error: enum with no variants --> $DIR/empty_enum.rs:5:1 | LL | enum Empty {} | ^^^^^^^^^^^^^ | = help: consider using the uninhabited type `!` (never type) or a wrapper around it to introduce a type which can't be instantiated = note: `-D clippy::empty-enum` implied by `-D warnings` = help: to override `-D warnings` add `#[allow(clippy::empty_enum)]` error: aborting due to previous error