error: unnecessary use of `copied` --> $DIR/unnecessary_iter_cloned.rs:29:22 | LL | for (t, path) in files.iter().copied() { | ^^^^^^^^^^^^^^^^^^^^^ | = note: `-D clippy::unnecessary-to-owned` implied by `-D warnings` = help: to override `-D warnings` add `#[allow(clippy::unnecessary_to_owned)]` help: use | LL | for (t, path) in files { | ~~~~~ help: remove this `&` | LL - let other = match get_file_path(&t) { LL + let other = match get_file_path(t) { | error: unnecessary use of `copied` --> $DIR/unnecessary_iter_cloned.rs:44:22 | LL | for (t, path) in files.iter().copied() { | ^^^^^^^^^^^^^^^^^^^^^ | help: use | LL | for (t, path) in files.iter() { | ~~~~~~~~~~~~ help: remove this `&` | LL - let other = match get_file_path(&t) { LL + let other = match get_file_path(t) { | error: aborting due to 2 previous errors