Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/20605/
Java: 32bit/jdk1.8.0_144 -client -XX:+UseConcMarkSweepGC

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

Error Message:
Captured an uncaught exception in thread: Thread[id=19517, 
name=OverseerAutoScalingTriggerThread-98769953126350851-dummy.host.com:8984_solr-n_0000000001,
 state=RUNNABLE, group=Overseer autoscaling triggers]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=19517, 
name=OverseerAutoScalingTriggerThread-98769953126350851-dummy.host.com:8984_solr-n_0000000001,
 state=RUNNABLE, group=Overseer autoscaling triggers]
        at 
__randomizedtesting.SeedInfo.seed([E3C6A345C2B6F468:3519821FF4ABE7F0]:0)
Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events
        at __randomizedtesting.SeedInfo.seed([E3C6A345C2B6F468]:0)
        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:107)
        at 
org.apache.solr.cloud.autoscaling.TriggerEventQueue.<init>(TriggerEventQueue.java:30)
        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers$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.lang.Thread.run(Thread.java:748)
Caused by: org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /autoscaling/events
        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$4.execute(SolrZkClient.java:306)
        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:303)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:303)
        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:512)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:97)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:78)
        at 
org.apache.solr.cloud.ZkDistributedQueue.<init>(ZkDistributedQueue.java:105)
        ... 5 more


FAILED:  
org.apache.solr.cloud.HealthCheckHandlerTest.testHealthCheckHandlerSolrJ

Error Message:
Error from server at https://127.0.0.1:33941/solr: Host Unavailable: Not 
connected to zk

Stack Trace:
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error 
from server at https://127.0.0.1:33941/solr: Host Unavailable: Not connected to 
zk
        at 
__randomizedtesting.SeedInfo.seed([E3C6A345C2B6F468:49357C51B950BC69]:0)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:626)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:253)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:242)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:178)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:195)
        at 
org.apache.solr.cloud.HealthCheckHandlerTest.testHealthCheckHandlerSolrJ(HealthCheckHandlerTest.java:78)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1737)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:934)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:970)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:984)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:943)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:829)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:879)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:890)
        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 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)




Build Log:
[...truncated 13171 lines...]
   [junit4] Suite: org.apache.solr.cloud.HealthCheckHandlerTest
   [junit4]   2> Creating dataDir: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J0/temp/solr.cloud.HealthCheckHandlerTest_E3C6A345C2B6F468-001/init-core-data-001
   [junit4]   2> 1866487 WARN  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=66 numCloses=66
   [junit4]   2> 1866488 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Using PointFields (NUMERIC_POINTS_SYSPROP=true) 
w/NUMERIC_DOCVALUES_SYSPROP=false
   [junit4]   2> 1866489 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (true) and clientAuth (true) via: 
@org.apache.solr.util.RandomizeSSL(reason=, ssl=NaN, value=NaN, clientAuth=NaN)
   [junit4]   2> 1866491 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 SecureRandom sanity checks: 
test.solr.allowed.securerandom=null & java.security.egd=file:/dev/./urandom
   [junit4]   2> 1866491 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.MiniSolrCloudCluster Starting cluster of 1 servers in 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J0/temp/solr.cloud.HealthCheckHandlerTest_E3C6A345C2B6F468-001/tempDir-001
   [junit4]   2> 1866492 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 1866492 INFO  (Thread-2064) [    ] o.a.s.c.ZkTestServer client 
port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 1866492 INFO  (Thread-2064) [    ] o.a.s.c.ZkTestServer 
Starting server
   [junit4]   2> 1866496 ERROR (Thread-2064) [    ] 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> 1866592 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.ZkTestServer start zk server on port:43673
   [junit4]   2> 1866601 WARN  (NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0) [    ] 
o.a.z.s.NIOServerCnxn caught end of stream exception
   [junit4]   2> EndOfStreamException: Unable to read additional data from 
client sessionid 0x15ee6ba820f0000, likely client has closed socket
   [junit4]   2>        at 
org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:239)
   [junit4]   2>        at 
org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:203)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 1866605 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.e.j.s.Server jetty-9.3.20.v20170531
   [junit4]   2> 1866606 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.e.j.s.h.ContextHandler Started 
o.e.j.s.ServletContextHandler@14a58a9{/solr,null,AVAILABLE}
   [junit4]   2> 1866619 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.e.j.s.AbstractConnector Started ServerConnector@19e8ae6{SSL,[ssl, 
http/1.1]}{127.0.0.1:33941}
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.e.j.s.Server Started @1868073ms
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.c.s.e.JettySolrRunner Jetty properties: {hostContext=/solr, 
hostPort=33941}
   [junit4]   2> 1866620 ERROR (jetty-launcher-3363-thread-1) [    ] 
o.a.s.u.StartupLoggingUtils Missing Java Option solr.log.dir. Logging may be 
missing or incomplete.
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr™ version 
8.0.0
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.s.SolrDispatchFilter / __| ___| |_ _   Starting in cloud mode on port null
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.s.SolrDispatchFilter \__ \/ _ \ | '_|  Install dir: null, Default config 
dir: null
   [junit4]   2> 1866620 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-10-04T09:32:16.398Z
   [junit4]   2> 1866624 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.s.SolrDispatchFilter solr.xml found in ZooKeeper. Loading...
   [junit4]   2> 1866635 INFO  (jetty-launcher-3363-thread-1) [    ] 
o.a.s.c.ZkContainer Zookeeper client=127.0.0.1:43673/solr
   [junit4]   2> 1866718 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.Overseer Overseer (id=null) closing
   [junit4]   2> 1866718 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.OverseerElectionContext I am going to be 
the leader 127.0.0.1:33941_solr
   [junit4]   2> 1866719 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.Overseer Overseer 
(id=98769930569056259-127.0.0.1:33941_solr-n_0000000000) starting
   [junit4]   2> 1866726 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/127.0.0.1:33941_solr
   [junit4]   2> 1866732 INFO  
(zkCallback-3370-thread-1-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes from 
ZooKeeper... (0) -> (1)
   [junit4]   2> 1866864 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_33941.solr.node' (registry 'solr.node') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@fea315
   [junit4]   2> 1866877 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_33941.solr.jvm' (registry 'solr.jvm') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@fea315
   [junit4]   2> 1866877 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr_33941.solr.jetty' (registry 'solr.jetty') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@fea315
   [junit4]   2> 1866879 INFO  (jetty-launcher-3363-thread-1) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.CorePropertiesLocator Found 0 core 
definitions underneath 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J0/temp/solr.cloud.HealthCheckHandlerTest_E3C6A345C2B6F468-001/tempDir-001/node1/.
   [junit4]   2> 1866917 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
   [junit4]   2> 1866918 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.s.i.ZkClientClusterStateProvider Cluster at 127.0.0.1:43673/solr ready
   [junit4]   2> 1866993 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandlerWithCloudClient-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.SolrTestCaseJ4 ###Starting testHealthCheckHandlerWithCloudClient
   [junit4]   2> 1866995 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandlerWithCloudClient-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.SolrTestCaseJ4 ###Ending testHealthCheckHandlerWithCloudClient
   [junit4]   2> 1867039 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandler-seed#[E3C6A345C2B6F468]) [  
  ] o.a.s.SolrTestCaseJ4 ###Starting testHealthCheckHandler
   [junit4]   2> 1867119 INFO  (qtp2511437-14066) [n:127.0.0.1:33941_solr    ] 
o.a.s.s.HttpSolrCall [admin] webapp=null path=/admin/health 
params={wt=javabin&version=2} status=0 QTime=0
   [junit4]   2> 1867120 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandler-seed#[E3C6A345C2B6F468]) [  
  ] o.a.s.c.MiniSolrCloudCluster Expired zookeeper session 98769930569056259 
from node https://127.0.0.1:33941/solr
   [junit4]   2> 1867123 INFO  (zkCallback-3375-thread-1) [    ] 
o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (1) -> (0)
   [junit4]   2> 1867223 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@aee56c name: ZooKeeperConnection 
Watcher:127.0.0.1:43673/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 1867224 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 1867233 INFO  (qtp2511437-14073) [n:127.0.0.1:33941_solr    ] 
o.a.s.s.HttpSolrCall [admin] webapp=null path=/admin/health 
params={wt=javabin&version=2} status=0 QTime=0
   [junit4]   2> 1867234 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandler-seed#[E3C6A345C2B6F468]) [  
  ] o.a.s.SolrTestCaseJ4 ###Ending testHealthCheckHandler
   [junit4]   2> 1867274 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandlerSolrJ-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.SolrTestCaseJ4 ###Starting testHealthCheckHandlerSolrJ
   [junit4]   2> 1867283 INFO  (qtp2511437-14066) [n:127.0.0.1:33941_solr    ] 
o.a.s.s.HttpSolrCall [admin] webapp=null path=/admin/health 
params={wt=javabin&version=2} status=503 QTime=0
   [junit4]   2> 1867284 INFO  
(TEST-HealthCheckHandlerTest.testHealthCheckHandlerSolrJ-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.SolrTestCaseJ4 ###Ending testHealthCheckHandlerSolrJ
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=HealthCheckHandlerTest -Dtests.method=testHealthCheckHandlerSolrJ 
-Dtests.seed=E3C6A345C2B6F468 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.locale=sq-AL -Dtests.timezone=Europe/Astrakhan -Dtests.asserts=true 
-Dtests.file.encoding=UTF-8
   [junit4] ERROR   0.05s J0 | 
HealthCheckHandlerTest.testHealthCheckHandlerSolrJ <<<
   [junit4]    > Throwable #1: 
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error 
from server at https://127.0.0.1:33941/solr: Host Unavailable: Not connected to 
zk
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([E3C6A345C2B6F468:49357C51B950BC69]:0)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:626)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:253)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:242)
   [junit4]    >        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:178)
   [junit4]    >        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:195)
   [junit4]    >        at 
org.apache.solr.cloud.HealthCheckHandlerTest.testHealthCheckHandlerSolrJ(HealthCheckHandlerTest.java:78)
   [junit4]    >        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 1867287 INFO  (jetty-closer-3364-thread-1) [    ] 
o.e.j.s.AbstractConnector Stopped ServerConnector@19e8ae6{SSL,[ssl, 
http/1.1]}{127.0.0.1:0}
   [junit4]   2> 1867288 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.c.CoreContainer Shutting down CoreContainer instance=714100
   [junit4]   2> 1867288 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.node, 
tag=null
   [junit4]   2> 1867288 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@1eef96: rootName = 
solr_33941, domain = solr.node, service url = null, agent id = null] for 
registry solr.node / com.codahale.metrics.MetricRegistry@957a14
   [junit4]   2> 1867293 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jvm, 
tag=null
   [junit4]   2> 1867293 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@1382214: rootName = 
solr_33941, domain = solr.jvm, service url = null, agent id = null] for 
registry solr.jvm / com.codahale.metrics.MetricRegistry@f45eed
   [junit4]   2> 1867298 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.jetty, 
tag=null
   [junit4]   2> 1867298 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@c4cc55: rootName = 
solr_33941, domain = solr.jetty, service url = null, agent id = null] for 
registry solr.jetty / com.codahale.metrics.MetricRegistry@40328e
   [junit4]   2> 1868277 WARN  
(jetty-launcher-3363-thread-1-SendThread(127.0.0.1:43673)) 
[n:127.0.0.1:33941_solr    ] o.a.z.ClientCnxn Unable to reconnect to ZooKeeper 
service, session 0x15ee6ba820f0003 has expired
   [junit4]   2> 1868277 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@aee56c name: ZooKeeperConnection 
Watcher:127.0.0.1:43673/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 1868277 WARN  
(OverseerCollectionConfigSetProcessor-98769930569056259-127.0.0.1:33941_solr-n_0000000000)
 [n:127.0.0.1:33941_solr    ] o.a.s.c.OverseerTaskProcessor Overseer cannot 
talk to ZK
   [junit4]   2> 1868277 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager Our previous ZooKeeper 
session was expired. Attempting to reconnect to recover relationship with 
ZooKeeper...
   [junit4]   2> 1868277 WARN  
(OverseerStateUpdate-98769930569056259-127.0.0.1:33941_solr-n_0000000000) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.Overseer Solr cannot talk to ZK, exiting 
Overseer main queue loop
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /overseer/queue
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.fetchZkChildren(ZkDistributedQueue.java:313)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.firstChild(ZkDistributedQueue.java:290)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.firstElement(ZkDistributedQueue.java:406)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.peek(ZkDistributedQueue.java:165)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.peek(ZkDistributedQueue.java:142)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:185)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 1868277 INFO  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.Overseer Overseer 
(id=98769930569056259-127.0.0.1:33941_solr-n_0000000000) closing
   [junit4]   2> 1868277 INFO  
(OverseerStateUpdate-98769930569056259-127.0.0.1:33941_solr-n_0000000000) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.Overseer Overseer Loop exiting : 
127.0.0.1:33941_solr
   [junit4]   2> 1868280 WARN  
(OverseerAutoScalingTriggerThread-98769930569056259-127.0.0.1:33941_solr-n_0000000000)
 [n:127.0.0.1:33941_solr    ] o.a.s.c.a.OverseerTriggerThread 
OverseerTriggerThread woken up but we are closed, exiting.
   [junit4]   2> 1868282 INFO  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.TransientSolrCoreCacheDefault Allocating 
transient cache for 2147483647 transient cores
   [junit4]   2> 1868283 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 1868284 INFO  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 1868284 INFO  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 1868377 ERROR (jetty-closer-3364-thread-1) [    ] 
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.getStateUpdateQueue(Overseer.java:628)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer.getStateUpdateQueue(Overseer.java:615)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController.publishNodeAsDown(ZkController.java:2596)
   [junit4]   2>        at 
org.apache.solr.core.CoreContainer.shutdown(CoreContainer.java:750)
   [junit4]   2>        at 
org.apache.solr.servlet.SolrDispatchFilter.destroy(SolrDispatchFilter.java:317)
   [junit4]   2>        at 
org.eclipse.jetty.servlet.FilterHolder.destroyInstance(FilterHolder.java:178)
   [junit4]   2>        at 
org.eclipse.jetty.servlet.FilterHolder.doStop(FilterHolder.java:155)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.eclipse.jetty.servlet.ServletHandler.doStop(ServletHandler.java:238)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:142)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:160)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
   [junit4]   2>        at 
org.eclipse.jetty.server.session.SessionHandler.doStop(SessionHandler.java:127)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:142)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:160)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.ContextHandler.stopContext(ContextHandler.java:825)
   [junit4]   2>        at 
org.eclipse.jetty.servlet.ServletContextHandler.stopContext(ServletContextHandler.java:356)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.ContextHandler.doStop(ContextHandler.java:880)
   [junit4]   2>        at 
org.eclipse.jetty.servlet.ServletContextHandler.doStop(ServletContextHandler.java:272)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:142)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:160)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:142)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:160)
   [junit4]   2>        at 
org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
   [junit4]   2>        at 
org.eclipse.jetty.server.Server.doStop(Server.java:493)
   [junit4]   2>        at 
org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
   [junit4]   2>        at 
org.apache.solr.client.solrj.embedded.JettySolrRunner.stop(JettySolrRunner.java:428)
   [junit4]   2>        at 
org.apache.solr.cloud.MiniSolrCloudCluster.stopJettySolrRunner(MiniSolrCloudCluster.java:423)
   [junit4]   2>        at 
org.apache.solr.cloud.MiniSolrCloudCluster.lambda$shutdown$1(MiniSolrCloudCluster.java:460)
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:266)
   [junit4]   2>        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 1868378 WARN  (jetty-closer-3364-thread-1) [    ] 
o.a.s.c.ZkController Could not publish node as down: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer
   [junit4]   2> 1868378 INFO  (jetty-closer-3364-thread-1) [    ] 
o.a.s.m.SolrMetricManager Closing metric reporters for registry=solr.cluster, 
tag=null
   [junit4]   2> 1868722 WARN  
(zkCallback-3370-thread-1-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch triggered, 
but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for /live_nodes]
   [junit4]   2> 1868723 ERROR 
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /live_nodes
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLiveNodes(ZkStateReader.java:716)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:433)
   [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$0(SolrZkClient.java:269)
   [junit4]   2>        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:266)
   [junit4]   2>        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 
   [junit4]   2> 1868723 ERROR 
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] 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$0(SolrZkClient.java:269)
   [junit4]   2>        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   [junit4]   2>        at 
java.util.concurrent.FutureTask.run(FutureTask.java:266)
   [junit4]   2>        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
   [junit4]   2>        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /live_nodes
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLiveNodes(ZkStateReader.java:716)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:433)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 10 more
   [junit4]   2> 
   [junit4]   2> 1868723 WARN  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect to 
ZooKeeper failed
   [junit4]   2> 1868725 INFO  
(zkCallback-3370-thread-2-processing-n:127.0.0.1:33941_solr) 
[n:127.0.0.1:33941_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 1868725 INFO  (jetty-closer-3364-thread-1) [    ] 
o.e.j.s.h.ContextHandler Stopped 
o.e.j.s.ServletContextHandler@14a58a9{/solr,null,UNAVAILABLE}
   [junit4]   2> 1868725 ERROR 
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.z.s.ZooKeeperServer ZKShutdownHandler is not registered, so ZooKeeper 
server won't take any action on ERROR or SHUTDOWN server state changes
   [junit4]   2> 1868726 INFO  
(SUITE-HealthCheckHandlerTest-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1:43673 43673
   [junit4]   2> 1870001 INFO  (Thread-2064) [    ] o.a.s.c.ZkTestServer 
connecting to 127.0.0.1:43673 43673
   [junit4]   2> 1870002 WARN  (Thread-2064) [    ] o.a.s.c.ZkTestServer Watch 
limit violations: 
   [junit4]   2> Maximum concurrent create/delete watches above limit:
   [junit4]   2> 
   [junit4]   2>        2       /solr/aliases.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent data watches above limit:
   [junit4]   2> 
   [junit4]   2>        3       /solr/clusterprops.json
   [junit4]   2>        2       /solr/clusterstate.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent children watches above limit:
   [junit4]   2> 
   [junit4]   2>        2       /solr/live_nodes
   [junit4]   2>        2       /solr/collections
   [junit4]   2> 
   [junit4]   2> NOTE: leaving temporary files on disk at: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J0/temp/solr.cloud.HealthCheckHandlerTest_E3C6A345C2B6F468-001
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70): {}, 
docValues:{}, maxPointsInLeafNode=1458, maxMBSortInHeap=5.935118690107852, 
sim=RandomSimilarity(queryNorm=false): {}, locale=sq-AL, 
timezone=Europe/Astrakhan
   [junit4]   2> NOTE: Linux 4.10.0-33-generic i386/Oracle Corporation 
1.8.0_144 (32-bit)/cpus=8,threads=1,free=93627736,total=401948672
   [junit4]   2> NOTE: All tests run in this JVM: [TestDynamicFieldResource, 
WordBreakSolrSpellCheckerTest, LeaderInitiatedRecoveryOnShardRestartTest, 
TestBulkSchemaAPI, V2StandaloneTest, MergeStrategyTest, SystemLogListenerTest, 
TestPKIAuthenticationPlugin, TestOverriddenPrefixQueryForCustomFieldType, 
TestOmitPositions, TestFilteredDocIdSet, AutoAddReplicasIntegrationTest, 
TestCloudRecovery, ExitableDirectoryReaderTest, TestSizeLimitedDistributedMap, 
CollectionTooManyReplicasTest, CursorPagingTest, 
DistributedSpellCheckComponentTest, TestCSVLoader, TestGeoJSONResponseWriter, 
TestIntervalFaceting, TestFieldTypeCollectionResource, TestDocumentBuilder, 
TestComponentsName, TestJsonFacets, OverriddenZkACLAndCredentialsProvidersTest, 
TestReloadAndDeleteDocs, TestXmlQParser, 
DistribDocExpirationUpdateProcessorTest, SpellCheckCollatorTest, 
ManagedSchemaRoundRobinCloudTest, TestUseDocValuesAsStored, 
TestDefaultStatsCache, TestDocTermOrds, 
DistributedQueryComponentOptimizationTest, TestSearcherReuse, 
IndexBasedSpellCheckerTest, SegmentsInfoRequestHandlerTest, TestCollectionAPIs, 
ParsingFieldUpdateProcessorsTest, HighlighterMaxOffsetTest, 
SolrPluginUtilsTest, TestIBSimilarityFactory, RequestHandlersTest, 
TestSolrConfigHandlerConcurrent, TestReplicationHandlerBackup, 
TriLevelCompositeIdRoutingTest, TestPhraseSuggestions, 
TestSolrCloudWithKerberosAlt, TestDeleteCollectionOnDownNodes, 
TestRetrieveFieldsOptimizer, TestNumericTerms64, ExternalFileFieldSortTest, 
TestFunctionQuery, BufferStoreTest, BooleanFieldTest, 
FieldAnalysisRequestHandlerTest, AddSchemaFieldsUpdateProcessorFactoryTest, 
DocumentAnalysisRequestHandlerTest, TestCSVResponseWriter, TestSolrQueryParser, 
BasicDistributedZkTest, TestDistributedStatsComponentCardinality, 
TestReRankQParserPlugin, TestCloudSchemaless, TestManagedSchema, 
TestBlendedInfixSuggestions, TestExclusionRuleCollectionAccess, 
RAMDirectoryFactoryTest, AssignTest, TestInitQParser, SolrIndexSplitterTest, 
TestInfoStreamLogging, SuggesterWFSTTest, TestSSLRandomization, 
SpatialRPTFieldTypeTest, RollingRestartTest, HdfsChaosMonkeySafeLeaderTest, 
DebugComponentTest, TestFastOutputStream, TestNonDefinedSimilarityFactory, 
TestConfigSetProperties, DistributedQueryElevationComponentTest, 
TestZkAclsWithHadoopAuth, TestManagedResource, ExplicitHLLTest, 
InfixSuggestersTest, TestFieldCacheWithThreads, TestBadConfig, SolrCoreTest, 
CdcrBootstrapTest, ConcurrentDeleteAndCreateCollectionTest, 
TestEmbeddedSolrServerSchemaAPI, TestSQLHandler, TestAddFieldRealTimeGet, 
BigEndianAscendingWordDeserializerTest, TestTolerantUpdateProcessorCloud, 
ActionThrottleTest, ShardSplitTest, SolrCLIZkUtilsTest, TestDistributedSearch, 
HealthCheckHandlerTest]
   [junit4] Completed [501/745 (1!)] on J0 in 3.54s, 3 tests, 1 error <<< 
FAILURES!

[...truncated 147 lines...]
   [junit4] Suite: org.apache.solr.cloud.TestLeaderElectionZkExpiry
   [junit4]   2> Creating dataDir: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestLeaderElectionZkExpiry_E3C6A345C2B6F468-001/init-core-data-001
   [junit4]   2> 2210538 WARN  
(SUITE-TestLeaderElectionZkExpiry-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=4 numCloses=4
   [junit4]   2> 2210539 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Using PointFields (NUMERIC_POINTS_SYSPROP=true) 
w/NUMERIC_DOCVALUES_SYSPROP=false
   [junit4]   2> 2210540 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (true) and clientAuth (false) via: 
@org.apache.solr.util.RandomizeSSL(reason=, ssl=NaN, value=NaN, clientAuth=NaN)
   [junit4]   2> 2210541 INFO  
(SUITE-TestLeaderElectionZkExpiry-seed#[E3C6A345C2B6F468]-worker) [    ] 
o.a.s.SolrTestCaseJ4 SecureRandom sanity checks: 
test.solr.allowed.securerandom=null & java.security.egd=file:/dev/./urandom
   [junit4]   2> 2210543 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.SolrTestCaseJ4 ###Starting testLeaderElectionWithZkExpiry
   [junit4]   2> 2210548 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.c.SolrXmlConfig MBean server found: 
com.sun.jmx.mbeanserver.JmxMBeanServer@5f4d5, but no JMX reporters were 
configured - adding default JMX reporter.
   [junit4]   2> 2210582 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.node' (registry 
'solr.node') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@5f4d5
   [junit4]   2> 2210591 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jvm' (registry 
'solr.jvm') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@5f4d5
   [junit4]   2> 2210591 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jetty' (registry 
'solr.jetty') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@5f4d5
   [junit4]   2> 2210592 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.c.CorePropertiesLocator Found 0 core definitions underneath 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.TestLeaderElectionZkExpiry_E3C6A345C2B6F468-001/testLeaderElectionWithZkExpiry-solr-001
   [junit4]   2> 2210593 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
   [junit4]   2> 2210593 INFO  (Thread-5549) [    ] o.a.s.c.ZkTestServer client 
port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 2210593 INFO  (Thread-5549) [    ] o.a.s.c.ZkTestServer 
Starting server
   [junit4]   2> 2210595 ERROR (Thread-5549) [    ] 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> 2210694 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [    ] o.a.s.c.ZkTestServer start zk server on port:35021
   [junit4]   2> 2210761 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer (id=null) closing
   [junit4]   2> 2210762 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.OverseerElectionContext I am going to 
be the leader dummy.host.com:8984_solr
   [junit4]   2> 2210762 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350850-dummy.host.com:8984_solr-n_0000000000) starting
   [junit4]   2> 2210765 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/dummy.host.com:8984_solr
   [junit4]   2> 2210765 INFO  
(zkCallback-3561-thread-1-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes 
from ZooKeeper... (0) -> (1)
   [junit4]   2> 2210766 WARN  (NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0) [    ] 
o.a.z.s.NIOServerCnxn Exception causing close of session 0x15ee6bfc2940002 due 
to java.nio.channels.CancelledKeyException
   [junit4]   2> 2210866 WARN  
(zkCallback-3561-thread-3-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2210867 WARN  
(zkCallback-3561-thread-3-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2212837 WARN  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468]-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940002 has expired
   [junit4]   2> 2212841 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2212841 WARN  
(OverseerStateUpdate-98769953126350850-dummy.host.com:8984_solr-n_0000000000) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Solr cannot talk to ZK, 
exiting Overseer main queue loop
   [junit4]   2> org.apache.zookeeper.KeeperException$SessionExpiredException: 
KeeperErrorCode = Session expired for /overseer/queue
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.fetchZkChildren(ZkDistributedQueue.java:313)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.firstChild(ZkDistributedQueue.java:290)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.firstElement(ZkDistributedQueue.java:406)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.peek(ZkDistributedQueue.java:165)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkDistributedQueue.peek(ZkDistributedQueue.java:142)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:185)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2212841 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2212842 INFO  
(OverseerStateUpdate-98769953126350850-dummy.host.com:8984_solr-n_0000000000) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer Loop exiting : 
dummy.host.com:8984_solr
   [junit4]   2> 2212842 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350850-dummy.host.com:8984_solr-n_0000000000) closing
   [junit4]   2> 2212842 INFO  
(OverseerCollectionConfigSetProcessor-98769953126350850-dummy.host.com:8984_solr-n_0000000000)
 [n:dummy.host.com:8984_solr    ] o.a.s.c.OverseerTaskProcessor According to ZK 
I (id=98769953126350850-dummy.host.com:8984_solr-n_0000000000) am no longer a 
leader.
   [junit4]   2> 2212842 ERROR (OverseerExitThread) [n:dummy.host.com:8984_solr 
   ] 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.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2212938 WARN  
(OverseerAutoScalingTriggerThread-98769953126350850-dummy.host.com:8984_solr-n_0000000000)
 [n:dummy.host.com:8984_solr    ] 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.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$4.execute(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:303)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:557)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:415)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.TriggerBase.<init>(TriggerBase.java:47)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.NodeLostTrigger.<init>(NodeLostTrigger.java:72)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.AutoScaling$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.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2212938 WARN  
(zkCallback-3561-thread-1-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> 2212940 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2212941 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2212941 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2212942 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes 
from ZooKeeper... (1) -> (0)
   [junit4]   2> 2212944 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.OverseerElectionContext I am going to 
be the leader dummy.host.com:8984_solr
   [junit4]   2> 2212944 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350851-dummy.host.com:8984_solr-n_0000000001) starting
   [junit4]   2> 2212947 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/dummy.host.com:8984_solr
   [junit4]   2> 2212947 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy 
Reconnected to ZooKeeper
   [junit4]   2> 2212947 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2212947 INFO  
(zkCallback-3561-thread-1-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes 
from ZooKeeper... (0) -> (1)
   [junit4]   2> 2213050 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2213050 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2214709 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940003 has expired
   [junit4]   2> 2214709 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2214709 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2214709 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350851-dummy.host.com:8984_solr-n_0000000001) closing
   [junit4]   2> 2214709 INFO  
(OverseerStateUpdate-98769953126350851-dummy.host.com:8984_solr-n_0000000001) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer Loop exiting : 
dummy.host.com:8984_solr
   [junit4]   2> 2214714 ERROR (OverseerExitThread) [n:dummy.host.com:8984_solr 
   ] 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.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2214809 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> ott 04, 2017 5:38:04 AM 
com.carrotsearch.randomizedtesting.RandomizedRunner$QueueUncaughtExceptionsHandler
 uncaughtException
   [junit4]   2> AVVERTENZA: Uncaught exception in thread: 
Thread[OverseerAutoScalingTriggerThread-98769953126350851-dummy.host.com:8984_solr-n_0000000001,5,Overseer
 autoscaling triggers]
   [junit4]   2> org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events
   [junit4]   2>        at 
__randomizedtesting.SeedInfo.seed([E3C6A345C2B6F468]: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:30)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers$ScheduledTrigger.<init>(ScheduledTriggers.java:398)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.ScheduledTriggers.add(ScheduledTriggers.java:149)
   [junit4]   2>        at 
org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:220)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /autoscaling/events
   [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.SolrZkClient.makePath(SolrZkClient.java:512)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.ensureExists(ZkCmdExecutor.java:97)
   [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> 2214818 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2214819 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2214820 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2214820 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes 
from ZooKeeper... (1) -> (0)
   [junit4]   2> 2214922 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2214923 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2216047 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940004 has expired
   [junit4]   2> 2216047 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2216047 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2216047 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2216048 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2216048 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2216049 WARN  (NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0) [    ] 
o.a.z.s.NIOServerCnxnFactory Ignoring unexpected runtime exception
   [junit4]   2> java.nio.channels.CancelledKeyException
   [junit4]   2>        at 
sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:73)
   [junit4]   2>        at 
sun.nio.ch.SelectionKeyImpl.readyOps(SelectionKeyImpl.java:87)
   [junit4]   2>        at 
org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:182)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2216149 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2216150 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2218040 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940005 has expired
   [junit4]   2> 2218041 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2218041 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2218041 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2218043 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2218043 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2218141 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController 
:org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /live_nodes
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLiveNodes(ZkStateReader.java:716)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:433)
   [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$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> 
   [junit4]   2> 2218141 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController 
:org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer_elect
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.<init>(ElectionContext.java:772)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:338)
   [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
   [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.OverseerElectionContext.<init>(ElectionContext.java:770)
   [junit4]   2>        ... 6 more
   [junit4]   2> 
   [junit4]   2> 2218142 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] 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 /live_nodes
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.refreshLiveNodes(ZkStateReader.java:716)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:433)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:322)
   [junit4]   2>        ... 5 more
   [junit4]   2> 
   [junit4]   2> 2218142 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] 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$EventThread.run(ClientCnxn.java:505)
   [junit4]   2> Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer_elect
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerElectionContext.<init>(ElectionContext.java:772)
   [junit4]   2>        at 
org.apache.solr.cloud.ZkController$1.command(ZkController.java:338)
   [junit4]   2>        ... 5 more
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /overseer_elect
   [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.OverseerElectionContext.<init>(ElectionContext.java:770)
   [junit4]   2>        ... 6 more
   [junit4]   2> 
   [junit4]   2> 2218143 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect 
to ZooKeeper failed
   [junit4]   2> 2218142 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect 
to ZooKeeper failed
   [junit4]   2> 2218144 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2218144 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2218144 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2218144 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2219321 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940006 has expired
   [junit4]   2> 2219321 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2219321 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2219321 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2219323 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2219323 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2219429 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2219429 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2220473 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940007 has expired
   [junit4]   2> 2220473 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2220474 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2220474 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2220476 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2220476 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2220574 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] 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> 2220575 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] 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> 2220575 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect 
to ZooKeeper failed
   [junit4]   2> 2220576 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2220584 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Disconnected 
type:None path:null path: null type: None
   [junit4]   2> 2220584 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager zkClient has 
disconnected
   [junit4]   2> 2221688 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-SendThread(127.0.0.1:35021))
 [n:dummy.host.com:8984_solr    ] o.a.z.ClientCnxn Unable to reconnect to 
ZooKeeper service, session 0x15ee6bfc2940008 has expired
   [junit4]   2> 2221688 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Watcher 
org.apache.solr.common.cloud.ConnectionManager@c66f6f name: ZooKeeperConnection 
Watcher:127.0.0.1:35021/solr got event WatchedEvent state:Expired type:None 
path:null path: null type: None
   [junit4]   2> 2221689 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Our previous 
ZooKeeper session was expired. Attempting to reconnect to recover relationship 
with ZooKeeper...
   [junit4]   2> 2221689 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Connection 
expired - starting a new one...
   [junit4]   2> 2221689 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connection with 
ZooKeeper reestablished.
   [junit4]   2> 2221689 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController ZooKeeper session 
re-connected ... refreshing core states after session expiration.
   [junit4]   2> 2222085 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.OverseerElectionContext I am going to 
be the leader dummy.host.com:8984_solr
   [junit4]   2> 2222086 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350858-dummy.host.com:8984_solr-n_0000000002) starting
   [junit4]   2> 2222086 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.TestLeaderElectionZkExpiry 
Time=3028741277894901 Overseer leader is = dummy.host.com:8984_solr
   [junit4]   2> 2222088 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer 
(id=98769953126350858-dummy.host.com:8984_solr-n_0000000002) closing
   [junit4]   2> 2222088 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/dummy.host.com:8984_solr
   [junit4]   2> 2222088 INFO  
(OverseerStateUpdate-98769953126350858-dummy.host.com:8984_solr-n_0000000002) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer According to ZK I 
(id=98769953126350858-dummy.host.com:8984_solr-n_0000000002) am no longer a 
leader.
   [junit4]   2> 2222088 ERROR 
(OverseerCollectionConfigSetProcessor-98769953126350858-dummy.host.com:8984_solr-n_0000000002)
 [n:dummy.host.com:8984_solr    ] o.a.s.c.OverseerTaskProcessor Unable to 
prioritize overseer 
   [junit4]   2> java.lang.InterruptedException
   [junit4]   2>        at java.lang.Object.wait(Native Method)
   [junit4]   2>        at java.lang.Object.wait(Object.java:502)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn.submitRequest(ClientCnxn.java:1406)
   [junit4]   2>        at 
org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1097)
   [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.cloud.OverseerNodePrioritizer.prioritizeOverseerNodes(OverseerNodePrioritizer.java:61)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:178)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:748)
   [junit4]   2> 2222088 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy 
Reconnected to ZooKeeper
   [junit4]   2> 2222088 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2222088 INFO  
(OverseerStateUpdate-98769953126350858-dummy.host.com:8984_solr-n_0000000002) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.Overseer Overseer Loop exiting : 
dummy.host.com:8984_solr
   [junit4]   2> 2222090 INFO  
(zkCallback-3561-thread-1-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader Updated live nodes 
from ZooKeeper... (0) -> (1)
   [junit4]   2> 2222091 WARN  (OverseerExitThread) [n:dummy.host.com:8984_solr 
   ] o.a.s.c.Overseer I'm exiting, but I'm still the leader
   [junit4]   2> 2222091 WARN  
(zkCallback-3561-thread-4-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> 2222092 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> 2222091 WARN  
(zkCallback-3561-thread-1-processing-n:dummy.host.com:8984_solr) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> 2222092 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.c.CoreContainer Shutting down 
CoreContainer instance=18141919
   [junit4]   2> 2222092 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.m.SolrMetricManager Closing metric 
reporters for registry=solr.node, tag=null
   [junit4]   2> 2222092 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@8232c4: rootName = null, 
domain = solr.node, service url = null, agent id = null] for registry solr.node 
/ com.codahale.metrics.MetricRegistry@18bf72c
   [junit4]   2> 2222096 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.m.SolrMetricManager Closing metric 
reporters for registry=solr.jvm, tag=null
   [junit4]   2> 2222097 INFO  
(TEST-TestLeaderElectionZkExpiry.testLeaderElectionWithZkExpiry-seed#[E3C6A345C2B6F468])
 [n:dummy.host.com:8984_solr    ] o.a.s.m.r.SolrJmxReporter Closing reporter 
[org.apache.solr.metrics.reporters.SolrJmxReporter@1ff188e: rootName = null, 
domain = solr.jvm, service url = null, agent id = null] for registry solr.jvm / 
com.codahale.metrics.MetricRegistry@1cce88

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

n.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/election
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:267)
   [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> 2223593 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect 
to ZooKeeper failed
   [junit4]   2> 2223593 ERROR 
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] 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/election
   [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.getChildren(ZooKeeper.java:1532)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:340)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:337)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:267)
   [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> 2223594 WARN  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.DefaultConnectionStrategy Reconnect 
to ZooKeeper failed
   [junit4]   2> 2223594 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> 2223595 INFO  
(zkCallback-3561-thread-5-processing-n:dummy.host.com:8984_solr-EventThread) 
[n:dummy.host.com:8984_solr    ] o.a.s.c.c.ConnectionManager Connected:true
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70): {}, 
docValues:{}, maxPointsInLeafNode=2042, maxMBSortInHeap=6.671730572399635, 
sim=RandomSimilarity(queryNorm=false): {}, locale=it-IT, timezone=US/Eastern
   [junit4]   2> NOTE: Linux 4.10.0-33-generic i386/Oracle Corporation 
1.8.0_144 (32-bit)/cpus=8,threads=1,free=233671096,total=518979584
   [junit4]   2> NOTE: All tests run in this JVM: [NotRequiredUniqueKeyTest, 
TestFieldCacheReopen, OutOfBoxZkACLAndCredentialsProvidersTest, MultiTermTest, 
DistributedQueryComponentCustomSortTest, TestLFUCache, TriggerIntegrationTest, 
TestSuggestSpellingConverter, TestReloadDeadlock, 
TestComplexPhraseLeadingWildcard, AutoScalingHandlerTest, TestConfigSetsAPI, 
SolrJmxReporterCloudTest, QueryResultKeyTest, 
TestStressCloudBlindAtomicUpdates, DeleteReplicaTest, MinimalSchemaTest, 
CheckHdfsIndexTest, ShowFileRequestHandlerTest, BadCopyFieldTest, 
TestRestManager, NumericFieldsTest, TestSolrCoreProperties, 
TestPayloadScoreQParserPlugin, TestScoreJoinQPNoScore, OverseerTest, 
TestHdfsBackupRestoreCore, GraphQueryTest, LeaderElectionContextKeyTest, 
BlockDirectoryTest, TestHalfAndHalfDocValues, TestFoldingMultitermQuery, 
TestSolrCloudWithHadoopAuthPlugin, DirectUpdateHandlerOptimizeTest, 
FastVectorHighlighterTest, TestSurroundQueryParser, TestFreeTextSuggestions, 
StatsComponentTest, SuggestComponentTest, SimplePostToolTest, 
TestNumericRangeQuery32, TestSolrCLIRunExample, BasicAuthIntegrationTest, 
TestConfigSetImmutable, DistributedFacetPivotSmallAdvancedTest, 
TestCoreAdminApis, UnloadDistributedZkTest, AutoCommitTest, TestTlogReplica, 
TestLeaderElectionWithEmptyReplica, CurrencyFieldTypeTest, HardAutoCommitTest, 
TestCloudManagedSchema, CloudMLTQParserTest, DataDrivenBlockJoinTest, 
RequiredFieldsTest, InfoHandlerTest, TolerantUpdateProcessorTest, 
CoreAdminCreateDiscoverTest, TestManagedStopFilterFactory, SortByFunctionTest, 
ChaosMonkeyNothingIsSafeWithPullReplicasTest, SolrCoreMetricManagerTest, 
TestSort, QueryEqualityTest, SortSpecParsingTest, TestNumericTerms32, 
TestLocalFSCloudBackupRestore, TestCodecSupport, CdcrReplicationHandlerTest, 
TestRecovery, ClassificationUpdateProcessorTest, TestSolrDeletionPolicy2, 
TestFieldCacheVsDocValues, TestSolrCloudWithDelegationTokens, 
TestSchemalessBufferedUpdates, SaslZkACLProviderTest, HdfsNNFailoverTest, 
TermVectorComponentDistributedTest, TestUtils, 
TestSha256AuthenticationProvider, TestQuerySenderListener, 
TestSlowCompositeReaderWrapper, SuggesterTest, EnumFieldTest, 
HLLSerializationTest, DocumentBuilderTest, TestJmxIntegration, 
TestCorePropertiesReload, ClusterStateTest, DistribCursorPagingTest, 
BaseCdcrDistributedZkTest, DistributedFacetExistsSmallTest, 
TestMaxScoreQueryParser, BitVectorTest, TlogReplayBufferedWhileIndexingTest, 
BasicDistributedZk2Test, SimpleCollectionCreateDeleteTest, SolrXmlInZkTest, 
SolrMetricsIntegrationTest, TestGroupingSearch, 
LeaderInitiatedRecoveryOnCommitTest, TestStressReorder, JavabinLoaderTest, 
TestExportWriter, CollectionStateFormat2Test, TestCloudInspectUtil, TestReload, 
DateMathParserTest, TestCloudPseudoReturnFields, RecoveryZkTest, 
TestPullReplicaErrorHandling, TestSchemaVersionResource, 
SecurityConfHandlerTest, ResponseHeaderTest, TestPseudoReturnFields, 
TestDFRSimilarityFactory, MissingSegmentRecoveryTest, TestTrie, 
RegexBoostProcessorTest, ReturnFieldsTest, TestAnalyzedSuggestions, 
UniqFieldsUpdateProcessorFactoryTest, JsonLoaderTest, 
BinaryUpdateRequestHandlerTest, TestPHPSerializedResponseWriter, 
PingRequestHandlerTest, SearchHandlerTest, HighlighterConfigTest, 
TestSolrIndexConfig, TestQuerySenderNoQuery, CopyFieldTest, 
ResponseLogComponentTest, TestMergePolicyConfig, TestPostingsSolrHighlighter, 
TestLuceneMatchVersion, TestCharFilters, EchoParamsTest, 
TestPerFieldSimilarity, TestLMJelinekMercerSimilarityFactory, 
TimeZoneUtilsTest, ScriptEngineTest, URLClassifyProcessorTest, 
TestFastLRUCache, PreAnalyzedFieldTest, TestSystemIdResolver, PrimUtilsTest, 
DateFieldTest, SpellingQueryConverterTest, TestSolrJ, TestLRUCache, 
ZkNodePropsTest, SystemInfoHandlerTest, UUIDFieldTest, CircularListTest, 
DistributedMLTComponentTest, DistributedIntervalFacetingTest, 
SolrTestCaseJ4Test, TestCrossCoreJoin, TestCursorMarkWithoutUniqueKey, 
TestDistributedMissingSort, TestHighlightDedupGrouping, 
TestSimpleTrackingShardHandler, TestTolerantSearch, TestLuceneIndexBackCompat, 
TestEmbeddedSolrServerAdminHandler, TestEmbeddedSolrServerConstructors, 
TestJettySolrRunner, ConnectionReuseTest, AssignBackwardCompatibilityTest, 
CdcrReplicationDistributedZkTest, CdcrVersionReplicationTest, 
ChaosMonkeySafeLeaderWithPullReplicasTest, CollectionReloadTest, 
CollectionsAPISolrJTest, CreateCollectionCleanupTest, 
DeleteInactiveReplicaTest, DeleteNodeTest, DistributedQueueTest, 
ForceLeaderTest, LeaderFailureAfterFreshStartTest, MoveReplicaHDFSTest, 
MultiThreadedOCPTest, PeerSyncReplicationTest, TestClusterProperties, 
TestCollectionAPI, TestDownShardTolerantSearch, TestLeaderElectionZkExpiry]
   [junit4] Completed [546/745 (2!)] on J2 in 13.16s, 1 test, 1 error <<< 
FAILURES!

[...truncated 22214 lines...]
BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:826: The following 
error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:117: The following 
error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build.xml:393: The 
following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/lucene/common-build.xml:2014: 
Rat problems were found!

Total time: 85 minutes 22 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
Sending email for trigger: Failure - Any
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