error[E0446]: private type `Priv` in public interface --> $DIR/private-in-public.rs:6:9 | LL | struct Priv; | ----------- `Priv` declared as private ... LL | pub(crate) fn g(_: Priv) {} | ^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type error[E0446]: private type `Priv` in public interface --> $DIR/private-in-public.rs:7:9 | LL | struct Priv; | ----------- `Priv` declared as private ... LL | pub(crate) fn h(_: Priv) {} | ^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0446`.