See https://builds.apache.org/job/Hadoop-Hdfs-0.23-Build/471/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 12341 lines...] [INFO] --- maven-site-plugin:3.0:attach-descriptor (attach-descriptor) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ hadoop-hdfs-project --- [INFO] Not executing Javadoc as the project is not a Java classpath-capable package [INFO] [INFO] --- maven-install-plugin:2.3.1:install (default-install) @ hadoop-hdfs-project --- [INFO] Installing /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-0.23-Build/trunk/hadoop-hdfs-project/pom.xml to /home/jenkins/.m2/repository/org/apache/hadoop/hadoop-hdfs-project/0.23.6-SNAPSHOT/hadoop-hdfs-project-0.23.6-SNAPSHOT.pom [INFO] [INFO] --- maven-antrun-plugin:1.6:run (create-testdirs) @ hadoop-hdfs-project --- [INFO] Executing tasks main: [INFO] Executed tasks [INFO] [INFO] --- maven-dependency-plugin:2.1:build-classpath (build-classpath) @ hadoop-hdfs-project --- [INFO] Skipped writing classpath file '/home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-0.23-Build/trunk/hadoop-hdfs-project/target/classes/mrapp-generated-classpath'. No changes found. [INFO] [INFO] --- maven-source-plugin:2.1.2:jar-no-fork (hadoop-java-sources) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-site-plugin:3.0:attach-descriptor (attach-descriptor) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ hadoop-hdfs-project --- [INFO] Not executing Javadoc as the project is not a Java classpath-capable package [INFO] [INFO] --- maven-checkstyle-plugin:2.6:checkstyle (default-cli) @ hadoop-hdfs-project --- [INFO] [INFO] --- findbugs-maven-plugin:2.3.2:findbugs (default-cli) @ hadoop-hdfs-project --- [INFO] ****** FindBugsMojo execute ******* [INFO] canGenerate is false [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Apache Hadoop HDFS ................................ SUCCESS [5:25.592s] [INFO] Apache Hadoop HttpFS .............................. SUCCESS [43.424s] [INFO] Apache Hadoop HDFS Project ........................ SUCCESS [0.059s] [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 6:09.677s [INFO] Finished at: Sat Dec 22 11:40:27 UTC 2012 [INFO] Final Memory: 52M/746M [INFO] ------------------------------------------------------------------------ + /home/jenkins/tools/maven/latest/bin/mvn test -Dmaven.test.failure.ignore=true -Pclover -DcloverLicenseLocation=/home/jenkins/tools/clover/latest/lib/clover.license Archiving artifacts Recording test results Build step 'Publish JUnit test result report' changed build result to UNSTABLE Publishing Javadoc Recording fingerprints Updating MAPREDUCE-4842 Updating MAPREDUCE-4890 Updating MAPREDUCE-4833 Updating MAPREDUCE-4899 Updating YARN-280 Updating HADOOP-9152 Updating MAPREDUCE-4793 Updating YARN-285 Sending e-mails to: hdfs-dev@hadoop.apache.org Email was triggered for: Unstable Sending email for trigger: Unstable ################################################################################### ############################## FAILED TESTS (if any) ############################## 1 tests failed. REGRESSION: org.apache.hadoop.fs.TestFcHdfsSymlink.testRenameDirToSymlinkToFile Error Message: IPC server unable to read call parameters: readObject can't find class java.lang.String Stack Trace: java.lang.RuntimeException: IPC server unable to read call parameters: readObject can't find class java.lang.String at org.apache.hadoop.ipc.Client.call(Client.java:1088) at org.apache.hadoop.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:195) at $Proxy16.complete(Unknown Source) at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:102) at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:67) at $Proxy16.complete(Unknown Source) at org.apache.hadoop.hdfs.DFSOutputStream.completeFile(DFSOutputStream.java:1671) at org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:1658) at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:66) at org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:99) at org.apache.hadoop.fs.FileContextTestHelper.createFile(FileContextTestHelper.java:105) at org.apache.hadoop.fs.FileContextSymlinkBaseTest.createAndWriteFile(FileContextSymlinkBaseTest.java:59) at org.apache.hadoop.fs.FileContextSymlinkBaseTest.createAndWriteFile(FileContextSymlinkBaseTest.java:66) at org.apache.hadoop.fs.FileContextSymlinkBaseTest.testRenameDirToSymlinkToFile(FileContextSymlinkBaseTest.java:888) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31) at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31) at org.junit.runners.ParentRunner.run(ParentRunner.java:236) at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:252) at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:141) at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:112) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:189) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:165) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:85) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:115) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:75)