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error[E0277]: `Rc<u32>` cannot be sent between threads safely
--> $DIR/auto-trait-leakage2.rs:20:13
|
LL | type Foo = impl std::fmt::Debug;
| -------------------- within this `Foo`
...
LL | is_send(foo());
| ------- ^^^^^ `Rc<u32>` cannot be sent between threads safely
| |
| required by a bound introduced by this call
|
= help: within `Foo`, the trait `Send` is not implemented for `Rc<u32>`
note: required because it appears within the type `Foo`
--> $DIR/auto-trait-leakage2.rs:6:12
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LL | type Foo = impl std::fmt::Debug;
| ^^^^^^^^^^^^^^^^^^^^
note: required by a bound in `is_send`
--> $DIR/auto-trait-leakage2.rs:15:15
|
LL | fn is_send<T: Send>(_: T) {}
| ^^^^ required by this bound in `is_send`
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0277`.
|
