rust/tests/ui/issues/issue-15858.stderr

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warning: method `do_something` is never used
--> $DIR/issue-15858.rs:7:8
|
LL | trait Bar {
| --- method in this trait
LL | fn do_something(&mut self);
| ^^^^^^^^^^^^
|
= note: `#[warn(dead_code)]` on by default
warning: 1 warning emitted