src/test/ui/async-await/async-await-let-else.no-drop-tracking.stderr

   1 error: future cannot be sent between threads safely
   2   --> $DIR/async-await-let-else.rs:48:13
   3    |
   4 LL |     is_send(foo(Some(true)));
   5    |             ^^^^^^^^^^^^^^^ future returned by `foo` is not `Send`
   6    |
   7    = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `Rc<()>`
   8 note: future is not `Send` as this value is used across an await
   9   --> $DIR/async-await-let-else.rs:11:14
  10    |
  11 LL |         let r = Rc::new(());
  12    |             - has type `Rc<()>` which is not `Send`
  13 LL |         bar().await
  14    |              ^^^^^^ await occurs here, with `r` maybe used later
  15 LL |     };
  16    |     - `r` is later dropped here
  17 note: required by a bound in `is_send`
  18   --> $DIR/async-await-let-else.rs:19:15
  19    |
  20 LL | fn is_send<T: Send>(_: T) {}
  21    |               ^^^^ required by this bound in `is_send`
  22
  23 error: future cannot be sent between threads safely
  24   --> $DIR/async-await-let-else.rs:50:13
  25    |
  26 LL |     is_send(foo2(Some(true)));
  27    |             ^^^^^^^^^^^^^^^^ future returned by `foo2` is not `Send`
  28    |
  29    = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `Rc<()>`
  30 note: future is not `Send` as this value is used across an await
  31   --> $DIR/async-await-let-else.rs:23:26
  32    |
  33 LL |         bar2(Rc::new(())).await
  34    |              ----------- ^^^^^^ await occurs here, with `Rc::new(())` maybe used later
  35    |              |
  36    |              has type `Rc<()>` which is not `Send`
  37 LL |     };
  38    |     - `Rc::new(())` is later dropped here
  39 note: required by a bound in `is_send`
  40   --> $DIR/async-await-let-else.rs:19:15
  41    |
  42 LL | fn is_send<T: Send>(_: T) {}
  43    |               ^^^^ required by this bound in `is_send`
  44
  45 error: future cannot be sent between threads safely
  46   --> $DIR/async-await-let-else.rs:52:13
  47    |
  48 LL |     is_send(foo3(Some(true)));
  49    |             ^^^^^^^^^^^^^^^^ future returned by `foo3` is not `Send`
  50    |
  51    = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `Rc<()>`
  52 note: future is not `Send` as this value is used across an await
  53   --> $DIR/async-await-let-else.rs:33:28
  54    |
  55 LL |         (Rc::new(()), bar().await);
  56    |          -----------       ^^^^^^ await occurs here, with `Rc::new(())` maybe used later
  57    |          |
  58    |          has type `Rc<()>` which is not `Send`
  59 note: `Rc::new(())` is later dropped here
  60   --> $DIR/async-await-let-else.rs:33:35
  61    |
  62 LL |         (Rc::new(()), bar().await);
  63    |                                   ^
  64 note: required by a bound in `is_send`
  65   --> $DIR/async-await-let-else.rs:19:15
  66    |
  67 LL | fn is_send<T: Send>(_: T) {}
  68    |               ^^^^ required by this bound in `is_send`
  69
  70 error: future cannot be sent between threads safely
  71   --> $DIR/async-await-let-else.rs:54:13
  72    |
  73 LL |     is_send(foo4(Some(true)));
  74    |             ^^^^^^^^^^^^^^^^ future returned by `foo4` is not `Send`
  75    |
  76    = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `Rc<()>`
  77 note: future is not `Send` as this value is used across an await
  78   --> $DIR/async-await-let-else.rs:41:14
  79    |
  80 LL |         let r = Rc::new(());
  81    |             - has type `Rc<()>` which is not `Send`
  82 LL |         bar().await;
  83    |              ^^^^^^ await occurs here, with `r` maybe used later
  84 ...
  85 LL |     };
  86    |     - `r` is later dropped here
  87 note: required by a bound in `is_send`
  88   --> $DIR/async-await-let-else.rs:19:15
  89    |
  90 LL | fn is_send<T: Send>(_: T) {}
  91    |               ^^^^ required by this bound in `is_send`
  92
  93 error: aborting due to 4 previous errors
  94