error[E0599]: no method named `the_fn` found for reference `&TheStruct` in the current scope --> $DIR/coherence_inherent_cc.rs:23:11 | LL | s.the_fn(); | ^^^^^^ method not found in `&TheStruct` | = help: items from traits can only be used if the trait is in scope help: the following trait is implemented but not in scope; perhaps add a `use` for it: | LL | use coherence_inherent_cc_lib::TheTrait; | error: aborting due to previous error For more information about this error, try `rustc --explain E0599`.