[{ s =
   (ExprStmt (
      { e =
        (Call (
           { e =
             (N
                (Id (("FROM", _),
                   { id_resolved = ref (None);
                     id_resolved_alternatives = ref ([]);
                     id_type = ref (None); id_svalue = ref (Unknown);
                     id_flags = ref (0); id_info_id = _ }
                   )));
             e_id = 0; e_range = None; is_implicit_return = false;
             facts = <opaque> },
           (_,
            [(Arg
                { e = (L (String (_, ("ubuntu", _), _))); e_id = 0;
                  e_range = None; is_implicit_return = false;
                  facts = <opaque> })
              ],
            _)
           ));
        e_id = 0; e_range = None; is_implicit_return = false;
        facts = <opaque> },
      _));
   s_range = None }
  ]