error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:9:18
   |
LL |         for _ in iterator.into_iter() {}
   |                  ^^^^^^^^^^^^^^^^^^^^ help: to write this more concisely, try: `iterator`
   |
   = note: `-D clippy::explicit-into-iter-loop` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::explicit_into_iter_loop)]`

error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:22:14
   |
LL |     for _ in t.into_iter() {}
   |              ^^^^^^^^^^^^^ help: to write this more concisely, try: `&t`

error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:25:14
   |
LL |     for _ in r.into_iter() {}
   |              ^^^^^^^^^^^^^ help: to write this more concisely, try: `r`

error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:33:14
   |
LL |     for _ in mr.into_iter() {}
   |              ^^^^^^^^^^^^^^ help: to write this more concisely, try: `&*mr`

error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:45:14
   |
LL |     for _ in u.into_iter() {}
   |              ^^^^^^^^^^^^^ help: to write this more concisely, try: `&mut u`

error: it is more concise to loop over containers instead of using explicit iteration methods
  --> $DIR/explicit_into_iter_loop.rs:48:14
   |
LL |     for _ in mr.into_iter() {}
   |              ^^^^^^^^^^^^^^ help: to write this more concisely, try: `&mut *mr`

error: aborting due to 6 previous errors