error: this let-binding has unit value --> $DIR/let_unit.rs:14:5 | LL | let _x = println!("x"); | ^^^^^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `println!("x");` | = note: `-D clippy::let-unit-value` implied by `-D warnings` error: this let-binding has unit value --> $DIR/let_unit.rs:18:9 | LL | let _a = (); | ^^^^^^^^^^^^ help: omit the `let` binding: `();` error: this let-binding has unit value --> $DIR/let_unit.rs:53:5 | LL | / let _ = v LL | | .into_iter() LL | | .map(|i| i * 2) LL | | .filter(|i| i % 2 == 0) LL | | .map(|_| ()) LL | | .next() LL | | .unwrap(); | |__________________^ help: omit the `let` binding | LL | v LL | .into_iter() LL | .map(|i| i * 2) LL | .filter(|i| i % 2 == 0) LL | .map(|_| ()) LL | .next() ... error: aborting due to 3 previous errors