See https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Java8/138/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 10656 lines...] Failed tests: TestCombineFileInputFormat.testSplitPlacementForCompressedFiles:911 expected:<2> but was:<1> TestCombineFileInputFormat.testSplitPlacement:368 expected:<2> but was:<1> Tests run: 521, Failures: 2, Errors: 0, Skipped: 11 [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] hadoop-mapreduce-client ........................... SUCCESS [ 2.390 s] [INFO] hadoop-mapreduce-client-core ...................... SUCCESS [01:31 min] [INFO] hadoop-mapreduce-client-common .................... SUCCESS [ 26.709 s] [INFO] hadoop-mapreduce-client-shuffle ................... SUCCESS [ 4.142 s] [INFO] hadoop-mapreduce-client-app ....................... SUCCESS [12:45 min] [INFO] hadoop-mapreduce-client-hs ........................ SUCCESS [06:14 min] [INFO] hadoop-mapreduce-client-jobclient ................. FAILURE [ 01:52 h] [INFO] hadoop-mapreduce-client-hs-plugins ................ SKIPPED [INFO] hadoop-mapreduce-client-nativetask ................ SKIPPED [INFO] Apache Hadoop MapReduce Examples .................. SKIPPED [INFO] hadoop-mapreduce .................................. SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 02:13 h [INFO] Finished at: 2015-03-20T15:20:44+00:00 [INFO] Final Memory: 33M/226M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-mapreduce-client-jobclient: There was a timeout or other error in the fork -> [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-jobclient 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-Java8 #28 Archived 1 artifacts Archive block size is 32768 Received 0 blocks and 20328597 bytes Compression is 0.0% Took 9 sec Recording test results Updating HADOOP-11729 Updating MAPREDUCE-4424 Updating YARN-3379 Updating HDFS-7962 Updating MAPREDUCE-6275 Updating HDFS-7930 Updating HDFS-7816 Updating MAPREDUCE-6281 Updating HDFS-7932 Email was triggered for: Failure Sending email for trigger: Failure ################################################################################### ############################## FAILED TESTS (if any) ############################## 2 tests failed. FAILED: org.apache.hadoop.mapreduce.lib.input.TestCombineFileInputFormat.testSplitPlacementForCompressedFiles Error Message: expected:<2> but was:<1> Stack Trace: junit.framework.AssertionFailedError: expected:<2> but was:<1> at junit.framework.Assert.fail(Assert.java:57) at junit.framework.Assert.failNotEquals(Assert.java:329) at junit.framework.Assert.assertEquals(Assert.java:78) at junit.framework.Assert.assertEquals(Assert.java:234) at junit.framework.Assert.assertEquals(Assert.java:241) at junit.framework.TestCase.assertEquals(TestCase.java:409) at org.apache.hadoop.mapreduce.lib.input.TestCombineFileInputFormat.testSplitPlacementForCompressedFiles(TestCombineFileInputFormat.java:911) FAILED: org.apache.hadoop.mapreduce.lib.input.TestCombineFileInputFormat.testSplitPlacement Error Message: expected:<2> but was:<1> Stack Trace: junit.framework.AssertionFailedError: expected:<2> but was:<1> at junit.framework.Assert.fail(Assert.java:57) at junit.framework.Assert.failNotEquals(Assert.java:329) at junit.framework.Assert.assertEquals(Assert.java:78) at junit.framework.Assert.assertEquals(Assert.java:234) at junit.framework.Assert.assertEquals(Assert.java:241) at junit.framework.TestCase.assertEquals(TestCase.java:409) at org.apache.hadoop.mapreduce.lib.input.TestCombineFileInputFormat.testSplitPlacement(TestCombineFileInputFormat.java:368)