error: the type of the `self` parameter does not need to be arbitrary
- --> $DIR/needless_arbitrary_self_type_unfixable.rs:41:31
+ --> $DIR/needless_arbitrary_self_type_unfixable.rs:42:31
|
LL | fn call_with_mut_self(self: &mut Self) {}
| ^^^^^^^^^^^^^^^ help: consider to change this parameter to: `&'_ mut self`