{"ast_node_type":"variable","tokens":[{"end":92,"kind":"keyword","start":0,"text":"let"}]}
                let identity_args = GenericArgs::identity_for_item(tcx, typeck_root_def_id);
            BodyOwnerKind::Const { .. } | BodyOwnerKind::Static(..) => {
                if self.mir_def.to_def_id() == typeck_root_def_id