1error[E0581]: return type references lifetime `'a`, which is not constrained by the fn input types
2  --> $DIR/bound-lifetime-in-return-only.rs:29:24
3   |
4LL |     x: for<'a> fn() -> &'a i32
5   |                        ^^^^^^^
6
7error: aborting due to previous error
8
9For more information about this error, try `rustc --explain E0581`.
10