Started by user Logan Building remotely on Builder in workspace /home/jenkins/workspace/mcMMO [WS-CLEANUP] Deleting project workspace... Cloning the remote Git repository Cloning repository https://github.com/mcMMO-Dev/mcMMO.git > git init /home/jenkins/workspace/mcMMO # timeout=10 Fetching upstream changes from https://github.com/mcMMO-Dev/mcMMO.git > git --version # timeout=10 > git fetch --tags --progress https://github.com/mcMMO-Dev/mcMMO.git +refs/heads/*:refs/remotes/origin/* > git config remote.origin.url https://github.com/mcMMO-Dev/mcMMO.git # timeout=10 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10 > git config remote.origin.url https://github.com/mcMMO-Dev/mcMMO.git # timeout=10 Fetching upstream changes from https://github.com/mcMMO-Dev/mcMMO.git > git fetch --tags --progress https://github.com/mcMMO-Dev/mcMMO.git +refs/heads/*:refs/remotes/origin/* > git rev-parse refs/remotes/origin/master^{commit} # timeout=10 > git rev-parse refs/remotes/origin/origin/master^{commit} # timeout=10 Checking out Revision d2b8c527ad9484f9d2ad692c8dc8ff78bbdf93e3 (refs/remotes/origin/master) > git config core.sparsecheckout # timeout=10 > git checkout -f d2b8c527ad9484f9d2ad692c8dc8ff78bbdf93e3 > git rev-list d2b8c527ad9484f9d2ad692c8dc8ff78bbdf93e3 # timeout=10 [mcMMO] $ /bin/sh -xe /tmp/jenkins5835171601423035106.sh + git clone https://github.com/mcMMO-Dev/mcMMO.git Cloning into 'mcMMO'... + cd mcMMO + mvn clean install [INFO] Scanning for projects... [INFO] [INFO] -------------------< com.gmail.nossr50.mcMMO:mcMMO >-------------------- [INFO] Building mcMMO 1.6.0-SNAPSHOT [INFO] --------------------------------[ jar ]--------------------------------- Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-surefire-plugin/2.12.4/maven-surefire-plugin-2.12.4.pom Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-surefire-plugin/2.12.4/maven-surefire-plugin-2.12.4.pom (0 B at 0 B/s) Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/surefire/surefire/2.12.4/surefire-2.12.4.pom Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/surefire/surefire/2.12.4/surefire-2.12.4.pom (0 B at 0 B/s) Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-surefire-plugin/2.12.4/maven-surefire-plugin-2.12.4.jar Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-surefire-plugin/2.12.4/maven-surefire-plugin-2.12.4.jar (0 B at 0 B/s) Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-assembly-plugin/2.2-beta-5/maven-assembly-plugin-2.2-beta-5.pom Progress (1): 2.2/15 kB Progress (1): 5.0/15 kB Progress (1): 7.8/15 kB Progress (1): 11/15 kB Progress (1): 13/15 kB Progress (1): 15 kB Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-assembly-plugin/2.2-beta-5/maven-assembly-plugin-2.2-beta-5.pom (15 kB at 160 kB/s) Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-plugins/16/maven-plugins-16.pom Progress (1): 2.2/13 kB Progress (1): 5.0/13 kB Progress (1): 7.8/13 kB Progress (1): 11/13 kB Progress (1): 13 kB Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-plugins/16/maven-plugins-16.pom (13 kB at 182 kB/s) Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-assembly-plugin/2.2-beta-5/maven-assembly-plugin-2.2-beta-5.jar Progress (1): 2.2/209 kB Progress (1): 5.0/209 kB Progress (1): 7.7/209 kB Progress (1): 10/209 kB Progress (1): 13/209 kB Progress (1): 16/209 kB Progress (1): 19/209 kB Progress (1): 21/209 kB Progress (1): 24/209 kB Progress (1): 27/209 kB Progress (1): 30/209 kB Progress (1): 32/209 kB Progress (1): 36/209 kB Progress (1): 40/209 kB Progress (1): 45/209 kB Progress (1): 49/209 kB Progress (1): 53/209 kB Progress (1): 57/209 kB Progress (1): 61/209 kB Progress (1): 65/209 kB Progress (1): 69/209 kB Progress (1): 73/209 kB Progress (1): 77/209 kB Progress (1): 81/209 kB Progress (1): 85/209 kB Progress (1): 90/209 kB Progress (1): 94/209 kB Progress (1): 98/209 kB Progress (1): 102/209 kB Progress (1): 106/209 kB Progress (1): 110/209 kB Progress (1): 114/209 kB Progress (1): 118/209 kB Progress (1): 122/209 kB Progress (1): 126/209 kB Progress (1): 131/209 kB Progress (1): 135/209 kB Progress (1): 139/209 kB Progress (1): 143/209 kB Progress (1): 147/209 kB Progress (1): 151/209 kB Progress (1): 155/209 kB Progress (1): 159/209 kB Progress (1): 163/209 kB Progress (1): 167/209 kB Progress (1): 171/209 kB Progress (1): 176/209 kB Progress (1): 180/209 kB Progress (1): 184/209 kB Progress (1): 188/209 kB Progress (1): 192/209 kB Progress (1): 196/209 kB Progress (1): 200/209 kB Progress (1): 204/209 kB Progress (1): 208/209 kB Progress (1): 209 kB Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-assembly-plugin/2.2-beta-5/maven-assembly-plugin-2.2-beta-5.jar (209 kB at 1.5 MB/s) [INFO] [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ mcMMO --- [INFO] [INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ mcMMO --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] Copying 13 resources to . [INFO] Copying 29 resources to com/gmail/nossr50/locale [INFO] Copying 4 resources to mods [INFO] Copying 1 resource to . [INFO] [INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ mcMMO --- [INFO] Compiling 333 source files to /home/jenkins/workspace/mcMMO/mcMMO/target/classes [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] Unable to locate the Javac Compiler in: /usr/lib/jvm/java-9-jre/jre/../lib/tools.jar Please ensure you are using JDK 1.4 or above and not a JRE (the com.sun.tools.javac.Main class is required). In most cases you can change the location of your Java installation by setting the JAVA_HOME environment variable. [INFO] 1 error [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 5.364 s [INFO] Finished at: 2018-12-21T14:04:09-06:00 [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile) on project mcMMO: Compilation failure [ERROR] Unable to locate the Javac Compiler in: [ERROR] /usr/lib/jvm/java-9-jre/jre/../lib/tools.jar [ERROR] Please ensure you are using JDK 1.4 or above and [ERROR] not a JRE (the com.sun.tools.javac.Main class is required). [ERROR] In most cases you can change the location of your Java [ERROR] installation by setting the JAVA_HOME environment variable. [ERROR] [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 Build step 'Execute shell' marked build as failure FATAL: Remote call on Builder failed Also: hudson.remoting.Channel$CallSiteStackTrace: Remote call to Builder at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1741) at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:357) at hudson.remoting.Channel.call(Channel.java:955) at hudson.Launcher$RemoteLauncher.kill(Launcher.java:1085) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:510) at hudson.model.Run.execute(Run.java:1810) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43) at hudson.model.ResourceController.execute(ResourceController.java:97) at hudson.model.Executor.run(Executor.java:429) java.lang.NoClassDefFoundError: Could not initialize class hudson.slaves.SlaveComputer at hudson.util.ProcessTree.get(ProcessTree.java:411) at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1097) at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1088) at hudson.remoting.UserRequest.perform(UserRequest.java:212) at hudson.remoting.UserRequest.perform(UserRequest.java:54) at hudson.remoting.Request$2.run(Request.java:369) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused: java.io.IOException: Remote call on Builder failed at hudson.remoting.Channel.call(Channel.java:961) at hudson.Launcher$RemoteLauncher.kill(Launcher.java:1085) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:510) at hudson.model.Run.execute(Run.java:1810) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43) at hudson.model.ResourceController.execute(ResourceController.java:97) at hudson.model.Executor.run(Executor.java:429) Archiving artifacts [WS-CLEANUP] Deleting project workspace...[WS-CLEANUP] Skipped based on build state FAILURE Finished: FAILURE