[JENKINS] Solr-main-Linux (64bit/hotspot/jdk-23.0.2) - Build # 31298 - Unstable!

[Policeman Jenkins Server via builds]

Build: https://jenkins.thetaphi.de/job/Solr-main-Linux/31298/
Java: 64bit/hotspot/jdk-23.0.2 -XX:-UseCompressedOops -XX:+UseSerialGC

5 tests failed.
FAILED:  org.apache.solr.cloud.CollectionsAPISolrJTest.classMethod

Error Message:
java.lang.AssertionError: ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>

Stack Trace:
java.lang.AssertionError: ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>
        at __randomizedtesting.SeedInfo.seed([125D4DF0E3435132]:0)
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotNull(Assert.java:756)
        at org.junit.Assert.assertNull(Assert.java:738)
        at 
org.apache.solr.SolrTestCase$1.afterIfSuccessful(SolrTestCase.java:101)
        at 
com.carrotsearch.randomizedtesting.rules.TestRuleAdapter$1.afterIfSuccessful(TestRuleAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:37)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base/java.lang.Thread.run(Thread.java:1575)


FAILED:  org.apache.solr.cloud.CollectionsAPISolrJTest.classMethod

Error Message:
java.lang.AssertionError: ObjectTracker found 1 object(s) that were not 
released!!! [ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 1 object(s) that were not 
released!!! [ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>

Stack Trace:
java.lang.AssertionError: ObjectTracker found 1 object(s) that were not 
released!!! [ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 1 object(s) that were not 
released!!! [ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>
        at __randomizedtesting.SeedInfo.seed([125D4DF0E3435132]:0)
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotNull(Assert.java:756)
        at org.junit.Assert.assertNull(Assert.java:738)
        at 
org.apache.solr.SolrTestCase$1.afterIfSuccessful(SolrTestCase.java:101)
        at 
com.carrotsearch.randomizedtesting.rules.TestRuleAdapter$1.afterIfSuccessful(TestRuleAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:37)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base/java.lang.Thread.run(Thread.java:1575)


FAILED:  org.apache.solr.cloud.CollectionsAPISolrJTest.classMethod

Error Message:
java.lang.AssertionError: ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>

Stack Trace:
java.lang.AssertionError: ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 3 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>
        at __randomizedtesting.SeedInfo.seed([125D4DF0E3435132]:0)
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotNull(Assert.java:756)
        at org.junit.Assert.assertNull(Assert.java:738)
        at 
org.apache.solr.SolrTestCase$1.afterIfSuccessful(SolrTestCase.java:101)
        at 
com.carrotsearch.randomizedtesting.rules.TestRuleAdapter$1.afterIfSuccessful(TestRuleAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:37)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base/java.lang.Thread.run(Thread.java:1575)


FAILED:  org.apache.solr.cloud.CollectionsAPISolrJTest.classMethod

Error Message:
java.lang.AssertionError: ObjectTracker found 2 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 2 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>

Stack Trace:
java.lang.AssertionError: ObjectTracker found 2 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

 expected null, but was:<ObjectTracker found 2 object(s) that were not 
released!!! [ZkShardTerms, ZkShardTerms]
org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

org.apache.solr.cloud.ZkShardTerms:org.apache.solr.common.util.ObjectReleaseTracker$ObjectTrackerException:
 org.apache.solr.cloud.ZkShardTerms
        at 
org.apache.solr.common.util.ObjectReleaseTracker.track(ObjectReleaseTracker.java:54)
        at org.apache.solr.cloud.ZkShardTerms.<init>(ZkShardTerms.java:106)
        at 
org.apache.solr.cloud.ZkCollectionTerms.lambda$getShard$0(ZkCollectionTerms.java:45)
        at java.base/java.util.HashMap.compute(HashMap.java:1325)
        at 
org.apache.solr.cloud.ZkCollectionTerms.getShard(ZkCollectionTerms.java:41)
        at 
org.apache.solr.cloud.ZkController.getShardTerms(ZkController.java:1936)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1886)
        at org.apache.solr.cloud.ZkController.publish(ZkController.java:1802)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.publishActiveIfRegisteredAndNotActive(ShardLeaderElectionContext.java:428)
        at 
org.apache.solr.cloud.ShardLeaderElectionContext.runLeaderProcess(ShardLeaderElectionContext.java:302)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:168)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:129)
        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:342)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.lambda$process$0(SolrZkClient.java:1061)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
        at java.base/java.lang.Thread.run(Thread.java:1575)
Caused by: java.lang.Exception: Submitter stack trace
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.execute(ExecutorUtil.java:348)
        at 
org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor.process(SolrZkClient.java:1057)
        at 
org.apache.curator.framework.imps.NamespaceWatcher.process(NamespaceWatcher.java:69)
        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:566)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:541)

>
        at __randomizedtesting.SeedInfo.seed([125D4DF0E3435132]:0)
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotNull(Assert.java:756)
        at org.junit.Assert.assertNull(Assert.java:738)
        at 
org.apache.solr.SolrTestCase$1.afterIfSuccessful(SolrTestCase.java:101)
        at 
com.carrotsearch.randomizedtesting.rules.TestRuleAdapter$1.afterIfSuccessful(TestRuleAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:37)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base/java.lang.Thread.run(Thread.java:1575)


FAILED:  org.apache.solr.cloud.LeaderTragicEventTest.classMethod

Error Message:
java.lang.Exception: Error shutting down MiniSolrCloudCluster

Stack Trace:
java.lang.Exception: Error shutting down MiniSolrCloudCluster
        at __randomizedtesting.SeedInfo.seed([125D4DF0E3435132]:0)
        at 
org.apache.solr.cloud.MiniSolrCloudCluster.checkForExceptions(MiniSolrCloudCluster.java:767)
        at 
org.apache.solr.cloud.MiniSolrCloudCluster.shutdown(MiniSolrCloudCluster.java:677)
        at 
org.apache.solr.cloud.SolrCloudTestCase.shutdownCluster(SolrCloudTestCase.java:147)
        at 
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
        at java.base/java.lang.reflect.Method.invoke(Method.java:580)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1763)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:909)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base/java.lang.Thread.run(Thread.java:1575)
        Suppressed: java.util.concurrent.TimeoutException
                at 
java.base/java.util.concurrent.CompletableFuture.timedGet(CompletableFuture.java:2004)
                at 
java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2139)
                at org.eclipse.jetty.server.Server.doStop(Server.java:663)
                at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:132)
                at 
org.apache.solr.embedded.JettySolrRunner.stop(JettySolrRunner.java:679)
                at 
org.apache.solr.cloud.MiniSolrCloudCluster.stopJettySolrRunner(MiniSolrCloudCluster.java:562)
                at 
org.apache.solr.cloud.MiniSolrCloudCluster.lambda$shutdown$5(MiniSolrCloudCluster.java:669)
                at 
java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
                at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:381)
                at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
                at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
                ... 1 more

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