warning: this lint expectation is unfulfilled
  --> $DIR/expect_on_fn_params.rs:8:43
   |
LL | fn check_unfulfilled_expectation(#[expect(unused_variables)] used_value: u32) {
   |                                           ^^^^^^^^^^^^^^^^
   |
   = note: `#[warn(unfulfilled_lint_expectations)]` on by default

warning: 1 warning emitted