com.cloudbees.jenkins.GitHubPushTriggerTest
com.cloudbees.jenkins.GitHubWebHookFullTest
org.jenkinsci.plugins.github.config.GitHubPluginConfigTest
org.jenkinsci.plugins.github.config.GitHubServerConfigIntegrationTest
org.jenkinsci.plugins.github.webhook.subscriber.DefaultPushGHEventListenerTest

java.lang.IllegalArgumentException: Unsupported class file major version 65
	at groovyjarjarasm.asm.ClassReader.<init>(ClassReader.java:199)
	at groovyjarjarasm.asm.ClassReader.<init>(ClassReader.java:180)
	at groovyjarjarasm.asm.ClassReader.<init>(ClassReader.java:166)
	at groovyjarjarasm.asm.ClassReader.<init>(ClassReader.java:287)
	at org.codehaus.groovy.ast.decompiled.AsmDecompiler.parseClass(AsmDecompiler.java:83)
	at org.codehaus.groovy.control.ClassNodeResolver.findDecompiled(ClassNodeResolver.java:255)
	at org.codehaus.groovy.control.ClassNodeResolver.tryAsLoaderClassOrScript(ClassNodeResolver.java:193)
	at org.codehaus.groovy.control.ClassNodeResolver.findClassNode(ClassNodeResolver.java:175)
	at org.codehaus.groovy.control.ClassNodeResolver.resolveName(ClassNodeResolver.java:129)
	at org.codehaus.groovy.ast.decompiled.AsmReferenceResolver.resolveClassNullable(AsmReferenceResolver.java:57)
	at org.codehaus.groovy.ast.decompiled.AsmReferenceResolver.resolveClass(AsmReferenceResolver.java:44)
	at org.codehaus.groovy.ast.decompiled.ClassSignatureParser.configureClass(ClassSignatureParser.java:49)
	at org.codehaus.groovy.ast.decompiled.DecompiledClassNode.lazyInitSupers(DecompiledClassNode.java:189)
	at org.codehaus.groovy.ast.decompiled.DecompiledClassNode.getInterfaces(DecompiledClassNode.java:154)
	at org.codehaus.groovy.control.ResolveVisitor.checkCyclicInheritance(ResolveVisitor.java:1373)
	at org.codehaus.groovy.control.ResolveVisitor.visitClass(ResolveVisitor.java:1314)
	at org.codehaus.groovy.control.ResolveVisitor.startResolving(ResolveVisitor.java:258)
	at org.codehaus.groovy.control.CompilationUnit.lambda$addPhaseOperations$3(CompilationUnit.java:207)
	at org.codehaus.groovy.control.CompilationUnit$ISourceUnitOperation.doPhaseOperation(CompilationUnit.java:896)
Caused: BUG! exception in phase 'semantic analysis' in source unit 'WorkflowScript' Unsupported class file major version 65
	at org.codehaus.groovy.control.CompilationUnit$ISourceUnitOperation.doPhaseOperation(CompilationUnit.java:900)
	at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:692)
	at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:666)
	at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:373)
	at groovy.lang.GroovyClassLoader.lambda$parseClass$2(GroovyClassLoader.java:316)
	at org.codehaus.groovy.runtime.memoize.StampedCommonCache.compute(StampedCommonCache.java:163)
	at org.codehaus.groovy.runtime.memoize.StampedCommonCache.getAndPut(StampedCommonCache.java:154)
	at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:314)
	at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.GroovySandbox$Scope.parse(GroovySandbox.java:163)
	at org.jenkinsci.plugins.workflow.cps.CpsGroovyShell.doParse(CpsGroovyShell.java:190)
	at org.jenkinsci.plugins.workflow.cps.CpsGroovyShell.reparse(CpsGroovyShell.java:175)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.parseScript(CpsFlowExecution.java:563)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.start(CpsFlowExecution.java:513)
	at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:336)
	at hudson.model.ResourceController.execute(ResourceController.java:101)
	at hudson.model.Executor.run(Executor.java:442)