See https://builds.apache.org/job/Hadoop-Mapreduce-trunk/2362/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 32766 lines...] Running org.apache.hadoop.mapred.TestTaskAttemptFinishingMonitor Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.056 sec - in org.apache.hadoop.mapred.TestTaskAttemptFinishingMonitor Running org.apache.hadoop.mapred.TestLocalContainerLauncher Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.38 sec - in org.apache.hadoop.mapred.TestLocalContainerLauncher Results : Failed tests: TestJobHistoryEventHandler.testTimelineEventHandling:511 expected:<1> but was:<0> Tests run: 337, Failures: 1, Errors: 0, Skipped: 0 [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Apache Hadoop MapReduce Client .................... SUCCESS [ 4.011 s] [INFO] Apache Hadoop MapReduce Core ...................... SUCCESS [02:02 min] [INFO] Apache Hadoop MapReduce Common .................... SUCCESS [ 34.980 s] [INFO] Apache Hadoop MapReduce Shuffle ................... SUCCESS [ 6.105 s] [INFO] Apache Hadoop MapReduce App ....................... FAILURE [10:20 min] [INFO] Apache Hadoop MapReduce HistoryServer ............. SKIPPED [INFO] Apache Hadoop MapReduce JobClient ................. SKIPPED [INFO] Apache Hadoop MapReduce HistoryServer Plugins ..... SKIPPED [INFO] Apache Hadoop MapReduce NativeTask ................ SKIPPED [INFO] Apache Hadoop MapReduce Examples .................. SKIPPED [INFO] Apache Hadoop MapReduce ........................... SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 13:09 min [INFO] Finished at: 2015-09-19T13:18:06+00:00 [INFO] Final Memory: 39M/814M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-mapreduce-client-app: There are test failures. [ERROR] [ERROR] Please refer to /home/jenkins/jenkins-slave/workspace/Hadoop-Mapreduce-trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/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 :hadoop-mapreduce-client-app Build step 'Execute shell' marked build as failure [FINDBUGS] Skipping publisher since build result is FAILURE Archiving artifacts Sending artifact delta relative to Hadoop-Mapreduce-trunk #2330 Archived 1 artifacts Archive block size is 32768 Received 0 blocks and 20469325 bytes Compression is 0.0% Took 6.5 sec Recording test results Updating HADOOP-12360 Email was triggered for: Failure Sending email for trigger: Failure ################################################################################### ############################## FAILED TESTS (if any) ############################## 1 tests failed. REGRESSION: org.apache.hadoop.mapreduce.jobhistory.TestJobHistoryEventHandler.testTimelineEventHandling Error Message: expected:<1> but was:<0> Stack Trace: java.lang.AssertionError: expected:<1> but was:<0> at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.failNotEquals(Assert.java:743) at org.junit.Assert.assertEquals(Assert.java:118) at org.junit.Assert.assertEquals(Assert.java:555) at org.junit.Assert.assertEquals(Assert.java:542) at org.apache.hadoop.mapreduce.jobhistory.TestJobHistoryEventHandler.testTimelineEventHandling(TestJobHistoryEventHandler.java:511)