[ICE] adding a def'n for node-id NodeId(130468) and def kind AnonConst but a previous def'n exists

[jrose-signal]

Summary

Running cargo +nightly check --workspace --all-features --all-targets in https://github.com/signalapp/libsignal/tree/v0.55.1 produced

thread 'rustc' panicked at compiler/rustc_ast_lowering/src/lib.rs:505:9:
adding a def'n for node-id NodeId(130468) and def kind AnonConst but a previous def'n exists: DefKey { parent: Some(DefIndex(3382)), disambiguated_data: DisambiguatedDefPathData { data: AnonConst, disambiguator: 0 } }

(sorry for not reducing it)

rustc-ice-2024-08-20T22_23_14-62651.txt

Version

rustc 1.82.0-nightly (636d7ff91 2024-08-19)
binary: rustc
commit-hash: 636d7ff91b9847d6d43c7bbe023568828f6e3246
commit-date: 2024-08-19
host: aarch64-apple-darwin
release: 1.82.0-nightly
LLVM version: 19.1.0

Error output

No response

[jrose-signal]

Did some bisecting, this was introduced in 2024-07-20. (Also, oops, thanks, I started with Clippy before reproducing with plain check.)

[jrose-signal]

Very possibly the same as #128016.

[compiler-errors]

Yeah, this is just a duplicate of that. Thanks for the report, but I'd prefer if we track this issue in fewer places.