{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"outlived_fr_region_name.highlight_region_name(&mut"}]}
                outlived_fr_region_name.highlight_region_name(&mut diag);
                let outlived_fr_region_name = self.give_region_a_name(errci.outlived_fr).unwrap();