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Started calculate disk usage of build Finished Calculation of disk usage of build in 0 seconds Started calculate disk usage of workspace Finished Calculation of disk usage of workspace in 0 seconds [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building citizens-main 2.0.21-SNAPSHOT [INFO] ------------------------------------------------------------------------ Downloading: http://repo.citizensnpcs.co/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://nexus.theyeticave.net/content/repositories/pub_releases/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://repo.bukkit.org/content/groups/public/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml [WARNING] Could not transfer metadata org.bukkit:craftbukkit:1.10-R0.1-SNAPSHOT/maven-metadata.xml from/to bukkit-repo (http://repo.bukkit.org/content/groups/public/): Error transferring file: Server returned HTTP response code: 521 for URL: http://repo.bukkit.org/content/groups/public/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml [WARNING] Could not transfer metadata org.bukkit:craftbukkit:1.10-R0.1-SNAPSHOT/maven-metadata.xml from/to vault-repo (http://nexus.theyeticave.net/content/repositories/pub_releases): Error transferring file: nexus.theyeticave.net Downloading: http://repo.bukkit.org/content/groups/public/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://nexus.theyeticave.net/content/repositories/pub_releases/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml [WARNING] Could not transfer metadata org.bukkit:craftbukkit:1.10-R0.1-SNAPSHOT/maven-metadata.xml from/to bukkit-repo (http://repo.bukkit.org/content/groups/public/): Error transferring file: Server returned HTTP response code: 521 for URL: http://repo.bukkit.org/content/groups/public/org/bukkit/craftbukkit/1.10-R0.1-SNAPSHOT/maven-metadata.xml [WARNING] Could not transfer metadata org.bukkit:craftbukkit:1.10-R0.1-SNAPSHOT/maven-metadata.xml from/to vault-repo (http://nexus.theyeticave.net/content/repositories/pub_releases): Error transferring file: nexus.theyeticave.net Downloading: http://repo.bukkit.org/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://nexus.theyeticave.net/content/repositories/pub_releases/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://repo.citizensnpcs.co/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://nexus.theyeticave.net/content/repositories/pub_releases/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: https://hub.spigotmc.org/nexus/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: https://oss.sonatype.org/content/repositories/snapshots/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://files.krinsoft.net:8085/nexus/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloading: http://dev.escapecraft.com/maven/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml Downloaded: https://hub.spigotmc.org/nexus/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml (2 KB at 1.6 KB/sec) [WARNING] Could not transfer metadata org.bukkit:bukkit:1.8-R0.1-SNAPSHOT/maven-metadata.xml from/to bukkit-repo (http://repo.bukkit.org/content/groups/public/): Error transferring file: Server returned HTTP response code: 521 for URL: http://repo.bukkit.org/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml [WARNING] Could not transfer metadata org.bukkit:bukkit:1.8-R0.1-SNAPSHOT/maven-metadata.xml from/to vault-repo (http://nexus.theyeticave.net/content/repositories/pub_releases): Error transferring file: nexus.theyeticave.net [WARNING] Could not transfer metadata org.bukkit:bukkit:1.8-R0.1-SNAPSHOT/maven-metadata.xml from/to pub-repo (http://nexus.theyeticave.net/content/repositories/pub_releases/): Error transferring file: nexus.theyeticave.net [WARNING] Could not transfer metadata org.bukkit:bukkit:1.8-R0.1-SNAPSHOT/maven-metadata.xml from/to krinsoft (http://files.krinsoft.net:8085/nexus/content/groups/public): Error transferring file: files.krinsoft.net [INFO] [INFO] --- maven-clean-plugin:2.4.1:clean (default-clean) @ citizens-main --- [INFO] [INFO] --- maven-resources-plugin:2.4.3:resources (default-resources) @ citizens-main --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] Copying 6 resources to . [INFO] [INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ citizens-main --- [INFO] Compiling 120 source files to /var/lib/jenkins/jobs/Citizens2/workspace/main/target/classes [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] Unable to locate the Javac Compiler in: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.102-1.b14.el7_2.x86_64/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] -------------------------------------------------------------