Action conflicts: 'foo.repo_mapping' is generated by these conflicting actions #28056
Description
Description of the bug:
This seems like an 8.5 regression under coverage.
Full error:
(20:26:23) ERROR: file 'test/unit/debug_info/test-2282882243/myrusttest.repo_mapping' is generated by these conflicting actions:
Label: //test/unit/debug_info:myrusttest
RuleClass: rust_test rule
JavaActionClass: class com.google.devtools.build.lib.analysis.RepoMappingManifestAction
Configuration: fc009888277660f88b19e6ceb6bb06fc13b096a64c55515624720a7efa31dbfd, c3f664967775ba0a33b3c89f4c7fce8c56b05aad1d56c43a445c63f27133c655
Mnemonic: RepoMappingManifest
Action key: 930ed508831bb3eb42749ca75e5695206fab55c4ac80fa80b2a1db16aad69c33, a793df2bd4717c6fb3af51c213cfcc306a60f42266e57dbd65d601c2abb30b95
Progress message: Writing repo mapping manifest for //test/unit/debug_info:myrusttest
Action describeKey: (null)
PrimaryInput: (null)
PrimaryOutput: File:[[<execution_root>]bazel-out/darwin_arm64-fastbuild/bin]test/unit/debug_info/test-2282882243/myrusttest.repo_mapping
Owner information: ConfiguredTargetKey{label=//test/unit/debug_info:myrusttest, config=BuildConfigurationKey[fc009888277660f88b19e6ceb6bb06fc13b096a64c55515624720a7efa31dbfd]}, ConfiguredTargetKey{label=//test/unit/debug_info:myrusttest, config=BuildConfigurationKey[c3f664967775ba0a33b3c89f4c7fce8c56b05aad1d56c43a445c63f27133c655]}
MandatoryInputs: are equal
Outputs: are equal
(20:26:23) ERROR: file 'test/unit/debug_info/test-2282882243/myrusttest.repo_mapping' is generated by these conflicting actions:
Label: //test/unit/debug_info:myrusttest
RuleClass: rust_test rule
JavaActionClass: class com.google.devtools.build.lib.analysis.RepoMappingManifestAction
Configuration: fc009888277660f88b19e6ceb6bb06fc13b096a64c55515624720a7efa31dbfd, c3f664967775ba0a33b3c89f4c7fce8c56b05aad1d56c43a445c63f27133c655
Mnemonic: RepoMappingManifest
Action key: 930ed508831bb3eb42749ca75e5695206fab55c4ac80fa80b2a1db16aad69c33, a793df2bd4717c6fb3af51c213cfcc306a60f42266e57dbd65d601c2abb30b95
Progress message: Writing repo mapping manifest for //test/unit/debug_info:myrusttest
Action describeKey: (null)
PrimaryInput: (null)
PrimaryOutput: File:[[<execution_root>]bazel-out/darwin_arm64-fastbuild/bin]test/unit/debug_info/test-2282882243/myrusttest.repo_mapping
Owner information: ConfiguredTargetKey{label=//test/unit/debug_info:myrusttest, config=BuildConfigurationKey[fc009888277660f88b19e6ceb6bb06fc13b096a64c55515624720a7efa31dbfd]}, ConfiguredTargetKey{label=//test/unit/debug_info:myrusttest, config=BuildConfigurationKey[c3f664967775ba0a33b3c89f4c7fce8c56b05aad1d56c43a445c63f27133c655]}
MandatoryInputs: are equal
Outputs: are equal
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.
Non-minimal repro:
bazelbuild/rules_rust#3785
https://buildkite.com/bazel/rules-rust-rustlang/builds/16186#019b32ec-60de-4972-a57d-d47177161cf1
Which operating system are you running Bazel on?
No response
What is the output of bazel info release?
No response
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 HEAD ?
If this is a regression, please try to identify the Bazel commit where the bug was introduced with bazelisk --bisect.
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