error: parameter of type `HashSet` should be generalized over different hashers --> $DIR/ice-3717.rs:5:21 | LL | pub fn ice_3717(_: &HashSet) { | ^^^^^^^^^^^^^^ | = note: `-D clippy::implicit-hasher` implied by `-D warnings` help: consider adding a type parameter | LL | pub fn ice_3717(_: &HashSet) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ help: ...and use generic constructor | LL | let _: HashSet = HashSet::default(); | ^^^^^^^^^^^^^^^^^^ error: aborting due to previous error