1 error[E0308]: mismatched types
2 --> $DIR/non-whitespace-trimming.rs:4:241
4 LL | ... () = (); let _: () = (); let _: () = (); let _: () = 42; let _: () = (); let _: () = (); let _: () = (); let _: () = (); let _: () = ...
5 | -- ^^ expected `()`, found integer
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0308`.