Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-MacOSX/5612/
Java: 64bit/jdk-12.0.2 -XX:-UseCompressedOops -XX:+UseParallelGC

2 tests failed.
FAILED:  
org.apache.solr.cloud.LeaderElectionIntegrationTest.testSimpleSliceLeaderElection

Error Message:
No registered leader was found after waiting for 30000ms , collection: 
collection1 slice: shard1 saw 
state=DocCollection(collection1//collections/collection1/state.json/18)={   
"pullReplicas":"0",   "replicationFactor":"1",   "shards":{     "shard1":{      
 "range":"80000000-ffffffff",       "state":"active",       "replicas":{        
 "core_node3":{           "core":"collection1_shard1_replica_n1",           
"base_url":"http://127.0.0.1:51984/solr";,           
"node_name":"127.0.0.1:51984_solr",           "state":"down",           
"type":"NRT",           "force_set_state":"false"},         "core_node6":{      
     "core":"collection1_shard1_replica_n5",           
"base_url":"http://127.0.0.1:51987/solr";,           
"node_name":"127.0.0.1:51987_solr",           "state":"down",           
"type":"NRT",           "force_set_state":"false"},         "core_node8":{      
     "core":"collection1_shard1_replica_n7",           
"base_url":"http://127.0.0.1:51988/solr";,           
"node_name":"127.0.0.1:51988_solr",           "state":"active",           
"type":"NRT",           "force_set_state":"false",           "leader":"true"},  
       "core_node10":{           "core":"collection1_shard1_replica_n9",        
   "base_url":"http://127.0.0.1:51992/solr";,           
"node_name":"127.0.0.1:51992_solr",           "state":"active",           
"type":"NRT",           "force_set_state":"false"},         "core_node12":{     
      "core":"collection1_shard1_replica_n11",           
"base_url":"http://127.0.0.1:51986/solr";,           
"node_name":"127.0.0.1:51986_solr",           "state":"active",           
"type":"NRT",           "force_set_state":"false"}}},     "shard2":{       
"range":"0-7fffffff",       "state":"active",       "replicas":{"core_node4":{  
         "core":"collection1_shard2_replica_n2",           
"base_url":"http://127.0.0.1:51985/solr";,           
"node_name":"127.0.0.1:51985_solr",           "state":"active",           
"type":"NRT",           "force_set_state":"false",           
"leader":"true"}}}},   "router":{"name":"compositeId"},   
"maxShardsPerNode":"1",   "autoAddReplicas":"false",   "nrtReplicas":"1",   
"tlogReplicas":"0"} with live_nodes=[127.0.0.1:51986_solr, 
127.0.0.1:51985_solr, 127.0.0.1:51988_solr, 127.0.0.1:51992_solr]

Stack Trace:
org.apache.solr.common.SolrException: No registered leader was found after 
waiting for 30000ms , collection: collection1 slice: shard1 saw 
state=DocCollection(collection1//collections/collection1/state.json/18)={
  "pullReplicas":"0",
  "replicationFactor":"1",
  "shards":{
    "shard1":{
      "range":"80000000-ffffffff",
      "state":"active",
      "replicas":{
        "core_node3":{
          "core":"collection1_shard1_replica_n1",
          "base_url":"http://127.0.0.1:51984/solr";,
          "node_name":"127.0.0.1:51984_solr",
          "state":"down",
          "type":"NRT",
          "force_set_state":"false"},
        "core_node6":{
          "core":"collection1_shard1_replica_n5",
          "base_url":"http://127.0.0.1:51987/solr";,
          "node_name":"127.0.0.1:51987_solr",
          "state":"down",
          "type":"NRT",
          "force_set_state":"false"},
        "core_node8":{
          "core":"collection1_shard1_replica_n7",
          "base_url":"http://127.0.0.1:51988/solr";,
          "node_name":"127.0.0.1:51988_solr",
          "state":"active",
          "type":"NRT",
          "force_set_state":"false",
          "leader":"true"},
        "core_node10":{
          "core":"collection1_shard1_replica_n9",
          "base_url":"http://127.0.0.1:51992/solr";,
          "node_name":"127.0.0.1:51992_solr",
          "state":"active",
          "type":"NRT",
          "force_set_state":"false"},
        "core_node12":{
          "core":"collection1_shard1_replica_n11",
          "base_url":"http://127.0.0.1:51986/solr";,
          "node_name":"127.0.0.1:51986_solr",
          "state":"active",
          "type":"NRT",
          "force_set_state":"false"}}},
    "shard2":{
      "range":"0-7fffffff",
      "state":"active",
      "replicas":{"core_node4":{
          "core":"collection1_shard2_replica_n2",
          "base_url":"http://127.0.0.1:51985/solr";,
          "node_name":"127.0.0.1:51985_solr",
          "state":"active",
          "type":"NRT",
          "force_set_state":"false",
          "leader":"true"}}}},
  "router":{"name":"compositeId"},
  "maxShardsPerNode":"1",
  "autoAddReplicas":"false",
  "nrtReplicas":"1",
  "tlogReplicas":"0"} with live_nodes=[127.0.0.1:51986_solr, 
127.0.0.1:51985_solr, 127.0.0.1:51988_solr, 127.0.0.1:51992_solr]
        at 
__randomizedtesting.SeedInfo.seed([B5BD45A0993D350E:EB8988EEDA42A9E9]:0)
        at 
org.apache.solr.common.cloud.ZkStateReader.getLeaderRetry(ZkStateReader.java:979)
        at 
org.apache.solr.cloud.LeaderElectionIntegrationTest.getLeader(LeaderElectionIntegrationTest.java:170)
        at 
org.apache.solr.cloud.LeaderElectionIntegrationTest.testSimpleSliceLeaderElection(LeaderElectionIntegrationTest.java:82)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:567)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1754)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:942)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:978)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:992)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:819)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:470)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:951)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:836)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:887)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:898)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:370)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:826)
        at java.base/java.lang.Thread.run(Thread.java:835)


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

Error Message:
1 thread leaked from SUITE scope at org.apache.solr.cloud.LeaderElectionTest:   
  1) Thread[id=12840, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-LeaderElectionTest]         at 
[email protected]/java.lang.Thread.sleep(Native Method)         at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:151)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 1 thread leaked from SUITE 
scope at org.apache.solr.cloud.LeaderElectionTest: 
   1) Thread[id=12840, name=SessionTracker, state=TIMED_WAITING, 
group=TGRP-LeaderElectionTest]
        at [email protected]/java.lang.Thread.sleep(Native Method)
        at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:151)
        at __randomizedtesting.SeedInfo.seed([B5BD45A0993D350E]:0)




Build Log:
[...truncated 13504 lines...]
   [junit4] Suite: org.apache.solr.cloud.LeaderElectionTest
   [junit4]   2> 624586 INFO  
(SUITE-LeaderElectionTest-seed#[B5BD45A0993D350E]-worker) [     ] 
o.a.s.SolrTestCaseJ4 SecureRandom sanity checks: 
test.solr.allowed.securerandom=null & java.security.egd=file:/dev/./urandom
   [junit4]   2> 624587 INFO  
(SUITE-LeaderElectionTest-seed#[B5BD45A0993D350E]-worker) [     ] 
o.a.s.SolrTestCaseJ4 Created dataDir: 
/Users/jenkins/workspace/Lucene-Solr-master-MacOSX/solr/build/solr-core/test/J2/temp/solr.cloud.LeaderElectionTest_B5BD45A0993D350E-001/data-dir-40-001
   [junit4]   2> 624587 WARN  
(SUITE-LeaderElectionTest-seed#[B5BD45A0993D350E]-worker) [     ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=13 numCloses=13
   [junit4]   2> 624587 INFO  
(SUITE-LeaderElectionTest-seed#[B5BD45A0993D350E]-worker) [     ] 
o.a.s.SolrTestCaseJ4 Using TrieFields (NUMERIC_POINTS_SYSPROP=false) 
w/NUMERIC_DOCVALUES_SYSPROP=false
   [junit4]   2> 624588 INFO  
(SUITE-LeaderElectionTest-seed#[B5BD45A0993D350E]-worker) [     ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (false) 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> 624595 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.SolrTestCaseJ4 ###Starting testCancelElection
   [junit4]   2> 624596 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 624597 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 624597 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer Starting server
   [junit4]   2> 624699 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer start zk server on port:51834
   [junit4]   2> 624699 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer waitForServerUp: 127.0.0.1:51834
   [junit4]   2> 624699 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:51834
   [junit4]   2> 624699 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1 51834
   [junit4]   2> 624713 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 624739 INFO  (zkConnectionManagerCallback-5335-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 624740 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 624772 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 624783 INFO  (zkConnectionManagerCallback-5337-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 624785 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 624787 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 624791 INFO  (zkConnectionManagerCallback-5339-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 624791 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 625192 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection2/leaders/slice1
   [junit4]   2> 625204 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node 
/collections/collection2/leaders/slice1/leader after winning as 
/collections/collection2/leader_elect/slice1/election/72093175980687362-dummynode1-n_0000000000
   [junit4]   2> 626211 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection2/leaders/slice1
   [junit4]   2> 627241 INFO  (zkCallback-5338-thread-1) [     ] 
o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node 
/collections/collection2/leaders/slice1/leader after winning as 
/collections/collection2/leader_elect/slice1/election/72093175980687362-dummynode2-n_0000000001
   [junit4]   2> 628356 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer Shutting down ZkTestServer.
   [junit4]   2> 629334 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer waitForServerDown: 127.0.0.1:51834
   [junit4]   2> 629334 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:51834
   [junit4]   2> 629334 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1 51834
   [junit4]   2> 629335 INFO  
(TEST-LeaderElectionTest.testCancelElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.SolrTestCaseJ4 ###Ending testCancelElection
   [junit4]   2> 629338 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.SolrTestCaseJ4 ###Starting testStressElection
   [junit4]   2> 629339 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 629341 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 629341 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer Starting server
   [junit4]   2> 629441 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer start zk server on port:51916
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(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer waitForServerUp: 127.0.0.1:51916
   [junit4]   2> 629442 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:51916
   [junit4]   2> 629442 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1 51916
   [junit4]   2> 629448 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 629473 INFO  (zkConnectionManagerCallback-5343-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629474 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 629491 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 629501 INFO  (zkConnectionManagerCallback-5345-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629501 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 629502 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 629506 INFO  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629506 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 629520 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 629531 INFO  (zkConnectionManagerCallback-5351-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629531 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 629533 INFO  (stressElection-2355-thread-1) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629539 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629545 INFO  (zkConnectionManagerCallback-5355-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629545 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629551 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629565 INFO  (zkConnectionManagerCallback-5359-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629566 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629566 INFO  (stressElection-2355-thread-1) [     ] 
o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node 
/collections/collection1/leaders/shard1/leader after winning as 
/collections/collection1/leader_elect/shard1/election/72093176291590147-shard10-n_0000000000
   [junit4]   2> 629570 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629581 INFO  (zkConnectionManagerCallback-5363-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629581 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629589 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629592 INFO  (zkConnectionManagerCallback-5367-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629593 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629596 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629604 INFO  (zkConnectionManagerCallback-5371-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629604 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629617 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 629629 INFO  (zkConnectionManagerCallback-5375-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 629630 INFO  (Thread-865) [     ] o.a.s.c.c.ConnectionManager 
Client is connected to ZooKeeper
   [junit4]   2> 629681 INFO  (stressElection-2355-thread-2) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629686 INFO  (stressElection-2355-thread-2) [     ] 
o.a.s.c.ShardLeaderElectionContextBase Creating leader registration node 
/collections/collection1/leaders/shard1/leader after winning as 
/collections/collection1/leader_elect/shard1/election/72093176291590152-shard15-n_0000000001
   [junit4]   2> 629738 INFO  (stressElection-2355-thread-3) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629738 ERROR (stressElection-2355-thread-3) [     ] 
o.a.s.c.LeaderElectionTest setup failed
   [junit4]   2>           => java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
   [junit4]   2> java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$TestLeaderElectionContext.<init>(LeaderElectionTest.java:93)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.setupOnConnect(LeaderElectionTest.java:165)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.run(LeaderElectionTest.java:177)
 ~[test/:?]
   [junit4]   2>        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
 ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) 
~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) 
~[?:?]
   [junit4]   2>        at java.lang.Thread.run(Thread.java:835) [?:?]
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:134) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:54) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:2021) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.lambda$exists$3(SolrZkClient.java:314)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:314) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:108) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:145)
 ~[java/:?]
   [junit4]   2>        ... 9 more
   [junit4]   2> 629843 INFO  (stressElection-2355-thread-4) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629924 INFO  (stressElection-2355-thread-5) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629924 ERROR (stressElection-2355-thread-5) [     ] 
o.a.s.c.LeaderElectionTest setup failed
   [junit4]   2>           => java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
   [junit4]   2> java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$TestLeaderElectionContext.<init>(LeaderElectionTest.java:93)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.setupOnConnect(LeaderElectionTest.java:165)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.run(LeaderElectionTest.java:177)
 ~[test/:?]
   [junit4]   2>        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
 ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) 
~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) 
~[?:?]
   [junit4]   2>        at java.lang.Thread.run(Thread.java:835) [?:?]
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:134) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:54) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:2021) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.lambda$exists$3(SolrZkClient.java:314)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:314) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:108) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:145)
 ~[java/:?]
   [junit4]   2>        ... 9 more
   [junit4]   2> 629992 INFO  (stressElection-2355-thread-6) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 629993 ERROR (stressElection-2355-thread-6) [     ] 
o.a.s.c.LeaderElectionTest setup failed
   [junit4]   2>           => java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
   [junit4]   2> java.lang.RuntimeException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:147)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$TestLeaderElectionContext.<init>(LeaderElectionTest.java:93)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.setupOnConnect(LeaderElectionTest.java:165)
 ~[test/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElectionTest$ClientThread.run(LeaderElectionTest.java:177)
 ~[test/:?]
   [junit4]   2>        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
 ~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) 
~[?:?]
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) 
~[?:?]
   [junit4]   2>        at java.lang.Thread.run(Thread.java:835) [?:?]
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard1
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:134) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.KeeperException.create(KeeperException.java:54) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:2021) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.lambda$exists$3(SolrZkClient.java:314)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:71)
 ~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:314) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:108) 
~[java/:?]
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.<init>(ElectionContext.java:145)
 ~[java/:?]
   [junit4]   2>        ... 9 more
   [junit4]   2> 630119 INFO  (stressElection-2355-thread-7) [     ] 
o.a.s.c.ShardLeaderElectionContextBase make sure parent is created 
/collections/collection1/leaders/shard1
   [junit4]   2> 630157 WARN  (NIOWorkerThread-12) [     ] 
o.a.z.s.NIOServerCnxn Unable to read additional data from client sessionid 
0x100205ca3970009, likely client has closed socket
   [junit4]   2> 630204 WARN  (Thread-865-SendThread(127.0.0.1:51916)) [     ] 
o.a.z.ClientCnxn Session 0x100205ca3970009 for server 
localhost/127.0.0.1:51916, unexpected error, closing socket connection and 
attempting reconnect
   [junit4]   2>           => java.nio.channels.CancelledKeyException
   [junit4]   2>        at 
java.base/sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:71)
   [junit4]   2> java.nio.channels.CancelledKeyException: null
   [junit4]   2>        at 
sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:71) ~[?:?]
   [junit4]   2>        at 
sun.nio.ch.SelectionKeyImpl.interestOps(SelectionKeyImpl.java:90) ~[?:?]
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxnSocketNIO.enableWrite(ClientCnxnSocketNIO.java:393)
 ~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:369)
 ~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1223) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2> 630306 WARN  (zkConnectionManagerCallback-5375-thread-1) [     
] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@68d13544 name: 
ZooKeeperConnection Watcher:127.0.0.1:51916/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 630306 WARN  (zkConnectionManagerCallback-5375-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 630722 WARN  (NIOWorkerThread-1) [     ] o.a.z.s.NIOServerCnxn 
Unable to read additional data from client sessionid 0x100205ca3970008, likely 
client has closed socket
   [junit4]   2> 631391 WARN  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@2b321ae name: 
ZooKeeperConnection Watcher:127.0.0.1:51916/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 631391 WARN  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has disconnected
   [junit4]   2> 632144 INFO  (zkConnectionManagerCallback-5375-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 632784 WARN  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]-SendThread(127.0.0.1:51916))
 [     ] o.a.z.ClientCnxn Unable to reconnect to ZooKeeper service, session 
0x100205ca3970002 has expired
   [junit4]   2> 632784 WARN  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@2b321ae name: 
ZooKeeperConnection Watcher:127.0.0.1:51916/solr got event WatchedEvent 
state:Expired type:None path:null path: null type: None
   [junit4]   2> 632784 WARN  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager Our previous ZooKeeper session was expired. 
Attempting to reconnect to recover relationship with ZooKeeper...
   [junit4]   2> 632785 WARN  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.DefaultConnectionStrategy Connection expired - starting a new one...
   [junit4]   2> 632785 INFO  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 632788 INFO  
(zkConnectionManagerCallback-5347-thread-1-EventThread) [     ] 
o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 632789 INFO  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 632797 INFO  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.DefaultConnectionStrategy Reconnected to ZooKeeper
   [junit4]   2> 632798 INFO  (zkConnectionManagerCallback-5347-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient Connected:true
   [junit4]   2> 633656 WARN  (zkConnectionManagerCallback-5371-thread-1) [     
] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@1f6d7417 name: 
ZooKeeperConnection Watcher:127.0.0.1:51916/solr got event WatchedEvent 
state:Disconnected type:None path:null path: null type: None
   [junit4]   2> 633877 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer Shutting down ZkTestServer.
   [junit4]   2> 634088 WARN  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer Watch limit violations: 
   [junit4]   2> Maximum concurrent data watches above limit:
   [junit4]   2> 
   [junit4]   2>        2       
/solr/collections/collection1/leader_elect/shard1/election/72093176291590152-shard15-n_0000000001
   [junit4]   2> 
   [junit4]   2> 634090 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer waitForServerDown: 127.0.0.1:51916
   [junit4]   2> 634090 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:51916
   [junit4]   2> 634090 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1 51916
   [junit4]   2> 634090 INFO  
(TEST-LeaderElectionTest.testStressElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.SolrTestCaseJ4 ###Ending testStressElection
   [junit4]   2> 634093 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.SolrTestCaseJ4 ###Starting testElection
   [junit4]   2> 634093 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 634094 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 634094 INFO  (ZkTestServer Run Thread) [     ] 
o.a.s.c.ZkTestServer Starting server
   [junit4]   2> 634200 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer start zk server on port:52006
   [junit4]   2> 634200 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer waitForServerUp: 127.0.0.1:52006
   [junit4]   2> 634200 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer parse host and port list: 127.0.0.1:52006
   [junit4]   2> 634200 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1 52006
   [junit4]   2> 634202 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 634206 INFO  (zkConnectionManagerCallback-5379-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 634206 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 634210 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 634214 INFO  (zkConnectionManagerCallback-5381-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 634214 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 634215 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 634219 INFO  (zkConnectionManagerCallback-5383-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 634219 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 634225 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 634229 INFO  (zkConnectionManagerCallback-5387-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 634229 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 634231 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
   [junit4]   2> 634234 INFO  (zkConnectionManagerCallback-5391-thread-1) [     
] o.a.s.c.c.ConnectionManager zkClient has connected
   [junit4]   2> 634234 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Client is connected to ZooKeeper
   [junit4]   2> 634236 INFO  
(TEST-LeaderElectionTest.testElection-seed#[B5BD45A0993D350E]) [     ] 
o.a.s.c.c.ConnectionManager Waiting for client to connect to ZooKeeper
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o.a.s.SolrTestCaseJ4 ###Ending testParallelElection
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o.a.s.SolrTestCaseJ4 ------------------------------------------------------- 
Done waiting for tracked resources to be released
   [junit4]   2> Feb 04, 2020 6:49:33 AM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> Feb 04, 2020 6:49:43 AM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> SEVERE: 1 thread leaked from SUITE scope at 
org.apache.solr.cloud.LeaderElectionTest: 
   [junit4]   2>    1) Thread[id=12840, name=SessionTracker, 
state=TIMED_WAITING, group=TGRP-LeaderElectionTest]
   [junit4]   2>         at [email protected]/java.lang.Thread.sleep(Native 
Method)
   [junit4]   2>         at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:151)
   [junit4]   2> Feb 04, 2020 6:49:43 AM 
com.carrotsearch.randomizedtesting.ThreadLeakControl tryToInterruptAll
   [junit4]   2> INFO: Starting to interrupt leaked threads:
   [junit4]   2>    1) Thread[id=12840, name=SessionTracker, 
state=TIMED_WAITING, group=TGRP-LeaderElectionTest]
   [junit4]   2> Feb 04, 2020 6:49:43 AM 
com.carrotsearch.randomizedtesting.ThreadLeakControl tryToInterruptAll
   [junit4]   2> INFO: All leaked threads terminated.
   [junit4]   2> 654931 ERROR (SessionTracker) [     ] 
o.a.z.s.ZooKeeperCriticalThread Severe unrecoverable error, from thread : 
SessionTracker
   [junit4]   2>           => java.lang.InterruptedException: sleep interrupted
   [junit4]   2>        at java.base/java.lang.Thread.sleep(Native Method)
   [junit4]   2> java.lang.InterruptedException: sleep interrupted
   [junit4]   2>        at java.lang.Thread.sleep(Native Method) [?:?]
   [junit4]   2>        at 
org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:151) 
~[zookeeper-3.5.5.jar:3.5.5]
   [junit4]   2> NOTE: test params are: codec=Lucene84, 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@7d092749),
 locale=mfe-MU, timezone=America/Ojinaga
   [junit4]   2> NOTE: Mac OS X 10.14.6 x86_64/AdoptOpenJDK 12.0.2 
(64-bit)/cpus=6,threads=1,free=172162592,total=411041792
   [junit4]   2> NOTE: All tests run in this JVM: [AssignTest, TestLegacyField, 
TestCustomSort, CdcrBootstrapTest, TestExceedMaxTermLength, 
TestConfigSetsAPIZkFailure, CoreAdminCreateDiscoverTest, TestLRUStatsCache, 
TestTrackingShardHandlerFactory, DistributedDebugComponentTest, 
MoveReplicaHDFSFailoverTest, TestRandomFaceting, TestQuerySenderNoQuery, 
SystemInfoHandlerTest, SegmentsInfoRequestHandlerTest, JSONWriterTest, 
TestChildDocTransformerHierarchy, TestRawResponseWriter, 
DocValuesNotIndexedTest, TestSolrConfigHandlerCloud, TestIndexSearcher, 
TestSlowCompositeReaderWrapper, TestDocumentBuilder, 
PreAnalyzedFieldManagedSchemaCloudTest, TestHdfsCloudBackupRestore, 
TestSkipOverseerOperations, TestSimDistribStateManager, 
MultiDestinationAuditLoggerTest, ConfigSetsAPITest, TestHashPartitioner, 
NestedAtomicUpdateTest, DeleteLastCustomShardedReplicaTest, 
LegacyCloudClusterPropTest, Tagger2Test, TestSortByMinMaxFunction, 
HdfsChaosMonkeySafeLeaderTest, ManagedSchemaRoundRobinCloudTest, 
TestUninvertingReader, TestCrossCoreJoin, TestNestedDocsSort, AuthToolTest, 
TestCoreDiscovery, TestFilteredDocIdSet, V2StandaloneTest, 
TestSimpleQParserPlugin, ActionThrottleTest, SaslZkACLProviderTest, 
DocValuesTest, LeaderElectionTest]
   [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=LeaderElectionTest 
-Dtests.seed=B5BD45A0993D350E -Dtests.slow=true -Dtests.locale=mfe-MU 
-Dtests.timezone=America/Ojinaga -Dtests.asserts=true 
-Dtests.file.encoding=US-ASCII
   [junit4] ERROR   0.00s J2 | LeaderElectionTest (suite) <<<
   [junit4]    > Throwable #1: 
com.carrotsearch.randomizedtesting.ThreadLeakError: 1 thread leaked from SUITE 
scope at org.apache.solr.cloud.LeaderElectionTest: 
   [junit4]    >    1) Thread[id=12840, name=SessionTracker, 
state=TIMED_WAITING, group=TGRP-LeaderElectionTest]
   [junit4]    >         at [email protected]/java.lang.Thread.sleep(Native 
Method)
   [junit4]    >         at 
app//org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:151)
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([B5BD45A0993D350E]:0)
   [junit4] Completed [240/900 (1!)] on J2 in 30.37s, 5 tests, 1 error <<< 
FAILURES!

[...truncated 16 lines...]
   [junit4] Suite: org.apache.solr.cloud.LeaderElectionIntegrationTest
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 [     ] o.a.s.c.MiniSolrCloudCluster Starting cluster of 6 servers in 
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com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: codec=CheapBastard, 
sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@2d94a67f),
 locale=nd-ZW, timezone=Europe/Busingen
   [junit4]   2> NOTE: Mac OS X 10.14.6 x86_64/AdoptOpenJDK 12.0.2 
(64-bit)/cpus=6,threads=1,free=142168248,total=394264576
   [junit4]   2> NOTE: All tests run in this JVM: [ZkSolrClientTest, 
TestComponentsName, CdcrBidirectionalTest, TestAtomicUpdateErrorCases, 
TestConfigSetsAPIExclusivity, AutoscalingHistoryHandlerTest, 
TestExactStatsCache, TestPivotHelperCode, DebugComponentTest, 
MissingSegmentRecoveryTest, TestRandomDVFaceting, TestQuerySenderListener, 
StatsReloadRaceTest, BlobRepositoryCloudTest, SecurityConfHandlerTest, 
TestMacros, TestChildDocTransformer, TestPushWriter, 
DistributedVersionInfoTest, TestSQLHandlerNonCloud, TestHashQParserPlugin, 
TestUnifiedSolrHighlighter, TestDistributedSearch, PolyFieldTest, 
TestCollectionsAPIViaSolrCloudCluster, TestSizeLimitedDistributedMap, 
TestSimComputePlanAction, JWTVerificationkeyResolverTest, 
ConcurrentCreateRoutedAliasTest, TestExclusionRuleCollectionAccess, 
JavaBinAtomicUpdateMultivalueTest, DeleteInactiveReplicaTest, 
LeaderVoteWaitTimeoutTest, RandomizedTaggerTest, TestOrdValues, 
HdfsChaosMonkeyNothingIsSafeTest, IndexSchemaTest, TestNumericTerms64, 
SolrTestCaseJ4Test, TestCloudNestedDocsSort, XMLAtomicUpdateMultivalueTest, 
TestCoreContainer, TestFieldSortValues, V2ApiIntegrationTest, 
TestSearcherReuse, ConnectionReuseTest, SSLMigrationTest, DocValuesMultiTest, 
LeaderElectionIntegrationTest]
   [junit4] Completed [245/900 (2!)] on J1 in 55.87s, 1 test, 1 error <<< 
FAILURES!

[...truncated 50141 lines...]
[repro] Jenkins log URL: 
https://jenkins.thetaphi.de/job/Lucene-Solr-master-MacOSX/5612/consoleText

[repro] Revision: 641680fbf106861ce54fb772d31c94432bb481b3

[repro] Ant options: "-Dargs=-XX:-UseCompressedOops -XX:+UseParallelGC"
[repro] Repro line:  ant test  -Dtestcase=LeaderElectionTest 
-Dtests.seed=B5BD45A0993D350E -Dtests.slow=true -Dtests.locale=mfe-MU 
-Dtests.timezone=America/Ojinaga -Dtests.asserts=true 
-Dtests.file.encoding=US-ASCII

[repro] Repro line:  ant test  -Dtestcase=LeaderElectionIntegrationTest 
-Dtests.method=testSimpleSliceLeaderElection -Dtests.seed=B5BD45A0993D350E 
-Dtests.slow=true -Dtests.locale=nd-ZW -Dtests.timezone=Europe/Busingen 
-Dtests.asserts=true -Dtests.file.encoding=US-ASCII

[repro] JUnit rest result XML files will be moved to: ./repro-reports
[repro] ant clean

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[repro] Test suites by module:
[repro]    solr/core
[repro]       LeaderElectionTest
[repro]       LeaderElectionIntegrationTest
[repro] ant compile-test

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[repro] ant test-nocompile -Dtests.dups=5 -Dtests.maxfailures=10 
-Dtests.class="*.LeaderElectionTest|*.LeaderElectionIntegrationTest" 
-Dtests.showOutput=onerror "-Dargs=-XX:-UseCompressedOops -XX:+UseParallelGC" 
-Dtests.seed=B5BD45A0993D350E -Dtests.slow=true -Dtests.locale=mfe-MU 
-Dtests.timezone=America/Ojinaga -Dtests.asserts=true 
-Dtests.file.encoding=US-ASCII

[...truncated 125 lines...]
[repro] Failures w/original seeds:
[repro]   0/5 failed: org.apache.solr.cloud.LeaderElectionIntegrationTest
[repro]   0/5 failed: org.apache.solr.cloud.LeaderElectionTest
[repro] Exiting with code 0

[...truncated 73 lines...]
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