ices/89189.rs: fixed with errors

[github-actions]

Issue: rust-lang/rust#89189

#![feature(fn_traits, unboxed_closures)]
struct Func {}
impl Fn(&str) -> bool for Func {
    extern "rust-call" fn call(&self, args: Args) -> Self::Output {
        todo!()
    }
}

fn main() {}

=== stdout ===
=== stderr ===
error[E0412]: cannot find type `Args` in this scope
 --> /home/runner/work/glacier/glacier/ices/89189.rs:4:45
  |
4 |     extern "rust-call" fn call(&self, args: Args) -> Self::Output {
  |                                             ^^^^ not found in this scope
  |
help: consider importing this struct
  |
2 | use std::env::Args;
  |

error[E0229]: associated type bindings are not allowed here
 --> /home/runner/work/glacier/glacier/ices/89189.rs:3:18
  |
3 | impl Fn(&str) -> bool for Func {
  |                  ^^^^ associated type not allowed here

error: aborting due to 2 previous errors

Some errors have detailed explanations: E0229, E0412.
For more information about an error, try `rustc --explain E0229`.
==============