src/test/ui/type-alias-impl-trait/type-alias-impl-trait-with-cycle-error2.stderr

   1 error: unconstrained opaque type
   2   --> $DIR/type-alias-impl-trait-with-cycle-error2.rs:7:12
   3    |
   4 LL | type Foo = impl Bar<Foo, Item = Foo>;
   5    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
   6    |
   7    = note: `Foo` must be used in combination with a concrete type within the same module
   8
   9 error: aborting due to previous error
  10