JDK-8068368 : NullPointerException while compiling with Apache Maven
  • Type: Bug
  • Component: tools
  • Sub-Component: javac
  • Affected Version: 8u20
  • Priority: P3
  • Status: Closed
  • Resolution: Duplicate
  • OS: os_x
  • CPU: x86
  • Submitted: 2014-11-21
  • Updated: 2014-12-30
  • Resolved: 2014-12-30
Related Reports
Duplicate :  
JDK-8054210 - NullPointerException when compiling specific code.
Description
FULL PRODUCT VERSION :
java version "1.8.0_20"
Java(TM) SE Runtime Environment (build 1.8.0_20-b26)
Java HotSpot(TM) 64-Bit Server VM (build 25.20-b23, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Darwin cuban4x4 14.0.0 Darwin Kernel Version 14.0.0: Fri Sep 19 00:26:44 PDT 2014; root:xnu-2782.1.97~2/RELEASE_X86_64 x86_64

A DESCRIPTION OF THE PROBLEM :
Error occurs while using Apache Maven to compile a program.  
command is "maven clean install -U" 

REGRESSION.  Last worked in version 8u20

ADDITIONAL REGRESSION INFORMATION: 
java version "1.8.0_20"
Java(TM) SE Runtime Environment (build 1.8.0_20-b26)
Java HotSpot(TM) 64-Bit Server VM (build 25.20-b23, mixed mode)

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
mvn clean install -U 


ERROR MESSAGES/STACK TRACES THAT OCCUR :
java.lang.NullPointerException
	at com.sun.tools.javac.code.Scope.includes(Scope.java:296)
	at com.sun.tools.javac.comp.Flow$1.trackable(Flow.java:247)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitVarDef(Flow.java:1832)
	at com.sun.tools.javac.comp.Flow$AssignAnalyzer.visitVarDef(Flow.java:2569)
	at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:852)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitLambda(Flow.java:2256)
	at com.sun.tools.javac.tree.JCTree$JCLambda.accept(JCTree.java:1624)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scanExpr(Flow.java:1627)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scanExprs(Flow.java:1639)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.visitApply(Flow.java:2236)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.Flow$BaseAnalyzer.scan(Flow.java:398)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.scan(Flow.java:1376)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.analyzeTree(Flow.java:2423)
	at com.sun.tools.javac.comp.Flow$AbstractAssignAnalyzer.analyzeTree(Flow.java:2406)
	at com.sun.tools.javac.comp.Flow.analyzeLambdaThrownTypes(Flow.java:250)
	at com.sun.tools.javac.comp.Attr.visitLambda(Attr.java:2423)
	at com.sun.tools.javac.tree.JCTree$JCLambda.accept(JCTree.java:1624)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.DeferredAttr$2.complete(DeferredAttr.java:284)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:245)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredType.access$000(DeferredAttr.java:132)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredAttrNode.process(DeferredAttr.java:584)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredAttrContext.complete(DeferredAttr.java:479)
	at com.sun.tools.javac.comp.Infer.instantiateMethod(Infer.java:182)
	at com.sun.tools.javac.comp.Resolve.rawInstantiate(Resolve.java:564)
	at com.sun.tools.javac.comp.Resolve.checkMethod(Resolve.java:601)
	at com.sun.tools.javac.comp.Attr.checkMethod(Attr.java:3809)
	at com.sun.tools.javac.comp.Attr.checkIdInternal(Attr.java:3615)
	at com.sun.tools.javac.comp.Attr.checkMethodIdInternal(Attr.java:3522)
	at com.sun.tools.javac.comp.Attr.checkMethodId(Attr.java:3501)
	at com.sun.tools.javac.comp.Attr.checkId(Attr.java:3488)
	at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:3370)
	at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1897)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1843)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.DeferredAttr.attribSpeculative(DeferredAttr.java:386)
	at com.sun.tools.javac.comp.DeferredAttr$2.complete(DeferredAttr.java:279)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:245)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:232)
	at com.sun.tools.javac.comp.Resolve$MethodResultInfo.check(Resolve.java:993)
	at com.sun.tools.javac.comp.Resolve$4.checkArg(Resolve.java:826)
	at com.sun.tools.javac.comp.Resolve$AbstractMethodCheck.argumentsAcceptable(Resolve.java:731)
	at com.sun.tools.javac.comp.Resolve$4.argumentsAcceptable(Resolve.java:835)
	at com.sun.tools.javac.comp.Resolve.rawInstantiate(Resolve.java:576)
	at com.sun.tools.javac.comp.Resolve.selectBest(Resolve.java:1431)
	at com.sun.tools.javac.comp.Resolve.findMethodInScope(Resolve.java:1618)
	at com.sun.tools.javac.comp.Resolve.findMethod(Resolve.java:1689)
	at com.sun.tools.javac.comp.Resolve.findMethod(Resolve.java:1662)
	at com.sun.tools.javac.comp.Resolve$9.doLookup(Resolve.java:2415)
	at com.sun.tools.javac.comp.Resolve$BasicLookupHelper.lookup(Resolve.java:3074)
	at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3325)
	at com.sun.tools.javac.comp.Resolve.resolveQualifiedMethod(Resolve.java:2412)
	at com.sun.tools.javac.comp.Resolve.resolveQualifiedMethod(Resolve.java:2406)
	at com.sun.tools.javac.comp.Attr.selectSym(Attr.java:3395)
	at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:3281)
	at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1897)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1843)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:656)
	at com.sun.tools.javac.comp.Attr.visitExec(Attr.java:1611)
	at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1296)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.visitWhileLoop(Attr.java:1158)
	at com.sun.tools.javac.tree.JCTree$JCWhileLoop.accept(JCTree.java:965)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1035)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4156)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1248)
	at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901)
	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860)
	at com.sun.tools.javac.main.Main.compile(Main.java:523)
	at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129)
	at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138)
	at org.codehaus.plexus.compiler.javac.JavaxToolsCompiler.compileInProcess(JavaxToolsCompiler.java:126)
	at org.codehaus.plexus.compiler.javac.JavacCompiler.performCompile(JavacCompiler.java:169)
	at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:785)
	at org.apache.maven.plugin.compiler.CompilerMojo.execute(CompilerMojo.java:129)
	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:347)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:154)
	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:582)
	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:214)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:158)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:483)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)

REPRODUCIBILITY :
This bug can be reproduced always.
Comments
Closing this as a duplicate of JDK-8054210.
30-12-2014
Sent an email to the submitter requesting more information including a simple test case.
09-12-2014