src/test/ui/hrtb/hrtb-exists-forall-fn.stderr

error[E0308]: mismatched types
  --> $DIR/hrtb-exists-forall-fn.rs:17:34
   |
LL |     let _: for<'b> fn(&'b u32) = foo();
   |                                  ^^^^^ expected concrete lifetime, found bound lifetime parameter 'b
   |
   = note: expected type `for<'b> fn(&'b u32)`
              found type `fn(&u32)`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0308`.