// E0563, // cannot determine a type for this `impl Trait` removed in 6383de15
// E0564, // only named lifetimes are allowed in `impl Trait`,
// but `{}` was found in the type `{}`
// E0563, // cannot determine a type for this `impl Trait` removed in 6383de15
// E0564, // only named lifetimes are allowed in `impl Trait`,
// but `{}` was found in the type `{}`