ices/73993.rs: fixed with errors

[github-actions]

Issue: rust-lang/rust#73993

#![crate_type = "lib"]

pub struct Fixed64(i64);

pub fn div(f: Fixed64) {
    f.0 / 0;
}

=== stdout ===
=== stderr ===
warning: unused arithmetic operation that must be used
 --> /home/runner/work/glacier/glacier/ices/73993.rs:6:5
  |
6 |     f.0 / 0;
  |     ^^^^^^^
  |
  = note: `#[warn(unused_must_use)]` on by default

error: this operation will panic at runtime
 --> /home/runner/work/glacier/glacier/ices/73993.rs:6:5
  |
6 |     f.0 / 0;
  |     ^^^^^^^ attempt to divide _ by zero
  |
  = note: `#[deny(unconditional_panic)]` on by default

error: aborting due to previous error; 1 warning emitted

==============