error: you seem to want to iterate on a map's values
  --> $DIR/for_kv_map.rs:9:19
   |
LL |     for (_, v) in &m {
   |                   ^^
   |
   = note: `-D clippy::for-kv-map` implied by `-D warnings`
help: use the corresponding method
   |
LL |     for v in m.values() {
   |         ^    ^^^^^^^^^^

error: you seem to want to iterate on a map's values
  --> $DIR/for_kv_map.rs:14:19
   |
LL |     for (_, v) in &*m {
   |                   ^^^
help: use the corresponding method
   |
LL |     for v in (*m).values() {
   |         ^    ^^^^^^^^^^^^^

error: you seem to want to iterate on a map's values
  --> $DIR/for_kv_map.rs:22:19
   |
LL |     for (_, v) in &mut m {
   |                   ^^^^^^
help: use the corresponding method
   |
LL |     for v in m.values_mut() {
   |         ^    ^^^^^^^^^^^^^^

error: you seem to want to iterate on a map's values
  --> $DIR/for_kv_map.rs:27:19
   |
LL |     for (_, v) in &mut *m {
   |                   ^^^^^^^
help: use the corresponding method
   |
LL |     for v in (*m).values_mut() {
   |         ^    ^^^^^^^^^^^^^^^^^

error: you seem to want to iterate on a map's keys
  --> $DIR/for_kv_map.rs:33:24
   |
LL |     for (k, _value) in rm {
   |                        ^^
help: use the corresponding method
   |
LL |     for k in rm.keys() {
   |         ^    ^^^^^^^^^

error: aborting due to 5 previous errors