error: expected one of `.`, `;`, `?`, or an operator, found `let`
  --> $DIR/recover-missing-semi.rs:4:5
   |
LL |     let _: usize = ()
   |                      - help: a semicolon may be missing here
LL |
LL |     let _ = 3;
   |     ^^^

error: expected one of `.`, `;`, `?`, or an operator, found `return`
  --> $DIR/recover-missing-semi.rs:11:5
   |
LL |     let _: usize = ()
   |                      - help: a semicolon may be missing here
LL |
LL |     return 3;
   |     ^^^^^^

error[E0308]: mismatched types
  --> $DIR/recover-missing-semi.rs:2:20
   |
LL |     let _: usize = ()
   |                    ^^ expected usize, found ()
   |
   = note: expected type `usize`
              found type `()`

error[E0308]: mismatched types
  --> $DIR/recover-missing-semi.rs:9:20
   |
LL |     let _: usize = ()
   |                    ^^ expected usize, found ()
   |
   = note: expected type `usize`
              found type `()`

error: aborting due to 4 previous errors

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