src/tools/clippy/tests/ui/iter_next_slice.stderr

error: using `.iter.next()` on an array
  --> tests/ui/iter_next_slice.rs:9:13
   |
LL |     let _ = s.iter().next();
   |             ^^^^^^^^^^^^^^^ help: try calling: `s.first()`
   |
   = note: `-D clippy::iter-next-slice` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::iter_next_slice)]`

error: using `.iter.next()` on a Slice without end index
  --> tests/ui/iter_next_slice.rs:13:13
   |
LL |     let _ = s[2..].iter().next();
   |             ^^^^^^^^^^^^^^^^^^^^ help: try calling: `s.get(2)`

error: using `.iter.next()` on a Slice without end index
  --> tests/ui/iter_next_slice.rs:17:13
   |
LL |     let _ = v[5..].iter().next();
   |             ^^^^^^^^^^^^^^^^^^^^ help: try calling: `v.get(5)`

error: using `.iter.next()` on an array
  --> tests/ui/iter_next_slice.rs:21:13
   |
LL |     let _ = v.iter().next();
   |             ^^^^^^^^^^^^^^^ help: try calling: `v.first()`

error: using `.iter_mut.next()` on an array
  --> tests/ui/iter_next_slice.rs:32:31
   |
LL |     let _: Option<&mut i32> = s_mut.iter_mut().next();
   |                               ^^^^^^^^^^^^^^^^^^^^^^^ help: try calling: `s_mut.first_mut()`

error: using `.iter_mut.next()` on an array
  --> tests/ui/iter_next_slice.rs:35:13
   |
LL |     let _ = v_mut.iter_mut().next();
   |             ^^^^^^^^^^^^^^^^^^^^^^^ help: try calling: `v_mut.first_mut()`

error: aborting due to 6 previous errors