Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-MacOSX/4207/
Java: 64bit/jdk-9 -XX:-UseCompressedOops -XX:+UseParallelGC 
--illegal-access=deny

1 tests failed.
FAILED:  
org.apache.solr.cloud.TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry

Error Message:
Captured an uncaught exception in thread: Thread[id=25490, 
name=OverseerAutoScalingTriggerThread-98772199430356994-dummy.host.com:8984_solr-n_0000000000,
 state=RUNNABLE, group=Overseer autoscaling triggers]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=25490, 
name=OverseerAutoScalingTriggerThread-98772199430356994-dummy.host.com:8984_solr-n_0000000000,
 state=RUNNABLE, group=Overseer autoscaling triggers]
        at 
__randomizedtesting.SeedInfo.seed([E9B9CF785279AD0C:3F66EE226464BE94]:0)
Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events/.auto_add_replicas
        at __randomizedtesting.SeedInfo.seed([E9B9CF785279AD0C]:0)
        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:107)
        at 
org.apache.solr.cloud.autoscaling.TriggerEventQueue.<init>(TriggerEventQueue.java:44)
        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers$ScheduledTrigger.<init>(ScheduledTriggers.java:398)
        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers.add(ScheduledTriggers.java:149)
        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:220)
        at java.base/java.lang.Thread.run(Thread.java:844)
Caused by: org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /autoscaling/events/.auto_add_replicas
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:93)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:105)
        ... 5 more




Build Log:
[...truncated 13284 lines...]
   [junit4] Suite: org.apache.solr.cloud.TestLeaderElectionZkExpiry
   [junit4]   2> Creating dataDir: 
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/solr/build/solr-core/test/J0/temp/solr.cloud.TestLeaderElectionZkExpiry_E9B9CF785279AD0C-001/init-core-data-001
   [junit4]   2> 2516353 WARN  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=2 numCloses=2
   [junit4]   2> 2516353 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Using TrieFields (NUMERIC_POINTS_SYSPROP=false) 
w/NUMERIC_DOCVALUES_SYSPROP=true
   [junit4]   2> 2516354 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (true) and clientAuth (false) via: 
@org.apache.solr.util.RandomizeSSL(reason="", value=0.0/0.0, ssl=0.0/0.0, 
clientAuth=0.0/0.0) w/ MAC_OS_X supressed clientAuth
   [junit4]   2> 2516354 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 SecureRandom sanity checks: 
test.solr.allowed.securerandom=null & java.security.egd=file:/dev/./urandom
   [junit4]   2> 2516355 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.SolrTestCaseJ4 ###Starting testLeaderElectionWithZkExpiry
   [junit4]   2> 2516357 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.SolrXmlConfig MBean server found: 
com.sun.jmx.mbeanserver.JmxMBeanServer@4cf80e12, but no JMX reporters were 
configured - adding default JMX reporter.
   [junit4]   2> 2516389 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.node' (registry 
'solr.node') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@4cf80e12
   [junit4]   2> 2516398 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jvm' (registry 
'solr.jvm') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@4cf80e12
   [junit4]   2> 2516398 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jetty' (registry 
'solr.jetty') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@4cf80e12
   [junit4]   2> 2516399 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.CorePropertiesLocator Found 0 core definitions underneath 
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/solr/build/solr-core/test/J0/temp/solr.cloud.TestLeaderElectionZkExpiry_E9B9CF785279AD0C-001/testLeaderElectionWithZkExpiry-solr-001
   [junit4]   2> 2516400 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 2516400 INFO  (Thread-4351) [    ] o.a.s.c.ZkTestServer client 
port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 2516400 INFO  (Thread-4351) [    ] o.a.s.c.ZkTestServer 
Starting server
   [junit4]   2> 2516402 ERROR (Thread-4351) [    ] o.a.z.s.ZooKeeperServer 
ZKShutdownHandler is not registered, so ZooKeeper server won't take any action 
on ERROR or SHUTDOWN server state changes
   [junit4]   2> 2516510 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.ZkTestServer start zk server on port:50813
   [junit4]   2> 2516675 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.Overseer Overseer (id=null) closing
   [junit4]   2> 2516676 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.OverseerElectionContext I am going to be the leader 
dummy.host.com:8984_solr
   [junit4]   2> 2516677 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.Overseer Overseer 
(id=98772199430356994-dummy.host.com:8984_solr-n_0000000000) starting
   [junit4]   2> 2516686 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/dummy.host.com:8984_solr
   [junit4]   2> 2516687 INFO  
(OverseerStateUpdate-98772199430356994-dummy.host.com:8984_solr-n_0000000000) [ 
   ] o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 2516796 WARN  (zkCallback-4553-thread-4) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2516796 WARN  (zkCallback-4553-thread-4) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2518545 WARN  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C]-SendThread(127.0.0.1:50813))
 [    ] o.a.z.ClientCnxn Unable to reconnect to ZooKeeper service, session 
0x15ee8cac4bb0002 has expired
   [junit4]   2> 2518546 WARN  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2518546 WARN  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2518546 INFO  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.Overseer Overseer 
(id=98772199430356994-dummy.host.com:8984_solr-n_0000000000) closing
   [junit4]   2> 2518547 INFO  
(OverseerStateUpdate-98772199430356994-dummy.host.com:8984_solr-n_0000000000) [ 
   ] o.a.s.c.Overseer Overseer Loop exiting : dummy.host.com:8984_solr
   [junit4]   2> 2518548 ERROR (OverseerExitThread) [    ] o.a.s.c.Overseer 
could not read the data
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /overseer_elect/leader
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1212)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:357)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:299)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]   2> 2518650 WARN  (zkCallback-4553-thread-2) [    ] 
o.a.s.c.c.ZkStateReader ZooKeeper watch triggered, but Solr cannot talk to ZK: 
[KeeperErrorCode = Session expired for /live_nodes]
   [junit4]   2> 2518650 WARN  
(OverseerAutoScalingTriggerThread-98772199430356994-dummy.host.com:8984_solr-n_0000000000)
 [    ] o.a.s.c.a.TriggerBase Exception checking ZK path 
/autoscaling/triggerState
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /autoscaling/triggerState
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.setData(ZooKeeper.java:1327)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$8.execute(SolrZkClient.java:374)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$8.execute(SolrZkClient.java:371)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.setData(SolrZkClient.java:371)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:555)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:415)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.TriggerBase.<init>(TriggerBase.java:45)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.NodeLostTrigger.<init>(NodeLostTrigger.java:72)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.AutoScaling$TriggerFactory.create(AutoScaling.java:137)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.loadTriggers(OverseerTriggerThread.java:365)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.refreshAutoScalingConf(OverseerTriggerThread.java:312)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:137)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]   2> okt 04, 2017 3:09:18 PM 
com.carrotsearch.randomizedtesting.RandomizedRunner$QueueUncaughtExceptionsHandler
 uncaughtException
   [junit4]   2> WARNING: Uncaught exception in thread: 
Thread[OverseerAutoScalingTriggerThread-98772199430356994-dummy.host.com:8984_solr-n_0000000000,5,Overseer
 autoscaling triggers]
   [junit4]   2> org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events/.auto_add_replicas
   [junit4]   2>        at 
__randomizedtesting.SeedInfo.seed([E9B9CF785279AD0C]:0)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:107)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.TriggerEventQueue.<init>(TriggerEventQueue.java:44)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers$ScheduledTrigger.<init>(ScheduledTriggers.java:398)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers.add(ScheduledTriggers.java:149)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:220)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events/.auto_add_replicas
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:93)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:105)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2518665 WARN  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2518667 INFO  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2518668 INFO  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2518671 INFO  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 2518785 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2518785 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2519902 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0003 has expired
   [junit4]   2> 2519902 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2519902 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2519902 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2519905 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2519905 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2520027 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2520027 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2521774 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0004 has expired
   [junit4]   2> 2521774 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2521774 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2521774 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2521775 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2521775 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2521877 ERROR (zkCallback-4553-thread-3) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1212)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:357)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLegacyClusterState(ZkStateReader.java:584)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:434)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$3.lambda$process$0(SolrZkClient.java:269)
   [junit4]   2>        at 
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
   [junit4]   2>        at 
java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
   [junit4]   2>        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]   2>        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
   [junit4]   2>        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]   2> 
   [junit4]   2> 2521878 ERROR (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$3.lambda$process$0(SolrZkClient.java:269)
   [junit4]   2>        at 
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:514)
   [junit4]   2>        at 
java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
   [junit4]   2>        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]   2>        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
   [junit4]   2>        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
   [junit4]   2>        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1212)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:357)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:354)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLegacyClusterState(ZkStateReader.java:584)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:434)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 10 more
   [junit4]   2> 
   [junit4]   2> 2521879 WARN  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2521879 INFO  (zkCallback-4553-thread-3) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2521892 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2521893 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2523156 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0005 has expired
   [junit4]   2> 2523156 WARN  (NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0) [    ] 
o.a.z.s.NIOServerCnxn Exception causing close of session 0x15ee8cac4bb0005 due 
to java.nio.channels.CancelledKeyException
   [junit4]   2> 2523156 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2523157 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2523157 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2523160 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2523160 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2523278 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2523278 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2525211 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0006 has expired
   [junit4]   2> 2525211 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2525212 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2525212 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2525214 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2525214 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2525313 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2525314 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2525314 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2525314 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2525329 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2525329 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2526370 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0007 has expired
   [junit4]   2> 2526370 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2526371 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2526371 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2526374 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2526374 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2526488 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 2526488 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 2527730 WARN  
(zkCallback-4553-thread-3-SendThread(127.0.0.1:50813)) [    ] o.a.z.ClientCnxn 
Unable to reconnect to ZooKeeper service, session 0x15ee8cac4bb0008 has expired
   [junit4]   2> 2527730 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@4cd790aa name: 
ZooKeeperConnection Watcher:127.0.0.1:50813/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 2527730 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 2527730 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 2527732 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connection with ZooKeeper reestablished.
   [junit4]   2> 2527732 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController ZooKeeper session re-connected ... refreshing core states 
after session expiration.
   [junit4]   2> 2527830 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2527831 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2527841 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2527838 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.OverseerElectionContext I am going to be the leader 
dummy.host.com:8984_solr
   [junit4]   2> 2527842 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2527844 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.OverseerElectionContext I am going to be the leader 
dummy.host.com:8984_solr
   [junit4]   2> 2527844 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.TestLeaderElectionZkExpiry Time=1057681275554701 Overseer 
leader is = dummy.host.com:8984_solr
   [junit4]   2> 2527845 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.Overseer Overseer 
(id=98772199430357002-dummy.host.com:8984_solr-n_0000000001) starting
   [junit4]   2> 2527847 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.CoreContainer Shutting down CoreContainer instance=833082550
   [junit4]   2> 2527847 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.SolrMetricManager Closing metric reporters for 
registry=solr.node, tag=null
   [junit4]   2> 2527847 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@2d9e522a: rootName = null, 
domain = solr.node, service url = null, agent id = null] for registry solr.node 
/ com.codahale.metrics.MetricRegistry@79515166
   [junit4]   2> 2527853 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.SolrMetricManager Closing metric reporters for 
registry=solr.jvm, tag=null
   [junit4]   2> 2527853 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@1ce88c33: rootName = null, 
domain = solr.jvm, service url = null, agent id = null] for registry solr.jvm / 
com.codahale.metrics.MetricRegistry@3c8592af
   [junit4]   2> 2527856 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.SolrMetricManager Closing metric reporters for 
registry=solr.jetty, tag=null
   [junit4]   2> 2527856 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@27b3d603: rootName = null, 
domain = solr.jetty, service url = null, agent id = null] for registry 
solr.jetty / com.codahale.metrics.MetricRegistry@1c5d9a3f
   [junit4]   2> 2527857 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 
2147483647 transient cores
   [junit4]   2> 2527857 ERROR 
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.z.s.ZooKeeperServer ZKShutdownHandler is not registered, so 
ZooKeeper server won't take any action on ERROR or SHUTDOWN server state changes
   [junit4]   2> 2527857 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.c.ZkTestServer connecting to 127.0.0.1:50813 50813
   [junit4]   2> 2527876 INFO  (Thread-4351) [    ] o.a.s.c.ZkTestServer 
connecting to 127.0.0.1:50813 50813
   [junit4]   2> 2528371 WARN  (Thread-4351) [    ] o.a.s.c.ZkTestServer Watch 
limit violations: 
   [junit4]   2> Maximum concurrent create/delete watches above limit:
   [junit4]   2> 
   [junit4]   2>        5       /solr/clusterprops.json
   [junit4]   2>        3       /solr/aliases.json
   [junit4]   2>        3       /solr/security.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent data watches above limit:
   [junit4]   2> 
   [junit4]   2>        4       /solr/clusterstate.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent children watches above limit:
   [junit4]   2> 
   [junit4]   2>        4       /solr/live_nodes
   [junit4]   2>        4       /solr/collections
   [junit4]   2> 
   [junit4]   2> 2528373 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E9B9CF785279AD0C])
 [    ] o.a.s.SolrTestCaseJ4 ###Ending testLeaderElectionWithZkExpiry
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=TestLeaderElectionZkExpiry 
-Dtests.method=testLeaderElectionWithZkExpiry -Dtests.seed=E9B9CF785279AD0C 
-Dtests.slow=true -Dtests.locale=az-Latn-AZ 
-Dtests.timezone=America/Port-au-Prince -Dtests.asserts=true 
-Dtests.file.encoding=UTF-8
   [junit4] ERROR   12.0s J0 | 
TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry <<<
   [junit4]    > Throwable #1: 
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=25490, 
name=OverseerAutoScalingTriggerThread-98772199430356994-dummy.host.com:8984_solr-n_0000000000,
 state=RUNNABLE, group=Overseer autoscaling triggers]
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([E9B9CF785279AD0C:3F66EE226464BE94]:0)
   [junit4]    > Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events/.auto_add_replicas
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([E9B9CF785279AD0C]:0)
   [junit4]    >        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:107)
   [junit4]    >        at 
org.apache.solr.cloud.autoscaling.TriggerEventQueue.<init>(TriggerEventQueue.java:44)
   [junit4]    >        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers$ScheduledTrigger.<init>(ScheduledTriggers.java:398)
   [junit4]    >        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers.add(ScheduledTriggers.java:149)
   [junit4]    >        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:220)
   [junit4]    >        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]    > Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events/.auto_add_replicas
   [junit4]    >        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]    >        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]    >        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]    >        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]    >        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]    >        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]    >        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]    >        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:93)
   [junit4]    >        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
   [junit4]    >        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:105)
   [junit4]    >        ... 5 more
   [junit4]   2> 2528384 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 ###deleteCore
   [junit4]   2> 2528384 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.c.CoreContainer Shutting down CoreContainer instance=833082550
   [junit4]   2> 2528385 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.node, 
tag=null
   [junit4]   2> 2528385 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jvm, 
tag=null
   [junit4]   2> 2528385 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jetty, 
tag=null
   [junit4]   2> 2528385 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E9B9CF785279AD0C]-worker) [    ] 
o.a.s.SolrTestCaseJ4 ------------------------------------------------------- 
Done waiting for tracked resources to be released
   [junit4]   2> Oct 04, 2017 7:09:28 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 4 leaked 
thread(s).
   [junit4]   2> 2529355 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /aliases.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:306)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:441)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2529355 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /aliases.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:306)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:441)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2529355 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2529355 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.Overseer Could not create Overseer node
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /overseer
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:392)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:755)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.start(Overseer.java:513)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:798)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:307)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:216)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:347)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 2529355 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /overseer_elect/leader
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$10.execute(SolrZkClient.java:527)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:524)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:467)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:454)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:787)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:307)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:216)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:347)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2529356 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController :java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:764)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.start(Overseer.java:513)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:798)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:307)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:216)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:347)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:392)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:755)
   [junit4]   2>        ... 12 more
   [junit4]   2> 
   [junit4]   2> 2529356 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:764)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.start(Overseer.java:513)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:798)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:307)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:216)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:347)
   [junit4]   2>        ... 5 more
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:392)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$9.execute(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:389)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:755)
   [junit4]   2>        ... 12 more
   [junit4]   2> 
   [junit4]   2> 2529356 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2529355 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2529356 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2529355 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2529356 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer_elect/leader
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$10.execute(SolrZkClient.java:527)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:524)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:467)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:454)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:787)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:307)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:216)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:347)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2529357 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2529357 ERROR (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper 
failed:org.apache.solr.common.cloud.ZooKeeperException: 
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:407)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager$1.update(ConnectionManager.java:168)
   [junit4]   2>        at 
org.apache.solr.common.cloud.DefaultConnectionStrategy.reconnect(DefaultConnectionStrategy.java:57)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ConnectionManager.process(ConnectionManager.java:142)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /clusterstate.json
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1102)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:323)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:320)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:426)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2529357 WARN  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.DefaultConnectionStrategy Reconnect to ZooKeeper failed
   [junit4]   2> 2529357 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2529357 INFO  (zkCallback-4553-thread-3-EventThread) [    ] 
o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70): {}, 
docValues:{}, maxPointsInLeafNode=1317, maxMBSortInHeap=6.185278025816121, 
sim=RandomSimilarity(queryNorm=true): {}, locale=az-Latn-AZ, 
timezone=America/Port-au-Prince
   [junit4]   2> NOTE: Mac OS X 10.11.6 x86_64/Oracle Corporation 9 
(64-bit)/cpus=3,threads=1,free=41990200,total=519045120
   [junit4]   2> NOTE: All tests run in this JVM: [DocValuesMissingTest, 
TestPKIAuthenticationPlugin, HealthCheckHandlerTest, TestLFUCache, 
CurrencyFieldTypeTest, TestDistributedStatsComponentCardinality, 
HdfsUnloadDistributedZkTest, MoveReplicaHDFSTest, CdcrRequestHandlerTest, 
TestCustomStream, MinimalSchemaTest, PeerSyncWithIndexFingerprintCachingTest, 
TestDistribDocBasedVersion, AssignTest, CollectionStateFormat2Test, 
CoreAdminHandlerTest, TestHashPartitioner, ResponseHeaderTest, BJQParserTest, 
TestStressLiveNodes, SegmentsInfoRequestHandlerTest, JSONWriterTest, RulesTest, 
HdfsLockFactoryTest, TestFieldTypeCollectionResource, 
HdfsBasicDistributedZk2Test, ClusterStateTest, CdcrUpdateLogTest, 
TestBulkSchemaConcurrent, TestStressReorder, ReturnFieldsTest, 
TestInPlaceUpdatesStandalone, TestNumericRangeQuery64, OutputWriterTest, 
TestManagedResourceStorage, DirectUpdateHandlerOptimizeTest, 
OverseerTaskQueueTest, TimeZoneUtilsTest, TestSolrConfigHandlerConcurrent, 
HdfsThreadLeakTest, InfoHandlerTest, CdcrReplicationDistributedZkTest, 
TestManagedSchemaAPI, TestFieldCacheSort, HdfsCollectionsAPIDistributedZkTest, 
TestClassicSimilarityFactory, ExecutePlanActionTest, HardAutoCommitTest, 
TestSSLRandomization, TestSurroundQueryParser, AutoAddReplicasIntegrationTest, 
ZkStateReaderTest, XmlUpdateRequestHandlerTest, TestJsonFacets, 
TestPointFields, BinaryUpdateRequestHandlerTest, 
TestDynamicFieldCollectionResource, TestLazyCores, CursorPagingTest, 
TestDistributedSearch, OverseerCollectionConfigSetProcessorTest, 
OutOfBoxZkACLAndCredentialsProvidersTest, 
ChaosMonkeyNothingIsSafeWithPullReplicasTest, TestIBSimilarityFactory, 
HdfsRecoverLeaseTest, TestBinaryField, TestUtils, NodeLostTriggerTest, 
TestUpdate, SSLMigrationTest, TestWriterPerf, V2ApiIntegrationTest, 
TestCloudInspectUtil, ShufflingReplicaListTransformerTest, TestLegacyField, 
BigEndianAscendingWordSerializerTest, HdfsRestartWhileUpdatingTest, 
TestFuzzyAnalyzedSuggestions, TestSlowCompositeReaderWrapper, 
XsltUpdateRequestHandlerTest, TestSimpleTextCodec, 
UniqFieldsUpdateProcessorFactoryTest, DistribDocExpirationUpdateProcessorTest, 
AnalysisAfterCoreReloadTest, TestCloudRecovery, 
TestManagedSynonymGraphFilterFactory, SolrJmxReporterTest, 
MultiThreadedOCPTest, TestNumericTerms64, WrapperMergePolicyFactoryTest, 
AutoscalingHistoryHandlerTest, TestMacroExpander, TestXIncludeConfig, 
PKIAuthenticationIntegrationTest, TestAtomicUpdateErrorCases, 
SearchHandlerTest, TestHdfsUpdateLog, SimplePostToolTest, 
TestLegacyNumericUtils, DistributedDebugComponentTest, SortByFunctionTest, 
AliasIntegrationTest, TestFieldCache, TestHighlightDedupGrouping, 
TestBinaryResponseWriter, AtomicUpdateProcessorFactoryTest, TestOrdValues, 
ShardRoutingTest, PrimUtilsTest, TestNoOpRegenerator, BlockJoinFacetRandomTest, 
VMParamsZkACLAndCredentialsProvidersTest, CircularListTest, 
SimpleCollectionCreateDeleteTest, TestNestedDocsSort, 
DistributedFacetExistsSmallTest, TestJmxIntegration, 
SolrMetricsIntegrationTest, TestZkAclsWithHadoopAuth, TestRequestForwarding, 
TestSolrDeletionPolicy2, UnloadDistributedZkTest, SolrTestCaseJ4Test, 
TestPseudoReturnFields, TestRandomDVFaceting, FieldAnalysisRequestHandlerTest, 
RecoveryAfterSoftCommitTest, MetricsConfigTest, 
TlogReplayBufferedWhileIndexingTest, LeaderElectionTest, HighlighterTest, 
TestStressRecovery, TestBackupRepositoryFactory, TestXmlQParserPlugin, 
TestCodecSupport, TestGraphMLResponseWriter, DocValuesNotIndexedTest, 
DirectoryFactoryTest, SolrInfoBeanTest, TestLegacyFieldCache, 
IndexBasedSpellCheckerTest, SparseHLLTest, ClassificationUpdateProcessorTest, 
TestReplicationHandlerBackup, DocValuesTest, ResourceLoaderTest, 
TestPolicyCloud, LeaderFailureAfterFreshStartTest, CoreAdminRequestStatusTest, 
TestSolrCloudWithKerberosAlt, PrimitiveFieldTypeTest, 
TestDocBasedVersionConstraints, SliceStateTest, HttpTriggerListenerTest, 
TestSchemaSimilarityResource, MultiTermTest, BooleanFieldTest, 
TestLMDirichletSimilarityFactory, CloudExitableDirectoryReaderTest, 
TestTrackingShardHandlerFactory, TestSerializedLuceneMatchVersion, 
TestMaxTokenLenTokenizer, TestBulkSchemaAPI, BasicDistributedZkTest, 
LargeFieldTest, TestAddFieldRealTimeGet, TestMissingGroups, 
TestCloudSchemaless, QueryParsingTest, RequestHandlersTest, TestCoreContainer, 
SuggesterTest, MissingSegmentRecoveryTest, BasicAuthIntegrationTest, 
ConnectionManagerTest, TestConfigSetImmutable, ClusterStateUpdateTest, 
BasicDistributedZk2Test, SyncSliceTest, OpenCloseCoreStressTest, OverseerTest, 
LeaderElectionIntegrationTest, RecoveryZkTest, FullSolrCloudDistribCmdsTest, 
TestReplicationHandler, ZkCLITest, ShardRoutingCustomTest, TestFaceting, 
TestRecovery, TermVectorComponentDistributedTest, TestReload, TestRangeQuery, 
SpellCheckComponentTest, PeerSyncTest, ShowFileRequestHandlerTest, 
DistributedQueryElevationComponentTest, SolrIndexSplitterTest, 
SignatureUpdateProcessorFactoryTest, TestExtendedDismaxParser, 
SolrRequestParserTest, TestFoldingMultitermQuery, TestStressLucene, 
SpatialFilterTest, SuggesterWFSTTest, TestCSVLoader, PolyFieldTest, 
NoCacheHeaderTest, WordBreakSolrSpellCheckerTest, 
FieldMutatingUpdateProcessorTest, TestWordDelimiterFilterFactory, 
DefaultValueUpdateProcessorTest, TestRemoteStreaming, DistanceFunctionTest, 
DebugComponentTest, DisMaxRequestHandlerTest, DirectSolrSpellCheckerTest, 
TestReversedWildcardFilterFactory, TestQueryTypes, TestOmitPositions, 
FileBasedSpellCheckerTest, TermsComponentTest, DocumentBuilderTest, 
PathHierarchyTokenizerFactoryTest, TestIndexingPerformance, 
MoreLikeThisHandlerTest, RequiredFieldsTest, FastVectorHighlighterTest, 
LoggingHandlerTest, RegexBoostProcessorTest, IndexSchemaTest, 
TestCollationField, TestCSVResponseWriter, MBeansHandlerTest, 
HighlighterConfigTest, TestQuerySenderListener, UpdateParamsTest, 
AlternateDirectoryTest, TestQuerySenderNoQuery, CopyFieldTest, 
TestMergePolicyConfig, ExternalFileFieldSortTest, TestPostingsSolrHighlighter, 
TestLuceneMatchVersion, SpellPossibilityIteratorTest, TestCharFilters, 
EchoParamsTest, TestDFRSimilarityFactory, ScriptEngineTest, 
URLClassifyProcessorTest, TestFastLRUCache, ChaosMonkeyNothingIsSafeTest, 
CdcrReplicationHandlerTest, CdcrVersionReplicationTest, 
CollectionsAPIAsyncDistributedZkTest, DeleteInactiveReplicaTest, 
DeleteLastCustomShardedReplicaTest, DeleteReplicaTest, DistribCursorPagingTest, 
LeaderElectionContextKeyTest, LeaderInitiatedRecoveryOnCommitTest, 
LeaderInitiatedRecoveryOnShardRestartTest, MigrateRouteKeyTest, 
OverseerRolesTest, ReplaceNodeTest, RestartWhileUpdatingTest, ShardSplitTest, 
TestConfigSetsAPIExclusivity, TestConfigSetsAPIZkFailure, TestCryptoKeys, 
TestDeleteCollectionOnDownNodes, TestExclusionRuleCollectionAccess, 
TestLeaderElectionZkExpiry]
   [junit4] Completed [546/745 (1!)] on J0 in 13.07s, 1 test, 1 error <<< 
FAILURES!

[...truncated 40317 lines...]
BUILD FAILED
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/build.xml:826: The following 
error occurred while executing this line:
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/build.xml:706: The following 
error occurred while executing this line:
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/build.xml:693: Source 
checkout is dirty (unversioned/missing files) after running tests!!! Offending 
files:
* lucene/licenses/morfologik-ukrainian-search-3.7.5.jar.sha1

Total time: 76 minutes 8 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
[WARNINGS] Skipping publisher since build result is FAILURE
Recording test results
Email was triggered for: Failure - Any
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