{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"tcx.optimized_mir(tcx.coroutine_by_move_body_def_id(coroutine_def_id))"}]}
                    tcx.optimized_mir(tcx.coroutine_by_move_body_def_id(coroutine_def_id))
                    );
                        .coroutine_drop()