src/test/ui/closures/closure-bounds-subtype.stderr

   1 error[E0277]: `F` cannot be shared between threads safely
   2   --> $DIR/closure-bounds-subtype.rs:13:22
   3    |
   4 LL |     take_const_owned(f);
   5    |                      ^ `F` cannot be shared between threads safely
   6    |
   7 note: required by a bound in `take_const_owned`
   8   --> $DIR/closure-bounds-subtype.rs:4:50
   9    |
  10 LL | fn take_const_owned<F>(_: F) where F: FnOnce() + Sync + Send {
  11    |                                                  ^^^^ required by this bound in `take_const_owned`
  12 help: consider further restricting this bound
  13    |
  14 LL | fn give_owned<F>(f: F) where F: FnOnce() + Send + std::marker::Sync {
  15    |                                                 +++++++++++++++++++
  16
  17 error: aborting due to previous error
  18
  19 For more information about this error, try `rustc --explain E0277`.