Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/19703/
Java: 64bit/jdk-9-ea+168 -XX:+UseCompressedOops -XX:+UseSerialGC

5 tests failed.
FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicZkTest

Error Message:
SolrCore.getOpenCount()==2

Stack Trace:
java.lang.RuntimeException: SolrCore.getOpenCount()==2
        at __randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7]:0)
        at org.apache.solr.util.TestHarness.close(TestHarness.java:379)
        at org.apache.solr.SolrTestCaseJ4.deleteCore(SolrTestCaseJ4.java:795)
        at 
org.apache.solr.cloud.AbstractZkTestCase.azt_afterClass(AbstractZkTestCase.java:143)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:563)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1713)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:870)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.base/java.lang.Thread.run(Thread.java:844)


FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicZkTest

Error Message:
SolrCore.getOpenCount()==2

Stack Trace:
java.lang.RuntimeException: SolrCore.getOpenCount()==2
        at __randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7]:0)
        at org.apache.solr.util.TestHarness.close(TestHarness.java:379)
        at org.apache.solr.SolrTestCaseJ4.deleteCore(SolrTestCaseJ4.java:795)
        at 
org.apache.solr.SolrTestCaseJ4.teardownTestCases(SolrTestCaseJ4.java:296)
        at jdk.internal.reflect.GeneratedMethodAccessor34.invoke(Unknown Source)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:563)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1713)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:870)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.base/java.lang.Thread.run(Thread.java:844)


FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicZkTest

Error Message:
21 threads leaked from SUITE scope at org.apache.solr.cloud.BasicZkTest:     1) 
Thread[id=10639, name=Thread-2210, state=WAITING, group=TGRP-BasicZkTest]       
  at java.base@9-ea/java.lang.Object.wait(Native Method)         at 
java.base@9-ea/java.lang.Object.wait(Object.java:516)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1574)    2) 
Thread[id=10643, name=coreZkRegister-4596-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    3) 
Thread[id=10632, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-SendThread(127.0.0.1:35845),
 state=RUNNABLE, group=TGRP-BasicZkTest]         at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)    
     at 
java.base@9-ea/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92) 
        at 
java.base@9-ea/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)    
     at java.base@9-ea/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)     
    at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)    4) 
Thread[id=10649, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:35845, 
state=RUNNABLE, group=TGRP-BasicZkTest]         at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)    
     at 
java.base@9-ea/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92) 
        at 
java.base@9-ea/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)    
     at java.base@9-ea/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)     
    at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:173)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    5) 
Thread[id=10640, name=watches-1720-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    6) 
Thread[id=10627, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at java.base@9-ea/java.lang.Thread.sleep(Native 
Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    7) 
Thread[id=10635, 
name=OverseerStateUpdate-98021934035828739-88.99.242.108:8983_-n_0000000000, 
state=TIMED_WAITING, group=Overseer state updater.]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.apache.solr.cloud.DistributedQueue.peek(DistributedQueue.java:165)     
    at 
app//org.apache.solr.cloud.DistributedQueue.peek(DistributedQueue.java:139)     
    at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:184)  
       at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    8) 
Thread[id=10642, name=searcherExecutor-4604-thread-1, state=WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1086)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    9) 
Thread[id=10645, name=zkCallback-1719-thread-3, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   10) 
Thread[id=10652, name=ProcessThread(sid:0 cport:35845):, state=WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
app//org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:122)
   11) Thread[id=10648, name=Thread-2211, state=WAITING, 
group=TGRP-BasicZkTest]         at java.base@9-ea/java.lang.Object.wait(Native 
Method)         at java.base@9-ea/java.lang.Thread.join(Thread.java:1353)       
  at java.base@9-ea/java.lang.Thread.join(Thread.java:1427)         at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:297)
         at 
app//org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:309)
         at 
app//org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:490)   12) 
Thread[id=10650, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at java.base@9-ea/java.lang.Object.wait(Native 
Method)         at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:146)
   13) Thread[id=10644, name=zkCallback-1719-thread-2, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   14) 
Thread[id=10646, name=zkCallback-1719-thread-4, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   15) 
Thread[id=10634, name=zkCallback-1719-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   16) 
Thread[id=10637, 
name=OverseerHdfsCoreFailoverThread-98021934035828739-88.99.242.108:8983_-n_0000000000,
 state=TIMED_WAITING, group=Overseer Hdfs SolrCore Failover Thread.]         at 
java.base@9-ea/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.solr.cloud.OverseerAutoReplicaFailoverThread.run(OverseerAutoReplicaFailoverThread.java:139)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   17) 
Thread[id=10633, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-EventThread, 
state=WAITING, group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   18) 
Thread[id=10647, name=zkCallback-1719-thread-5, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   19) 
Thread[id=10653, name=zkCallback-1719-thread-6, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   20) 
Thread[id=10636, 
name=OverseerCollectionConfigSetProcessor-98021934035828739-88.99.242.108:8983_-n_0000000000,
 state=TIMED_WAITING, group=Overseer collection creation process.]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
         at 
app//org.apache.solr.cloud.DistributedQueue.peekElements(DistributedQueue.java:360)
         at 
app//org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:235)
         at 
app//org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   21) 
Thread[id=10628, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at java.base@9-ea/java.lang.Thread.sleep(Native 
Method)         at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 21 threads leaked from 
SUITE scope at org.apache.solr.cloud.BasicZkTest: 
   1) Thread[id=10639, name=Thread-2210, state=WAITING, group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Object.wait(Native Method)
        at java.base@9-ea/java.lang.Object.wait(Object.java:516)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1574)
   2) Thread[id=10643, name=coreZkRegister-4596-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   3) Thread[id=10632, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-SendThread(127.0.0.1:35845),
 state=RUNNABLE, group=TGRP-BasicZkTest]
        at java.base@9-ea/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9-ea/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9-ea/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9-ea/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at 
app//org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)
   4) Thread[id=10649, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:35845, 
state=RUNNABLE, group=TGRP-BasicZkTest]
        at java.base@9-ea/sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at 
java.base@9-ea/sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:265)
        at 
java.base@9-ea/sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at 
java.base@9-ea/sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at java.base@9-ea/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:173)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   5) Thread[id=10640, name=watches-1720-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   6) Thread[id=10627, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   7) Thread[id=10635, 
name=OverseerStateUpdate-98021934035828739-88.99.242.108:8983_-n_0000000000, 
state=TIMED_WAITING, group=Overseer state updater.]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.apache.solr.cloud.DistributedQueue.peek(DistributedQueue.java:165)
        at 
app//org.apache.solr.cloud.DistributedQueue.peek(DistributedQueue.java:139)
        at 
app//org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:184)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   8) Thread[id=10642, name=searcherExecutor-4604-thread-1, state=WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1086)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   9) Thread[id=10645, name=zkCallback-1719-thread-3, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  10) Thread[id=10652, name=ProcessThread(sid:0 cport:35845):, state=WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
app//org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:122)
  11) Thread[id=10648, name=Thread-2211, state=WAITING, group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Object.wait(Native Method)
        at java.base@9-ea/java.lang.Thread.join(Thread.java:1353)
        at java.base@9-ea/java.lang.Thread.join(Thread.java:1427)
        at 
app//org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:297)
        at 
app//org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:309)
        at app//org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:490)
  12) Thread[id=10650, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Object.wait(Native Method)
        at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:146)
  13) Thread[id=10644, name=zkCallback-1719-thread-2, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  14) Thread[id=10646, name=zkCallback-1719-thread-4, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  15) Thread[id=10634, name=zkCallback-1719-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  16) Thread[id=10637, 
name=OverseerHdfsCoreFailoverThread-98021934035828739-88.99.242.108:8983_-n_0000000000,
 state=TIMED_WAITING, group=Overseer Hdfs SolrCore Failover Thread.]
        at java.base@9-ea/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.solr.cloud.OverseerAutoReplicaFailoverThread.run(OverseerAutoReplicaFailoverThread.java:139)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  17) Thread[id=10633, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-EventThread, 
state=WAITING, group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
app//org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  18) Thread[id=10647, name=zkCallback-1719-thread-5, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  19) Thread[id=10653, name=zkCallback-1719-thread-6, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  20) Thread[id=10636, 
name=OverseerCollectionConfigSetProcessor-98021934035828739-88.99.242.108:8983_-n_0000000000,
 state=TIMED_WAITING, group=Overseer collection creation process.]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2104)
        at 
app//org.apache.solr.cloud.DistributedQueue.peekElements(DistributedQueue.java:360)
        at 
app//org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:235)
        at 
app//org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  21) Thread[id=10628, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
        at __randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7]:0)


FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicZkTest

Error Message:
There are still zombie threads that couldn't be terminated:    1) 
Thread[id=10639, name=Thread-2210, state=WAITING, group=TGRP-BasicZkTest]       
  at java.base@9-ea/java.lang.Object.wait(Native Method)         at 
java.base@9-ea/java.lang.Object.wait(Object.java:516)         at 
app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1574)    2) 
Thread[id=10642, name=searcherExecutor-4604-thread-1, state=WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
         at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
         at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1086)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    3) 
Thread[id=10645, name=zkCallback-1719-thread-3, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    4) 
Thread[id=10644, name=zkCallback-1719-thread-2, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    5) 
Thread[id=10646, name=zkCallback-1719-thread-4, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    6) 
Thread[id=10643, name=coreZkRegister-4596-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    7) 
Thread[id=10634, name=zkCallback-1719-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)    8) 
Thread[id=10632, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-SendThread(127.0.0.1:35845),
 state=TIMED_WAITING, group=TGRP-BasicZkTest]         at 
java.base@9-ea/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)    9) 
Thread[id=10647, name=zkCallback-1719-thread-5, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   10) 
Thread[id=10640, name=watches-1720-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)   11) 
Thread[id=10653, name=zkCallback-1719-thread-6, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]         at 
java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie 
threads that couldn't be terminated:
   1) Thread[id=10639, name=Thread-2210, state=WAITING, group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Object.wait(Native Method)
        at java.base@9-ea/java.lang.Object.wait(Object.java:516)
        at app//org.apache.solr.core.CloserThread.run(CoreContainer.java:1574)
   2) Thread[id=10642, name=searcherExecutor-4604-thread-1, state=WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.park(LockSupport.java:192)
        at 
java.base@9-ea/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2062)
        at 
java.base@9-ea/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1086)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   3) Thread[id=10645, name=zkCallback-1719-thread-3, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   4) Thread[id=10644, name=zkCallback-1719-thread-2, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   5) Thread[id=10646, name=zkCallback-1719-thread-4, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   6) Thread[id=10643, name=coreZkRegister-4596-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   7) Thread[id=10634, name=zkCallback-1719-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   8) Thread[id=10632, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-SendThread(127.0.0.1:35845),
 state=TIMED_WAITING, group=TGRP-BasicZkTest]
        at java.base@9-ea/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
        at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)
   9) Thread[id=10647, name=zkCallback-1719-thread-5, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  10) Thread[id=10640, name=watches-1720-thread-1, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
  11) Thread[id=10653, name=zkCallback-1719-thread-6, state=TIMED_WAITING, 
group=TGRP-BasicZkTest]
        at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native Method)
        at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
        at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
        at __randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7]:0)


FAILED:  org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates.test_dv

Error Message:
java.lang.RuntimeException: Error from server at 
http://127.0.0.1:41675/solr/test_col: Async exception during distributed 
update: Error from server at 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2: Server Error    
request: 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2/update?update.distrib=TOLEADER&distrib.from=http%3A%2F%2F127.0.0.1%3A41675%2Fsolr%2Ftest_col_shard1_replica_n1%2F&wt=javabin&version=2
 Remote error message: Failed synchronous update on shard StdNode: 
http://127.0.0.1:41675/solr/test_col_shard1_replica_n1/ update: 
org.apache.solr.client.solrj.request.UpdateRequest@d446b6e

Stack Trace:
java.util.concurrent.ExecutionException: java.lang.RuntimeException: Error from 
server at http://127.0.0.1:41675/solr/test_col: Async exception during 
distributed update: Error from server at 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2: Server Error



request: 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2/update?update.distrib=TOLEADER&distrib.from=http%3A%2F%2F127.0.0.1%3A41675%2Fsolr%2Ftest_col_shard1_replica_n1%2F&wt=javabin&version=2
Remote error message: Failed synchronous update on shard StdNode: 
http://127.0.0.1:41675/solr/test_col_shard1_replica_n1/ update: 
org.apache.solr.client.solrj.request.UpdateRequest@d446b6e
        at 
__randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7:5DA085B5FA31F6C6]:0)
        at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191)
        at 
org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates.checkField(TestStressCloudBlindAtomicUpdates.java:281)
        at 
org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates.test_dv(TestStressCloudBlindAtomicUpdates.java:193)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:563)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1713)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:907)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:943)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:957)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:916)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:802)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:852)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:863)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.base/java.lang.Thread.run(Thread.java:844)
Caused by: java.lang.RuntimeException: Error from server at 
http://127.0.0.1:41675/solr/test_col: Async exception during distributed 
update: Error from server at 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2: Server Error



request: 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2/update?update.distrib=TOLEADER&distrib.from=http%3A%2F%2F127.0.0.1%3A41675%2Fsolr%2Ftest_col_shard1_replica_n1%2F&wt=javabin&version=2
Remote error message: Failed synchronous update on shard StdNode: 
http://127.0.0.1:41675/solr/test_col_shard1_replica_n1/ update: 
org.apache.solr.client.solrj.request.UpdateRequest@d446b6e
        at 
org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates$Worker.run(TestStressCloudBlindAtomicUpdates.java:409)
        at 
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
        at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:229)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1161)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        ... 1 more
Caused by: 
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error 
from server at http://127.0.0.1:41675/solr/test_col: Async exception during 
distributed update: Error from server at 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2: Server Error



request: 
http://127.0.0.1:34551/solr/test_col_shard1_replica_n2/update?update.distrib=TOLEADER&distrib.from=http%3A%2F%2F127.0.0.1%3A41675%2Fsolr%2Ftest_col_shard1_replica_n1%2F&wt=javabin&version=2
Remote error message: Failed synchronous update on shard StdNode: 
http://127.0.0.1:41675/solr/test_col_shard1_replica_n1/ update: 
org.apache.solr.client.solrj.request.UpdateRequest@d446b6e
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:643)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:281)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:270)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:160)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:177)
        at 
org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates$Worker.doRandomAtomicUpdate(TestStressCloudBlindAtomicUpdates.java:368)
        at 
org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates$Worker.run(TestStressCloudBlindAtomicUpdates.java:397)
        ... 6 more




Build Log:
[...truncated 11125 lines...]
   [junit4] Suite: org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates
   [junit4]   2> Creating dataDir: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/init-core-data-001
   [junit4]   2> 220562 WARN  
(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=28 numCloses=28
   [junit4]   2> 220562 INFO  
(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Using PointFields
   [junit4]   2> 220563 INFO  
(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (false) and clientAuth (false) via: 
@org.apache.solr.SolrTestCaseJ4$SuppressSSL(bugUrl="SSL overhead seems to cause 
OutOfMemory when stress testing")
   [junit4]   2> 220563 INFO  
(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
o.a.s.c.MiniSolrCloudCluster Starting cluster of 4 servers in 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001
   [junit4]   2> 220563 INFO  
(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 220564 INFO  (Thread-296) [    ] o.a.s.c.ZkTestServer client 
port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 220564 INFO  (Thread-296) [    ] o.a.s.c.ZkTestServer Starting 
server
   [junit4]   2> 220565 ERROR (Thread-296) [    ] o.a.z.s.ZooKeeperServer 
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on ERROR or SHUTDOWN server state changes
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o.e.j.s.Server jetty-9.3.14.v20161028
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hostPort=34551}
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hostPort=42435}
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o.e.j.s.AbstractConnector Started 
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o.e.j.s.AbstractConnector Started 
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hostPort=36881}
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o.a.s.s.StartupLoggingUtils Missing Java Option solr.log.dir. Logging may be 
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
7.0.0
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
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o.a.s.s.SolrDispatchFilter / __| ___| |_ _   Starting in cloud mode on port null
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o.a.s.s.StartupLoggingUtils Missing Java Option solr.log.dir. Logging may be 
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
7.0.0
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-25T06:54:17.290074Z
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
7.0.0
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-25T06:54:17.290363Z
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o.a.s.s.SolrDispatchFilter / __| ___| |_ _   Starting in cloud mode on port null
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-25T06:54:17.291015Z
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-25T06:54:17.291051Z
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o.a.s.s.SolrDispatchFilter solr.xml found in ZooKeeper. Loading...
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o.a.s.s.SolrDispatchFilter solr.xml found in ZooKeeper. Loading...
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o.a.s.s.SolrDispatchFilter solr.xml found in ZooKeeper. Loading...
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o.a.s.s.SolrDispatchFilter solr.xml found in ZooKeeper. Loading...
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o.a.z.s.NIOServerCnxn caught end of stream exception
   [junit4]   2> EndOfStreamException: Unable to read additional data from 
client sessionid 0x15c3e626e580003, likely client has closed socket
   [junit4]   2>        at 
org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:239)
   [junit4]   2>        at 
org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:203)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
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o.a.z.s.NIOServerCnxn caught end of stream exception
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client sessionid 0x15c3e626e580008, likely client has closed socket
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org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:239)
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org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:203)
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr_34551.solr.node' (registry 
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/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node3/.
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr_42435.solr.jvm' (registry 
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr_42435.solr.jetty' (registry 
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/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node4/.
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(SUITE-TestStressCloudBlindAtomicUpdates-seed#[6BB4E7F3706CCCD7]-worker) [    ] 
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o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:42463/solr ready
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o.a.s.h.a.CollectionsHandler Invoked Collection Action :create with params 
pullReplicas=0&replicationFactor=2&property.schema=schema-minimal-atomic-stress.xml&property.config=solrconfig-tlog.xml&collection.configName=org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates_config-set&name=test_col&nrtReplicas=2&action=CREATE&numShards=2&tlogReplicas=0&wt=javabin&version=2
 and sendToOCPQueue=true
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o.a.s.c.CreateCollectionCmd Create collection test_col
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o.a.s.h.a.CoreAdminOperation core create command 
qt=/admin/cores&collection.configName=org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates_config-set&newCollection=true&collection=test_col&version=2&replicaType=NRT&property.schema=schema-minimal-atomic-stress.xml&property.config=solrconfig-tlog.xml&name=test_col_shard2_replica_n1&action=CREATE&numShards=2&shard=shard2&wt=javabin
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o.a.s.h.a.CoreAdminOperation core create command 
qt=/admin/cores&collection.configName=org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates_config-set&newCollection=true&collection=test_col&version=2&replicaType=NRT&property.schema=schema-minimal-atomic-stress.xml&property.config=solrconfig-tlog.xml&name=test_col_shard1_replica_n1&action=CREATE&numShards=2&shard=shard1&wt=javabin
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o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 2147483647 
transient cores
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o.a.s.h.a.CoreAdminOperation core create command 
qt=/admin/cores&collection.configName=org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates_config-set&newCollection=true&collection=test_col&version=2&replicaType=NRT&property.schema=schema-minimal-atomic-stress.xml&property.config=solrconfig-tlog.xml&name=test_col_shard2_replica_n2&action=CREATE&numShards=2&shard=shard2&wt=javabin
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o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 2147483647 
transient cores
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o.a.s.h.a.CoreAdminOperation core create command 
qt=/admin/cores&collection.configName=org.apache.solr.cloud.TestStressCloudBlindAtomicUpdates_config-set&newCollection=true&collection=test_col&version=2&replicaType=NRT&property.schema=schema-minimal-atomic-stress.xml&property.config=solrconfig-tlog.xml&name=test_col_shard1_replica_n2&action=CREATE&numShards=2&shard=shard1&wt=javabin
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o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 2147483647 
transient cores
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged path:/collections/test_col/state.json] 
for collection [test_col] has occurred - updating... (live nodes size: [4])
   [junit4]   2> 221188 INFO  (zkCallback-207-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged path:/collections/test_col/state.json] 
for collection [test_col] has occurred - updating... (live nodes size: [4])
   [junit4]   2> 221188 INFO  (zkCallback-206-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged path:/collections/test_col/state.json] 
for collection [test_col] has occurred - updating... (live nodes size: [4])
   [junit4]   2> 221188 INFO  (zkCallback-208-thread-2) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged path:/collections/test_col/state.json] 
for collection [test_col] has occurred - updating... (live nodes size: [4])
   [junit4]   2> 222096 INFO  (qtp1483253943-1593) [    ] o.a.s.c.SolrConfig 
Using Lucene MatchVersion: 7.0.0
   [junit4]   2> 222096 INFO  (qtp1094671257-1603) [    ] o.a.s.c.SolrConfig 
Using Lucene MatchVersion: 7.0.0
   [junit4]   2> 222096 INFO  (qtp556972667-1591) [    ] o.a.s.c.SolrConfig 
Using Lucene MatchVersion: 7.0.0
   [junit4]   2> 222114 INFO  (qtp1922007066-1607) [    ] o.a.s.c.SolrConfig 
Using Lucene MatchVersion: 7.0.0
   [junit4]   2> 222121 INFO  (qtp556972667-1591) [    ] o.a.s.s.IndexSchema 
[test_col_shard1_replica_n1] Schema name=minimal-atomic-stress
   [junit4]   2> 222121 INFO  (qtp1094671257-1603) [    ] o.a.s.s.IndexSchema 
[test_col_shard1_replica_n2] Schema name=minimal-atomic-stress
   [junit4]   2> 222123 INFO  (qtp556972667-1591) [    ] o.a.s.s.IndexSchema 
Loaded schema minimal-atomic-stress/1.6 with uniqueid field id
   [junit4]   2> 222123 INFO  (qtp556972667-1591) [    ] o.a.s.c.CoreContainer 
Creating SolrCore 'test_col_shard1_replica_n1' using configuration from 
collection test_col, trusted=true
   [junit4]   2> 222123 INFO  (qtp1094671257-1603) [    ] o.a.s.s.IndexSchema 
Loaded schema minimal-atomic-stress/1.6 with uniqueid field id
   [junit4]   2> 222123 INFO  (qtp1094671257-1603) [    ] o.a.s.c.CoreContainer 
Creating SolrCore 'test_col_shard1_replica_n2' using configuration from 
collection test_col, trusted=true
   [junit4]   2> 222123 INFO  (qtp1483253943-1593) [    ] o.a.s.s.IndexSchema 
[test_col_shard2_replica_n1] Schema name=minimal-atomic-stress
   [junit4]   2> 222123 INFO  (qtp556972667-1591) [    ] 
o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_41675.solr.core.test_col.shard1.replica_n1' (registry 
'solr.core.test_col.shard1.replica_n1') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@4706a7c9
   [junit4]   2> 222123 INFO  (qtp556972667-1591) [    ] o.a.s.c.SolrCore 
solr.RecoveryStrategy.Builder
   [junit4]   2> 222123 INFO  (qtp1094671257-1603) [    ] 
o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_34551.solr.core.test_col.shard1.replica_n2' (registry 
'solr.core.test_col.shard1.replica_n2') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@4706a7c9
   [junit4]   2> 222124 INFO  (qtp556972667-1591) [    ] o.a.s.c.SolrCore 
[[test_col_shard1_replica_n1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node3/test_col_shard1_replica_n1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node3/./test_col_shard1_replica_n1/data/]
   [junit4]   2> 222124 INFO  (qtp1094671257-1603) [    ] o.a.s.c.SolrCore 
solr.RecoveryStrategy.Builder
   [junit4]   2> 222124 INFO  (qtp1094671257-1603) [    ] o.a.s.c.SolrCore 
[[test_col_shard1_replica_n2] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node2/test_col_shard1_replica_n2],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node2/./test_col_shard1_replica_n2/data/]
   [junit4]   2> 222124 INFO  (qtp1483253943-1593) [    ] o.a.s.s.IndexSchema 
Loaded schema minimal-atomic-stress/1.6 with uniqueid field id
   [junit4]   2> 222124 INFO  (qtp1483253943-1593) [    ] o.a.s.c.CoreContainer 
Creating SolrCore 'test_col_shard2_replica_n1' using configuration from 
collection test_col, trusted=true
   [junit4]   2> 222125 INFO  (qtp1483253943-1593) [    ] 
o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_42435.solr.core.test_col.shard2.replica_n1' (registry 
'solr.core.test_col.shard2.replica_n1') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@4706a7c9
   [junit4]   2> 222125 INFO  (qtp1922007066-1607) [    ] o.a.s.s.IndexSchema 
[test_col_shard2_replica_n2] Schema name=minimal-atomic-stress
   [junit4]   2> 222125 INFO  (qtp1483253943-1593) [    ] o.a.s.c.SolrCore 
solr.RecoveryStrategy.Builder
   [junit4]   2> 222125 INFO  (qtp1483253943-1593) [    ] o.a.s.c.SolrCore 
[[test_col_shard2_replica_n1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node4/test_col_shard2_replica_n1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestStressCloudBlindAtomicUpdates_6BB4E7F3706CCCD7-001/tempDir-001/node4/./test_col_shard2_replica_n1/data/]
   [junit4]   2> 222126 INFO  (qtp1922007066-1607) [    ] o.a.s.s.IndexSchema 
Loaded schema minimal-atomic-stress/1.6 with uniqueid field id
   [junit4]   2> 222126 INFO  (qtp1922007066-1607) [    ] o.a.s.c.CoreContainer 
Creating SolrCore 'test_col_shard2_replica_n2' using configuration from 
collection test_col, trusted=true
   [junit4]   2> 222126 INFO  (qtp1922007066-1607) [    ] 
o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_36881.solr.core.test_col.shard2.replica_n2' (registry 
'solr.core.test_col.shard2.replica_n2') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@4706a7c9
   [junit4]   2> 222126 INFO  (qtp1922007066-1607) [    ] o.a.s.c.SolrCore 
solr.RecoveryStrategy.Builder
   [junit4]   2> 222126 INFO  (qtp19220070

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

4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    3) Thread[id=10645, name=zkCallback-1719-thread-3, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    4) Thread[id=10644, name=zkCallback-1719-thread-2, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    5) Thread[id=10646, name=zkCallback-1719-thread-4, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    6) Thread[id=10643, name=coreZkRegister-4596-thread-1, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    7) Thread[id=10634, name=zkCallback-1719-thread-1, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >    8) Thread[id=10632, 
name=SUITE-BasicZkTest-seed#[6BB4E7F3706CCCD7]-worker-SendThread(127.0.0.1:35845),
 state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/java.lang.Thread.sleep(Native Method)
   [junit4]    >         at 
app//org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
   [junit4]    >         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
   [junit4]    >         at 
app//org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)
   [junit4]    >    9) Thread[id=10647, name=zkCallback-1719-thread-5, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >   10) Thread[id=10640, name=watches-1720-thread-1, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >   11) Thread[id=10653, name=zkCallback-1719-thread-6, 
state=TIMED_WAITING, group=TGRP-BasicZkTest]
   [junit4]    >         at java.base@9-ea/jdk.internal.misc.Unsafe.park(Native 
Method)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:232)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:462)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:361)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:937)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1085)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
   [junit4]    >         at 
java.base@9-ea/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >         at java.base@9-ea/java.lang.Thread.run(Thread.java:844)
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([6BB4E7F3706CCCD7]:0)
   [junit4] Completed [269/713 (2!)] on J2 in 27.81s, 1 test, 4 errors <<< 
FAILURES!

[...truncated 37712 lines...]
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