Concurrency issues while linting #42
Description
The language server sometimes runs into concurrency issues, because the async and debounce-0 threads are linting simultaneously. After throwing a ConcurrentModificationException, code completion fails although both threads keep running.
org.jetbrains.kotlin.utils.KotlinExceptionWithAttachments: Exception while analyzing expression at (9,15) in ~/git/KotlinLanguageServer/src/main/kotlin/org/javacs/kt/formatter/KotlinFormatter.kt
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.logOrThrowException(ExpressionTypingVisitorDispatcher.java:233)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.lambda$getTypeInfo$0(ExpressionTypingVisitorDispatcher.java:211)
at org.jetbrains.kotlin.util.PerformanceCounter.time(PerformanceCounter.kt:91)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:161)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:145)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getTypeOfLastExpressionInBlock(ExpressionTypingServices.java:336)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getBlockReturnedTypeWithWritableScope(ExpressionTypingServices.java:277)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getBlockReturnedType(ExpressionTypingServices.java:194)
at org.jetbrains.kotlin.types.expressions.FunctionsTypingVisitor.computeUnsafeReturnType(FunctionsTypingVisitor.kt:248)
at org.jetbrains.kotlin.types.expressions.FunctionsTypingVisitor.computeReturnType(FunctionsTypingVisitor.kt:213)
at org.jetbrains.kotlin.types.expressions.FunctionsTypingVisitor.visitLambdaExpression(FunctionsTypingVisitor.kt:157)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.visitLambdaExpression(ExpressionTypingVisitorDispatcher.java:249)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher$ForDeclarations.visitLambdaExpression(ExpressionTypingVisitorDispatcher.java:44)
at org.jetbrains.kotlin.psi.KtLambdaExpression.accept(KtLambdaExpression.java:39)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.lambda$getTypeInfo$0(ExpressionTypingVisitorDispatcher.java:172)
at org.jetbrains.kotlin.util.PerformanceCounter.time(PerformanceCounter.kt:91)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:161)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:132)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getTypeInfo(ExpressionTypingServices.java:119)
at org.jetbrains.kotlin.resolve.calls.ArgumentTypeResolver.getFunctionLiteralTypeInfo(ArgumentTypeResolver.java:300)
at org.jetbrains.kotlin.resolve.calls.GenericCandidateResolver.addConstraintForFunctionLiteralArgument(GenericCandidateResolver.kt:479)
at org.jetbrains.kotlin.resolve.calls.GenericCandidateResolver.completeTypeInferenceDependentOnFunctionArgumentsForCall(GenericCandidateResolver.kt:361)
at org.jetbrains.kotlin.resolve.calls.CallResolver.completeTypeInferenceDependentOnFunctionLiterals(CallResolver.java:628)
at org.jetbrains.kotlin.resolve.calls.CallResolver.doResolveCallOrGetCachedResults(CallResolver.java:600)
at org.jetbrains.kotlin.resolve.calls.CallResolver.lambda$computeTasksAndResolveCall$0(CallResolver.java:207)
at org.jetbrains.kotlin.util.PerformanceCounter.time(PerformanceCounter.kt:91)
at org.jetbrains.kotlin.resolve.calls.CallResolver.computeTasksAndResolveCall(CallResolver.java:205)
at org.jetbrains.kotlin.resolve.calls.CallResolver.computeTasksAndResolveCall(CallResolver.java:195)
at org.jetbrains.kotlin.resolve.calls.CallResolver.resolveFunctionCall(CallResolver.java:320)
at org.jetbrains.kotlin.resolve.calls.CallExpressionResolver.getResolvedCallForFunction(CallExpressionResolver.kt:93)
at org.jetbrains.kotlin.resolve.calls.CallExpressionResolver.getCallExpressionTypeInfoWithoutFinalTypeCheck(CallExpressionResolver.kt:215)
at org.jetbrains.kotlin.resolve.calls.CallExpressionResolver.getUnsafeSelectorTypeInfo(CallExpressionResolver.kt:330)
at org.jetbrains.kotlin.resolve.calls.CallExpressionResolver.getSafeOrUnsafeSelectorTypeInfo(CallExpressionResolver.kt:362)
at org.jetbrains.kotlin.resolve.calls.CallExpressionResolver.getQualifiedExpressionTypeInfo(CallExpressionResolver.kt:449)
at org.jetbrains.kotlin.types.expressions.BasicExpressionTypingVisitor.visitQualifiedExpression(BasicExpressionTypingVisitor.java:709)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.visitQualifiedExpression(ExpressionTypingVisitorDispatcher.java:370)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher$ForDeclarations.visitQualifiedExpression(ExpressionTypingVisitorDispatcher.java:44)
at org.jetbrains.kotlin.psi.KtVisitor.visitDotQualifiedExpression(KtVisitor.java:302)
at org.jetbrains.kotlin.psi.KtDotQualifiedExpression.accept(KtDotQualifiedExpression.kt:31)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.lambda$getTypeInfo$0(ExpressionTypingVisitorDispatcher.java:172)
at org.jetbrains.kotlin.util.PerformanceCounter.time(PerformanceCounter.kt:91)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:161)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:132)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.getTypeInfo(ExpressionTypingVisitorDispatcher.java:144)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getTypeInfo(ExpressionTypingServices.java:114)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getTypeInfo(ExpressionTypingServices.java:93)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.getType(ExpressionTypingServices.java:130)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingServices.safeGetType(ExpressionTypingServices.java:79)
at org.jetbrains.kotlin.resolve.VariableTypeAndInitializerResolver.resolveInitializerType(VariableTypeAndInitializerResolver.kt:155)
at org.jetbrains.kotlin.resolve.VariableTypeAndInitializerResolver.access$resolveInitializerType(VariableTypeAndInitializerResolver.kt:25)
at org.jetbrains.kotlin.resolve.VariableTypeAndInitializerResolver$resolveTypeNullable$1.invoke(VariableTypeAndInitializerResolver.kt:84)
at org.jetbrains.kotlin.resolve.VariableTypeAndInitializerResolver$resolveTypeNullable$1.invoke(VariableTypeAndInitializerResolver.kt:25)
at org.jetbrains.kotlin.storage.LockBasedStorageManager$LockBasedLazyValue.invoke(LockBasedStorageManager.java:354)
at org.jetbrains.kotlin.storage.LockBasedStorageManager$LockBasedNotNullLazyValue.invoke(LockBasedStorageManager.java:410)
at org.jetbrains.kotlin.types.DeferredType.getDelegate(DeferredType.java:78)
at org.jetbrains.kotlin.resolve.BodyResolver.computeDeferredType(BodyResolver.java:957)
at org.jetbrains.kotlin.resolve.BodyResolver.resolveProperty(BodyResolver.java:718)
at org.jetbrains.kotlin.resolve.BodyResolver.resolvePropertyDeclarationBodies(BodyResolver.java:750)
at org.jetbrains.kotlin.resolve.BodyResolver.resolveBehaviorDeclarationBodies(BodyResolver.java:116)
at org.jetbrains.kotlin.resolve.BodyResolver.resolveBodies(BodyResolver.java:241)
at org.jetbrains.kotlin.resolve.LazyTopDownAnalyzer.analyzeDeclarations(LazyTopDownAnalyzer.kt:225)
at org.jetbrains.kotlin.resolve.LazyTopDownAnalyzer.analyzeDeclarations$default(LazyTopDownAnalyzer.kt:60)
at org.javacs.kt.Compiler.compileFiles(Compiler.kt:138)
at org.javacs.kt.SourcePath.compileFiles(SourcePath.kt:106)
at org.javacs.kt.KotlinTextDocumentService.doLint(KotlinTextDocumentService.kt:196)
at org.javacs.kt.KotlinTextDocumentService.access$doLint(KotlinTextDocumentService.kt:26)
at org.javacs.kt.KotlinTextDocumentService$lintLater$1.invoke(KotlinTextDocumentService.kt:185)
at org.javacs.kt.KotlinTextDocumentService$lintLater$1.invoke(KotlinTextDocumentService.kt:26)
at org.javacs.kt.util.DebouncerKt$sam$java_lang_Runnable$0.run(Debouncer.kt)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901)
at java.util.ArrayList$Itr.next(ArrayList.java:851)
at org.jetbrains.kotlin.cli.jvm.compiler.CliModuleAnnotationsResolver.getAnnotationsOnContainingModule(CliModuleAnnotationsResolver.kt:37)
at org.jetbrains.kotlin.resolve.checkers.ExperimentalUsageChecker$Companion.loadExperimentalities(ExperimentalUsageChecker.kt:112)
at org.jetbrains.kotlin.resolve.checkers.ExperimentalUsageChecker$Companion.loadExperimentalities(ExperimentalUsageChecker.kt:109)
at org.jetbrains.kotlin.resolve.checkers.ExperimentalUsageChecker$Companion.access$loadExperimentalities(ExperimentalUsageChecker.kt:62)
at org.jetbrains.kotlin.resolve.checkers.ExperimentalUsageChecker.check(ExperimentalUsageChecker.kt:58)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeCall(CallCompleter.kt:94)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeCallForArgument(CallCompleter.kt:352)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeOneArgument(CallCompleter.kt:310)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeArguments(CallCompleter.kt:294)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeResolvedCallAndArguments(CallCompleter.kt:147)
at org.jetbrains.kotlin.resolve.calls.CallCompleter.completeCall(CallCompleter.kt:79)
at org.jetbrains.kotlin.resolve.calls.CallResolver.doResolveCallOrGetCachedResults(CallResolver.java:607)
at org.jetbrains.kotlin.resolve.calls.CallResolver.lambda$resolveCallWithKnownCandidate$4(CallResolver.java:558)
at org.jetbrains.kotlin.util.PerformanceCounter.time(PerformanceCounter.kt:91)
at org.jetbrains.kotlin.resolve.calls.CallResolver.resolveCallWithKnownCandidate(CallResolver.java:548)
at org.jetbrains.kotlin.types.expressions.ControlStructureTypingUtils.resolveSpecialConstructionAsCall(ControlStructureTypingUtils.java:124)
at org.jetbrains.kotlin.types.expressions.ControlStructureTypingVisitor.visitIfExpression(ControlStructureTypingVisitor.java:124)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorForStatements.visitIfExpression(ExpressionTypingVisitorForStatements.java:406)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorForStatements.visitIfExpression(ExpressionTypingVisitorForStatements.java:62)
at org.jetbrains.kotlin.psi.KtIfExpression.accept(KtIfExpression.java:33)
at org.jetbrains.kotlin.types.expressions.ExpressionTypingVisitorDispatcher.lambda$getTypeInfo$0(ExpressionTypingVisitorDispatcher.java:172)
... 74 more