error: called `is_some()` after searching an `Iterator` with `find`
  --> $DIR/search_is_some.rs:13:13
   |
LL |       let _ = v.iter().find(|&x| {
   |  _____________^
LL | |                               *x < 0
LL | |                           }
LL | |                    ).is_some();
   | |______________________________^
   |
   = note: `-D clippy::search-is-some` implied by `-D warnings`
   = help: this is more succinctly expressed by calling `any()`

error: called `is_some()` after searching an `Iterator` with `position`
  --> $DIR/search_is_some.rs:19:13
   |
LL |       let _ = v.iter().position(|&x| {
   |  _____________^
LL | |                                   x < 0
LL | |                               }
LL | |                    ).is_some();
   | |______________________________^
   |
   = help: this is more succinctly expressed by calling `any()`

error: called `is_some()` after searching an `Iterator` with `rposition`
  --> $DIR/search_is_some.rs:25:13
   |
LL |       let _ = v.iter().rposition(|&x| {
   |  _____________^
LL | |                                    x < 0
LL | |                                }
LL | |                    ).is_some();
   | |______________________________^
   |
   = help: this is more succinctly expressed by calling `any()`

error: aborting due to 3 previous errors