error[E0308]: mismatched types
  --> $DIR/let-else-deref-coercion.rs:37:13
   |
LL |         let Bar::Present(z) = self else {
   |             ^^^^^^^^^^^^^^^   ---- this expression has type `&mut Foo`
   |             |
   |             expected `Foo`, found `Bar`

error[E0308]: mismatched types
  --> $DIR/let-else-deref-coercion.rs:68:13
   |
LL |         let Bar(z) = x;
   |             ^^^^^^   - this expression has type `&mut irrefutable::Foo`
   |             |
   |             expected `Foo`, found `Bar`

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0308`.