Established TCP socket on 37877
Exception in thread "main" java.lang.UnsupportedClassVersionError: hudson/remoting/Launcher : Unsupported major.minor version 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:386)
at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42)
at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:244)
at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:230)
at org.jvnet.hudson.maven3.agent.Maven3Main.main(Maven3Main.java:138)
at org.jvnet.hudson.maven3.agent.Maven3Main.main(Maven3Main.java:70)
Established TCP socket on 37179
<===[JENKINS REMOTING CAPACITY]===> channel started
Executing Maven: -B -f /var/lib/jenkins/jobs/Sentinel/workspace/pom.xml clean install
[INFO] Scanning for projects...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for org.mcmonkey:sentinel:jar:1.6.2
[WARNING] 'dependencies.dependency.systemPath' for net.milkbowl.vault:Vault:jar should not point at files within the project directory, ${project.basedir}/lib/Vault.jar will be unresolvable by dependent projects @ line 49, column 25
[WARNING] 'dependencies.dependency.systemPath' for com.tommytony.war:war:jar should not point at files within the project directory, ${project.basedir}/lib/war.jar will be unresolvable by dependent projects @ line 64, column 25
[WARNING] 'dependencies.dependency.systemPath' for com.palmergames.bukkit:towny:jar should not point at files within the project directory, ${project.basedir}/lib/towny.jar will be unresolvable by dependent projects @ line 72, column 25
[WARNING] 'dependencies.dependency.systemPath' for com.massivecraft:factions:jar should not point at files within the project directory, ${basedir}/lib/Factions.jar will be unresolvable by dependent projects @ line 79, column 25
[WARNING] 'dependencies.dependency.systemPath' for com.massivecraft:massivecore:jar should not point at files within the project directory, ${basedir}/lib/MassiveCore.jar will be unresolvable by dependent projects @ line 86, column 25
[WARNING] 'dependencies.dependency.systemPath' for com.shampaggon:crackshot:jar should not point at files within the project directory, ${basedir}/lib/CrackShot.jar will be unresolvable by dependent projects @ line 93, column 25
[WARNING] 'dependencies.dependency.systemPath' for net.sacredlabyrinth.phaed.simpleclans:SimpleClans:jar should not point at files within the project directory, ${basedir}/lib/SimpleClans.jar will be unresolvable by dependent projects @ line 100, column 25
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING]
[HUDSON] Collecting dependencies info
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building Sentinel 1.6.2
[INFO] ------------------------------------------------------------------------
Downloading: http://repo.citizensnpcs.co/org/bukkit/bukkit/1.13.1-R0.1-SNAPSHOT/maven-metadata.xml
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens/2.0.24-SNAPSHOT/maven-metadata.xml (626 B at 0.4 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-parent/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-parent/2.0.24-SNAPSHOT/maven-metadata.xml (456 B at 0.3 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-main/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-main/2.0.24-SNAPSHOT/maven-metadata.xml (631 B at 0.5 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml
Downloading: http://nexus.hc.to/content/repositories/pub_releases/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml
Downloading: https://hub.spigotmc.org/nexus/content/repositories/snapshots/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml
Downloading: https://repo.bstats.org/content/repositories/releases/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml (627 B at 0.2 KB/sec)
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizensapi/2.0.24-SNAPSHOT/maven-metadata.xml (627 B at 0.2 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_8_R3/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_8_R3/2.0.24-SNAPSHOT/maven-metadata.xml (634 B at 0.5 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_10_R1/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_10_R1/2.0.24-SNAPSHOT/maven-metadata.xml (635 B at 0.5 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_11_R1/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_11_R1/2.0.24-SNAPSHOT/maven-metadata.xml (635 B at 0.5 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_12_R1/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_12_R1/2.0.24-SNAPSHOT/maven-metadata.xml (635 B at 0.5 KB/sec)
Downloading: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_13_R2/2.0.24-SNAPSHOT/maven-metadata.xml
Downloaded: http://repo.citizensnpcs.co/net/citizensnpcs/citizens-v1_13_R2/2.0.24-SNAPSHOT/maven-metadata.xml (635 B at 0.4 KB/sec)
[WARNING] The POM for net.aufdemrand:sentry:jar:1.9.0 is invalid, transitive dependencies (if any) will not be available, enable debug logging for more details
[INFO]
[INFO] --- maven-clean-plugin:2.4.1:clean (default-clean) @ sentinel ---
[INFO] Deleting /var/lib/jenkins/jobs/Sentinel/workspace/target
[INFO]
[INFO] --- maven-resources-plugin:2.4.3:resources (default-resources) @ sentinel ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 2 resources
[INFO]
[INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ sentinel ---
[INFO] Compiling 18 source files to /var/lib/jenkins/jobs/Sentinel/workspace/target/classes
[INFO] -------------------------------------------------------------
[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] Failure executing javac, but could not parse the error:
javac: invalid target release: 1.8
Usage: javac <options> <source files>
use -help for a list of possible options
[INFO] 1 error
[INFO] -------------------------------------------------------------
[WARNING] Attempt to (de-)serialize anonymous class hudson.maven.reporters.MavenArtifactArchiver$2; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
[WARNING] Attempt to (de-)serialize anonymous class org.jfrog.hudson.maven2.MavenDependenciesRecorder$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
[WARNING] Attempt to (de-)serialize anonymous class hudson.maven.reporters.MavenFingerprinter$1; see: https://jenkins.io/redirect/serialization-of-anonymous-classes/
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] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 18.040s
[INFO] Finished at: Sun Sep 02 09:29:24 GMT 2018
[INFO] Final Memory: 11M/95M
[INFO] ------------------------------------------------------------------------
Waiting for Jenkins to finish collecting data
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile) on project sentinel: Compilation failure
[ERROR] Failure executing javac, but could not parse the error:
[ERROR] javac: invalid target release: 1.8
[ERROR] Usage: javac <options> <source files>
[ERROR] use -help for a list of possible options
[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
![[Jenkins]](/static/15eb8d99/images/svgs/logo.svg){kind=logo}
