{"ast_node_type":"variable","tokens":[{"end":76,"kind":"keyword","start":0,"text":"let"}]}
        let def_id = tcx.require_lang_item(LangItem::DropInPlace, DUMMY_SP);
    pub fn resolve_drop_in_place(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>) -> ty::Instance<'tcx> {
        let args = tcx.mk_args(&[ty.into()]);