src/test/ui/regions/regions-creating-enums3.nll.stderr

   1 error: unsatisfied lifetime constraints
   2   --> $DIR/regions-creating-enums3.rs:17:5
   3    |
   4 LL | fn mk_add_bad1<'a,'b>(x: &'a ast<'a>, y: &'b ast<'b>) -> ast<'a> {
   5    |                -- -- lifetime `'b` defined here
   6    |                |
   7    |                lifetime `'a` defined here
   8 LL |     ast::add(x, y) //~ ERROR 17:5: 17:19: lifetime mismatch [E0623]
   9    |     ^^^^^^^^^^^^^^ function was supposed to return data with lifetime `'a` but it is returning data with lifetime `'b`
  10
  11 error: aborting due to previous error
  12