rust-clippy/tests/ui/methods.stderr

error: methods called `new` usually return `Self`
  --> $DIR/methods.rs:105:5
   |
LL | /     fn new() -> i32 {
LL | |         0
LL | |     }
   | |_____^
   |
   = note: `-D clippy::new-ret-no-self` implied by `-D warnings`

error: called `filter(..).next()` on an `Iterator`. This is more succinctly expressed by calling `.find(..)` instead.
  --> $DIR/methods.rs:126:13
   |
LL |       let _ = v.iter().filter(|&x| {
   |  _____________^
LL | |                                 *x < 0
LL | |                             }
LL | |                    ).next();
   | |___________________________^
   |
   = note: `-D clippy::filter-next` implied by `-D warnings`

error: aborting due to 2 previous errors