{"ast_node_type":"other","tokens":[{"end":21,"kind":"keyword","start":0,"text":"lifetimes.extend("}]}
    lifetimes.extend(
    let mut lifetimes = vec![tcx.lifetimes.re_static];
        ty::GenericArgs::identity_for_item(tcx, owner_id).iter().filter_map(|arg| arg.as_region()),