java.lang.AssertionError at com.sun.tools.javac.util.Assert.error(Assert.java:155) at com.sun.tools.javac.util.Assert.checkNonNull(Assert.java:62) at com.sun.tools.javac.util.ListBuffer.append(ListBuffer.java:127) at com.sun.tools.javac.tree.TreeInfo.types(TreeInfo.java:758) at com.sun.tools.javac.comp.Attr.visitLambda(Attr.java:2559) at com.sun.tools.javac.tree.JCTree$JCLambda.accept(JCTree.java:1807) at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:658) at com.sun.tools.javac.comp.DeferredAttr.attribSpeculative(DeferredAttr.java:496) at com.sun.tools.javac.comp.DeferredAttr.attribSpeculative(DeferredAttr.java:477) at com.sun.tools.javac.comp.DeferredAttr$4.complete(DeferredAttr.java:365) at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:331) at com.sun.tools.javac.comp.DeferredAttr$DeferredType.check(DeferredAttr.java:317) at com.sun.tools.javac.comp.DeferredAttr$RecoveryDeferredTypeMap.recover(DeferredAttr.java:1058) at com.sun.tools.javac.comp.DeferredAttr$RecoveryDeferredTypeMap.typeOf(DeferredAttr.java:1025) at com.sun.tools.javac.comp.Resolve$ResolveDeferredRecoveryMap.typeOf(Resolve.java:2547) at com.sun.tools.javac.comp.DeferredAttr$DeferredTypeMap.visitType(DeferredAttr.java:990) at com.sun.tools.javac.comp.DeferredAttr$RecoveryDeferredTypeMap.visitType(DeferredAttr.java:1013) at com.sun.tools.javac.comp.DeferredAttr$DeferredTypeMap.visitType(DeferredAttr.java:976) at com.sun.tools.javac.code.Type.accept(Type.java:214) at com.sun.tools.javac.code.Types$MapVisitor.visit(Types.java:4888) at com.sun.tools.javac.code.Types$TypeMapping.apply(Types.java:4899) at com.sun.tools.javac.code.Types$TypeMapping.apply(Types.java:4897) at com.sun.tools.javac.util.List.map(List.java:425) at com.sun.tools.javac.comp.Resolve$8.getArgumentTypes(Resolve.java:2535) at com.sun.tools.javac.comp.Resolve.accessInternal(Resolve.java:2456) at com.sun.tools.javac.comp.Resolve.accessMethod(Resolve.java:2476) at com.sun.tools.javac.comp.Resolve$BasicLookupHelper.access(Resolve.java:3265) at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3506) at com.sun.tools.javac.comp.Resolve.resolveConstructor(Resolve.java:2741) at com.sun.tools.javac.comp.Resolve.resolveConstructor(Resolve.java:2732) at com.sun.tools.javac.comp.Attr.visitNewClass(Attr.java:2266) at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1689) at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:658) at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:704) at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:1198) at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:956) at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:658) at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:735) at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4816) at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4700) at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4628) at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:974) at org.netbeans.lib.nbjavac.services.NBAttr.visitClassDef(NBAttr.java:70) at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:778) at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:658) at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:735) at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4816) at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4700) at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4628) at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4573) at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1418) at com.sun.tools.javac.api.JavacTaskImpl$1.process(JavacTaskImpl.java:497) at com.sun.tools.javac.api.JavacTaskImpl$Filter.run(JavacTaskImpl.java:638) at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:500) at org.netbeans.modules.java.source.TreeLoader.loadTreeFor(TreeLoader.java:206) at com.sun.tools.javac.model.JavacElements.getTreeAndTopLevel(JavacElements.java:796) at com.sun.tools.javac.model.JavacElements.getTreeAndTopLevel(JavacElements.java:822) at com.sun.tools.javac.api.JavacTrees.getPath(JavacTrees.java:407) at com.sun.tools.javac.api.JavacTrees.getPath(JavacTrees.java:397) at org.netbeans.lib.nbjavac.services.NBJavacTrees.getPath(NBJavacTrees.java:92) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.resolveElementValue(ArithmeticUtilities.java:465) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.resolve(ArithmeticUtilities.java:513) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.visitMemberSelect(ArithmeticUtilities.java:413) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.visitMemberSelect(ArithmeticUtilities.java:220) at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:2118) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:264) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:220) at com.sun.source.util.TreeScanner.visitParenthesized(TreeScanner.java:572) at com.sun.tools.javac.tree.JCTree$JCParens.accept(JCTree.java:1855) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:264) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.visitBinary(ArithmeticUtilities.java:549) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.visitBinary(ArithmeticUtilities.java:220) at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1999) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:264) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:220) at com.sun.source.util.TreeScanner.visitParenthesized(TreeScanner.java:572) at com.sun.tools.javac.tree.JCTree$JCParens.accept(JCTree.java:1855) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56) at org.netbeans.modules.java.hints.ArithmeticUtilities$VisitorImpl.scan(ArithmeticUtilities.java:257) at org.netbeans.modules.java.hints.ArithmeticUtilities.compute(ArithmeticUtilities.java:201) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.visitConditional(InfiniteRecursion.java:486) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.visitIf(InfiniteRecursion.java:477) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.visitIf(InfiniteRecursion.java:250) at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1433) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.scan(InfiniteRecursion.java:308) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.scan(InfiniteRecursion.java:250) at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.scan(InfiniteRecursion.java:321) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion$RecursionVisitor.scan(InfiniteRecursion.java:250) at com.sun.source.util.TreeScanner.visitBlock(TreeScanner.java:248) at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:1032) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56) at org.netbeans.modules.java.hints.bugs.InfiniteRecursion.run(InfiniteRecursion.java:175) at sun.reflect.GeneratedMethodAccessor140.invoke(GeneratedMethodAccessor140.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.netbeans.modules.java.hints.providers.code.CodeHintProviderImpl$WorkerImpl.createErrors(CodeHintProviderImpl.java:340) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.runHint(HintsInvoker.java:821) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.access$400(HintsInvoker.java:113) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.runAndAdd(HintsInvoker.java:680) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:699) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:633) at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90) at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105) at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:103) at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:113) at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:187) at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:812) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:705) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:633) at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90) at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105) at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:103) at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:113) at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:187) at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:812) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82) at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:705) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:633) at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105) at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:103) at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:113) at com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:144) at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:593) at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:724) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHintsImpl(HintsInvoker.java:268) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:251) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:216) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:189) at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:151) at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:137) at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:88) at org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:298) at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:584) at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:809) 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$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at org.openide.util.RequestProcessor$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)