error: used unwrap() on an Option value. If you don't want to handle the None case gracefully, consider using expect() to provide a better panic message --> $DIR/unwrap.rs:5:13 | LL | let _ = opt.unwrap(); | ^^^^^^^^^^^^ | = note: `-D clippy::option-unwrap-used` implied by `-D warnings` error: used unwrap() on a Result value. If you don't want to handle the Err case gracefully, consider using expect() to provide a better panic message --> $DIR/unwrap.rs:10:13 | LL | let _ = res.unwrap(); | ^^^^^^^^^^^^ | = note: `-D clippy::result-unwrap-used` implied by `-D warnings` error: aborting due to 2 previous errors