Unrecoverable error using bzlmod

[purkhusid]

Description of the bug:

While making rules_dotnet bzlmod compatible I encountered an Bazel crash:

FATAL: bazel crashed due to an internal error. Printing stack trace:
java.lang.RuntimeException: Unrecoverable error while evaluating node 'ConfiguredTargetKey{label=//dotnet/private/tests/warning_settings:csharp_treat_warnings_as_errors_config_test, config=BuildConfigurationKey[0cfe0dbd956d9b571c331623c346c60b3b866c9f5bcd256de36fa22c2b46c2b8]}' (requested by nodes )
	at com.google.devtools.build.skyframe.AbstractParallelEvaluator$Evaluate.run(AbstractParallelEvaluator.java:633)
	at com.google.devtools.build.lib.concurrent.AbstractQueueVisitor$WrappedRunnable.run(AbstractQueueVisitor.java:365)
	at java.base/java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(Unknown Source)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(Unknown Source)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(Unknown Source)
	at java.base/java.util.concurrent.ForkJoinPool.scan(Unknown Source)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source)
Caused by: java.lang.IllegalArgumentException: com.google.devtools.build.lib.cmdline.LabelSyntaxException: invalid repository name '@[unknown repo '' requested from @bazel_skylib~1.4.2]': repo names may contain only A-Z, a-z, 0-9, '-', '_', '.' and '~' and must not start with '~'
	at com.google.devtools.build.lib.cmdline.Label.parseAbsoluteUnchecked(Label.java:240)
	at java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source)
	at java.base/java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
	at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(Unknown Source)
	at java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
	at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(Unknown Source)
	at java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source)
	at java.base/java.util.stream.ReferencePipeline.collect(Unknown Source)
	at com.google.devtools.build.lib.analysis.starlark.StarlarkTransition.getRelevantStarlarkSettingsFromTransition(StarlarkTransition.java:393)
	at com.google.devtools.build.lib.analysis.starlark.StarlarkTransition.lambda$getAllStarlarkBuildSettings$0(StarlarkTransition.java:123)
	at com.google.devtools.build.lib.analysis.starlark.StarlarkTransition$StarlarkTransitionVisitor.accept(StarlarkTransition.java:430)
	at com.google.devtools.build.lib.analysis.config.transitions.ConfigurationTransition.visit(ConfigurationTransition.java:101)
	at com.google.devtools.build.lib.analysis.config.transitions.ComposingTransition.visit(ComposingTransition.java:99)
	at com.google.devtools.build.lib.analysis.config.transitions.ComposingTransition.visit(ComposingTransition.java:99)
	at com.google.devtools.build.lib.analysis.starlark.StarlarkTransition.getAllStarlarkBuildSettings(StarlarkTransition.java:119)
	at com.google.devtools.build.lib.analysis.config.ConfigurationResolver.getStarlarkBuildSettingsDetailsValue(ConfigurationResolver.java:407)
	at com.google.devtools.build.lib.analysis.config.ConfigurationResolver.applyTransitionWithSkyframe(ConfigurationResolver.java:388)
	at com.google.devtools.build.lib.analysis.config.ConfigurationResolver.resolveGenericTransition(ConfigurationResolver.java:233)
	at com.google.devtools.build.lib.analysis.config.ConfigurationResolver.resolveConfiguration(ConfigurationResolver.java:192)
	at com.google.devtools.build.lib.analysis.config.ConfigurationResolver.resolveConfigurations(ConfigurationResolver.java:151)
	at com.google.devtools.build.lib.skyframe.ConfiguredTargetFunction.computeDependencies(ConfiguredTargetFunction.java:869)
	at com.google.devtools.build.lib.skyframe.ConfiguredTargetFunction.compute(ConfiguredTargetFunction.java:371)
	at com.google.devtools.build.skyframe.AbstractParallelEvaluator$Evaluate.run(AbstractParallelEvaluator.java:562)
	... 7 more
Caused by: com.google.devtools.build.lib.cmdline.LabelSyntaxException: invalid repository name '@[unknown repo '' requested from @bazel_skylib~1.4.2]': repo names may contain only A-Z, a-z, 0-9, '-', '_', '.' and '~' and must not start with '~'
	at com.google.devtools.build.lib.cmdline.LabelParser.syntaxErrorf(LabelParser.java:208)
	at com.google.devtools.build.lib.cmdline.RepositoryName.validate(RepositoryName.java:160)
	at com.google.devtools.build.lib.cmdline.LabelParser$Parts.validateRepoName(LabelParser.java:180)
	at com.google.devtools.build.lib.cmdline.LabelParser$Parts.validateAndCreate(LabelParser.java:72)
	at com.google.devtools.build.lib.cmdline.LabelParser$Parts.parse(LabelParser.java:164)
	at com.google.devtools.build.lib.cmdline.Label.parseCanonical(Label.java:123)
	at com.google.devtools.build.lib.cmdline.Label.parseAbsoluteUnchecked(Label.java:238)
	... 30 more

Reproduction is available at bazel-contrib/rules_dotnet#387 by running bazel test //... --enable_bzlmod

cc @fmeum

Which category does this issue belong to?

No response

What's the simplest, easiest way to reproduce this bug? Please provide a minimal example if possible.

No response

Which operating system are you running Bazel on?

Linux Fedora 38

What is the output of bazel info release?

release 6.3.2

If bazel info release returns development version or (@non-git), tell us how you built Bazel.

No response

What's the output of git remote get-url origin; git rev-parse master; git rev-parse HEAD ?

No response

Is this a regression? If yes, please try to identify the Bazel commit where the bug was introduced.

No response

Have you found anything relevant by searching the web?

No response

Any other information, logs, or outputs that you want to share?

No response

[iancha1992]

A fix for this issue has been included in Bazel 6.4.0 RC2. Please test out the release candidate and report any issues as soon as possible. Thanks!