1 error[E0507]: cannot move out of a shared reference
2 --> $DIR/issue-51301.rs:25:20
4 LL | .find(|(&event_type, _)| event == event_type)
8 | move occurs because `event_type` has type `EventType`, which does not implement the `Copy` trait
10 help: consider borrowing the pattern binding
12 LL | .find(|(&ref event_type, _)| event == event_type)
15 error: aborting due to previous error
17 For more information about this error, try `rustc --explain E0507`.