src/test/ui/span/issue-11925.nll.stderr

   1 error[E0515]: cannot return reference to local data `x`
   2   --> $DIR/issue-11925.rs:18:35
   3    |
   4 LL |         let f = to_fn_once(move|| &x); //~ ERROR does not live long enough
   5    |                                   ^^ returns a reference to data owned by the current function
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0515`.