An error occurred during parsing of '/home/alied/NetBeansProjects/java9demo/src/main/java/module-info.java'. Please report a bug against java/source and attach dump file '/home/alied/.netbeans/dev-jdk9-branch/var/log/module-info_13.dump'.
Caused: java.lang.NullPointerException
   at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitTopLevel(JavacProcessingEnvironment.java:1406)
   at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:513)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.scan(JavacProcessingEnvironment.java:1399)
   at com.sun.tools.javac.processing.JavacProcessingEnvironment.cleanTrees(JavacProcessingEnvironment.java:1393)
   at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1208)
   at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1188)
   at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1076)
   at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:373)
   at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:310)
   at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:631)
   at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:497)
   at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:163)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callGetResult(TaskProcessor.java:631)
   at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:262)
   at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:798)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:304)
   at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:725)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:686)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:265)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)