src/test/ui/async-await/issue-70935-complex-spans.stderr

   1 error: future cannot be sent between threads safely
   2   --> $DIR/issue-70935-complex-spans.rs:10:45
   3    |
   4 LL | fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
   5    |                                             ^^^^^^^^^^^^^^^^^^ future created by async block is not `Send`
   6    |
   7    = help: the trait `Sync` is not implemented for `Sender<i32>`
   8 note: future is not `Send` as this value is used across an await
   9   --> $DIR/issue-70935-complex-spans.rs:15:11
  10    |
  11 LL |           baz(|| async{
  12    |  _____________-
  13 LL | |             foo(tx.clone());
  14 LL | |         }).await;
  15    | |         - ^^^^^^ await occurs here, with the value maybe used later
  16    | |_________|
  17    |           has type `[closure@$DIR/issue-70935-complex-spans.rs:13:13: 15:10]` which is not `Send`
  18 note: the value is later dropped here
  19   --> $DIR/issue-70935-complex-spans.rs:15:17
  20    |
  21 LL |         }).await;
  22    |                 ^
  23
  24 error: aborting due to previous error
  25