ices/74761.rs: fixed with errors

[github-actions]

Issue: rust-lang/rust#74761

#![feature(member_constraints)]
#![feature(type_alias_impl_trait)]

pub trait A {
    type B;
    fn f(&self) -> Self::B;
}
impl<'a, 'b> A for () {
    type B = impl core::fmt::Debug;

    fn f(&self) -> Self::B {}
}

fn main() {}

=== stdout ===
=== stderr ===
error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
 --> /home/runner/work/glacier/glacier/ices/74761.rs:8:6
  |
8 | impl<'a, 'b> A for () {
  |      ^^ unconstrained lifetime parameter

error[E0207]: the lifetime parameter `'b` is not constrained by the impl trait, self type, or predicates
 --> /home/runner/work/glacier/glacier/ices/74761.rs:8:10
  |
8 | impl<'a, 'b> A for () {
  |          ^^ unconstrained lifetime parameter

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0207`.
==============