src/test/ui/nll/issue-52113.stderr

   1 error: lifetime may not live long enough
   2   --> $DIR/issue-52113.rs:34:5
   3    |
   4 LL | fn produce_err<'a, 'b: 'a>(data: &'b mut Vec<&'b u32>, value: &'a u32) -> impl Bazinga + 'b {
   5    |                --  -- lifetime `'b` defined here
   6    |                |
   7    |                lifetime `'a` defined here
   8 ...
   9 LL |     x
  10    |     ^ returning this value requires that `'a` must outlive `'b`
  11    |
  12    = help: consider adding the following bound: `'a: 'b`
  13
  14 error: aborting due to previous error
  15