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error[E0507]: cannot move out of `x`, a captured variable in an `Fn` closure
--> $DIR/unboxed-closure-illegal-move.rs:15:31
|
LL | let x = Box::new(0);
| - captured outer variable
LL | let f = to_fn(|| drop(x));
| -- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
| |
| captured by this `Fn` closure
|
help: consider cloning the value if the performance cost is acceptable
|
LL | let f = to_fn(|| drop(x.clone()));
| ++++++++
error[E0507]: cannot move out of `x`, a captured variable in an `FnMut` closure
--> $DIR/unboxed-closure-illegal-move.rs:19:35
|
LL | let x = Box::new(0);
| - captured outer variable
LL | let f = to_fn_mut(|| drop(x));
| -- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
| |
| captured by this `FnMut` closure
|
help: consider cloning the value if the performance cost is acceptable
|
LL | let f = to_fn_mut(|| drop(x.clone()));
| ++++++++
error[E0507]: cannot move out of `x`, a captured variable in an `Fn` closure
--> $DIR/unboxed-closure-illegal-move.rs:28:36
|
LL | let x = Box::new(0);
| - captured outer variable
LL | let f = to_fn(move || drop(x));
| ------- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
| |
| captured by this `Fn` closure
error[E0507]: cannot move out of `x`, a captured variable in an `FnMut` closure
--> $DIR/unboxed-closure-illegal-move.rs:32:40
|
LL | let x = Box::new(0);
| - captured outer variable
LL | let f = to_fn_mut(move || drop(x));
| ------- ^ move occurs because `x` has type `Box<i32>`, which does not implement the `Copy` trait
| |
| captured by this `FnMut` closure
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0507`.
|
