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Trying out `@Repeatable` RUNTIME annotations in 1...
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h
Trying out 
@Repeatable
RUNTIME annotations in 1.6.0-RC, anyone come across this error?
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org.jetbrains.kotlin.backend.common.BackendException: Backend Internal error: Exception during IR lowering
File being compiled: /xxx.kt
The root cause java.lang.NullPointerException was thrown at: org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.wrapAnnotationEntriesInContainer(RepeatedAnnotationLowering.kt:111)
	at org.jetbrains.kotlin.backend.common.CodegenUtil.reportBackendException(CodegenUtil.kt:239)
	at org.jetbrains.kotlin.backend.common.CodegenUtil.reportBackendException$default(CodegenUtil.kt:235)
	at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invokeSequential(performByIrFile.kt:68)
	at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:55)
	at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invoke(performByIrFile.kt:41)
	at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.invoke(CompilerPhase.kt:96)
	at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:29)
	at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.invoke(CompilerPhase.kt:96)
	at org.jetbrains.kotlin.backend.common.phaser.CompositePhase.invoke(PhaseBuilders.kt:22)
	at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.invoke(CompilerPhase.kt:96)
	at org.jetbrains.kotlin.backend.common.phaser.CompilerPhaseKt.invokeToplevel(CompilerPhase.kt:43)
	at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.doGenerateFilesInternal(JvmIrCodegenFactory.kt:195)
	at org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory.generateModule(JvmIrCodegenFactory.kt:60)
	at org.jetbrains.kotlin.codegen.KotlinCodegenFacade.compileCorrectFiles(KotlinCodegenFacade.java:35)
	at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.generate(KotlinToJVMBytecodeCompiler.kt:331)
	at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.compileModules$cli(KotlinToJVMBytecodeCompiler.kt:123)
	at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.compileModules$cli$default(KotlinToJVMBytecodeCompiler.kt:58)
	at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:170)
	at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:52)
	at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:92)
	at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:44)
	at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:98)
	at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:434)
	at org.jetbrains.kotlin.incremental.IncrementalJvmCompilerRunner.runCompiler(IncrementalJvmCompilerRunner.kt:120)
	at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileIncrementally(IncrementalCompilerRunner.kt:357)
	at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileIncrementally$default(IncrementalCompilerRunner.kt:299)
	at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compileImpl(IncrementalCompilerRunner.kt:159)
	at org.jetbrains.kotlin.incremental.IncrementalCompilerRunner.compile(IncrementalCompilerRunner.kt:80)
	at org.jetbrains.kotlin.daemon.CompileServiceImplBase.execIncrementalCompiler(CompileServiceImpl.kt:622)
	at org.jetbrains.kotlin.daemon.CompileServiceImplBase.access$execIncrementalCompiler(CompileServiceImpl.kt:100)
	at org.jetbrains.kotlin.daemon.CompileServiceImpl.compile(CompileServiceImpl.kt:1713)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at java.rmi/sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:359)
	at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:200)
	at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:197)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:691)
	at java.rmi/sun.rmi.transport.Transport.serviceCall(Transport.java:196)
	at java.rmi/sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:587)
	at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:828)
	at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:705)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:391)
	at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:704)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630)
	at java.base/java.lang.Thread.run(Thread.java:832)
Caused by: java.lang.NullPointerException
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.wrapAnnotationEntriesInContainer(RepeatedAnnotationLowering.kt:111)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.transformAnnotations(RepeatedAnnotationLowering.kt:85)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitDeclaration(RepeatedAnnotationLowering.kt:55)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitProperty(IrElementVisitorVoid.kt:58)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitProperty(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitProperty(IrElementVisitorVoid.kt:59)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitProperty(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitProperty(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.ir.declarations.IrProperty.accept(IrProperty.kt:49)
	at org.jetbrains.kotlin.ir.declarations.IrClass.acceptChildren(IrClass.kt:60)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoidKt.acceptChildrenVoid(IrElementVisitorVoid.kt:275)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitElement(RepeatedAnnotationLowering.kt:46)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitDeclaration(IrElementVisitorVoid.kt:40)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitDeclaration(RepeatedAnnotationLowering.kt:56)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitClass(IrElementVisitorVoid.kt:43)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitClass(RepeatedAnnotationLowering.kt:66)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitClass(IrElementVisitorVoid.kt:44)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitClass(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitClass(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.ir.declarations.IrClass.accept(IrClass.kt:55)
	at org.jetbrains.kotlin.ir.declarations.impl.IrFileImpl.acceptChildren(IrFileImpl.kt:84)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoidKt.acceptChildrenVoid(IrElementVisitorVoid.kt:275)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitElement(RepeatedAnnotationLowering.kt:46)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitPackageFragment(IrElementVisitorVoid.kt:30)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitPackageFragment(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitFile(IrElementVisitorVoid.kt:37)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitFile(RepeatedAnnotationLowering.kt:51)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid$DefaultImpls.visitFile(IrElementVisitorVoid.kt:38)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitFile(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.visitFile(RepeatedAnnotationLowering.kt:40)
	at org.jetbrains.kotlin.ir.declarations.impl.IrFileImpl.accept(IrFileImpl.kt:81)
	at org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoidKt.acceptVoid(IrElementVisitorVoid.kt:271)
	at org.jetbrains.kotlin.backend.jvm.lower.RepeatedAnnotationLowering.lower(RepeatedAnnotationLowering.kt:42)
	at org.jetbrains.kotlin.backend.common.phaser.FileLoweringPhaseAdapter.invoke(PhaseBuilders.kt:120)
	at org.jetbrains.kotlin.backend.common.phaser.FileLoweringPhaseAdapter.invoke(PhaseBuilders.kt:116)
	at org.jetbrains.kotlin.backend.common.phaser.NamedCompilerPhase.invoke(CompilerPhase.kt:96)
	at org.jetbrains.kotlin.backend.common.phaser.PerformByIrFilePhase.invokeSequential(performByIrFile.kt:65)
	... 45 more
a
No. Can you please create an issue at https://youtrack.jetbrains.com/issues/KT with a sample code/project to reproduce?
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