Build: https://builds.apache.org/job/Lucene-Solr-NightlyTests-4.x/584/

1 tests failed.
FAILED:  org.apache.solr.cloud.OverseerTest.testOverseerFailure

Error Message:
Could not register as the leader because creating the ephemeral registration 
node in ZooKeeper failed

Stack Trace:
org.apache.solr.common.SolrException: Could not register as the leader because 
creating the ephemeral registration node in ZooKeeper failed
        at 
__randomizedtesting.SeedInfo.seed([3C225866AD0181FE:382AD795BFA46EDF]:0)
        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.runLeaderProcess(ElectionContext.java:144)
        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:155)
        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:314)
        at 
org.apache.solr.cloud.LeaderElector.joinElection(LeaderElector.java:221)
        at 
org.apache.solr.cloud.OverseerTest$MockZKController.publishState(OverseerTest.java:155)
        at 
org.apache.solr.cloud.OverseerTest.testOverseerFailure(OverseerTest.java:660)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1618)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:827)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:863)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:877)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:53)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:50)
        at 
org.apache.lucene.util.TestRuleFieldCacheSanity$1.evaluate(TestRuleFieldCacheSanity.java:51)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:46)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesInvariantRule$1.evaluate(SystemPropertiesInvariantRule.java:55)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:49)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:65)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:48)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:365)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:798)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:458)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:836)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$3.evaluate(RandomizedRunner.java:738)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$4.evaluate(RandomizedRunner.java:772)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:783)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:53)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:46)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:42)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesInvariantRule$1.evaluate(SystemPropertiesInvariantRule.java:55)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:39)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:39)
        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:43)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:65)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:55)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:365)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode = 
NodeExists for /collections/collection1/leaders/shard1
        at 
org.apache.solr.common.util.RetryUtil.retryOnThrowable(RetryUtil.java:40)
        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.runLeaderProcess(ElectionContext.java:131)
        ... 48 more
Caused by: org.apache.zookeeper.KeeperException$NodeExistsException: 
KeeperErrorCode = NodeExists for /collections/collection1/leaders/shard1
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:119)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
        at 
org.apache.solr.common.cloud.SolrZkClient$10.execute(SolrZkClient.java:432)
        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:429)
        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:386)
        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:373)
        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase$1.execute(ElectionContext.java:136)
        at 
org.apache.solr.common.util.RetryUtil.retryOnThrowable(RetryUtil.java:34)
        ... 49 more




Build Log:
[...truncated 12050 lines...]
   [junit4] Suite: org.apache.solr.cloud.OverseerTest
   [junit4]   2> Creating dataDir: 
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/solr/build/solr-core/test/J1/./solr.cloud.OverseerTest-3C225866AD0181FE-001/init-core-data-001
   [junit4]   2> 3874968 T13946 oas.SolrTestCaseJ4.buildSSLConfig Randomized 
ssl (true) and clientAuth (false)
   [junit4]   2> 3874968 T13946 oas.SolrTestCaseJ4.initCore ####initCore
   [junit4]   2> 3874968 T13946 oas.SolrTestCaseJ4.initCore ####initCore end
   [junit4]   2> 3874973 T13946 oas.SolrTestCaseJ4.setUp ###Starting 
testDoubleAssignment
   [junit4]   2> 3874974 T13946 oasc.ZkTestServer.run STARTING ZK TEST SERVER
   [junit4]   1> client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 3874974 T13947 oasc.ZkTestServer$ZKServerMain.runFromConfig 
Starting server
   [junit4]   2> 3875074 T13946 oasc.ZkTestServer.run start zk server on 
port:37743
   [junit4]   2> 3875075 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875079 T13953 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@2b1e31df 
name:ZooKeeperConnection Watcher:127.0.0.1:37743/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875079 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875080 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875081 T13955 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@3505ce93 
name:ZooKeeperConnection Watcher:127.0.0.1:37743 got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875081 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875083 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875084 T13957 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@66b4c57c 
name:ZooKeeperConnection Watcher:127.0.0.1:37743 got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875084 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875085 T13946 oascc.SolrZkClient.makePath makePath: /solr
   [junit4]   2> 3875087 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes
   [junit4]   2> 3875089 T13946 oascc.SolrZkClient.makePath makePath: 
/clusterstate.json
   [junit4]   2> 3875090 T13946 oascc.SolrZkClient.makePath makePath: 
/aliases.json
   [junit4]   2> 3875091 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3875093 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875093 T13959 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@1f000156 
name:ZooKeeperConnection Watcher:127.0.0.1:37743/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875094 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875095 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3875096 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3875098 T13959 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3875098 T13953 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3875098 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875099 T13961 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@48801d38 
name:ZooKeeperConnection Watcher:127.0.0.1:37743/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875099 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875100 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer_elect
   [junit4]   2> 3875101 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/election
   [junit4]   2> 3875103 T13946 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:37743_solr
   [junit4]   2> 3875103 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3875105 T13946 oasc.Overseer.start Overseer 
(id=92164795816673284-127.0.0.1:37743_solr-n_0000000000) starting
   [junit4]   2> 3875106 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/queue
   [junit4]   2> 3875107 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/queue-work
   [junit4]   2> 3875108 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-failure
   [junit4]   2> 3875110 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-running
   [junit4]   2> 3875111 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-completed
   [junit4]   2> 3875113 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-queue-work
   [junit4]   2> 3875116 T13963 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3875116 T13962 oasc.Overseer$ClusterStateUpdater.run Starting 
to work on the main queue
   [junit4]   2> 3875117 T13962 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3875117 T13962 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"recovering",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"core_node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3875118 T13962 
oasc.Overseer$ClusterStateUpdater.createCollection Create collection 
collection1 with shards [shard1]
   [junit4]   2> 3875118 T13962 oasc.Overseer$ClusterStateUpdater.updateState 
Assigning new node to shard shard=shard1
   [junit4]   2> 3875119 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875119 T13953 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3875119 T13959 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3875618 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3875623 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3875626 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875626 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3875626 T13962 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3875628 T13959 oascc.ZkStateReader$3.process Updating live 
nodes... (0)
   [junit4]   2> 3875628 T13953 oascc.ZkStateReader$3.process Updating live 
nodes... (0)
   [junit4]   2> 3875629 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3875629 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875631 T13965 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@21473e3d 
name:ZooKeeperConnection Watcher:127.0.0.1:37743/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3875631 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3875632 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3875634 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3875635 T13953 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3875635 T13965 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3875636 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875636 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3875637 T13962 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"recovering",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"core_node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3875637 T13962 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3875638 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875639 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3875642 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875643 T13961 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3875745 T13965 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3875745 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3875745 T13953 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3875748 T13953 oascc.ZkStateReader$3.process Updating live 
nodes... (0)
   [junit4]   2> 3875748 T13965 oascc.ZkStateReader$3.process Updating live 
nodes... (0)
   [junit4]   2> 3875750 T13946 oasc.ZkTestServer.send4LetterWord connecting to 
127.0.0.1:37743 37743
   [junit4]   2> 3877018 T13947 oasc.ZkTestServer.send4LetterWord connecting to 
127.0.0.1:37743 37743
   [junit4]   2> 3877019 T13946 oas.SolrTestCaseJ4.tearDown ###Ending 
testDoubleAssignment
   [junit4]   2> 3877020 T13962 oasc.Overseer$ClusterStateUpdater.run Overseer 
Loop exiting : 127.0.0.1:37743_solr
   [junit4]   2> 3877021 T13966 
oasc.Overseer$ClusterStateUpdater.checkIfIamStillLeader ERROR could not read 
the data org.apache.zookeeper.KeeperException$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:1155)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:277)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:316)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.access$300(Overseer.java:85)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater$1.run(Overseer.java:288)
   [junit4]   2> 
   [junit4]   2> 3877026 T13946 oas.SolrTestCaseJ4.setUp ###Starting 
testShardLeaderChange
   [junit4]   2> 3877027 T13946 oasc.ZkTestServer.run STARTING ZK TEST SERVER
   [junit4]   1> client port:0.0.0.0/0.0.0.0:0
   [junit4]   2> 3877027 T13967 oasc.ZkTestServer$ZKServerMain.runFromConfig 
Starting server
   [junit4]   2> 3877127 T13946 oasc.ZkTestServer.run start zk server on 
port:10513
   [junit4]   2> 3877128 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877132 T13973 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@276893f4 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877132 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877133 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877134 T13975 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@55ea0941 
name:ZooKeeperConnection Watcher:127.0.0.1:10513 got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877135 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877137 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877138 T13977 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@747b77e6 
name:ZooKeeperConnection Watcher:127.0.0.1:10513 got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877138 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877139 T13946 oascc.SolrZkClient.makePath makePath: /solr
   [junit4]   2> 3877142 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes
   [junit4]   2> 3877145 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877145 T13978 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877147 T13980 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@49674d06 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877147 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877147 T13982 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@1cf1ea90 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877148 T13978 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877148 T13946 oascc.SolrZkClient.makePath makePath: 
/clusterstate.json
   [junit4]   2> 3877149 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect
   [junit4]   2> 3877150 T13946 oascc.SolrZkClient.makePath makePath: 
/aliases.json
   [junit4]   2> 3877150 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/election
   [junit4]   2> 3877151 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3877153 T13978 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:10513_solr
   [junit4]   2> 3877153 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3877153 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3877154 T13978 oasc.Overseer.start Overseer 
(id=92164795951218692-127.0.0.1:10513_solr-n_0000000000) starting
   [junit4]   2> 3877155 T13980 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3877156 T13946 oascc.SolrZkClient.makePath makePath: 
/overseer/queue
   [junit4]   2> 3877156 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/queue
   [junit4]   2> 3877158 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/queue-work
   [junit4]   2> 3877159 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-failure
   [junit4]   2> 3877161 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-running
   [junit4]   2> 3877163 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-map-completed
   [junit4]   2> 3877165 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer/collection-queue-work
   [junit4]   2> 3877167 T13984 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3877167 T13978 oasc.OverseerTest$OverseerRestarter.run Killing 
overseer.
   [junit4]   2> 3877169 T13978 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877171 T13986 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@738439ad 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877171 T13978 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877172 T13984 oasc.OverseerCollectionProcessor.run ERROR 
Unable to prioritize overseer  
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /roles.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:1045)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:226)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$4.execute(SolrZkClient.java:223)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:223)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerCollectionProcessor.prioritizeOverseerNodes(OverseerCollectionProcessor.java:416)
   [junit4]   2>        at 
org.apache.solr.cloud.OverseerCollectionProcessor.run(OverseerCollectionProcessor.java:260)
   [junit4]   2>        at java.lang.Thread.run(Thread.java:745)
   [junit4]   2> 
   [junit4]   2> 3877173 T13978 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:10513_solr
   [junit4]   2> 3877173 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3877174 T13978 oasc.Overseer.start Overseer 
(id=92164795951218693-127.0.0.1:10513_solr-n_0000000001) starting
   [junit4]   2> 3877180 T13988 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3877181 T13987 oasc.Overseer$ClusterStateUpdater.run Starting 
to work on the main queue
   [junit4]   2> 3877182 T13987 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3877182 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3877182 T13987 
oasc.Overseer$ClusterStateUpdater.createCollection Create collection 
collection1 with shards [shard1]
   [junit4]   2> 3877183 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Assigning new node to shard shard=shard1
   [junit4]   2> 3877184 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877185 T13980 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3877658 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3877664 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3877667 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877668 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877668 T13987 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3877668 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3877670 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3877670 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3877672 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877672 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3877673 T13990 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@40954937 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3877673 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3877675 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3877677 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node2
   [junit4]   2> 3877679 T13990 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3877679 T13980 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3877680 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877680 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3877680 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3877681 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3877682 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877683 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3877783 T13990 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3877783 T13980 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3877885 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3877887 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877887 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877888 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877888 T13987 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3877889 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node2",
   [junit4]   2>          "core":"core4",
   [junit4]   2>          "core_node_name":"node2",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node2/solr/"}
   [junit4]   2> 3877889 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Collection already exists with numShards=1
   [junit4]   2> 3877889 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Assigning new node to shard shard=shard1
   [junit4]   2> 3877891 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3877992 T13990 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3877992 T13980 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878387 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3878393 T13990 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878393 T13980 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878393 T13980 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3878394 T13990 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3878394 T13980 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3878393 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878397 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878397 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878398 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878398 T13987 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878400 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878501 T13990 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3878597 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878598 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3878599 T13992 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@9e20655 name:ZooKeeperConnection 
Watcher:127.0.0.1:10513/solr got event WatchedEvent state:SyncConnected 
type:None path:null path:null type:None
   [junit4]   2> 3878600 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3878601 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3878603 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3878605 T13992 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3878605 T13990 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3878606 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878606 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3878606 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878607 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878607 T13987 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878607 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878608 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878609 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878611 T13992 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878611 T13990 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878612 T13992 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3878612 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3878612 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878613 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878614 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878614 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878616 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3878617 T13994 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@45e43ff1 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3878617 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878618 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3878619 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3878620 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node2
   [junit4]   2> 3878622 T13994 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3878622 T13992 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3878623 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878623 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3878624 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878624 T13987 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878626 T13986 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878627 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878694 T13978 oasc.OverseerTest$OverseerRestarter.run Killing 
overseer.
   [junit4]   2> 3878696 T13978 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3878698 T13996 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@97aa954 name:ZooKeeperConnection 
Watcher:127.0.0.1:10513/solr got event WatchedEvent state:SyncConnected 
type:None path:null path:null type:None
   [junit4]   2> 3878698 T13978 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3878698 T13987 oasc.Overseer$ClusterStateUpdater.run Overseer 
Loop exiting : 127.0.0.1:10513_solr
   [junit4]   2> 3878700 T13997 
oasc.Overseer$ClusterStateUpdater.checkIfIamStillLeader ERROR could not read 
the data 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:1155)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:277)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:316)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.access$300(Overseer.java:85)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater$1.run(Overseer.java:288)
   [junit4]   2> 
   [junit4]   2> 3878701 T13978 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:10513_solr
   [junit4]   2> 3878701 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3878703 T13978 oasc.Overseer.start Overseer 
(id=92164795951218697-127.0.0.1:10513_solr-n_0000000002) starting
   [junit4]   2> 3878708 T13999 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3878709 T13998 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878710 T13998 oasc.Overseer$ClusterStateUpdater.run Replaying 
operations from work queue.
   [junit4]   2> 3878710 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878711 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878711 T13994 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878711 T13992 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878713 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878714 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878714 T13994 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878714 T13992 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878716 T13992 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878716 T13994 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878717 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3878718 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878718 T13992 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878718 T13994 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3878719 T13998 oasc.Overseer$ClusterStateUpdater.run Starting 
to work on the main queue
   [junit4]   2> 3878829 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878831 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878831 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3878832 T13998 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878833 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node2",
   [junit4]   2>          "core":"core4",
   [junit4]   2>          "core_node_name":"node2",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node2/solr/"}
   [junit4]   2> 3878833 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3878834 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878836 T13994 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878836 T13992 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3878836 T13992 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3878837 T13994 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3878837 T13992 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3878836 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3878840 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878842 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3878943 T13994 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3879040 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879041 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879042 T14001 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@18293aa2 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879043 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879044 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3879046 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3879048 T13994 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879048 T14001 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879049 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879049 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879049 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879050 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879050 T13998 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879051 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879051 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879052 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879053 T14001 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879053 T13994 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879055 T14001 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3879055 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879055 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879056 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879056 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879057 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879059 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879059 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879060 T14003 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@13111ed0 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879061 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879062 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3879063 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node2
   [junit4]   2> 3879065 T14001 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879065 T14003 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879066 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879066 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879067 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879067 T13998 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879068 T13996 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879069 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879112 T13978 oasc.OverseerTest$OverseerRestarter.run Killing 
overseer.
   [junit4]   2> 3879115 T13978 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879116 T14005 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@71db6f35 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879116 T13978 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879116 T13998 oasc.Overseer$ClusterStateUpdater.run Overseer 
Loop exiting : 127.0.0.1:10513_solr
   [junit4]   2> 3879117 T14006 
oasc.Overseer$ClusterStateUpdater.checkIfIamStillLeader ERROR could not read 
the data 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:1155)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:277)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:316)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.access$300(Overseer.java:85)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater$1.run(Overseer.java:288)
   [junit4]   2> 
   [junit4]   2> 3879118 T13978 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:10513_solr
   [junit4]   2> 3879119 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3879120 T13978 oasc.Overseer.start Overseer 
(id=92164795951218700-127.0.0.1:10513_solr-n_0000000003) starting
   [junit4]   2> 3879125 T14008 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3879126 T14007 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879127 T14007 oasc.Overseer$ClusterStateUpdater.run Replaying 
operations from work queue.
   [junit4]   2> 3879127 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879127 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879128 T14001 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879128 T14003 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879129 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879130 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879130 T14001 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879130 T14003 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879132 T14001 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879132 T14003 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879133 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879134 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879134 T14003 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879134 T14001 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879135 T14007 oasc.Overseer$ClusterStateUpdater.run Starting 
to work on the main queue
   [junit4]   2> 3879271 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879273 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879273 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879274 T14007 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879274 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node2",
   [junit4]   2>          "core":"core4",
   [junit4]   2>          "core_node_name":"node2",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node2/solr/"}
   [junit4]   2> 3879275 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879276 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879278 T14001 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879278 T14003 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879278 T14001 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3879279 T14003 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3879279 T14001 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3879278 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879281 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879283 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879385 T14003 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3879482 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879483 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879484 T14010 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@54c9739a 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879485 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879487 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3879488 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node1
   [junit4]   2> 3879490 T14003 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879490 T14010 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879491 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879491 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879492 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879492 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879492 T14007 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879493 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879493 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879495 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879496 T14010 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879496 T14003 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879497 T14010 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3879498 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879498 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879499 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879499 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879500 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879502 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879502 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879503 T14012 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@5c879e00 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879503 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879505 T13946 
oascc.ZkStateReader.createClusterStateWatchersAndUpdate Updating cluster state 
from ZooKeeper... 
   [junit4]   2> 3879506 T13946 oascc.SolrZkClient.makePath makePath: 
/live_nodes/node2
   [junit4]   2> 3879508 T14010 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879508 T14012 oascc.ZkStateReader$3.process Updating live 
nodes... (2)
   [junit4]   2> 3879509 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879509 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879509 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879510 T14007 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879511 T14005 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879512 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879528 T13978 oasc.OverseerTest$OverseerRestarter.run Killing 
overseer.
   [junit4]   2> 3879530 T13978 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879531 T14014 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@1cd5d808 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879532 T13978 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879532 T14007 oasc.Overseer$ClusterStateUpdater.run Overseer 
Loop exiting : 127.0.0.1:10513_solr
   [junit4]   2> 3879533 T14015 
oasc.Overseer$ClusterStateUpdater.checkIfIamStillLeader ERROR could not read 
the data 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:1155)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:277)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:274)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.checkIfIamStillLeader(Overseer.java:316)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater.access$300(Overseer.java:85)
   [junit4]   2>        at 
org.apache.solr.cloud.Overseer$ClusterStateUpdater$1.run(Overseer.java:288)
   [junit4]   2> 
   [junit4]   2> 3879535 T13978 oasc.OverseerElectionContext.runLeaderProcess I 
am going to be the leader 127.0.0.1:10513_solr
   [junit4]   2> 3879535 T13978 oascc.SolrZkClient.makePath makePath: 
/overseer_elect/leader
   [junit4]   2> 3879536 T13978 oasc.Overseer.start Overseer 
(id=92164795951218703-127.0.0.1:10513_solr-n_0000000004) starting
   [junit4]   2> 3879541 T14017 oasc.OverseerCollectionProcessor.run Process 
current queue of collection creations
   [junit4]   2> 3879542 T14016 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879543 T14016 oasc.Overseer$ClusterStateUpdater.run Replaying 
operations from work queue.
   [junit4]   2> 3879543 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879544 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879544 T14012 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879544 T14010 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879546 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879546 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879547 T14012 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879547 T14010 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879548 T14010 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879548 T14012 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879550 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state1",
   [junit4]   2>          "node_name":"node1",
   [junit4]   2>          "core":"core1",
   [junit4]   2>          "core_node_name":"node1",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node1/solr/"}
   [junit4]   2> 3879550 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879551 T14010 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879551 T14012 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 2)
   [junit4]   2> 3879551 T14016 oasc.Overseer$ClusterStateUpdater.run Starting 
to work on the main queue
   [junit4]   2> 3879714 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879716 T14014 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879716 T13946 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leader_elect/shard1/election
   [junit4]   2> 3879717 T14016 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879717 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
Update state numShards=1 message={
   [junit4]   2>          "operation":"state",
   [junit4]   2>          "state":"state2",
   [junit4]   2>          "node_name":"node2",
   [junit4]   2>          "core":"core4",
   [junit4]   2>          "core_node_name":"node2",
   [junit4]   2>          "collection":"collection1",
   [junit4]   2>          "numShards":"1",
   [junit4]   2>          "base_url":"http://node2/solr/"}
   [junit4]   2> 3879718 T14016 oasc.Overseer$ClusterStateUpdater.updateState 
shard=shard1 is already registered
   [junit4]   2> 3879719 T14014 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879721 T14010 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879721 T14012 oascc.ZkStateReader$3.process Updating live 
nodes... (1)
   [junit4]   2> 3879721 T14010 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3879722 T14012 oascc.SolrZkClient.makePath makePath: 
/collections/collection1/leaders/shard1
   [junit4]   2> 3879722 T14010 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard1/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3879721 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879725 T14014 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879727 T14014 oasc.DistributedQueue$LatchChildWatcher.process 
LatchChildWatcher fired on path: /overseer/queue state: SyncConnected type 
NodeChildrenChanged
   [junit4]   2> 3879828 T14012 oascc.ZkStateReader$2.process A cluster state 
change: WatchedEvent state:SyncConnected type:NodeDataChanged 
path:/clusterstate.json, has occurred - updating... (live nodes size: 1)
   [junit4]   2> 3879925 T13946 oascc.ZkStateReader.updateClusterState Updating 
cloud state from ZooKeeper... 
   [junit4]   2> 3879926 T13946 oascc.ConnectionManager.waitForConnected 
Waiting for client to connect to ZooKeeper
   [junit4]   2> 3879927 T14019 oascc.ConnectionManager.process Watcher 
org.apache.solr.common.cloud.ConnectionManager@3a99156b 
name:ZooKeeperConnection Watcher:127.0.0.1:10513/solr got event WatchedEvent 
state:SyncConnected type:None path:null path:null type:None
   [junit4]   2> 3879928 T13946 oascc.ConnectionManager.waitForConnected Client 
is connected to ZooKeeper
   [junit4]   2> 3879929 T13946 oascc.ZkStateReader.creat

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

dLeaderElectionContextBase.runLeaderProcess(ElectionContext.java:144)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:163)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:125)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> Caused by: org.apache.solr.common.SolrException: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard8
   [junit4]   2>        at 
org.apache.solr.common.util.RetryUtil.retryOnThrowable(RetryUtil.java:40)
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase.runLeaderProcess(ElectionContext.java:131)
   [junit4]   2>        ... 6 more
   [junit4]   2> Caused by: 
org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode = 
Session expired for /collections/collection1/leaders/shard8
   [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:1045)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$3.execute(SolrZkClient.java:209)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$3.execute(SolrZkClient.java:206)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.exists(SolrZkClient.java:206)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:417)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:386)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.makePath(SolrZkClient.java:373)
   [junit4]   2>        at 
org.apache.solr.cloud.ShardLeaderElectionContextBase$1.execute(ElectionContext.java:136)
   [junit4]   2>        at 
org.apache.solr.common.util.RetryUtil.retryOnThrowable(RetryUtil.java:34)
   [junit4]   2>        ... 7 more
   [junit4]   2> 
   [junit4]   2> 3918299 T14367 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard2/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3918300 T14367 oascc.ZkStateReader$3.process WARN ZooKeeper 
watch triggered, but Solr cannot talk to ZK
   [junit4]   2> 3918300 T14367 oasc.LeaderElector$ElectionWatcher.process WARN 
 org.apache.zookeeper.KeeperException$SessionExpiredException: KeeperErrorCode 
= Session expired for /collections/collection1/leader_elect/shard3/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:1472)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:260)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
   [junit4]   2>        at 
org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:257)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:94)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:55)
   [junit4]   2>        at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:358)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:522)
   [junit4]   2>        at 
org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
   [junit4]   2> 
   [junit4]   2> 3920541 T13946 oas.SolrTestCaseJ4.deleteCore ###deleteCore
   [junit4]   2> NOTE: leaving temporary files on disk at: 
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/solr/build/solr-core/test/J1/./solr.cloud.OverseerTest-3C225866AD0181FE-001
   [junit4]   2> NOTE: test params are: codec=Lucene46, 
sim=RandomSimilarityProvider(queryNorm=true,coord=crazy): {}, locale=ar, 
timezone=IET
   [junit4]   2> NOTE: FreeBSD 9.1-RELEASE-p3 amd64/Oracle Corporation 1.7.0_60 
(64-bit)/cpus=16,threads=1,free=305604960,total=532676608
   [junit4]   2> NOTE: All tests run in this JVM: 
[TriLevelCompositeIdRoutingTest, TestCollectionAPI, 
TestDefaultSearchFieldResource, TestExceedMaxTermLength, 
HdfsWriteToMultipleCollectionsTest, TestCloudManagedSchemaConcurrent, 
TestQueryUtils, TestPostingsSolrHighlighter, TestIndexingPerformance, 
TestCSVLoader, TestReplicationHandlerBackup, DOMUtilTest, 
TestReloadAndDeleteDocs, SolrInfoMBeanTest, ChaosMonkeySafeLeaderTest, 
CursorMarkTest, TestDocumentBuilder, HdfsSyncSliceTest, TestSystemIdResolver, 
TestOmitPositions, TestCharFilters, SortByFunctionTest, 
IndexSchemaRuntimeFieldTest, TestFastLRUCache, TestLazyCores, 
RollingRestartTest, HdfsCollectionsAPIDistributedZkTest, TestStressLucene, 
TestFieldResource, ZkNodePropsTest, TestFunctionQuery, 
TermVectorComponentDistributedTest, TestIBSimilarityFactory, CacheHeaderTest, 
TestChildDocTransformer, TestDistributedMissingSort, TestCSVResponseWriter, 
TestImplicitCoreProperties, FieldAnalysisRequestHandlerTest, 
TestTolerantSearch, AliasIntegrationTest, TestWriterPerf, 
LukeRequestHandlerTest, TestFieldTypeResource, HdfsDirectoryTest, 
SoftAutoCommitTest, TestRandomFaceting, QueryElevationComponentTest, 
TestCoreContainer, SystemInfoHandlerTest, TestExpandComponent, 
RequestHandlersTest, BasicZkTest, TestMultiCoreConfBootstrap, ScriptEngineTest, 
MigrateRouteKeyTest, DebugComponentTest, TestFieldSortValues, 
SpellingQueryConverterTest, TestXIncludeConfig, SolrPluginUtilsTest, 
CopyFieldTest, TestMergePolicyConfig, DistanceFunctionTest, OutputWriterTest, 
TestDynamicFieldResource, TimeZoneUtilsTest, TestSuggestSpellingConverter, 
TestBadConfig, TestIndexSearcher, TestPseudoReturnFields, SolrCoreTest, 
DistributedQueryComponentCustomSortTest, StatsComponentTest, ZkSolrClientTest, 
TestJoin, HdfsUnloadDistributedZkTest, TestCloudManagedSchema, 
TestReRankQParserPlugin, SearchHandlerTest, SOLR749Test, 
CollectionsAPIAsyncDistributedZkTest, TestHighlightDedupGrouping, 
TestCollationField, BasicDistributedZk2Test, TestFiltering, 
LegacyHTMLStripCharFilterTest, DistributedDebugComponentTest, 
TestManagedSynonymFilterFactory, AutoCommitTest, DirectSolrConnectionTest, 
TestRestManager, ConvertedLegacyTest, TestSolrQueryParser, 
TestAtomicUpdateErrorCases, TestRTGBase, TestUpdate, 
HdfsBasicDistributedZk2Test, BasicDistributedZkTest, 
CollectionsAPIDistributedZkTest, SyncSliceTest, OpenCloseCoreStressTest, 
OverseerTest]
   [junit4] Completed on J1 in 45.61s, 9 tests, 1 error <<< FAILURES!

[...truncated 760 lines...]
BUILD FAILED
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/build.xml:474:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/build.xml:447:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/build.xml:45:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/extra-targets.xml:37:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/solr/build.xml:189:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/solr/common-build.xml:496:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/lucene/common-build.xml:1299:
 The following error occurred while executing this line:
/usr/home/hudson/hudson-slave/workspace/Lucene-Solr-NightlyTests-4.x/lucene/common-build.xml:923:
 There were test failures: 410 suites, 1702 tests, 1 error, 50 ignored (8 
assumptions)

Total time: 224 minutes 15 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
Sending artifact delta relative to Lucene-Solr-NightlyTests-4.x #582
Archived 3 artifacts
Archive block size is 32768
Received 0 blocks and 640656943 bytes
Compression is 0.0%
Took 1 min 42 sec
Recording test results
Email was triggered for: Failure
Sending email for trigger: Failure


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