| error[E0525]: expected a closure that implements the `FnMut` trait, but this closure only implements `FnOnce` |
| --> $DIR/move-ref-patterns-closure-captures.rs:11:14 |
| | |
| LL | let c1 = || { |
| | ^^ this closure implements `FnOnce`, not `FnMut` |
| ... |
| LL | drop::<U>(_x1); |
| | --- closure is `FnOnce` because it moves the variable `_x1` out of its environment |
| ... |
| LL | accept_fn_mut(&c1); |
| | ------------- the requirement to implement `FnMut` derives from here |
| |
| error[E0525]: expected a closure that implements the `Fn` trait, but this closure only implements `FnOnce` |
| --> $DIR/move-ref-patterns-closure-captures.rs:11:14 |
| | |
| LL | let c1 = || { |
| | ^^ this closure implements `FnOnce`, not `Fn` |
| ... |
| LL | drop::<U>(_x1); |
| | --- closure is `FnOnce` because it moves the variable `_x1` out of its environment |
| ... |
| LL | accept_fn(&c1); |
| | --------- the requirement to implement `Fn` derives from here |
| |
| error[E0525]: expected a closure that implements the `Fn` trait, but this closure only implements `FnMut` |
| --> $DIR/move-ref-patterns-closure-captures.rs:22:14 |
| | |
| LL | let c2 = || { |
| | ^^ this closure implements `FnMut`, not `Fn` |
| ... |
| LL | drop::<&mut U>(_x2); |
| | --- closure is `FnMut` because it mutates the variable `_x2` here |
| ... |
| LL | accept_fn(&c2); |
| | --------- the requirement to implement `Fn` derives from here |
| |
| error: aborting due to 3 previous errors |
| |
| For more information about this error, try `rustc --explain E0525`. |