src/test/ui/async-await/async-borrowck-escaping-closure-error.stderr

   1 error[E0373]: closure may outlive the current function, but it borrows `x`, which is owned by the current function
   2   --> $DIR/async-borrowck-escaping-closure-error.rs:5:15
   3    |
   4 LL |     Box::new((async || x)())
   5    |               ^^^^^^^^ - `x` is borrowed here
   6    |               |
   7    |               may outlive borrowed value `x`
   8    |
   9 note: closure is returned here
  10   --> $DIR/async-borrowck-escaping-closure-error.rs:5:5
  11    |
  12 LL |     Box::new((async || x)())
  13    |     ^^^^^^^^^^^^^^^^^^^^^^^^
  14 help: to force the closure to take ownership of `x` (and any other referenced variables), use the `move` keyword
  15    |
  16 LL |     Box::new((async move || x)())
  17    |                     ++++
  18
  19 error: aborting due to previous error
  20
  21 For more information about this error, try `rustc --explain E0373`.