error: unused variable: `unused` --> $DIR/lint-removed-allow.rs:8:17 | LL | fn main() { let unused = (); } | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unused` | note: the lint level is defined here --> $DIR/lint-removed-allow.rs:7:8 | LL | #[deny(unused_variables)] | ^^^^^^^^^^^^^^^^ error: aborting due to 1 previous error