error[E0425]: cannot find function `f` in this scope --> $DIR/break-token-spans.rs:13:5 | LL | f :: < Vec < _ > > ( ) ; | ^ not found in this scope error[E0308]: mismatched types --> $DIR/break-token-spans.rs:14:32 | LL | let a: Option>= true; | ------------------ ^^^^ expected enum `Option`, found `bool` | | | expected due to this | = note: expected enum `Option>` found type `bool` error: aborting due to 2 previous errors Some errors have detailed explanations: E0308, E0425. For more information about an error, try `rustc --explain E0308`.