| error[E0277]: `Sender<i32>` cannot be shared between threads safely |
| --> $DIR/issue-70935-complex-spans.rs:13:45 |
| | |
| LL | fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send { |
| | ^^^^^^^^^^^^^^^^^^ `Sender<i32>` cannot be shared between threads safely |
| | |
| = help: the trait `Sync` is not implemented for `Sender<i32>` |
| = note: required for `&Sender<i32>` to implement `Send` |
| note: required because it's used within this closure |
| --> $DIR/issue-70935-complex-spans.rs:17:13 |
| | |
| LL | baz(|| async{ |
| | ^^ |
| note: required because it's used within this `async fn` body |
| --> $DIR/issue-70935-complex-spans.rs:10:67 |
| | |
| LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> { |
| | ___________________________________________________________________^ |
| LL | | } |
| | |_^ |
| = note: required because it captures the following types: `ResumeTy`, `impl Future<Output = ()>`, `()` |
| note: required because it's used within this `async` block |
| --> $DIR/issue-70935-complex-spans.rs:16:16 |
| | |
| LL | async move { |
| | ________________^ |
| LL | | baz(|| async{ |
| LL | | foo(tx.clone()); |
| LL | | }).await; |
| LL | | } |
| | |_____^ |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |
