error: use of a disallowed method `regex::re_unicode::Regex::is_match`
  --> $DIR/conf_disallowed_method.rs:10:5
   |
LL |     re.is_match("abc");
   |     ^^^^^^^^^^^^^^^^^^
   |
   = note: `-D clippy::disallowed-method` implied by `-D warnings`

error: use of a disallowed method `core::iter::traits::iterator::Iterator::sum`
  --> $DIR/conf_disallowed_method.rs:12:5
   |
LL |     a.iter().sum::<i32>();
   |     ^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 2 previous errors