error[E0277]: the trait bound `Something: Termination` is not satisfied
  --> $DIR/issue-103052-2.rs:15:22
   |
LL |         fn main() -> Something {
   |                      ^^^^^^^^^ the trait `Termination` is not implemented for `Something`
   |
note: required by a bound in `Main::{opaque#0}`
  --> $DIR/issue-103052-2.rs:9:27
   |
LL |         fn main() -> impl std::process::Termination;
   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Main::{opaque#0}`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.