{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":".next_region_var_in_universe(RegionVariableOrigin::Misc(span),"}]}
                .next_region_var_in_universe(RegionVariableOrigin::Misc(span), universe_map(ui))
            CanonicalVarKind::Region(ui) => self
                .into(),