fn check_assoc_reft(
infcx: &mut InferCtxt<'_, '_, '_>,
impl_id: MaybeExternId,
impl_trait_ref: &TraitRef,
trait_assoc_id: FluxDefId,
impl_assoc_id: FluxDefId,
) -> QueryResult
fn check_assoc_reft(
infcx: &mut InferCtxt<'_, '_, '_>,
impl_id: MaybeExternId,
impl_trait_ref: &TraitRef,
trait_assoc_id: FluxDefId,
impl_assoc_id: FluxDefId,
) -> QueryResult