Build failed in Jenkins: ManifoldCF » ManifoldCF-ant-1x #36

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Changes:


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Started by an SCM change
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on builds35 (ubuntu) in workspace <https://ci-builds.apache.org/job/ManifoldCF/job/ManifoldCF-ant-1x/ws/>
Updating https://svn.apache.org/repos/asf/manifoldcf/branches/dev_1x at revision '2022-01-11T02:04:08.823 +0000'
At revision 1896901

[ManifoldCF-ant-1x] $ ant clean-core-deps make-core-deps clean
Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/tools/ant/launch/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$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
	at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
Publishing Javadoc