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Correct a misspelling of RUSTC_LOG

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Sidney Cammeresi 2025-09-21 09:30:18 -07:00
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src/doc/rustc-dev-guide/src/tracing.md
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@ -109,7 +109,7 @@ Miri, use `MIRI_LOG` instead. You get the idea :)
See the [`tracing`] crate's docs, and specifically the docs for [`debug!`] to
see the full syntax you can use. (Note: unlike the compiler, the [`tracing`]
crate and its examples use the `RUST_LOG` environment variable. rustc, rustdoc,
crate and its examples use the `RUSTC_LOG` environment variable. rustc, rustdoc,
and other tools set custom environment variables.)
**Note that unless you use a very strict filter, the logger will emit a lot of