error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates --> $DIR/impl-unused-tps-inherent.rs:9:6 | LL | impl MyType { | ^ unconstrained type parameter error[E0207]: the type parameter `U` is not constrained by the impl trait, self type, or predicates --> $DIR/impl-unused-tps-inherent.rs:17:8 | LL | impl MyType1 { | ^ unconstrained type parameter error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0207`.