tests/ui/no-send-res-ports.stderr

   1 error[E0277]: `Rc<()>` cannot be sent between threads safely
   2   --> $DIR/no-send-res-ports.rs:25:19
   3    |
   4 LL |       thread::spawn(move|| {
   5    |       ------------- ^-----
   6    |       |             |
   7    |  _____|_____________within this `[closure@$DIR/no-send-res-ports.rs:25:19: 25:25]`
   8    | |     |
   9    | |     required by a bound introduced by this call
  10 LL | |
  11 LL | |         let y = x;
  12 LL | |         println!("{:?}", y);
  13 LL | |     });
  14    | |_____^ `Rc<()>` cannot be sent between threads safely
  15    |
  16    = help: within `[closure@$DIR/no-send-res-ports.rs:25:19: 25:25]`, the trait `Send` is not implemented for `Rc<()>`
  17 note: required because it appears within the type `Port<()>`
  18   --> $DIR/no-send-res-ports.rs:5:8
  19    |
  20 LL | struct Port<T>(Rc<T>);
  21    |        ^^^^
  22 note: required because it appears within the type `Foo`
  23   --> $DIR/no-send-res-ports.rs:9:12
  24    |
  25 LL |     struct Foo {
  26    |            ^^^
  27 note: required because it's used within this closure
  28   --> $DIR/no-send-res-ports.rs:25:19
  29    |
  30 LL |     thread::spawn(move|| {
  31    |                   ^^^^^^
  32 note: required by a bound in `spawn`
  33   --> $SRC_DIR/std/src/thread/mod.rs:LL:COL
  34
  35 error: aborting due to previous error
  36
  37 For more information about this error, try `rustc --explain E0277`.