See <https://builds.apache.org/job/Pig-trunk/1047/changes>

Changes:

[dvryaboy] PIG-2143: Make PigStorage optionally store schema; improve docs.

[thejas] PIG-1973: UDFContext.getUDFContext usage of ThreadLocal pattern
 is not typical (woody via thejas)

[thejas] PIG-2053: PigInputFormat uses class.isAssignableFrom() where 
instanceof is more appropriate (woody via thejas)

------------------------------------------
[...truncated 39691 lines...]
    [junit]     at java.security.AccessController.doPrivileged(Native Method)
    [junit]     at javax.security.auth.Subject.doAs(Subject.java:396)
    [junit]     at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
    [junit] 11/07/18 22:32:59 ERROR hdfs.DFSClient: Exception closing file 
/tmp/TestStore-output-109919389985994422.txt_cleanupOnFailure_succeeded2 : 
org.apache.hadoop.ipc.RemoteException: java.io.IOException: Could not complete 
write to file 
/tmp/TestStore-output-109919389985994422.txt_cleanupOnFailure_succeeded2 by 
DFSClient_-18740787
    [junit]     at 
org.apache.hadoop.hdfs.server.namenode.NameNode.complete(NameNode.java:449)
    [junit]     at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
    [junit]     at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [junit]     at java.lang.reflect.Method.invoke(Method.java:597)
    [junit]     at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:508)
    [junit]     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
    [junit]     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
    [junit]     at java.security.AccessController.doPrivileged(Native Method)
    [junit]     at javax.security.auth.Subject.doAs(Subject.java:396)
    [junit]     at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
    [junit] 
    [junit] org.apache.hadoop.ipc.RemoteException: java.io.IOException: Could 
not complete write to file 
/tmp/TestStore-output-109919389985994422.txt_cleanupOnFailure_succeeded2 by 
DFSClient_-18740787
    [junit]     at 
org.apache.hadoop.hdfs.server.namenode.NameNode.complete(NameNode.java:449)
    [junit]     at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
    [junit]     at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [junit]     at java.lang.reflect.Method.invoke(Method.java:597)
    [junit]     at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:508)
    [junit]     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
    [junit]     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
    [junit]     at java.security.AccessController.doPrivileged(Native Method)
    [junit]     at javax.security.auth.Subject.doAs(Subject.java:396)
    [junit]     at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
    [junit] 
    [junit]     at org.apache.hadoop.ipc.Client.call(Client.java:740)
    [junit]     at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
    [junit]     at $Proxy0.complete(Unknown Source)
    [junit]     at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
    [junit]     at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [junit]     at java.lang.reflect.Method.invoke(Method.java:597)
    [junit]     at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
    [junit]     at 
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
    [junit]     at $Proxy0.complete(Unknown Source)
    [junit]     at 
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.closeInternal(DFSClient.java:3264)
    [junit]     at 
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.close(DFSClient.java:3188)
    [junit]     at 
org.apache.hadoop.hdfs.DFSClient$LeaseChecker.close(DFSClient.java:1043)
    [junit]     at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:237)
    [junit]     at 
org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:269)
    [junit]     at 
org.apache.pig.test.MiniCluster.shutdownMiniDfsAndMrClusters(MiniCluster.java:111)
    [junit]     at 
org.apache.pig.test.MiniCluster.shutDown(MiniCluster.java:101)
    [junit]     at 
org.apache.pig.test.TestStore.oneTimeTearDown(TestStore.java:127)
    [junit]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    [junit]     at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    [junit]     at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    [junit]     at java.lang.reflect.Method.invoke(Method.java:597)
    [junit]     at 
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
    [junit]     at 
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
    [junit]     at 
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
    [junit]     at 
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:37)
    [junit]     at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
    [junit]     at 
junit.framework.JUnit4TestAdapter.run(JUnit4TestAdapter.java:39)
    [junit]     at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.run(JUnitTestRunner.java:420)
    [junit]     at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.launch(JUnitTestRunner.java:911)
    [junit]     at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.main(JUnitTestRunner.java:768)
    [junit] Shutting down the Mini HDFS Cluster
    [junit] Shutting down DataNode 3
    [junit] 11/07/18 22:32:59 INFO ipc.Server: Stopping server on 46625
    [junit] 11/07/18 22:32:59 INFO ipc.Server: Stopping IPC Server listener on 
46625
    [junit] 11/07/18 22:32:59 INFO ipc.Server: IPC Server handler 0 on 46625: 
exiting
    [junit] 11/07/18 22:32:59 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 1
    [junit] 11/07/18 22:32:59 WARN datanode.DataNode: 
DatanodeRegistration(127.0.0.1:53227, 
storageID=DS-1691353808-127.0.1.1-53227-1311028017697, infoPort=44166, 
ipcPort=46625):DataXceiveServer: java.nio.channels.AsynchronousCloseException
    [junit]     at 
java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:185)
    [junit]     at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:159)
    [junit]     at 
sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:84)
    [junit]     at 
org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:130)
    [junit]     at java.lang.Thread.run(Thread.java:662)
    [junit] 
    [junit] 11/07/18 22:32:59 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:32:59 INFO ipc.Server: IPC Server handler 2 on 46625: 
exiting
    [junit] 11/07/18 22:32:59 INFO ipc.Server: IPC Server handler 1 on 46625: 
exiting
    [junit] 11/07/18 22:32:59 INFO datanode.DataBlockScanner: Exiting 
DataBlockScanner thread.
    [junit] 11/07/18 22:32:59 INFO datanode.DataNode: Deleting block 
blk_2370046613579184429_1123 file 
build/test/data/dfs/data/data2/current/blk_2370046613579184429
    [junit] 11/07/18 22:32:59 INFO datanode.DataNode: Deleting block 
blk_3770838622731599099_1122 file 
build/test/data/dfs/data/data1/current/blk_3770838622731599099
    [junit] 11/07/18 22:33:00 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] 11/07/18 22:33:00 INFO datanode.DataNode: 
DatanodeRegistration(127.0.0.1:53227, 
storageID=DS-1691353808-127.0.1.1-53227-1311028017697, infoPort=44166, 
ipcPort=46625):Finishing DataNode in: 
FSDataset{dirpath='<https://builds.apache.org/job/Pig-trunk/ws/trunk/build/test/data/dfs/data/data7/current,/grid/0/hudson/hudson-slave/workspace/Pig-trunk/trunk/build/test/data/dfs/data/data8/current'}>
    [junit] 11/07/18 22:33:00 INFO ipc.Server: Stopping server on 46625
    [junit] 11/07/18 22:33:00 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] Shutting down DataNode 2
    [junit] 11/07/18 22:33:00 INFO ipc.Server: Stopping server on 33246
    [junit] 11/07/18 22:33:00 INFO ipc.Server: IPC Server handler 0 on 33246: 
exiting
    [junit] 11/07/18 22:33:00 INFO ipc.Server: Stopping IPC Server listener on 
33246
    [junit] 11/07/18 22:33:00 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 1
    [junit] 11/07/18 22:33:00 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:00 INFO ipc.Server: IPC Server handler 1 on 33246: 
exiting
    [junit] 11/07/18 22:33:00 WARN datanode.DataNode: 
DatanodeRegistration(127.0.0.1:59632, 
storageID=DS-567738828-127.0.1.1-59632-1311028017388, infoPort=52830, 
ipcPort=33246):DataXceiveServer: java.nio.channels.AsynchronousCloseException
    [junit]     at 
java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:185)
    [junit]     at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:159)
    [junit]     at 
sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:84)
    [junit]     at 
org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:130)
    [junit]     at java.lang.Thread.run(Thread.java:662)
    [junit] 
    [junit] 11/07/18 22:33:00 INFO ipc.Server: IPC Server handler 2 on 33246: 
exiting
    [junit] 11/07/18 22:33:01 INFO datanode.DataBlockScanner: Exiting 
DataBlockScanner thread.
    [junit] 11/07/18 22:33:01 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] 11/07/18 22:33:01 INFO datanode.DataNode: 
DatanodeRegistration(127.0.0.1:59632, 
storageID=DS-567738828-127.0.1.1-59632-1311028017388, infoPort=52830, 
ipcPort=33246):Finishing DataNode in: 
FSDataset{dirpath='<https://builds.apache.org/job/Pig-trunk/ws/trunk/build/test/data/dfs/data/data5/current,/grid/0/hudson/hudson-slave/workspace/Pig-trunk/trunk/build/test/data/dfs/data/data6/current'}>
    [junit] 11/07/18 22:33:01 INFO ipc.Server: Stopping server on 33246
    [junit] 11/07/18 22:33:01 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] Shutting down DataNode 1
    [junit] 11/07/18 22:33:01 INFO ipc.Server: Stopping server on 49039
    [junit] 11/07/18 22:33:01 INFO ipc.Server: IPC Server handler 1 on 49039: 
exiting
    [junit] 11/07/18 22:33:01 INFO ipc.Server: IPC Server handler 2 on 49039: 
exiting
    [junit] 11/07/18 22:33:01 INFO ipc.Server: Stopping IPC Server listener on 
49039
    [junit] 11/07/18 22:33:01 INFO ipc.Server: IPC Server handler 0 on 49039: 
exiting
    [junit] 11/07/18 22:33:01 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:01 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 1
    [junit] 11/07/18 22:33:01 WARN datanode.DataNode: 
DatanodeRegistration(127.0.0.1:36770, 
storageID=DS-443723784-127.0.1.1-36770-1311028017086, infoPort=52584, 
ipcPort=49039):DataXceiveServer: java.nio.channels.AsynchronousCloseException
    [junit]     at 
java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:185)
    [junit]     at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:159)
    [junit]     at 
sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:84)
    [junit]     at 
org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:130)
    [junit]     at java.lang.Thread.run(Thread.java:662)
    [junit] 
    [junit] 11/07/18 22:33:01 INFO hdfs.StateChange: BLOCK* ask 127.0.0.1:60346 
to delete  blk_5757342234126463601_1126 blk_-2021053641489301832_1121
    [junit] 11/07/18 22:33:01 INFO hdfs.StateChange: BLOCK* ask 127.0.0.1:53227 
to delete  blk_4672728988766360436_1127 blk_5757342234126463601_1126
    [junit] 11/07/18 22:33:02 INFO datanode.DataBlockScanner: Exiting 
DataBlockScanner thread.
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: 
DatanodeRegistration(127.0.0.1:36770, 
storageID=DS-443723784-127.0.1.1-36770-1311028017086, infoPort=52584, 
ipcPort=49039):Finishing DataNode in: 
FSDataset{dirpath='<https://builds.apache.org/job/Pig-trunk/ws/trunk/build/test/data/dfs/data/data3/current,/grid/0/hudson/hudson-slave/workspace/Pig-trunk/trunk/build/test/data/dfs/data/data4/current'}>
    [junit] 11/07/18 22:33:02 INFO ipc.Server: Stopping server on 49039
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] Shutting down DataNode 0
    [junit] 11/07/18 22:33:02 INFO ipc.Server: Stopping server on 55267
    [junit] 11/07/18 22:33:02 INFO ipc.Server: IPC Server handler 0 on 55267: 
exiting
    [junit] 11/07/18 22:33:02 INFO ipc.Server: Stopping IPC Server listener on 
55267
    [junit] 11/07/18 22:33:02 INFO ipc.Server: IPC Server handler 2 on 55267: 
exiting
    [junit] 11/07/18 22:33:02 INFO ipc.Server: IPC Server handler 1 on 55267: 
exiting
    [junit] 11/07/18 22:33:02 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 1
    [junit] 11/07/18 22:33:02 WARN datanode.DataNode: 
DatanodeRegistration(127.0.0.1:60346, 
storageID=DS-1066259841-127.0.1.1-60346-1311028016749, infoPort=50115, 
ipcPort=55267):DataXceiveServer: java.nio.channels.AsynchronousCloseException
    [junit]     at 
java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:185)
    [junit]     at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:159)
    [junit]     at 
sun.nio.ch.ServerSocketAdaptor.accept(ServerSocketAdaptor.java:84)
    [junit]     at 
org.apache.hadoop.hdfs.server.datanode.DataXceiverServer.run(DataXceiverServer.java:130)
    [junit]     at java.lang.Thread.run(Thread.java:662)
    [junit] 
    [junit] 11/07/18 22:33:02 INFO datanode.DataBlockScanner: Exiting 
DataBlockScanner thread.
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: 
DatanodeRegistration(127.0.0.1:60346, 
storageID=DS-1066259841-127.0.1.1-60346-1311028016749, infoPort=50115, 
ipcPort=55267):Finishing DataNode in: 
FSDataset{dirpath='<https://builds.apache.org/job/Pig-trunk/ws/trunk/build/test/data/dfs/data/data1/current,/grid/0/hudson/hudson-slave/workspace/Pig-trunk/trunk/build/test/data/dfs/data/data2/current'}>
    [junit] 11/07/18 22:33:02 INFO ipc.Server: Stopping server on 55267
    [junit] 11/07/18 22:33:02 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] 11/07/18 22:33:03 INFO datanode.DataNode: Waiting for threadgroup 
to exit, active threads is 0
    [junit] 11/07/18 22:33:03 WARN namenode.FSNamesystem: ReplicationMonitor 
thread received InterruptedException.java.lang.InterruptedException: sleep 
interrupted
    [junit] 11/07/18 22:33:03 INFO namenode.FSNamesystem: Number of 
transactions: 694 Total time for transactions(ms): 13Number of transactions 
batched in Syncs: 114 Number of syncs: 484 SyncTimes(ms): 3538 305 
    [junit] 11/07/18 22:33:03 INFO namenode.DecommissionManager: Interrupted 
Monitor
    [junit] java.lang.InterruptedException: sleep interrupted
    [junit]     at java.lang.Thread.sleep(Native Method)
    [junit]     at 
org.apache.hadoop.hdfs.server.namenode.DecommissionManager$Monitor.run(DecommissionManager.java:65)
    [junit]     at java.lang.Thread.run(Thread.java:662)
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping server on 38439
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 0 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 6 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 2 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 5 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server listener on 
38439
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 3 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down: 
Map-events fetcher for all reduce tasks on 
tracker_host0.foo.com:localhost/127.0.0.1:45013
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 8 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 9 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 7 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping server on 45013
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 2 on 45013: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 4 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server listener on 
45013
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 1 on 38439: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down 
StatusHttpServer
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 0 on 45013: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 1 on 45013: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 3 on 45013: 
exiting
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Interrupted. Closing 
down.
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down: 
Map-events fetcher for all reduce tasks on 
tracker_host1.foo.com:localhost/127.0.0.1:42601
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping server on 42601
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 0 on 42601: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 1 on 42601: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 2 on 42601: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 3 on 42601: 
exiting
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down 
StatusHttpServer
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server listener on 
42601
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Interrupted. Closing 
down.
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down: 
Map-events fetcher for all reduce tasks on 
tracker_host2.foo.com:localhost/127.0.0.1:50586
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping server on 50586
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 0 on 50586: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server listener on 
50586
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 2 on 50586: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 3 on 50586: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: IPC Server handler 1 on 50586: 
exiting
    [junit] 11/07/18 22:33:03 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:03 INFO mapred.TaskTracker: Shutting down 
StatusHttpServer
    [junit] 11/07/18 22:33:04 INFO mapred.TaskTracker: Interrupted. Closing 
down.
    [junit] 11/07/18 22:33:04 INFO mapred.TaskTracker: Shutting down: 
Map-events fetcher for all reduce tasks on 
tracker_host3.foo.com:localhost/127.0.0.1:47009
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping server on 47009
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 0 on 47009: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 1 on 47009: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping IPC Server listener on 
47009
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 2 on 47009: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 3 on 47009: 
exiting
    [junit] 11/07/18 22:33:04 INFO mapred.TaskTracker: Shutting down 
StatusHttpServer
    [junit] 11/07/18 22:33:04 INFO mapred.TaskTracker: Interrupted. Closing 
down.
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopping infoServer
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopping 
interTrackerServer
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping server on 39145
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 0 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 1 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 2 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 5 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 7 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 3 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping IPC Server listener on 
39145
    [junit] 11/07/18 22:33:04 INFO ipc.Server: Stopping IPC Server Responder
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 8 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 4 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 6 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopped interTrackerServer
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopping expireTrackers
    [junit] 11/07/18 22:33:04 INFO ipc.Server: IPC Server handler 9 on 39145: 
exiting
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopping retirer
    [junit] 11/07/18 22:33:04 INFO mapred.EagerTaskInitializationListener: 
Stopping Job Init Manager thread
    [junit] 11/07/18 22:33:04 INFO mapred.EagerTaskInitializationListener: 
JobInitManagerThread interrupted.
    [junit] 11/07/18 22:33:04 INFO mapred.EagerTaskInitializationListener: 
Shutting down thread pool
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: Stopping 
expireLaunchingTasks
    [junit] Tests run: 17, Failures: 0, Errors: 0, Time elapsed: 364.321 sec
    [junit] 11/07/18 22:33:04 INFO mapred.JobTracker: stopped all jobtracker 
services
    [junit] Running org.apache.pig.test.TestStringUDFs
    [junit] 11/07/18 22:33:04 WARN builtin.SUBSTRING: 
java.lang.NullPointerException
    [junit] 11/07/18 22:33:04 WARN builtin.SUBSTRING: 
java.lang.StringIndexOutOfBoundsException: String index out of range: -2
    [junit] 11/07/18 22:33:04 WARN builtin.SUBSTRING: 
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
    [junit] 11/07/18 22:33:04 WARN builtin.SUBSTRING: 
java.lang.StringIndexOutOfBoundsException: String index out of range: -8
    [junit] 11/07/18 22:33:04 WARN builtin.SUBSTRING: 
java.lang.StringIndexOutOfBoundsException: String index out of range: -2
    [junit] 11/07/18 22:33:04 WARN builtin.INDEXOF: Failed to process input; 
error - null
    [junit] 11/07/18 22:33:04 WARN builtin.LAST_INDEX_OF: Failed to process 
input; error - null
    [junit] Tests run: 11, Failures: 0, Errors: 0, Time elapsed: 0.122 sec
   [delete] Deleting directory /tmp/pig_junit_tmp1501241339

BUILD FAILED
<https://builds.apache.org/job/Pig-trunk/ws/trunk/build.xml>:652: The following 
error occurred while executing this line:
<https://builds.apache.org/job/Pig-trunk/ws/trunk/build.xml>:707: Tests failed!

Total time: 21 minutes 10 seconds
[FINDBUGS] Skipping publisher since build result is FAILURE
Recording test results
Publishing Javadoc
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