1 error[E0308]: mismatched types
2 --> $DIR/non-whitespace-trimming-2.rs:4:311
4 LL | ...13; let _: usize = 14; let _: usize = 15; let _: () = 42; let _: usize = 0; let _: usize = 1; let _: usize = 2; let _: usize = 3; let ...
5 | -- ^^ expected `()`, found integer
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0308`.