FailedConsole Output

定期的に実行
Running as SYSTEM
ビルドします。 ワークスペース: /home/services/jenkins/jobs/aptina/workspace
Updating https://www.seasar.org/svn/aptina/trunk/aptina at revision '2020-08-11T05:30:00.054 +0900'
At revision 76

No changes for https://www.seasar.org/svn/aptina/trunk/aptina since the previous build
Parsing POMs
Established TCP socket on 45825
[aptina] $ /home/services/jenkins/tools/hudson.model.JDK/JDK-1.6/bin/java -cp /home/services/jenkins/plugins/maven-plugin/WEB-INF/lib/maven35-agent-1.13.jar:/home/services/jenkins/tools/hudson.tasks.Maven_MavenInstallation/LATEST_MAVEN/boot/plexus-classworlds-2.6.0.jar:/home/services/jenkins/tools/hudson.tasks.Maven_MavenInstallation/LATEST_MAVEN/conf/logging jenkins.maven3.agent.Maven35Main /home/services/jenkins/tools/hudson.tasks.Maven_MavenInstallation/LATEST_MAVEN /var/cache/jenkins/war/WEB-INF/lib/remoting-4.3.jar /home/services/jenkins/plugins/maven-plugin/WEB-INF/lib/maven35-interceptor-1.13.jar /home/services/jenkins/plugins/maven-plugin/WEB-INF/lib/maven3-interceptor-commons-1.13.jar 45825
Exception in thread "main" java.lang.UnsupportedClassVersionError: jenkins/maven3/agent/Maven35Main : Unsupported major.minor version 52.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
	at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: jenkins.maven3.agent.Maven35Main.  Program will exit.
ERROR: Failed to launch Maven. Exit code = 1
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
Finished: FAILURE