error[E0505]: cannot move out of `x` because it is borrowed --> $DIR/borrowck-issue-2657-1.rs:9:18 | LL | Some(ref _y) => { | ------ borrow of `x.0` occurs here LL | let _a = x; | ^ move out of `x` occurs here LL | _y.use_ref(); | -- borrow later used here error: aborting due to previous error For more information about this error, try `rustc --explain E0505`.