Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/19750/
Java: 32bit/jdk-9-ea+171 -client -XX:+UseG1GC

1 tests failed.
FAILED:  org.apache.solr.cloud.UnloadDistributedZkTest.test

Error Message:
Captured an uncaught exception in thread: Thread[id=3568, 
name=testExecutor-2018-thread-1, state=RUNNABLE, 
group=TGRP-UnloadDistributedZkTest]

Stack Trace:
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=3568, name=testExecutor-2018-thread-1, 
state=RUNNABLE, group=TGRP-UnloadDistributedZkTest]
        at 
__randomizedtesting.SeedInfo.seed([F284E696B53B6475:7AD0D94C1BC7098D]:0)
Caused by: java.lang.RuntimeException: 
org.apache.solr.client.solrj.SolrServerException: Timeout occured while waiting 
response from server at: http://127.0.0.1:43031
        at __randomizedtesting.SeedInfo.seed([F284E696B53B6475]:0)
        at 
org.apache.solr.cloud.UnloadDistributedZkTest.lambda$testUnloadLotsOfCores$0(UnloadDistributedZkTest.java:412)
        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1161)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
        at java.base/java.lang.Thread.run(Thread.java:844)
Caused by: org.apache.solr.client.solrj.SolrServerException: Timeout occured 
while waiting response from server at: http://127.0.0.1:43031
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:621)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:248)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:237)
        at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219)
        at 
org.apache.solr.cloud.UnloadDistributedZkTest.lambda$testUnloadLotsOfCores$0(UnloadDistributedZkTest.java:410)
        ... 4 more
Caused by: java.net.SocketTimeoutException: Read timed out
        at java.base/java.net.SocketInputStream.socketRead0(Native Method)
        at 
java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
        at java.base/java.net.SocketInputStream.read(SocketInputStream.java:171)
        at java.base/java.net.SocketInputStream.read(SocketInputStream.java:141)
        at 
org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
        at 
org.apache.http.impl.io.SessionInputBufferImpl.fillBuffer(SessionInputBufferImpl.java:155)
        at 
org.apache.http.impl.io.SessionInputBufferImpl.readLine(SessionInputBufferImpl.java:284)
        at 
org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:140)
        at 
org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:57)
        at 
org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:261)
        at 
org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:165)
        at 
org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:167)
        at 
org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:272)
        at 
org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:124)
        at 
org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:271)
        at 
org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
        at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
        at 
org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
        at 
org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
        at 
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
        at 
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
        ... 8 more




Build Log:
[...truncated 11560 lines...]
   [junit4] Suite: org.apache.solr.cloud.UnloadDistributedZkTest
   [junit4]   2> Creating dataDir: 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/init-core-data-001
   [junit4]   2> 285859 WARN  
(SUITE-UnloadDistributedZkTest-seed#[F284E696B53B6475]-worker) [    ] 
o.a.s.SolrTestCaseJ4 startTrackingSearchers: numOpens=2 numCloses=2
   [junit4]   2> 285859 INFO  
(SUITE-UnloadDistributedZkTest-seed#[F284E696B53B6475]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Using PointFields
   [junit4]   2> 285859 INFO  
(SUITE-UnloadDistributedZkTest-seed#[F284E696B53B6475]-worker) [    ] 
o.a.s.SolrTestCaseJ4 Randomized ssl (false) and clientAuth (false) via: 
@org.apache.solr.SolrTestCaseJ4$SuppressSSL(bugUrl="https://issues.apache.org/jira/browse/SOLR-5776";)
   [junit4]   2> 285859 INFO  
(SUITE-UnloadDistributedZkTest-seed#[F284E696B53B6475]-worker) [    ] 
o.a.s.BaseDistributedSearchTestCase Setting hostContext system property: /
   [junit4]   2> 285860 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.ZkTestServer STARTING ZK TEST SERVER
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port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 285861 INFO  (Thread-612) [    ] o.a.s.c.ZkTestServer Starting 
server
   [junit4]   2> 285862 ERROR (Thread-612) [    ] 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> 285961 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.ZkTestServer start zk server on port:43553
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(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/solrconfig-tlog.xml
 to /configs/conf1/solrconfig.xml
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(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/schema.xml
 to /configs/conf1/schema.xml
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o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/solrconfig.snippet.randomindexconfig.xml
 to /configs/conf1/solrconfig.snippet.randomindexconfig.xml
   [junit4]   2> 285971 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/stopwords.txt
 to /configs/conf1/stopwords.txt
   [junit4]   2> 285971 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/protwords.txt
 to /configs/conf1/protwords.txt
   [junit4]   2> 285972 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/currency.xml
 to /configs/conf1/currency.xml
   [junit4]   2> 285972 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/enumsConfig.xml
 to /configs/conf1/enumsConfig.xml
   [junit4]   2> 285973 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/open-exchange-rates.json
 to /configs/conf1/open-exchange-rates.json
   [junit4]   2> 285973 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/mapping-ISOLatin1Accent.txt
 to /configs/conf1/mapping-ISOLatin1Accent.txt
   [junit4]   2> 285974 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/old_synonyms.txt
 to /configs/conf1/old_synonyms.txt
   [junit4]   2> 285974 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractZkTestCase put 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test-files/solr/collection1/conf/synonyms.txt
 to /configs/conf1/synonyms.txt
   [junit4]   2> 285975 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.AbstractFullDistribZkTestBase Will use TLOG replicas unless explicitly 
asked otherwise
   [junit4]   2> 286059 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.SolrTestCaseJ4 Writing core.properties file to 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/cores/collection1
   [junit4]   2> 286066 INFO  
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o.e.j.s.Server jetty-9.3.14.v20161028
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o.e.j.s.h.ContextHandler Started 
o.e.j.s.ServletContextHandler@79865{/,null,AVAILABLE}
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o.e.j.s.AbstractConnector Started 
ServerConnector@1384390{HTTP/1.1,[http/1.1]}{127.0.0.1:46149}
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o.e.j.s.Server Started @287610ms
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o.a.s.c.s.e.JettySolrRunner Jetty properties: {hostContext=/, 
solr.data.dir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-001/control/data,
 hostPort=46149, 
coreRootDirectory=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/cores,
 replicaType=NRT}
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o.a.s.s.StartupLoggingUtils Missing Java Option solr.log.dir. Logging may be 
missing or incomplete.
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
7.0.0
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o.a.s.s.SolrDispatchFilter / __| ___| |_ _   Starting in cloud mode on port null
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o.a.s.s.SolrDispatchFilter \__ \/ _ \ | '_|  Install dir: null
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-31T16:56:39.313685Z
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o.a.s.s.SolrDispatchFilter Loading solr.xml from SolrHome (not found in 
ZooKeeper)
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o.a.s.c.SolrXmlConfig Loading container configuration from 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/solr.xml
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o.a.s.c.SolrXmlConfig MBean server found: 
com.sun.jmx.mbeanserver.JmxMBeanServer@9ac1d1, but no JMX reporters were 
configured - adding default JMX reporter.
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o.a.s.c.ZkContainer Zookeeper client=127.0.0.1:43553/solr
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o.a.s.c.Overseer Overseer (id=null) closing
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o.a.s.c.OverseerElectionContext I am going to be the leader 127.0.0.1:46149_
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o.a.s.c.Overseer Overseer (id=98058226830737412-127.0.0.1:46149_-n_0000000000) 
starting
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o.a.s.c.ZkController Register node as live in 
ZooKeeper:/live_nodes/127.0.0.1:46149_
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o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (0) -> (1)
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.node' (registry 'solr.node') 
enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@9ac1d1
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jvm' (registry 'solr.jvm') 
enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@9ac1d1
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jetty' (registry 
'solr.jetty') enabled at server: com.sun.jmx.mbeanserver.JmxMBeanServer@9ac1d1
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o.a.s.c.CorePropertiesLocator Found 1 core definitions underneath 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/cores
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o.a.s.c.CorePropertiesLocator Cores are: [collection1]
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o.a.s.c.TransientSolrCoreCacheDefault Allocating transient cache for 4 
transient cores
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o.a.s.c.o.ReplicaMutator Assigning new node to shard shard=shard1
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o.a.s.c.Config Beginning with Solr 5.5, <mergePolicy> is deprecated, use 
<mergePolicyFactory> instead.
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o.a.s.c.SolrConfig Using Lucene MatchVersion: 7.0.0
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o.a.s.s.IndexSchema [collection1] Schema name=test
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o.a.s.s.IndexSchema Loaded schema test/1.0 with uniqueid field id
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o.a.s.c.CoreContainer Creating SolrCore 'collection1' using configuration from 
collection control_collection, trusted=true
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr.core.control_collection.shard1.core_node1' (registry 
'solr.core.control_collection.shard1.core_node1') enabled at server: 
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o.a.s.c.SolrCore solr.RecoveryStrategy.Builder
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o.a.s.c.SolrCore [[collection1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/cores/collection1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/control-001/cores/collection1/data/]
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o.a.s.u.RandomMergePolicy RandomMergePolicy wrapping class 
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maxMergeAtOnce=46, maxMergeAtOnceExplicit=29, maxMergedSegmentMB=56.2333984375, 
floorSegmentMB=1.291015625, forceMergeDeletesPctAllowed=5.447618937129145, 
segmentsPerTier=47.0, maxCFSSegmentSizeMB=8.796093022207999E12, noCFSRatio=0.0
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o.a.s.c.RequestHandlers INVALID paramSet a in requestHandler {type = 
requestHandler,name = /dump,class = DumpRequestHandler,attributes = 
{initParams=a, name=/dump, class=DumpRequestHandler},args = 
{defaults={a=A,b=B}}}
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o.a.s.u.UpdateHandler Using UpdateLog implementation: 
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o.a.s.u.UpdateLog Initializing UpdateLog: dataDir= defaultSyncLevel=FLUSH 
numRecordsToKeep=100 maxNumLogsToKeep=10 numVersionBuckets=65536
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org.apache.lucene.index.LogDocMergePolicy: [LogDocMergePolicy: 
minMergeSize=1000, mergeFactor=13, maxMergeSize=9223372036854775807, 
maxMergeSizeForForcedMerge=9223372036854775807, calibrateSizeByDeletes=true, 
maxMergeDocs=2147483647, maxCFSSegmentSizeMB=8.796093022207999E12, 
noCFSRatio=0.6934946905653457]
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o.a.s.s.SolrIndexSearcher Opening [Searcher@91f897[collection1] main]
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o.a.s.r.ManagedResourceStorage Configured ZooKeeperStorageIO with znodeBase: 
/configs/conf1
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o.a.s.r.ManagedResourceStorage Loaded null at path _rest_managed.json using 
ZooKeeperStorageIO:path=/configs/conf1
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o.a.s.h.ReplicationHandler Commits will be reserved for  10000
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o.a.s.c.SolrCore [collection1] Registered new searcher 
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main{ExitableDirectoryReader(UninvertingDirectoryReader())}
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o.a.s.u.UpdateLog Could not find max version in index or recent updates, using 
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o.a.s.c.ShardLeaderElectionContext Enough replicas found to continue.
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o.a.s.c.ShardLeaderElectionContext I may be the new leader - try and sync
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o.a.s.c.SyncStrategy Sync replicas to http://127.0.0.1:46149/collection1/
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o.a.s.c.SyncStrategy Sync Success - now sync replicas to me
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o.a.s.SolrTestCaseJ4 Writing core.properties file to 
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o.a.s.c.s.e.JettySolrRunner Jetty properties: {hostContext=/, 
solrconfig=solrconfig.xml, 
solr.data.dir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-001/jetty1,
 hostPort=39747, 
coreRootDirectory=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-1-001/cores,
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-1-001/cores/collection1/data/]
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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solrconfig=solrconfig.xml, 
solr.data.dir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-001/jetty2,
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coreRootDirectory=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/../../../../../../../../../home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-2-001/cores,
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 
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o.a.s.c.SolrCore [[collection1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-2-001/cores/collection1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/../../../../../../../../../home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-2-001/cores/collection1/data/]
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o.a.s.c.AbstractFullDistribZkTestBase create jetty 3 in directory 
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solrconfig=solrconfig.xml, 
solr.data.dir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-001/jetty3,
 hostPort=43031, 
coreRootDirectory=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-3-001/cores,
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dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-3-001/cores/collection1/data/]
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o.a.s.c.SolrCore [collection1] Registered new searcher 
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o.a.s.c.ZkController collection1 stopping background replication from leader
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o.a.s.c.RecoveryStrategy Publishing state of core [collection1] as recovering, 
leader is [http://127.0.0.1:39747/collection1/] and I am 
[http://127.0.0.1:43031/collection1/]
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o.a.s.c.RecoveryStrategy Sending prep recovery command to 
[http://127.0.0.1:39747]; [WaitForState: 
action=PREPRECOVERY&core=collection1&nodeName=127.0.0.1:43031_&coreNodeName=core_node3&state=recovering&checkLive=true&onlyIfLeader=true&onlyIfLeaderActive=true]
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o.a.s.h.a.PrepRecoveryOp Going to wait for coreNodeName: core_node3, state: 
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maxTime: 183 s
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o.a.s.h.a.PrepRecoveryOp In WaitForState(recovering): collection=collection1, 
shard=shard2, thisCore=collection1, leaderDoesNotNeedRecovery=false, isLeader? 
true, live=true, checkLive=true, currentState=down, localState=active, 
nodeName=127.0.0.1:43031_, coreNodeName=core_node3, 
onlyIfActiveCheckResult=false, nodeProps: 
core_node3:{"core":"collection1","base_url":"http://127.0.0.1:43031","node_name":"127.0.0.1:43031_","state":"down","type":"TLOG"}
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.SolrTestCaseJ4 Writing core.properties file to 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001/cores/collection1
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o.a.s.c.AbstractFullDistribZkTestBase create jetty 4 in directory 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001
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o.e.j.s.Server jetty-9.3.14.v20161028
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o.e.j.s.h.ContextHandler Started 
o.e.j.s.ServletContextHandler@1ef5fd4{/,null,AVAILABLE}
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o.e.j.s.AbstractConnector Started 
ServerConnector@81609{HTTP/1.1,[http/1.1]}{127.0.0.1:42821}
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o.a.s.c.s.e.JettySolrRunner Jetty properties: {hostContext=/, 
solrconfig=solrconfig.xml, 
solr.data.dir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-001/jetty4,
 hostPort=42821, 
coreRootDirectory=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/../../../../../../../../../home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001/cores,
 replicaType=TLOG}
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o.a.s.s.StartupLoggingUtils Missing Java Option solr.log.dir. Logging may be 
missing or incomplete.
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o.a.s.s.SolrDispatchFilter  ___      _       Welcome to Apache Solr? version 
7.0.0
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o.a.s.s.SolrDispatchFilter / __| ___| |_ _   Starting in cloud mode on port null
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o.a.s.s.SolrDispatchFilter \__ \/ _ \ | '_|  Install dir: null
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o.a.s.s.SolrDispatchFilter |___/\___/_|_|    Start time: 
2017-05-31T16:56:45.324417Z
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o.a.s.s.SolrDispatchFilter Loading solr.xml from SolrHome (not found in 
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o.a.s.c.SolrXmlConfig Loading container configuration from 
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o.a.s.c.Overseer Overseer (id=null) closing
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o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (4) -> (5)
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o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (4) -> (5)
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o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (4) -> (5)
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o.a.s.c.c.ZkStateReader Updated live nodes from ZooKeeper... (4) -> (5)
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.node' (registry 'solr.node') 
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 'solr.jetty' (registry 
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o.a.s.c.CorePropertiesLocator Found 1 core definitions underneath 
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/../../../../../../../../../home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001/cores
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o.a.s.c.CorePropertiesLocator Cores are: [collection1]
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transient cores
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o.a.s.c.o.ReplicaMutator Assigning new node to shard shard=shard1
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.h.a.PrepRecoveryOp In WaitForState(recovering): collection=collection1, 
shard=shard2, thisCore=collection1, leaderDoesNotNeedRecovery=false, isLeader? 
true, live=true, checkLive=true, currentState=recovering, localState=active, 
nodeName=127.0.0.1:43031_, coreNodeName=core_node3, 
onlyIfActiveCheckResult=false, nodeProps: 
core_node3:{"core":"collection1","base_url":"http://127.0.0.1:43031","node_name":"127.0.0.1:43031_","state":"recovering","type":"TLOG"}
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o.a.s.h.a.PrepRecoveryOp Waited coreNodeName: core_node3, state: recovering, 
checkLive: true, onlyIfLeader: true for: 1 seconds.
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[admin] webapp=null path=/admin/cores 
params={nodeName=127.0.0.1:43031_&onlyIfLeaderActive=true&core=collection1&coreNodeName=core_node3&action=PREPRECOVERY&checkLive=true&state=recovering&onlyIfLeader=true&wt=javabin&version=2}
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o.a.s.c.RecoveryStrategy Starting Replication Recovery.
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o.a.s.c.RecoveryStrategy Attempting to replicate from 
[http://127.0.0.1:39747/collection1/].
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o.a.s.u.DirectUpdateHandler2 start 
commit{_version_=1568931636942209024,optimize=false,openSearcher=false,waitSearcher=true,expungeDeletes=false,softCommit=false,prepareCommit=false}
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o.a.s.u.DirectUpdateHandler2 No uncommitted changes. Skipping IW.commit.
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o.a.s.u.p.LogUpdateProcessorFactory [collection1]  webapp= path=/update 
params={waitSearcher=true&openSearcher=false&commit=true&softCommit=false&commit_end_point=true&wt=javabin&version=2}{commit=}
 0 1
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[collection1]  webapp= path=/replication 
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o.a.s.c.RecoveryStrategy Replication Recovery was successful.
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o.a.s.h.ReplicationHandler SolrCloud is enabled for core collection1 but so is 
old-style replication. Make sure you intend this behavior, it usually indicates 
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o.a.s.u.UpdateLog Could not find max version in index or recent updates, using 
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o.a.s.c.RecoveryStrategy Finished recovery process, successful=[true]
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o.a.s.c.Config Beginning with Solr 5.5, <mergePolicy> is deprecated, use 
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o.a.s.c.SolrConfig Using Lucene MatchVersion: 7.0.0
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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occurred - updating... (live nodes size: [5])
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
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o.a.s.s.IndexSchema [collection1] Schema name=test
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o.a.s.s.IndexSchema Loaded schema test/1.0 with uniqueid field id
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o.a.s.c.CoreContainer Creating SolrCore 'collection1' using configuration from 
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o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr.core.collection1.shard1.core_node4' (registry 
'solr.core.collection1.shard1.core_node4') enabled at server: 
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o.a.s.c.SolrCore [[collection1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001/cores/collection1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/../../../../../../../../../home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-4-001/cores/collection1/data/]
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o.a.s.u.RandomMergePolicy RandomMergePolicy wrapping class 
org.apache.lucene.index.TieredMergePolicy: [TieredMergePolicy: 
maxMergeAtOnce=46, maxMergeAtOnceExplicit=29, maxMergedSegmentMB=56.2333984375, 
floorSegmentMB=1.291015625, forceMergeDeletesPctAllowed=5.447618937129145, 
segmentsPerTier=47.0, maxCFSSegmentSizeMB=8.796093022207999E12, noCFSRatio=0.0
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o.a.s.c.RequestHandlers INVALID paramSet a in requestHandler {type = 
requestHandler,name = /dump,class = DumpRequestHandler,attributes = 
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o.a.s.u.UpdateHandler Using UpdateLog implementation: 
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o.a.s.u.UpdateLog Initializing UpdateLog: dataDir= defaultSyncLevel=FLUSH 
numRecordsToKeep=100 maxNumLogsToKeep=10 numVersionBuckets=65536
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org.apache.lucene.index.LogDocMergePolicy: [LogDocMergePolicy: 
minMergeSize=1000, mergeFactor=13, maxMergeSize=9223372036854775807, 
maxMergeSizeForForcedMerge=9223372036854775807, calibrateSizeByDeletes=true, 
maxMergeDocs=2147483647, maxCFSSegmentSizeMB=8.796093022207999E12, 
noCFSRatio=0.6934946905653457]
   [junit4]   2> 293380 INFO  (coreLoadExecutor-1914-thread-1) [    ] 
o.a.s.s.SolrIndexSearcher Opening [Searcher@179d2ad[collection1] main]
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o.a.s.r.ManagedResourceStorage Configured ZooKeeperStorageIO with znodeBase: 
/configs/conf1
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o.a.s.r.ManagedResourceStorage Loaded null at path _rest_managed.json using 
ZooKeeperStorageIO:path=/configs/conf1
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o.a.s.h.ReplicationHandler Commits will be reserved for  10000
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o.a.s.c.SolrCore [collection1] Registered new searcher 
Searcher@179d2ad[collection1] 
main{ExitableDirectoryReader(UninvertingDirectoryReader())}
   [junit4]   2> 293383 INFO  (coreLoadExecutor-1914-thread-1) [    ] 
o.a.s.u.UpdateLog Could not find max version in index or recent updates, using 
new clock 1568931637179187200
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o.a.s.c.ZkController Core needs to recover:collection1
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o.a.s.u.DefaultSolrCoreState Running recovery
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o.a.s.c.RecoveryStrategy Starting recovery process. recoveringAfterStartup=true
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o.a.s.c.RecoveryStrategy ###### startupVersions=[[]]
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o.a.s.c.ZkController collection1 stopping background replication from leader
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o.a.s.c.RecoveryStrategy Begin buffering updates. core=[collection1]
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o.a.s.u.UpdateLog Starting to buffer updates. FSUpdateLog{state=ACTIVE, 
tlog=null}
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o.a.s.c.RecoveryStrategy Publishing state of core [collection1] as recovering, 
leader is [http://127.0.0.1:41081/collection1/] and I am 
[http://127.0.0.1:42821/collection1/]
   [junit4]   2> 293386 INFO  (recoveryExecutor-567-thread-1) [    ] 
o.a.s.c.RecoveryStrategy Sending prep recovery command to 
[http://127.0.0.1:41081]; [WaitForState: 
action=PREPRECOVERY&core=collection1&nodeName=127.0.0.1:42821_&coreNodeName=core_node4&state=recovering&checkLive=true&onlyIfLeader=true&onlyIfLeaderActive=true]
   [junit4]   2> 293387 INFO  (qtp20488179-3313) [    ] 
o.a.s.h.a.PrepRecoveryOp Going to wait for coreNodeName: core_node4, state: 
recovering, checkLive: true, onlyIfLeader: true, onlyIfLeaderActive: true, 
maxTime: 183 s
   [junit4]   2> 293387 INFO  (qtp20488179-3313) [    ] 
o.a.s.h.a.PrepRecoveryOp In WaitForState(recovering): collection=collection1, 
shard=shard1, thisCore=collection1, leaderDoesNotNeedRecovery=false, isLeader? 
true, live=true, checkLive=true, currentState=down, localState=active, 
nodeName=127.0.0.1:42821_, coreNodeName=core_node4, 
onlyIfActiveCheckResult=false, nodeProps: 
core_node4:{"core":"collection1","base_url":"http://127.0.0.1:42821","node_name":"127.0.0.1:42821_","state":"down","type":"TLOG"}
   [junit4]   2> 293487 INFO  (zkCallback-569-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged 
path:/collections/collection1/state.json] for collection [collection1] has 
occurred - updating... (live nodes size: [5])
   [junit4]   2> 293487 INFO  (zkCallback-550-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged 
path:/collections/collection1/state.json] for collection [collection1] has 
occurred - updating... (live nodes size: [5])
   [junit4]   2> 293487 INFO  (zkCallback-556-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged 
path:/collections/collection1/state.json] for collection [collection1] has 
occurred - updating... (live nodes size: [5])
   [junit4]   2> 293487 INFO  (zkCallback-562-thread-1) [    ] 
o.a.s.c.c.ZkStateReader A cluster state change: [WatchedEvent 
state:SyncConnected type:NodeDataChanged 
path:/collections/collection1/state.json] for collection [collection1] has 
occurred - updating... (live nodes size: [5])
   [junit4]   2> 293776 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.SolrTestCaseJ4 ###Starting test
   [junit4]   2> 293778 INFO  (qtp29579389-3281) [    ] 
o.a.s.h.a.CoreAdminOperation core create command 
dataDir=/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-002/448483628671961unloadcollection1_1n&name=unloadcollection1&action=CREATE&numShards=1&collection=unloadcollection&wt=javabin&version=2
   [junit4]   2> 293779 INFO  
(OverseerStateUpdate-98058226830737412-127.0.0.1:46149_-n_0000000000) [    ] 
o.a.s.c.o.ReplicaMutator Assigning new node to shard shard=shard1
   [junit4]   2> 294387 INFO  (qtp20488179-3313) [    ] 
o.a.s.h.a.PrepRecoveryOp In WaitForState(recovering): collection=collection1, 
shard=shard1, thisCore=collection1, leaderDoesNotNeedRecovery=false, isLeader? 
true, live=true, checkLive=true, currentState=recovering, localState=active, 
nodeName=127.0.0.1:42821_, coreNodeName=core_node4, 
onlyIfActiveCheckResult=false, nodeProps: 
core_node4:{"core":"collection1","base_url":"http://127.0.0.1:42821","node_name":"127.0.0.1:42821_","state":"recovering","type":"TLOG"}
   [junit4]   2> 294387 INFO  (qtp20488179-3313) [    ] 
o.a.s.h.a.PrepRecoveryOp Waited coreNodeName: core_node4, state: recovering, 
checkLive: true, onlyIfLeader: true for: 1 seconds.
   [junit4]   2> 294388 INFO  (qtp20488179-3313) [    ] o.a.s.s.HttpSolrCall 
[admin] webapp=null path=/admin/cores 
params={nodeName=127.0.0.1:42821_&onlyIfLeaderActive=true&core=collection1&coreNodeName=core_node4&action=PREPRECOVERY&checkLive=true&state=recovering&onlyIfLeader=true&wt=javabin&version=2}
 status=0 QTime=1000
   [junit4]   2> 294780 INFO  (qtp29579389-3281) [    ] 
o.a.s.c.CreateCollectionCmd Only one config set found in zk - using it:conf1
   [junit4]   2> 294791 WARN  (qtp29579389-3281) [    ] o.a.s.c.Config 
Beginning with Solr 5.5, <mergePolicy> is deprecated, use <mergePolicyFactory> 
instead.
   [junit4]   2> 294792 INFO  (qtp29579389-3281) [    ] o.a.s.c.SolrConfig 
Using Lucene MatchVersion: 7.0.0
   [junit4]   2> 294809 INFO  (qtp29579389-3281) [    ] o.a.s.s.IndexSchema 
[unloadcollection1] Schema name=test
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Loaded schema test/1.0 with uniqueid field id
   [junit4]   2> 294882 INFO  (qtp29579389-3281) [    ] o.a.s.c.CoreContainer 
Creating SolrCore 'unloadcollection1' using configuration from collection 
unloadcollection, trusted=true
   [junit4]   2> 294882 INFO  (qtp29579389-3281) [    ] 
o.a.s.m.r.SolrJmxReporter JMX monitoring for 
'solr.core.unloadcollection.shard1' (registry 
'solr.core.unloadcollection.shard1') enabled at server: 
com.sun.jmx.mbeanserver.JmxMBeanServer@9ac1d1
   [junit4]   2> 294882 INFO  (qtp29579389-3281) [    ] o.a.s.c.SolrCore 
solr.RecoveryStrategy.Builder
   [junit4]   2> 294882 INFO  (qtp29579389-3281) [    ] o.a.s.c.SolrCore 
[[unloadcollection1] ] Opening new SolrCore at 
[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/shard-1-001/cores/unloadcollection1],
 
dataDir=[/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/J2/temp/solr.cloud.UnloadDistributedZkTest_F284E696B53B6475-001/tempDir-002/448483628671961unloadcollection1_1n/]
   [junit4]   2> 294884 INFO  (qtp29579389-3281) [    ] 
o.a.s.u.RandomMergePolicy RandomMergePolicy wrapping class 
org.apache.lucene.index.TieredMergePolicy: [TieredMergePolicy: 
maxMergeAtOnce=46, maxMergeAtOnceExplicit=29, maxMergedSegmentMB=56.2333984375, 
floorSegmentMB=1.291015625, forceMergeDeletesPctAllowed=5.447618937129145, 
segmentsPerTier=47.0, maxCFSSegmentSizeMB=8.796093022207999E12, noCFSRatio=0.0
   [junit4]   2> 294885 WARN  (qtp29579389-3281) [    ] o.a.s.c.RequestHandlers 
INVALID paramSet a in requestHandler {type = requestHandler,name = /dump,class 
= DumpRequestHandler,attributes = {initParams=a, name=/dump, 
class=DumpRequestHandler},args = {defaults={a=A,b=B}}}
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o.a.s.c.RecoveryStrategy Starting Replication Recovery.
   [junit4]   2> 294888 INFO  (recoveryExecutor-567-thread-1) [    ] 
o.a.s.c.RecoveryStrategy Attempting to replicate from 
[http://127.0.0.1:41081/collection1/].
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o.a.s.u.DirectUpdateHandler2 start 
commit{_version_=1568931638758342656,optimize=false,openSearcher=false,waitSearcher=true,expungeDeletes=false,softCommit=false,prepareCommit=false}
   [junit4]   2> 294889 INFO  (qtp20488179-3313) [    ] 
o.a.s.u.DirectUpdateHandler2 No uncommitted changes. Skipping IW.commit.
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o.a.s.u.DirectUpdateHandler2 end_commit_flush
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o.a.s.u.p.LogUpdateProcessorFactory [collection1]  webapp= path=/update 
params={waitSearcher=true&openSearcher=false&commit=true&softCommit=false&commit_end_point=true&wt=javabin&version=2}{commit=}
 0 0
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[collection1]  webapp= path=/replication 
params={qt=/replication&wt=javabin&version=2&command=indexversion} status=0 
QTime=0
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o.a.s.h.IndexFetcher Master's generation: 1
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o.a.s.h.IndexFetcher Master's version: 0
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o.a.s.h.IndexFetcher Slave's generation: 1
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o.a.s.h.IndexFetcher Slave's version: 0
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o.a.s.c.RecoveryStrategy Replication Recovery was successful.
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o.a.s.c.RecoveryStrategy Registering as Active after recovery.
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o.a.s.c.ZkController collection1 starting background replication from leader
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o.a.s.c.ReplicateFromLeader Will start replication from leader with poll 
interval: 00:00:03
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o.a.s.h.ReplicationHandler Poll scheduled at an interval of 3000ms
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o.a.s.h.ReplicationHandler SolrCloud is enabled for core collection1 but so is 
old-style replication. Make sure you intend this behavior, it usually indicates 
a mis-configuration. Master setting is false and slave setting is true
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o.a.s.c.RecoveryStrateg

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

zkCallback-569-thread-2) [    ] o.a.s.c.c.ZkStateReader ZooKeeper watch 
triggered, but Solr cannot talk to ZK: [KeeperErrorCode = Session expired for 
/live_nodes]
   [junit4]   2> 392578 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.e.j.s.AbstractConnector Stopped 
ServerConnector@81609{HTTP/1.1,[http/1.1]}{127.0.0.1:0}
   [junit4]   2> 392578 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.e.j.s.h.ContextHandler Stopped 
o.e.j.s.ServletContextHandler@1ef5fd4{/,null,UNAVAILABLE}
   [junit4]   2> 392580 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.ChaosMonkey monkey: stop jetty! 46149
   [junit4]   2> 392580 ERROR 
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
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> 392580 INFO  
(TEST-UnloadDistributedZkTest.test-seed#[F284E696B53B6475]) [    ] 
o.a.s.c.ZkTestServer connecting to 127.0.0.1:43553 43553
   [junit4]   2> 392608 INFO  (Thread-612) [    ] o.a.s.c.ZkTestServer 
connecting to 127.0.0.1:43553 43553
   [junit4]   2> 392608 WARN  (Thread-612) [    ] o.a.s.c.ZkTestServer Watch 
limit violations: 
   [junit4]   2> Maximum concurrent create/delete watches above limit:
   [junit4]   2> 
   [junit4]   2>        7       /solr/aliases.json
   [junit4]   2>        7       /solr/clusterprops.json
   [junit4]   2>        5       /solr/security.json
   [junit4]   2>        5       /solr/configs/conf1
   [junit4]   2>        5       /solr/collections/unloadcollection/state.json
   [junit4]   2> 
   [junit4]   2> Maximum concurrent data watches above limit:
   [junit4]   2> 
   [junit4]   2>        7       /solr/clusterstate.json
   [junit4]   2>        4       /solr/collections/collection1/state.json
   [junit4]   2>        3       
/solr/collections/multiunload/leader_elect/shard1/election/98058226830737423-core_node12-n_0000000001
   [junit4]   2>        3       
/solr/collections/multiunload/leader_elect/shard2/election/98058226830737423-core_node11-n_0000000000
   [junit4]   2>        2       
/solr/collections/multiunload/leader_elect/shard2/election/98058226830737423-core_node13-n_0000000001
   [junit4]   2>        2       
/solr/collections/multiunload/leader_elect/shard2/election/98058226830737423-core_node7-n_0000000003
   [junit4]   2>        2       
/solr/collections/multiunload/leader_elect/shard1/election/98058226830737423-core_node4-n_0000000003
   [junit4]   2> 
   [junit4]   2> Maximum concurrent children watches above limit:
   [junit4]   2> 
   [junit4]   2>        7       /solr/live_nodes
   [junit4]   2>        7       /solr/collections
   [junit4]   2>        5       /solr/overseer/queue
   [junit4]   2>        5       /solr/overseer/collection-queue-work
   [junit4]   2>        2       /solr/overseer/queue-work
   [junit4]   2> 
   [junit4]   2> NOTE: reproduce with: ant test  
-Dtestcase=UnloadDistributedZkTest -Dtests.method=test 
-Dtests.seed=F284E696B53B6475 -Dtests.multiplier=3 -Dtests.slow=true 
-Dtests.locale=en-BS -Dtests.timezone=Etc/GMT+8 -Dtests.asserts=true 
-Dtests.file.encoding=US-ASCII
   [junit4] ERROR    107s J2 | UnloadDistributedZkTest.test <<<
   [junit4]    > Throwable #1: 
com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught 
exception in thread: Thread[id=3568, name=testExecutor-2018-thread-1, 
state=RUNNABLE, group=TGRP-UnloadDistributedZkTest]
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([F284E696B53B6475:7AD0D94C1BC7098D]:0)
   [junit4]    > Caused by: java.lang.RuntimeException: 
org.apache.solr.client.solrj.SolrServerException: Timeout occured while waiting 
response from server at: http://127.0.0.1:43031
   [junit4]    >        at 
__randomizedtesting.SeedInfo.seed([F284E696B53B6475]:0)
   [junit4]    >        at 
org.apache.solr.cloud.UnloadDistributedZkTest.lambda$testUnloadLotsOfCores$0(UnloadDistributedZkTest.java:412)
   [junit4]    >        at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
   [junit4]    >        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1161)
   [junit4]    >        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   [junit4]    >        at java.base/java.lang.Thread.run(Thread.java:844)
   [junit4]    > Caused by: org.apache.solr.client.solrj.SolrServerException: 
Timeout occured while waiting response from server at: http://127.0.0.1:43031
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:621)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:248)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:237)
   [junit4]    >        at 
org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219)
   [junit4]    >        at 
org.apache.solr.cloud.UnloadDistributedZkTest.lambda$testUnloadLotsOfCores$0(UnloadDistributedZkTest.java:410)
   [junit4]    >        ... 4 more
   [junit4]    > Caused by: java.net.SocketTimeoutException: Read timed out
   [junit4]    >        at 
java.base/java.net.SocketInputStream.socketRead0(Native Method)
   [junit4]    >        at 
java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
   [junit4]    >        at 
java.base/java.net.SocketInputStream.read(SocketInputStream.java:171)
   [junit4]    >        at 
java.base/java.net.SocketInputStream.read(SocketInputStream.java:141)
   [junit4]    >        at 
org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:139)
   [junit4]    >        at 
org.apache.http.impl.io.SessionInputBufferImpl.fillBuffer(SessionInputBufferImpl.java:155)
   [junit4]    >        at 
org.apache.http.impl.io.SessionInputBufferImpl.readLine(SessionInputBufferImpl.java:284)
   [junit4]    >        at 
org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:140)
   [junit4]    >        at 
org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:57)
   [junit4]    >        at 
org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:261)
   [junit4]    >        at 
org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:165)
   [junit4]    >        at 
org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:167)
   [junit4]    >        at 
org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:272)
   [junit4]    >        at 
org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:124)
   [junit4]    >        at 
org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:271)
   [junit4]    >        at 
org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
   [junit4]    >        at 
org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
   [junit4]    >        at 
org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
   [junit4]    >        at 
org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
   [junit4]    >        at 
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
   [junit4]    >        at 
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
   [junit4]    >        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:513)
   [junit4]    >        ... 8 more
   [junit4]   2> 392612 INFO  
(SUITE-UnloadDistributedZkTest-seed#[F284E696B53B6475]-worker) [    ] 
o.a.s.SolrTestCaseJ4 ------------------------------------------------------- 
Done waiting for tracked resources to be released
   [junit4]   2> May 31, 2017 4:58:25 PM 
com.carrotsearch.randomizedtesting.ThreadLeakControl checkThreadLeaks
   [junit4]   2> WARNING: Will linger awaiting termination of 1 leaked 
thread(s).
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70): 
{other_tl1=PostingsFormat(name=LuceneVarGapDocFreqInterval), 
multiDefault=PostingsFormat(name=LuceneVarGapFixedInterval), 
a_t=PostingsFormat(name=LuceneVarGapDocFreqInterval), 
a_i1=PostingsFormat(name=LuceneVarGapDocFreqInterval), 
id=PostingsFormat(name=Memory), text=PostingsFormat(name=Direct)}, 
docValues:{range_facet_l_dv=DocValuesFormat(name=Asserting), 
_version_=DocValuesFormat(name=Memory), 
intDefault=DocValuesFormat(name=Memory), 
range_facet_i_dv=DocValuesFormat(name=Memory), 
intDvoDefault=DocValuesFormat(name=Lucene70), 
range_facet_l=DocValuesFormat(name=Memory), 
timestamp=DocValuesFormat(name=Memory)}, maxPointsInLeafNode=974, 
maxMBSortInHeap=5.89580472971191, sim=RandomSimilarity(queryNorm=false): {}, 
locale=en-BS, timezone=Etc/GMT+8
   [junit4]   2> NOTE: Linux 4.10.0-21-generic i386/Oracle Corporation 9-ea 
(32-bit)/cpus=8,threads=1,free=116625944,total=402653184
   [junit4]   2> NOTE: All tests run in this JVM: [TestClusterStateMutator, 
SolrCLIZkUtilsTest, HighlighterMaxOffsetTest, TestXmlQParser, 
ShowFileRequestHandlerTest, DateFieldTest, TestCoreDiscovery, 
ExitableDirectoryReaderTest, TestBinaryField, DebugComponentTest, 
TestCloudNestedDocsSort, OverseerCollectionConfigSetProcessorTest, 
NodeMutatorTest, TestExportWriter, TestLegacyTerms, 
FullSolrCloudDistribCmdsTest, ChaosMonkeyNothingIsSafeTest, TestTolerantSearch, 
TestReload, TestSearcherReuse, TestSystemCollAutoCreate, 
TestNumericRangeQuery64, AsyncCallRequestStatusResponseTest, 
PrimitiveFieldTypeTest, StatelessScriptUpdateProcessorFactoryTest, 
UpdateParamsTest, TestFieldCacheSortRandom, TestSchemaNameResource, 
HardAutoCommitTest, TlogReplayBufferedWhileIndexingTest, DeleteStatusTest, 
CollectionsAPIAsyncDistributedZkTest, TestReRankQParserPlugin, 
TestCustomStream, TestHdfsUpdateLog, TestDefaultStatsCache, 
LukeRequestHandlerTest, DocValuesNotIndexedTest, 
TestOverriddenPrefixQueryForCustomFieldType, CoreAdminRequestStatusTest, 
TestRecovery, HdfsChaosMonkeySafeLeaderTest, UpdateLogTest, TestInitQParser, 
DistanceUnitsTest, UnloadDistributedZkTest]
   [junit4] Completed [198/724 (1!)] on J2 in 107.10s, 1 test, 1 error <<< 
FAILURES!

[...truncated 37979 lines...]
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