread[id=61, name=Thread-10, state=WAITING, group=TGRP-TestLTROnSolrCloud]     
    at java.base@11/java.lang.Object.wait(Native Method)         at 
java.base@11/java.lang.Object.wait(Object.java:328)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1857)   30) 
Thread[id=74, name=OverseerThreadFactory-9-thread-1, state=WAITING, 
group=Overseer collection creation process.]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
         at 
java.base@11/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@11/java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:920)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   31) 
Thread[id=20, name=ProcessThread(sid:0 cport:44947):, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
app//org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:123)
   32) Thread[id=44, 
name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)       
  at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)   33) 
Thread[id=71, 
name=TEST-TestLTROnSolrCloud.testSimpleQuery-seed#[E73E1D4B1948C011]-EventThread,
 state=WAITING, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   34) 
Thread[id=81, name=qtp1715009096-81, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         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:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   35) 
Thread[id=66, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   36) 
Thread[id=33, name=qtp1715009096-33, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   37) 
Thread[id=32, name=qtp1715009096-32, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   38) 
Thread[id=57, name=ScheduledTrigger-7-thread-3, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   39) 
Thread[id=56, name=ScheduledTrigger-7-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   40) 
Thread[id=49, name=jetty-launcher-1-thread-1-EventThread, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   41) 
Thread[id=60, name=MetricsHistoryHandler-12-thread-1, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   42) 
Thread[id=27, name=qtp1715009096-27, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   43) 
Thread[id=28, name=qtp1715009096-28, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:132)
         at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$156/0x00007f34873f9858.run(Unknown
 Source)         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 43 threads leaked from 
SUITE scope at org.apache.solr.ltr.TestLTROnSolrCloud: 
   1) Thread[id=38, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   2) Thread[id=47, 
name=OverseerStateUpdate-72343666287050755-127.0.0.1:37909_solr-n_0000000000, 
state=TIMED_WAITING, group=Overseer state updater.]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:207)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   3) Thread[id=46, name=zkConnectionManagerCallback-12-thread-1, 
state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   4) Thread[id=48, name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), 
state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)
        at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
   5) Thread[id=58, name=ScheduledTrigger-7-thread-4, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   6) Thread[id=51, 
name=OverseerCollectionConfigSetProcessor-72343666287050755-127.0.0.1:37909_solr-n_0000000000,
 state=TIMED_WAITING, group=Overseer collection creation process.]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at 
app//org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:243)
        at 
app//org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:233)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   7) Thread[id=17, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, 
state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)
        at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:196)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   8) Thread[id=29, name=qtp1715009096-29, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
   9) Thread[id=82, name=qtp1715009096-82, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  10) Thread[id=34, name=Scheduler-1990460370, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  11) Thread[id=30, 
name=qtp1715009096-30-acceptor-٠@505e32-ServerConnector@e97b048{SSL,[ssl, 
http/1.1]}{127.0.0.1:٣٧٩٠٩}, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept0(Native 
Method)
        at 
java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:533)
        at 
java.base@11/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:285)
        at 
app//org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:369)
        at 
app//org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:639)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  12) Thread[id=55, name=ScheduledTrigger-7-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  13) Thread[id=59, name=SolrRrdBackendFactory-11-thread-1, 
state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  14) Thread[id=80, name=qtp1715009096-80, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2211)
        at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:292)
        at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:357)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  15) Thread[id=45, name=jetty-launcher-1-thread-1-EventThread, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
  16) Thread[id=52, 
name=OverseerAutoScalingTriggerThread-72343666287050755-127.0.0.1:37909_solr-n_0000000000,
 state=WAITING, group=Overseer autoscaling triggers]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
app//org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:189)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  17) Thread[id=26, name=qtp1715009096-26, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  18) Thread[id=72, name=zkConnectionManagerCallback-29-thread-1, 
state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  19) Thread[id=39, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  20) Thread[id=78, name=qtp1715009096-78, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
        at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  21) Thread[id=16, name=Thread-0, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Object.wait(Native Method)
        at java.base@11/java.lang.Thread.join(Thread.java:1305)
        at java.base@11/java.lang.Thread.join(Thread.java:1379)
        at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:313)
        at 
app//org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:313)
        at app//org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:496)
  22) Thread[id=18, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Object.wait(Native Method)
        at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:147)
  23) Thread[id=50, name=zkConnectionManagerCallback-19-thread-1, 
state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  24) Thread[id=70, 
name=TEST-TestLTROnSolrCloud.testSimpleQuery-seed#[E73E1D4B1948C011]-SendThread(127.0.0.1:44947),
 state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)
        at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
  25) Thread[id=73, name=Scheduler-1897492181, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  26) Thread[id=88, name=SolrRrdBackendFactory-11-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  27) Thread[id=31, name=qtp1715009096-31, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
        at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  28) Thread[id=40, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  29) Thread[id=61, name=Thread-10, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Object.wait(Native Method)
        at java.base@11/java.lang.Object.wait(Object.java:328)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1857)
  30) Thread[id=74, name=OverseerThreadFactory-9-thread-1, state=WAITING, 
group=Overseer collection creation process.]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at 
java.base@11/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@11/java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:920)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  31) Thread[id=20, name=ProcessThread(sid:0 cport:44947):, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
app//org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:123)
  32) Thread[id=44, name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), 
state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)
        at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
  33) Thread[id=71, 
name=TEST-TestLTROnSolrCloud.testSimpleQuery-seed#[E73E1D4B1948C011]-EventThread,
 state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
  34) Thread[id=81, name=qtp1715009096-81, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        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:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  35) Thread[id=66, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  36) Thread[id=33, name=qtp1715009096-33, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  37) Thread[id=32, name=qtp1715009096-32, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
        at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  38) Thread[id=57, name=ScheduledTrigger-7-thread-3, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  39) Thread[id=56, name=ScheduledTrigger-7-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  40) Thread[id=49, name=jetty-launcher-1-thread-1-EventThread, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
        at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
  41) Thread[id=60, name=MetricsHistoryHandler-12-thread-1, 
state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
        at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
        at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  42) Thread[id=27, name=qtp1715009096-27, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
        at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
        at 
app//org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:653)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:717)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
  43) Thread[id=28, name=qtp1715009096-28, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]
        at java.base@11/sun.nio.ch.EPoll.wait(Native Method)
        at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
        at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
        at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
        at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
        at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:132)
        at 
app//org.eclipse.jetty.io.ManagedSelector$$Lambda$156/0x00007f34873f9858.run(Unknown
 Source)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
        at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
        at java.base@11/java.lang.Thread.run(Thread.java:834)
        at __randomizedtesting.SeedInfo.seed([E73E1D4B1948C011]:0)


FAILED:  junit.framework.TestSuite.org.apache.solr.ltr.TestLTROnSolrCloud

Error Message:
There are still zombie threads that couldn't be terminated:    1) Thread[id=88, 
name=SolrRrdBackendFactory-11-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    2) 
Thread[id=31, name=qtp1715009096-31, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.EPoll.wait(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    3) 
Thread[id=46, name=zkConnectionManagerCallback-12-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    4) 
Thread[id=48, name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), 
state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1054)    5) 
Thread[id=58, name=ScheduledTrigger-7-thread-4, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    6) 
Thread[id=17, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.IOUtil.write1(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:254)    
     at 
java.base@11/java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)
         at 
java.base@11/java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)
         at java.base@11/sun.nio.ch.SelectorImpl.begin(SelectorImpl.java:94)    
     at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:116)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:136)       
  at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:196)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    7) 
Thread[id=61, name=Thread-10, state=WAITING, group=TGRP-TestLTROnSolrCloud]     
    at java.base@11/java.lang.Object.wait(Native Method)         at 
java.base@11/java.lang.Object.wait(Object.java:328)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1857)    8) 
Thread[id=34, name=Scheduler-1990460370, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)    9) 
Thread[id=44, name=jetty-launcher-1-thread-1-SendThread(127.0.0.1:44947), 
state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   10) 
Thread[id=55, name=ScheduledTrigger-7-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   11) 
Thread[id=59, name=SolrRrdBackendFactory-11-thread-1, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   12) 
Thread[id=80, name=qtp1715009096-80, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2211)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:292)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:357)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   13) 
Thread[id=32, name=qtp1715009096-32, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.holdsLock(Native Method)         at 
java.base@11/sun.nio.ch.SelectorImpl.processDeregisterQueue(SelectorImpl.java:246)
         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:114)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.selectNow(SelectorImpl.java:146)    
     at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:401)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   14) 
Thread[id=57, name=ScheduledTrigger-7-thread-3, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   15) 
Thread[id=72, name=zkConnectionManagerCallback-29-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   16) 
Thread[id=56, name=ScheduledTrigger-7-thread-2, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1177)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   17) 
Thread[id=78, name=qtp1715009096-78, state=RUNNABLE, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/sun.nio.ch.IOUtil.drain(Native Method)         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.clearInterrupt(EPollSelectorImpl.java:266)
         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.processEvents(EPollSelectorImpl.java:203)
         at 
java.base@11/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:137)  
       at 
java.base@11/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)     
    at java.base@11/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)       
  at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:396)
         at 
app//org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:333)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:357)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:181)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
         at 
app//org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
         at 
app//org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762)
         at 
app//org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   18) 
Thread[id=60, name=MetricsHistoryHandler-12-thread-1, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   19) 
Thread[id=50, name=zkConnectionManagerCallback-19-thread-1, state=WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.park(LockSupport.java:194)  
       at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2081)
         at 
java.base@11/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:433)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
         at 
java.base@11/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
         at java.base@11/java.lang.Thread.run(Thread.java:834)   20) 
Thread[id=70, 
name=TEST-TestLTROnSolrCloud.testSimpleQuery-seed#[E73E1D4B1948C011]-SendThread(127.0.0.1:44947),
 state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1054)   21) 
Thread[id=73, name=Scheduler-1897492181, state=TIMED_WAITING, 
group=TGRP-TestLTROnSolrCloud]         at 
java.base@11/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@11/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
         at 
java.base@11/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
         at 
java.base@11/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(S

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

ging
   [junit4]   2> 390462 ERROR 
(SUITE-ComputePlanActionTest-seed#[F64DFA986617BBCD]-worker) [    ] 
o.a.z.s.ZooKeeperServer ZKShutdownHandler is not registered, so ZooKeeper 
server won't take any action on ERROR or SHUTDOWN server state changes
   [junit4]   2> 390462 INFO  
(SUITE-ComputePlanActionTest-seed#[F64DFA986617BBCD]-worker) [    ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1:33949 33949
   [junit4]   2> 390648 INFO  (Thread-159) [    ] o.a.s.c.ZkTestServer 
connecting to 127.0.0.1:33949 33949
   [junit4]   2> 390649 WARN  (Thread-159) [    ] o.a.s.c.ZkTestServer Watch 
limit violations: 
   [junit4]   2> Maximum concurrent create/delete watches above limit:
   [junit4]   2> 
   [junit4]   2>        36      /solr/aliases.json
   [junit4]   2>        17      /solr/configs/conf
   [junit4]   2>        15      
/solr/collections/testNodeWithMultipleReplicasLost/terms/shard2
   [junit4]   2>        14      /solr/security.json
   [junit4]   2>        8       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_1/terms/shard2
   [junit4]   2>        8       
/solr/collections/testNodeWithMultipleReplicasLost/terms/shard1
   [junit4]   2>        7       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_2/terms/shard1
   [junit4]   2>        6       /solr/collections/testNodeLost/terms/shard1
   [junit4]   2>        6       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_1/terms/shard1
   [junit4]   2>        6       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_3/terms/shard1
   [junit4]   2>        6       /solr/collections/testSelected2/terms/shard1
   [junit4]   2>        6       /solr/collections/testSelected3/terms/shard1
   [junit4]   2>        6       
/solr/collections/testNodeLostTriggerWithDeleteNodePreferredOp_0/terms/shard3
   [junit4]   2>        6       
/solr/collections/testNodeLostTriggerWithDeleteNodePreferredOp_0/terms/shard1
   [junit4]   2>        6       
/solr/collections/testNodeLostTriggerWithDeleteNodePreferredOp_0/terms/shard2
   [junit4]   2>        6       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_4/terms/shard1
   [junit4]   2>        5       /solr/collections/testSelected1/terms/shard2
   [junit4]   2>        5       /solr/collections/testSelected1/terms/shard1
   [junit4]   2>        5       /solr/collections/testSelected2/terms/shard2
   [junit4]   2>        5       /solr/collections/testSelected3/terms/shard2
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_0/terms/shard2
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_0/terms/shard1
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_1/terms/shard1
   [junit4]   2>        3       /solr/collections/testNodeAdded/terms/shard1
   [junit4]   2>        2       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_0/terms/shard1
   [junit4]   2> 
   [junit4]   2> Maximum concurrent data watches above limit:
   [junit4]   2> 
   [junit4]   2>        36      /solr/clusterprops.json
   [junit4]   2>        36      /solr/clusterstate.json
   [junit4]   2>        28      /solr/aliases.json
   [junit4]   2>        10      
/solr/collections/testNodeLostTriggerWithDeleteNodePreferredOp_0/state.json
   [junit4]   2>        6       
/solr/overseer_elect/election/72343685267062793-127.0.0.1:35113_solr-n_0000000001
   [junit4]   2>        6       
/solr/collections/testNodeWithMultipleReplicasLost/state.json
   [junit4]   2>        5       /solr/collections/testSelected1/state.json
   [junit4]   2>        5       /solr/collections/testSelected2/state.json
   [junit4]   2>        5       /solr/collections/testSelected3/state.json
   [junit4]   2>        4       /solr/autoscaling.json
   [junit4]   2>        4       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_0/state.json
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_4/state.json
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_1/state.json
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard_1/state.json
   [junit4]   2>        3       /solr/collections/testNodeLost/state.json
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_3/state.json
   [junit4]   2>        3       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_2/state.json
   [junit4]   2>        3       
/solr/overseer_elect/election/72343685267062828-127.0.0.1:40037_solr-n_0000000009
   [junit4]   2>        2       /solr/collections/testNodeAdded/state.json
   [junit4]   2>        2       
/solr/collections/testNodeAddedTriggerWithAddReplicaPreferredOp_1Shard_0/state.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent children watches above limit:
   [junit4]   2> 
   [junit4]   2>        160     /solr/collections
   [junit4]   2>        121     /solr/live_nodes
   [junit4]   2>        5       /solr/autoscaling/events/.auto_add_replicas
   [junit4]   2>        4       /solr/overseer/queue
   [junit4]   2>        4       /solr/autoscaling/events/.scheduled_maintenance
   [junit4]   2>        4       /solr/overseer/collection-queue-work
   [junit4]   2>        4       /solr/overseer/queue-work
   [junit4]   2>        2       /solr/autoscaling/events/node_lost_trigger
   [junit4]   2> 
   [junit4]   2> NOTE: leaving temporary files on disk at: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J1/temp/solr.cloud.autoscaling.ComputePlanActionTest_F64DFA986617BBCD-002
   [junit4]   2> Oct 05, 2018 8:06:22 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene80): {}, 
docValues:{}, maxPointsInLeafNode=1041, maxMBSortInHeap=5.58810209163498, 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@335864c6),
 locale=vun, timezone=America/Menominee
   [junit4]   2> NOTE: Linux 4.15.0-32-generic amd64/Oracle Corporation 11 
(64-bit)/cpus=8,threads=1,free=59659776,total=518979584
   [junit4]   2> NOTE: All tests run in this JVM: [ComputePlanActionTest, 
ComputePlanActionTest]
   [junit4] Completed [5/5 (5!)] on J1 in 254.31s, 7 tests, 2 failures <<< 
FAILURES!
   [junit4] 
   [junit4] JVM J1: stderr was not empty, see: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/temp/junit4-J1-20181005_195951_37510847018031108826690.syserr
   [junit4] >>> JVM J1 emitted unexpected output (verbatim) ----
   [junit4] OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was 
deprecated in version 9.0 and will likely be removed in a future release.
   [junit4] <<< JVM J1: EOF ----
   [junit4] 
   [junit4] Tests with failures [seed: F64DFA986617BBCD]:
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeLostTriggerWithDeleteNodePreferredOp
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeLostTriggerWithDeleteNodePreferredOp
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeAddedTriggerWithAddReplicaPreferredOp_2Shard
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeLostTriggerWithDeleteNodePreferredOp
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeWithMultipleReplicasLost
   [junit4]   - 
org.apache.solr.cloud.autoscaling.ComputePlanActionTest.testNodeWithMultipleReplicasLost
   [junit4] 
   [junit4] 
   [junit4] JVM J0:     0.68 ..   306.59 =   305.91s
   [junit4] JVM J1:     0.69 ..   391.27 =   390.58s
   [junit4] JVM J2:     0.73 ..   297.63 =   296.90s
   [junit4] Execution time total: 6 minutes 31 seconds
   [junit4] Tests summary: 5 suites, 35 tests, 9 failures

BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-master-Linux/lucene/common-build.xml:1567: 
The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/lucene/common-build.xml:1092: 
There were test failures: 5 suites, 35 tests, 9 failures [seed: 
F64DFA986617BBCD]

Total time: 6 minutes 33 seconds

[repro] Setting last failure code to 256

[repro] Failures:
[repro]   3/5 failed: org.apache.solr.ltr.TestLTROnSolrCloud
[repro]   4/5 failed: org.apache.solr.client.solrj.io.stream.StreamingTest
[repro]   5/5 failed: org.apache.solr.client.solrj.impl.CloudSolrClientTest
[repro]   5/5 failed: org.apache.solr.cloud.autoscaling.ComputePlanActionTest
[repro] Exiting with code 256
+ mv lucene/build lucene/build.repro
+ mv solr/build solr/build.repro
+ mv lucene/build.orig lucene/build
+ mv solr/build.orig solr/build
Archiving artifacts
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
[WARNINGS] Parsing warnings in console log with parser Java Compiler (javac)
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
<Git Blamer> Using GitBlamer to create author and commit information for all 
warnings.
<Git Blamer> GIT_COMMIT=eb47099ee22669926e6fdd4fc39cce7d043e3e97, 
workspace=/var/lib/jenkins/workspace/Lucene-Solr-master-Linux
[WARNINGS] Computing warning deltas based on reference build #22979
Recording test results
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Build step 'Publish JUnit test result report' changed build result to UNSTABLE
Email was triggered for: Unstable (Test Failures)
Sending email for trigger: Unstable (Test Failures)
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2
Setting 
ANT_1_8_2_HOME=/var/lib/jenkins/tools/hudson.tasks.Ant_AntInstallation/ANT_1.8.2

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