{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"for"}]}
        for ur in self.scc_values.universal_regions_outlived_by(r_scc) {
        let static_r = self.universal_regions().fr_static;
            let new_lub = self.universal_region_relations.postdom_upper_bound(lub, ur);