Changes rustc argument from --force-warns
to --force-warn
#9714
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The rustc argument was renamed in rust-lang/rust#87346 breaking
cargo fix
on the nightly toolchain.I encountered this while attempting to test Edition 2021 migrations.
I ran
RUSTC=/path/to/nightly/rustc cargo test
and encountered a few failing tests, but none of them seemed at all related to the 1 line I changed, so if they crop up in CI as well, would love some help on identifying what's causing that.Closes rust-lang/rust#87360