| error[E0582]: binding for associated type `Output` references lifetime `'r`, which does not appear in the trait input types | |
| --> $DIR/issue-54189.rs:1:35 | |
| | | |
| LL | fn bug() -> impl for <'r> Fn() -> &'r () { || { &() } } | |
| | ^^^^^^ | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0582`. |