src/test/ui/type-alias-impl-trait/assoc-type-lifetime-unconstrained.min_tait.stderr

   1 error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
   2   --> $DIR/assoc-type-lifetime-unconstrained.rs:20:6
   3    |
   4 LL | impl<'a, I> UnwrapItemsExt for I {
   5    |      ^^ unconstrained lifetime parameter
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0207`.