tests/ui/async-await/in-trait/fn-not-async-err2.current.stderr

   1 error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `impl` method return types
   2   --> $DIR/fn-not-async-err2.rs:15:22
   3    |
   4 LL |     fn foo(&self) -> impl Future<Output = i32> {
   5    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
   6    |
   7    = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
   8    = help: add `#![feature(return_position_impl_trait_in_trait)]` to the crate attributes to enable
   9
  10 error: aborting due to previous error
  11
  12 For more information about this error, try `rustc --explain E0562`.