error: more than 0 bools in a struct --> $DIR/test.rs:3:1 | LL | / struct S { LL | | a: bool, LL | | } | |_^ | = note: `-D clippy::struct-excessive-bools` implied by `-D warnings` = help: consider using a state machine or refactoring bools into two-variant enums error: aborting due to previous error