error: identifier `カウンタ` has a Unicode script that is not allowed by configuration: Katakana
  --> $DIR/disallowed_script_idents.rs:4:9
   |
LL |     let カウンタ = 10;
   |         ^^^^^^^^
   |
   = note: `-D clippy::disallowed-script-idents` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::disallowed_script_idents)]`

error: aborting due to 1 previous error