{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"CanonicalizeMode::Input(CanonicalizeInputKind::Predicate"}]}
                CanonicalizeMode::Input(CanonicalizeInputKind::Predicate { .. }) => {
            ty::ReStatic => match self.canonicalize_mode {
                    CanonicalVarKind::Region(ty::UniverseIndex::ROOT)