ices/73375.rs: fixed with errors (#615)

=== stdout ===
=== stderr ===
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
 --> /home/runner/work/glacier/glacier/ices/73375.rs:1:12
  |
1 | #![feature(const_generics)]
  |            ^^^^^^^^^^^^^^
  |
  = note: `#[warn(incomplete_features)]` on by default
  = note: see issue #44580 <rust-lang/rust#44580> for more information

error[E0601]: `main` function not found in crate `73375`
 --> /home/runner/work/glacier/glacier/ices/73375.rs:1:1
  |
1 | / #![feature(const_generics)]
2 | |
3 | | fn bug<'a>() {
4 | |     [(); (|_: &'a u8| (), 0).1];
5 | | }
  | |_^ consider adding a `main` function to `/home/runner/work/glacier/glacier/ices/73375.rs`

error: aborting due to previous error; 1 warning emitted

For more information about this error, try `rustc --explain E0601`.
==============

Co-authored-by: rustbot <[email protected]>

Author: github-actions[bot]