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error[E0277]: `Rc<Cell<i32>>` cannot be sent between threads safely
--> $DIR/auto-trait-leak2.rs:13:10
|
LL | fn before() -> impl Fn(i32) {
| ------------ within this `impl Fn(i32)`
...
LL | send(before());
| ---- ^^^^^^^^ `Rc<Cell<i32>>` cannot be sent between threads safely
| |
| required by a bound introduced by this call
|
= help: within `impl Fn(i32)`, the trait `Send` is not implemented for `Rc<Cell<i32>>`
= note: required because it appears within the type `[closure@$DIR/auto-trait-leak2.rs:7:5: 7:22]`
= note: required because it appears within the type `impl Fn(i32)`
note: required by a bound in `send`
--> $DIR/auto-trait-leak2.rs:10:12
|
LL | fn send<T: Send>(_: T) {}
| ^^^^ required by this bound in `send`
error[E0277]: `Rc<Cell<i32>>` cannot be sent between threads safely
--> $DIR/auto-trait-leak2.rs:16:10
|
LL | send(after());
| ---- ^^^^^^^ `Rc<Cell<i32>>` cannot be sent between threads safely
| |
| required by a bound introduced by this call
...
LL | fn after() -> impl Fn(i32) {
| ------------ within this `impl Fn(i32)`
|
= help: within `impl Fn(i32)`, the trait `Send` is not implemented for `Rc<Cell<i32>>`
= note: required because it appears within the type `[closure@$DIR/auto-trait-leak2.rs:24:5: 24:22]`
= note: required because it appears within the type `impl Fn(i32)`
note: required by a bound in `send`
--> $DIR/auto-trait-leak2.rs:10:12
|
LL | fn send<T: Send>(_: T) {}
| ^^^^ required by this bound in `send`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0277`.
|
