error[E0277]: the trait bound `dyn Trait: AutoTrait` is not satisfied --> $DIR/self-in-where-clause-allowed.rs:22:18 | LL | trait_object.autotrait_bound(); | ^^^^^^^^^^^^^^^ the trait `AutoTrait` is not implemented for `dyn Trait` | note: required by a bound in `Trait::autotrait_bound` --> $DIR/self-in-where-clause-allowed.rs:13:43 | LL | fn autotrait_bound(&self) where Self: AutoTrait {} | ^^^^^^^^^ required by this bound in `Trait::autotrait_bound` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.