error: `map_err(|_|...` ignores the original error
  --> $DIR/map_err.rs:22:32
   |
LL |     println!("{:?}", x.map_err(|_| Errors::Ignored));
   |                                ^^^
   |
   = note: `-D clippy::map-err-ignore` implied by `-D warnings`
   = help: Consider wrapping the error in an enum variant

error: aborting due to previous error