https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56270
k = 1;
                    break;
                case Fragment::OLDER:
                case Fragment::AFTER:
                    k = 1;
                    break;
                case Fragment::SHA256:
                case Fragment::HASH256:
                    data_size = 32;
                    break;
                case Fragment::RIPEMD160:
                case Fragment::HASH160:
                    data_size = 20;
                    break;
                case Fragment::JUST_0:
                case Fragment::JUST_1:
                    break;
                case Fragment::WRAP_A:
                case Fragment::WRAP_S:
                case Fragment::WRAP_C:
                case Fragment::WRAP_D:
                case Fragment::WRAP_V:
                case Fragment::WRAP_J:
                case Fragment::WRAP_N:
                    sub_count = 1;
                    break;
                case Fragment::AND_V:
                case Fragment::AND_B:
                case Fragment::OR_B:
                case Fragment::OR_C: