error[E0411]: expected trait, found self type `Self` --> $DIR/resolve-self-in-impl-2.rs:4:6 | LL | impl Self for S {} | ^^^^ `Self` is only available in impls, traits, and type definitions error[E0405]: cannot find trait `N` in `Self` --> $DIR/resolve-self-in-impl-2.rs:5:12 | LL | impl Self::N for S {} | ^ not found in `Self` error: aborting due to 2 previous errors Some errors have detailed explanations: E0405, E0411. For more information about an error, try `rustc --explain E0405`.