See <https://builds.apache.org/job/Tajo-master-build/285/changes>

Changes:

[hyunsik] TAJO-925: Child ExecutionBlock of JOIN node has different number of 
shuffle keys. (Hyoungjun Kim via hyunsik)

------------------------------------------
[...truncated 272756 lines...]
|-#ROOT
-----------------------------
Optimization Log:
[LogicalPlan]
        > ProjectionNode is eliminated.
-----------------------------

LIMIT(1) 1
   SCAN(0) on default.lineitem
     => target list: default.lineitem.l_orderkey (INT4), 
default.lineitem.l_partkey (INT4), default.lineitem.l_suppkey (INT4), 
default.lineitem.l_linenumber (INT4), default.lineitem.l_quantity (FLOAT8), 
default.lineitem.l_extendedprice (FLOAT8), default.lineitem.l_discount 
(FLOAT8), default.lineitem.l_tax (FLOAT8), default.lineitem.l_returnflag 
(TEXT), default.lineitem.l_linestatus (TEXT), default.lineitem.l_shipdate 
(TEXT), default.lineitem.l_commitdate (TEXT), default.lineitem.l_receiptdate 
(TEXT), default.lineitem.l_shipinstruct (TEXT), default.lineitem.l_shipmode 
(TEXT), default.lineitem.l_comment (TEXT)
     => out schema: {(16) default.lineitem.l_orderkey 
(INT4),default.lineitem.l_partkey (INT4),default.lineitem.l_suppkey 
(INT4),default.lineitem.l_linenumber (INT4),default.lineitem.l_quantity 
(FLOAT8),default.lineitem.l_extendedprice (FLOAT8),default.lineitem.l_discount 
(FLOAT8),default.lineitem.l_tax (FLOAT8),default.lineitem.l_returnflag 
(TEXT),default.lineitem.l_linestatus (TEXT),default.lineitem.l_shipdate 
(TEXT),default.lineitem.l_commitdate (TEXT),default.lineitem.l_receiptdate 
(TEXT),default.lineitem.l_shipinstruct (TEXT),default.lineitem.l_shipmode 
(TEXT),default.lineitem.l_comment (TEXT)}
     => in schema: {(16) default.lineitem.l_orderkey 
(INT4),default.lineitem.l_partkey (INT4),default.lineitem.l_suppkey 
(INT4),default.lineitem.l_linenumber (INT4),default.lineitem.l_quantity 
(FLOAT8),default.lineitem.l_extendedprice (FLOAT8),default.lineitem.l_discount 
(FLOAT8),default.lineitem.l_tax (FLOAT8),default.lineitem.l_returnflag 
(TEXT),default.lineitem.l_linestatus (TEXT),default.lineitem.l_shipdate 
(TEXT),default.lineitem.l_commitdate (TEXT),default.lineitem.l_receiptdate 
(TEXT),default.lineitem.l_shipinstruct (TEXT),default.lineitem.l_shipmode 
(TEXT),default.lineitem.l_comment (TEXT)}

2014-07-11 05:54:53,400 INFO: org.apache.tajo.master.GlobalEngine 
(createLogicalPlan(478)) - =============================================
2014-07-11 05:54:53,411 INFO: 
org.apache.tajo.engine.planner.global.GlobalPlanner (build(116)) - 
-----------------------------
Query Block Graph
-----------------------------
|-#ROOT
-----------------------------
Optimization Log:
[LogicalPlan]
        > ProjectionNode is eliminated.
-----------------------------

SCAN(0) on default.lineitem
  => target list: sleep(2) as ?sleep
  => out schema: {(1) ?sleep (INT4)}
  => in schema: {(16) default.lineitem.l_orderkey 
(INT4),default.lineitem.l_partkey (INT4),default.lineitem.l_suppkey 
(INT4),default.lineitem.l_linenumber (INT4),default.lineitem.l_quantity 
(FLOAT8),default.lineitem.l_extendedprice (FLOAT8),default.lineitem.l_discount 
(FLOAT8),default.lineitem.l_tax (FLOAT8),default.lineitem.l_returnflag 
(TEXT),default.lineitem.l_linestatus (TEXT),default.lineitem.l_shipdate 
(TEXT),default.lineitem.l_commitdate (TEXT),default.lineitem.l_receiptdate 
(TEXT),default.lineitem.l_shipinstruct (TEXT),default.lineitem.l_shipmode 
(TEXT),default.lineitem.l_comment (TEXT)}

2014-07-11 05:54:53,411 INFO: 
org.apache.tajo.engine.planner.global.GlobalPlanner (build(159)) - 
-------------------------------------------------------------------------------
Execution Block Graph (TERMINAL - eb_1405057565813_0643_000002)
-------------------------------------------------------------------------------
|-eb_1405057565813_0643_000002
   |-eb_1405057565813_0643_000001
-------------------------------------------------------------------------------
Order of Execution
-------------------------------------------------------------------------------
1: eb_1405057565813_0643_000001
2: eb_1405057565813_0643_000002
-------------------------------------------------------------------------------

=======================================================
Block Id: eb_1405057565813_0643_000001 [ROOT]
=======================================================

SCAN(0) on default.lineitem
  => target list: sleep(2) as ?sleep
  => out schema: {(1) ?sleep (INT4)}
  => in schema: {(16) default.lineitem.l_orderkey 
(INT4),default.lineitem.l_partkey (INT4),default.lineitem.l_suppkey 
(INT4),default.lineitem.l_linenumber (INT4),default.lineitem.l_quantity 
(FLOAT8),default.lineitem.l_extendedprice (FLOAT8),default.lineitem.l_discount 
(FLOAT8),default.lineitem.l_tax (FLOAT8),default.lineitem.l_returnflag 
(TEXT),default.lineitem.l_linestatus (TEXT),default.lineitem.l_shipdate 
(TEXT),default.lineitem.l_commitdate (TEXT),default.lineitem.l_receiptdate 
(TEXT),default.lineitem.l_shipinstruct (TEXT),default.lineitem.l_shipmode 
(TEXT),default.lineitem.l_comment (TEXT)}

=======================================================
Block Id: eb_1405057565813_0643_000002 [TERMINAL]
=======================================================

2014-07-11 05:54:53,412 INFO: org.apache.tajo.master.querymaster.Query 
(<init>(223)) - 
=======================================================
The order of execution: 

1: eb_1405057565813_0643_000001
2: eb_1405057565813_0643_000002
=======================================================
2014-07-11 05:54:53,412 INFO: org.apache.tajo.master.TajoAsyncDispatcher 
(start(101)) - AsyncDispatcher started:q_1405057565813_0643
2014-07-11 05:54:53,412 INFO: org.apache.tajo.master.querymaster.Query 
(handle(701)) - Processing q_1405057565813_0643 of type START
2014-07-11 05:54:53,412 INFO: org.apache.tajo.master.querymaster.SubQuery 
(initTaskScheduler(677)) - org.apache.tajo.master.DefaultTaskScheduler is 
chosen for the task scheduling for eb_1405057565813_0643_000001
2014-07-11 05:54:53,415 INFO: org.apache.tajo.storage.AbstractStorageManager 
(listStatus(386)) - Total input paths to process : 1
2014-07-11 05:54:53,417 INFO: org.apache.tajo.storage.AbstractStorageManager 
(getSplits(615)) - Total # of splits: 1
2014-07-11 05:54:53,417 INFO: org.apache.tajo.master.querymaster.SubQuery 
(transition(647)) - 1 objects are scheduled
2014-07-11 05:54:53,417 INFO: org.apache.tajo.master.DefaultTaskScheduler 
(start(87)) - Start TaskScheduler
2014-07-11 05:54:53,417 INFO: org.apache.tajo.worker.TajoResourceAllocator 
(calculateNumRequestContainers(100)) - CalculateNumberRequestContainer - Number 
of Tasks=1, Number of Cluster Slots=1
2014-07-11 05:54:53,418 INFO: org.apache.tajo.master.querymaster.SubQuery 
(allocateContainers(890)) - Request Container for eb_1405057565813_0643_000001 
containers=1
2014-07-11 05:54:53,418 INFO: org.apache.tajo.master.querymaster.Query 
(handle(718)) - q_1405057565813_0643 Query Transitioned from QUERY_NEW to 
QUERY_RUNNING
2014-07-11 05:54:53,418 INFO: org.apache.tajo.worker.TajoResourceAllocator 
(run(217)) - Start TajoWorkerAllocationThread
2014-07-11 05:54:53,419 INFO: org.apache.tajo.worker.TajoResourceAllocator 
(run(336)) - Stop TajoWorkerAllocationThread
2014-07-11 05:54:53,419 INFO: org.apache.tajo.master.querymaster.SubQuery 
(transition(999)) - SubQuery (eb_1405057565813_0643_000001) has 1 containers!
2014-07-11 05:54:53,421 INFO: org.apache.tajo.worker.TaskRunner (<init>(122)) - 
Tajo Root Dir: hdfs://localhost:34266/tajo
2014-07-11 05:54:53,421 INFO: org.apache.tajo.worker.TaskRunner (<init>(123)) - 
Worker Local Dir: 
file://<https://builds.apache.org/job/Tajo-master-build/ws/tajo-core/target/test-data/7d3cc4a7-d56a-41ba-8e88-cf12db6eb4c4/tajo-localdir>
2014-07-11 05:54:53,422 INFO: org.apache.tajo.worker.TaskRunner (<init>(138)) - 
QueryMaster Address:asf901.gq1.ygridcore.net/67.195.81.145:31980
2014-07-11 05:54:53,422 INFO: org.apache.tajo.worker.TaskRunnerManager 
(run(156)) - Start 
TaskRunner:eb_1405057565813_0643_000001,container_1405057565813_0643_01_002555
2014-07-11 05:54:53,423 INFO: org.apache.tajo.worker.TaskRunner (init(191)) - 
TaskRunner basedir is created (q_1405057565813_0643/output/1)
2014-07-11 05:54:53,423 INFO: org.apache.tajo.worker.TaskRunner (run(327)) - 
TaskRunner startup
2014-07-11 05:54:53,423 INFO: org.apache.tajo.worker.TaskRunner (run(346)) - 
Request GetTask: 
eb_1405057565813_0643_000001,container_1405057565813_0643_01_002555
2014-07-11 05:54:53,424 INFO: org.apache.tajo.master.DefaultTaskScheduler 
(allocateRackTask(718)) - Assigned Local/Rack/Total: (0/1/1), Locality: 0.00%, 
Rack host: 67.195.81.145
2014-07-11 05:54:53,426 INFO: org.apache.tajo.worker.TaskRunner (run(385)) - 
Accumulated Received Task: 1
2014-07-11 05:54:53,426 INFO: org.apache.tajo.worker.TaskRunner (run(394)) - 
Initializing: ta_1405057565813_0643_000001_000000_00
2014-07-11 05:54:53,427 INFO: org.apache.tajo.worker.Task (<init>(184)) - 
Output File Path: 
hdfs://localhost:34266/tmp/tajo-jenkins/staging/q_1405057565813_0643/RESULT/part-01-000000
2014-07-11 05:54:53,427 INFO: org.apache.tajo.worker.TaskAttemptContext 
(setState(115)) - Query status of ta_1405057565813_0643_000001_000000_00 is 
changed to TA_PENDING
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(189)) - 
==================================
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(190)) - * 
Subquery ta_1405057565813_0643_000001_000000_00 is initialized
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(191)) - * 
InterQuery: false
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(194)) - * 
Fragments (num: 1)
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(195)) - * 
Fetches (total:0) :
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(199)) - * 
Local task dir: 
<https://builds.apache.org/job/Tajo-master-build/ws/tajo-core/target/test-data/7d3cc4a7-d56a-41ba-8e88-cf12db6eb4c4/tajo-localdir/q_1405057565813_0643/output/1/0_0>
2014-07-11 05:54:53,428 INFO: org.apache.tajo.worker.Task (<init>(204)) - 
==================================
2014-07-11 05:54:53,429 INFO: org.apache.tajo.worker.TaskAttemptContext 
(setState(115)) - Query status of ta_1405057565813_0643_000001_000000_00 is 
changed to TA_RUNNING
2014-07-11 05:54:54,424 INFO: org.apache.tajo.master.querymaster.Query 
(handle(701)) - Processing q_1405057565813_0643 of type KILL
2014-07-11 05:54:54,425 INFO: org.apache.tajo.master.querymaster.Query 
(handle(718)) - q_1405057565813_0643 Query Transitioned from QUERY_RUNNING to 
QUERY_KILL_WAIT
2014-07-11 05:54:54,425 INFO: org.apache.tajo.master.DefaultTaskScheduler 
(stop(143)) - Task Scheduler stopped
2014-07-11 05:54:54,425 INFO: org.apache.tajo.master.DefaultTaskScheduler 
(run(102)) - TaskScheduler schedulingThread stopped
2014-07-11 05:54:54,425 INFO: org.apache.tajo.worker.TaskAttemptContext 
(setState(115)) - Query status of ta_1405057565813_0643_000001_000000_00 is 
changed to TA_KILLED
2014-07-11 05:54:55,127 INFO: 
org.apache.tajo.master.querymaster.QueryInProgress (heartbeat(265)) - Received 
QueryMaster heartbeat:q_1405057565813_0643,state=QUERY_KILL_WAIT,progress=0.0, 
queryMaster=asf901.gq1.ygridcore.net
2014-07-11 05:54:56,185 ERROR: org.apache.tajo.rpc.AsyncRpcClient 
(exceptionCaught(220)) - asf901.gq1.ygridcore.net/67.195.81.145:31980,class 
org.apache.tajo.ipc.QueryMasterProtocol,null
java.nio.channels.ClosedChannelException
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.cleanUpWriteBuffer(AbstractNioWorker.java:434)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.writeFromUserCode(AbstractNioWorker.java:129)
        at 
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.eventSunk(NioClientSocketPipelineSink.java:84)
        at org.jboss.netty.channel.Channels.write(Channels.java:725)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.doEncode(OneToOneEncoder.java:71)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:59)
        at org.jboss.netty.channel.Channels.write(Channels.java:725)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.doEncode(OneToOneEncoder.java:71)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:59)
        at org.jboss.netty.channel.Channels.write(Channels.java:704)
        at org.jboss.netty.channel.Channels.write(Channels.java:671)
        at 
org.jboss.netty.channel.AbstractChannel.write(AbstractChannel.java:248)
        at 
org.apache.tajo.rpc.AsyncRpcClient$ProxyRpcChannel.callMethod(AsyncRpcClient.java:126)
        at 
org.apache.tajo.ipc.QueryMasterProtocol$QueryMasterProtocolService$Stub.statusUpdate(QueryMasterProtocol.java:461)
        at org.apache.tajo.worker.Task$Reporter$1.run(Task.java:720)
        at java.lang.Thread.run(Thread.java:662)
2014-07-11 05:54:56,186 ERROR: org.apache.tajo.rpc.AsyncRpcClient 
(exceptionCaught(235)) - RPC Exception:java.nio.channels.ClosedChannelException
2014-07-11 05:54:56,319 ERROR: org.apache.tajo.rpc.AsyncRpcClient 
(exceptionCaught(220)) - asf901.gq1.ygridcore.net/67.195.81.145:31980,class 
org.apache.tajo.ipc.QueryMasterProtocol,null
java.nio.channels.ClosedChannelException
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.cleanUpWriteBuffer(AbstractNioWorker.java:434)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.writeFromUserCode(AbstractNioWorker.java:129)
        at 
org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink.eventSunk(NioClientSocketPipelineSink.java:84)
        at org.jboss.netty.channel.Channels.write(Channels.java:725)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.doEncode(OneToOneEncoder.java:71)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:59)
        at org.jboss.netty.channel.Channels.write(Channels.java:725)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.doEncode(OneToOneEncoder.java:71)
        at 
org.jboss.netty.handler.codec.oneone.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:59)
        at org.jboss.netty.channel.Channels.write(Channels.java:704)
        at org.jboss.netty.channel.Channels.write(Channels.java:671)
        at 
org.jboss.netty.channel.AbstractChannel.write(AbstractChannel.java:248)
        at 
org.apache.tajo.rpc.AsyncRpcClient$ProxyRpcChannel.callMethod(AsyncRpcClient.java:126)
        at 
org.apache.tajo.ipc.QueryMasterProtocol$QueryMasterProtocolService$Stub.statusUpdate(QueryMasterProtocol.java:461)
        at org.apache.tajo.worker.Task$Reporter$1.run(Task.java:720)
        at java.lang.Thread.run(Thread.java:662)
2014-07-11 05:54:56,320 ERROR: org.apache.tajo.rpc.AsyncRpcClient 
(exceptionCaught(235)) - RPC Exception:java.nio.channels.ClosedChannelException
2014-07-11 05:54:56,427 WARN: 
org.apache.tajo.master.querymaster.QueryMasterManagerService 
(statusUpdate(162)) - ta_1405057565813_0643_000001_000000_00 Killed
2014-07-11 05:54:56,428 INFO: 
org.apache.tajo.master.querymaster.QueryUnitAttempt (transition(343)) - 
ta_1405057565813_0643_000001_000000_00 Received TA_KILLED Status from LocalTask
2014-07-11 05:54:56,428 INFO: org.apache.tajo.master.querymaster.SubQuery 
(transition(1076)) - [eb_1405057565813_0643_000001] Task Completion Event 
(Total: 1, Success: 0, Killed: 1, Failed: 0)
2014-07-11 05:54:56,428 INFO: org.apache.tajo.master.querymaster.SubQuery 
(transition(1116)) - subQuery completed - eb_1405057565813_0643_000001 
(total=1, success=0, killed=1)
2014-07-11 05:54:56,429 INFO: org.apache.tajo.master.querymaster.Query 
(handle(701)) - Processing q_1405057565813_0643 of type SUBQUERY_COMPLETED
2014-07-11 05:54:56,429 INFO: org.apache.tajo.master.querymaster.Query 
(handle(701)) - Processing q_1405057565813_0643 of type QUERY_COMPLETED
2014-07-11 05:54:56,429 INFO: org.apache.tajo.master.querymaster.Query 
(handle(718)) - q_1405057565813_0643 Query Transitioned from QUERY_KILL_WAIT to 
QUERY_KILLED
2014-07-11 05:54:56,429 INFO: 
org.apache.tajo.master.querymaster.QueryMasterTask (handle(297)) - Query 
completion notified from q_1405057565813_0643
2014-07-11 05:54:56,429 INFO: 
org.apache.tajo.master.querymaster.QueryMasterTask (handle(308)) - Query final 
state: QUERY_KILLED
2014-07-11 05:54:56,429 INFO: 
org.apache.tajo.master.rm.TajoWorkerResourceManager 
(releaseWorkerResource(519)) - Release Resource: 0.5,512
2014-07-11 05:54:56,429 INFO: 
org.apache.tajo.master.querymaster.QueryMasterTask (stop(187)) - Stopping 
QueryMasterTask:q_1405057565813_0643
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.querymaster.QueryInProgress (heartbeat(265)) - Received 
QueryMaster heartbeat:q_1405057565813_0643,state=QUERY_KILLED,progress=0.0, 
queryMaster=asf901.gq1.ygridcore.net
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.querymaster.QueryInProgress (stop(116)) - 
=========================================================
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.querymaster.QueryJobManager (stopQuery(203)) - Stop 
QueryInProgress:q_1405057565813_0643
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.querymaster.QueryInProgress (stop(117)) - Stop 
query:q_1405057565813_0643
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.rm.TajoWorkerResourceManager 
(releaseWorkerResource(519)) - Release Resource: 0.0,512
2014-07-11 05:54:56,430 WARN: org.apache.tajo.master.TajoAsyncDispatcher 
(stop(115)) - Interrupted Exception while stopping
2014-07-11 05:54:56,431 INFO: org.apache.tajo.master.TajoAsyncDispatcher 
(stop(122)) - AsyncDispatcher stopped:q_1405057565813_0643
2014-07-11 05:54:56,430 INFO: 
org.apache.tajo.master.rm.TajoWorkerResourceManager (stopQueryMaster(541)) - 
Released QueryMaster (q_1405057565813_0643) resource.
2014-07-11 05:54:56,431 INFO: 
org.apache.tajo.master.querymaster.QueryInProgress (stop(125)) - 
q_1405057565813_0643 QueryMaster stopped
2014-07-11 05:54:56,431 INFO: 
org.apache.tajo.master.querymaster.QueryMasterTask (stop(217)) - Stopped 
QueryMasterTask:q_1405057565813_0643
2014-07-11 05:54:56,431 INFO: org.apache.tajo.master.querymaster.QueryMaster 
(cleanup(166)) - cleanup query resources : q_1405057565813_0643
2014-07-11 05:54:56,431 WARN: org.apache.tajo.master.TajoAsyncDispatcher 
(stop(115)) - Interrupted Exception while stopping
2014-07-11 05:54:56,432 INFO: org.apache.tajo.master.TajoAsyncDispatcher 
(stop(122)) - AsyncDispatcher stopped:QueryInProgress:q_1405057565813_0643
2014-07-11 05:54:56,440 INFO: org.apache.tajo.master.session.SessionManager 
(removeSession(80)) - Session b81de15a-662e-4130-aab6-2e3932a8e87a is removed.
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.347 sec
2014-07-11 05:54:56,452 INFO: org.apache.tajo.worker.TajoWorker (run(492)) - 
============================================
2014-07-11 05:54:56,452 INFO: org.apache.tajo.worker.TajoWorker (run(493)) - 
TajoWorker received SIGINT Signal
2014-07-11 05:54:56,452 INFO: org.apache.tajo.worker.TajoWorker (run(494)) - 
============================================
2014-07-11 05:54:56,456 INFO: org.apache.tajo.master.session.SessionManager 
(removeSession(80)) - Session ef947033-c1b7-481c-9fdc-bb614ddbac5a is removed.
2014-07-11 05:54:56,457 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,457 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,457 INFO: org.apache.tajo.master.session.SessionManager 
(removeSession(80)) - Session 40a7374d-2695-4212-91cc-996b2cc99e66 is removed.
2014-07-11 05:54:56,457 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,456 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,456 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,456 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,460 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,459 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,459 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,459 ERROR: org.apache.tajo.rpc.RpcProtos 
(exceptionCaught(225)) - RPC Exception:Worker has already been shutdown
2014-07-11 05:54:56,458 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,458 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,461 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,460 ERROR: org.apache.tajo.client.TajoClient (close(141)) - 
java.io.IOException: Connect error to localhost/127.0.0.1:31977 cause 
java.util.concurrent.RejectedExecutionException: Worker has already been 
shutdown
2014-07-11 05:54:56,468 INFO: org.apache.tajo.worker.WorkerHeartbeatService 
(run(260)) - Worker Resource Heartbeat Thread stopped.
2014-07-11 05:54:56,524 INFO: org.apache.tajo.rpc.NettyServerBase 
(shutdown(128)) - Rpc (TajoWorkerProtocol) listened on 0:0:0:0:0:0:0:0:31981) 
shutdown
2014-07-11 05:54:56,526 INFO: org.apache.tajo.worker.TajoWorkerManagerService 
(stop(95)) - TajoWorkerManagerService stopped
2014-07-11 05:54:56,529 INFO: org.apache.tajo.worker.TaskRunner (stop(239)) - 
Stop TaskRunner: eb_1405057565813_0639_000001
2014-07-11 05:54:56,530 INFO: org.apache.tajo.worker.TaskRunner (stop(239)) - 
Stop TaskRunner: eb_1405057565813_0637_000001
2014-07-11 05:54:56,530 INFO: org.apache.tajo.worker.TaskRunner (stop(239)) - 
Stop TaskRunner: eb_1405057565813_0643_000001
2014-07-11 05:54:56,537 INFO: org.apache.tajo.rpc.NettyServerBase 
(shutdown(128)) - Rpc (QueryMasterProtocol) listened on 0:0:0:0:0:0:0:0:31980) 
shutdown
2014-07-11 05:54:56,537 INFO: 
org.apache.tajo.master.querymaster.QueryMasterManagerService (stop(111)) - 
QueryMasterManagerService stopped
2014-07-11 05:54:56,538 INFO: org.apache.tajo.master.querymaster.QueryMaster 
(run(433)) - QueryMaster heartbeat thread stopped
2014-07-11 05:54:56,539 INFO: org.apache.tajo.master.TajoAsyncDispatcher 
(stop(122)) - AsyncDispatcher stopped:querymaster_1405057566493
2014-07-11 05:54:56,539 INFO: org.apache.tajo.master.querymaster.QueryMaster 
(stop(159)) - QueryMaster stop
2014-07-11 05:54:56,539 INFO: org.apache.tajo.worker.TajoWorkerClientService 
(stop(110)) - TajoWorkerClientService stopping
2014-07-11 05:54:56,544 INFO: org.apache.tajo.rpc.NettyServerBase 
(shutdown(128)) - Rpc (QueryMasterClientProtocol) listened on 
0:0:0:0:0:0:0:0:31979) shutdown
2014-07-11 05:54:56,544 INFO: org.apache.tajo.worker.TajoWorkerClientService 
(stop(114)) - TajoWorkerClientService stopped
2014-07-11 05:54:56,544 INFO: org.apache.tajo.worker.TajoWorker (stop(334)) - 
TajoWorker main thread exiting

Results :

Failed tests:   
testGroupByWithConstantKeys2(org.apache.tajo.engine.query.TestGroupByQuery): 
Result Verification expected:<...-------------------(..)

Tests run: 1055, Failures: 1, Errors: 0, Skipped: 0

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Tajo Main ......................................... SUCCESS [  5.541 s]
[INFO] Tajo Project POM .................................. SUCCESS [  0.703 s]
[INFO] Tajo Maven Plugins ................................ SUCCESS [  2.610 s]
[INFO] Tajo Common ....................................... SUCCESS [ 37.559 s]
[INFO] Tajo Algebra ...................................... SUCCESS [  1.291 s]
[INFO] Tajo Catalog Common ............................... SUCCESS [  5.228 s]
[INFO] Tajo Rpc .......................................... SUCCESS [ 21.452 s]
[INFO] Tajo Catalog Client ............................... SUCCESS [  1.030 s]
[INFO] Tajo Catalog Server ............................... SUCCESS [  5.516 s]
[INFO] Tajo Storage ...................................... SUCCESS [ 42.264 s]
[INFO] Tajo Core PullServer .............................. SUCCESS [  0.746 s]
[INFO] Tajo Client ....................................... SUCCESS [  2.940 s]
[INFO] Tajo JDBC Driver .................................. SUCCESS [  0.450 s]
[INFO] Tajo Core ......................................... FAILURE [09:09 min]
[INFO] Tajo Catalog Drivers .............................. SKIPPED
[INFO] Tajo Catalog ...................................... SKIPPED
[INFO] Tajo Distribution ................................. SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 11:17 min
[INFO] Finished at: 2014-07-11T05:54:56+00:00
[INFO] Final Memory: 94M/1934M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-surefire-plugin:2.12.4:test (default-test) on 
project tajo-core: There are test failures.
[ERROR] 
[ERROR] Please refer to 
<https://builds.apache.org/job/Tajo-master-build/ws/tajo-core/target/surefire-reports>
 for the individual test results.
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e 
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :tajo-core
Build step 'Execute shell' marked build as failure
Updating TAJO-925

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