{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"ty::PredicateKind::Subtype"}]}
                ty::PredicateKind::Subtype { .. } | ty::PredicateKind::AliasRelate(..) => {
            let source = match goal.predicate.kind().skip_binder() {
                    GoalSource::TypeRelating