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CBMC: Use constant quantifier ranges in some loop invariants - #1495

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CBMC's propositional backend only expands a quantifier whose range
bounds simplify to constants. Otherwise it replaces the quantifier
by an unconstrained literal ("warning: ignoring forall"), which can
lead to spurious failures. Loop invariants of the form
forall(k, 0, i, P) or forall(k, i, N, P), with i the loop counter,
therefore cannot be checked with cadical.

Rewrite these invariants as forall(k, 0, N, k < i ==> P) and
forall(k, 0, N, k >= i ==> P), respectively. This is equivalent
given the existing invariant i <= N.

With this, add cadical as a second solver for 8 proofs: poly_add,
polyveck_caddq, polyveck_decompose_pack_w1, polyveck_invntt_tomont,
polyveck_ntt, polyveck_reduce, polyvecl_ntt and unpack_sk_t0hat.
Most of these are slow with cadical, locally between about 250s and
600s for ML-DSA-87.

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-44, REDUCE-RAM)

* default.

Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 1647s 1411s +16.7%
caddq LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 38s 31s +23%
decompose LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 1s +100%
fqmul LP64 bitwuzla* ✅ 29s 24s +21%
LP64 z3_smt_only ✅ 21s 20s +5%
fqscale LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3 ✅ 1s 2s -50%
intt_native_aarch64 LP64 bitwuzla ✅ 27s 21s +29%
LP64 z3* ✅ 3s 3s +0%
intt_native_rv32im_fastmul ILP32 z3* ✅ 4s 1s +300%
LP64 cvc5_mbqi_enum ✅ 8s 8s +0%
LP64 z3 ✅ 2s 2s +0%
intt_native_rv32im_slowmul ILP32 z3* ✅ 6s 1s +500%
LP64 cvc5_mbqi_enum ✅ 9s 7s +29%
LP64 z3 ✅ 2s 1s +100%
intt_native_x86_64 LP64 bitwuzla ✅ 21s 17s +24%
LP64 z3* ✅ 4s 4s +0%
keccak_absorb LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 7s 5s +40%
LP64 cvc5_arrays_exp ✅ 9s 7s +29%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 4s 2s +100%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 3s 2s +50%
LP64 cvc5_arrays_exp ✅ 3s 1s +200%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3 ✅ 1s 1s +0%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 1s 2s -50%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 2s 3s -33%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 1s 1s +0%
LP64 cvc5_arrays_exp ✅ 1s 3s -67%
keccak_finalize LP64 cvc5_arrays_exp ✅ 1s 3s -67%
LP64 z3* ✅ 2s 1s +100%
keccak_init LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 2s -50%
keccak_squeeze LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 1s 4s -75%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3 ✅ 4s 1s +300%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 4s 2s +100%
keccakf1600_permute LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 1s +0%
keccakf1600_permute_native LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 4s 4s +0%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 2s 1s +100%
LP64 cvc5_arrays_exp ✅ 1s 1s +0%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3_smt_only ✅ 1s 1s +0%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3 ✅ 1s 2s -50%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3 ✅ 2s 2s +0%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 1s 3s -67%
LP64 z3* ✅ 3s 4s -25%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 14s 12s +17%
LP64 z3* ✅ 14s 11s +27%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 1s +100%
LP64 cvc5_arrays_exp ✅ 1s 1s +0%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 4s 2s +100%
make_hint LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 1s +100%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 179s 154s +16%
mld_check_pct LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 4s 5s -20%
mld_compute_pack_z LP64 cadical ✅ 49s 42s +17%
LP64 z3_no_bv_extract* ✅ 2s 4s -50%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 2s 2s +0%
ILP32 cvc5_arrays_exp ✅ 1s 2s -50%
ILP32 z3 ✅ 2s 4s -50%
LP64 bitwuzla ✅ 3s 3s +0%
LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 3s 2s +50%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 2s +100%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3_smt_only ✅ 2s 2s +0%
mld_ct_memcmp LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 101s 83s +22%
mld_ct_sel_int32 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
mld_h LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
mld_invntt_layer LP64 bitwuzla* ✅ 80s 64s +25%
LP64 z3_smt_only ✅ 87s 71s +23%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 4s 3s +33%
LP64 z3* ✅ 3s 4s -25%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 1s 2s -50%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 3s -33%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 13s 14s -7%
LP64 z3_no_bv_extract ✅ 150s 113s +33%
mld_ntt_layer LP64 bitwuzla* ✅ 31s 25s +24%
LP64 z3_no_bv_extract ✅ 4s 4s +0%
mld_polymat_expand_entry LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 4s -75%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_sample_pack_s1_s2 LP64 cadical ✅ 32s 36s -11%
LP64 z3* ✅ 3s 2s +50%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 93s 89s +4%
LP64 z3* ✅ 3s 2s +50%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 4s 4s +0%
LP64 z3* ✅ 3s 3s +0%
mld_sign_finish LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 1s +100%
mld_sign_resume LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 3s 2s +50%
mld_value_barrier_i64 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 1s +100%
mld_value_barrier_u32 LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 1s +100%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 1s 3s -67%
LP64 z3* ✅ 3s 2s +50%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 1s 1s +0%
LP64 z3* ✅ 1s 1s +0%
ntt_native_aarch64 LP64 bitwuzla ✅ 22s 20s +10%
LP64 z3* ✅ 4s 2s +100%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 3s 1s +200%
LP64 cvc5_mbqi_enum ✅ 9s 6s +50%
LP64 z3 ✅ 2s 1s +100%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 2s 5s -60%
LP64 cvc5_mbqi_enum ✅ 6s 5s +20%
LP64 z3 ✅ 4s 3s +33%
ntt_native_x86_64 LP64 bitwuzla ✅ 20s 18s +11%
LP64 z3* ✅ 1s 1s +0%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 223s 183s +22%
LP64 z3* ✅ 2s 3s -33%
pack_sig_c LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 1s 3s -67%
pack_sig_h LP64 bitwuzla ✅ 6s 3s +100%
LP64 z3_no_bv_extract* ✅ 2s 1s +100%
pack_sig_z LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 3s 2s +50%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 3s -67%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 5s 3s +67%
pointwise_acc_native_x86_64 LP64 cadical ✅ 63s 66s -5%
LP64 z3_smt_only* ✅ 4s 3s +33%
pointwise_native_aarch64 LP64 bitwuzla ✅ 27s 22s +23%
LP64 z3* ✅ 4s 4s +0%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 2s 3s -33%
LP64 cvc5_mbqi_enum ✅ 8s 7s +14%
LP64 z3 ✅ 1s 2s -50%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 5s 2s +150%
LP64 cvc5_mbqi_enum ✅ 10s 8s +25%
LP64 z3 ✅ 2s 1s +100%
pointwise_native_x86_64 LP64 bitwuzla ✅ 23s 23s +0%
LP64 z3* ✅ 2s 3s -33%
poly_add LP64 cadical ✅ 47s omitted new
LP64 z3* ✅ 11s 5s +120%
poly_caddq LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 5s 3s +67%
poly_caddq_c LP64 bitwuzla ✅ 23s 20s +15%
LP64 z3* ✅ 3s 3s +0%
poly_caddq_native LP64 bitwuzla ✅ 136s 111s +23%
LP64 z3* ✅ 2s 3s -33%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 39s 33s +18%
LP64 z3* ✅ 3s 1s +200%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 154s 121s +27%
LP64 z3* ✅ 4s 1s +300%
poly_challenge LP64 bitwuzla ✅ 27s 22s +23%
LP64 z3* ✅ 5s 3s +67%
poly_chknorm LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 1s 2s -50%
poly_chknorm_c LP64 bitwuzla ✅ 10s 9s +11%
LP64 z3* ✅ 7s 7s +0%
poly_chknorm_native LP64 bitwuzla ✅ 9s 7s +29%
LP64 z3* ✅ 2s 2s +0%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 1s +200%
poly_decompose LP64 bitwuzla ✅ 5s 2s +150%
LP64 z3* ✅ 2s 3s -33%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 1s 2s -50%
LP64 z3* ✅ 2s 4s -50%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 5s 6s -17%
LP64 z3* ✅ 3s 3s +0%
poly_decompose_c LP64 z3* ✅ 2s 4s -50%
poly_decompose_native LP64 cadical ✅ 15s 16s -6%
LP64 z3* ✅ 2s 2s +0%
poly_decompose_native_x86_64 LP64 cadical ✅ 11s 14s -21%
LP64 z3* ✅ 1s 1s +0%
poly_invntt_tomont LP64 bitwuzla ✅ 9s 5s +80%
LP64 z3* ✅ 3s 3s +0%
poly_invntt_tomont_c LP64 bitwuzla ✅ 175s 158s +11%
LP64 z3_smt_only* ✅ 8s 6s +33%
poly_invntt_tomont_native LP64 bitwuzla ✅ 54s 42s +29%
LP64 z3* ✅ 4s 2s +100%
poly_ntt LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 2s 4s -50%
poly_ntt_c LP64 bitwuzla ✅ 60s 44s +36%
LP64 z3_smt_only* ✅ 11s 10s +10%
poly_ntt_native LP64 bitwuzla ✅ 35s 26s +35%
LP64 z3* ✅ 2s 2s +0%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 1s 2s -50%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 2s +50%
poly_pointwise_montgomery LP64 bitwuzla ✅ 14s 12s +17%
LP64 z3* ✅ 4s 1s +300%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 203s 188s +8%
LP64 z3* ✅ 93s 73s +27%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 59s 54s +9%
LP64 z3* ✅ 1s 2s -50%
poly_power2round LP64 bitwuzla ✅ 357s 298s +20%
LP64 z3* ✅ 4s 4s +0%
poly_reduce LP64 bitwuzla ✅ 9s 8s +12%
LP64 z3* ✅ 2s 2s +0%
poly_shiftl LP64 bitwuzla ✅ 16s 13s +23%
LP64 z3* ✅ 3s 2s +50%
poly_sub LP64 bitwuzla ✅ 19s 15s +27%
LP64 z3* ✅ 3s 2s +50%
poly_uniform LP64 bitwuzla ✅ 178s 148s +20%
LP64 z3* ✅ 2s 5s -60%
poly_uniform_4x LP64 z3* ✅ 1s 2s -50%
poly_uniform_eta LP64 bitwuzla ✅ 104s 77s +35%
LP64 z3* ✅ 4s 2s +100%
poly_uniform_eta_4x LP64 z3* ✅ 8s 6s +33%
poly_uniform_gamma1 LP64 cadical ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
poly_uniform_gamma1_4x LP64 cadical ✅ 2s 2s +0%
LP64 z3* ✅ 1s 1s +0%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 25s 25s +0%
LP64 z3* ✅ 2s 3s -33%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 14s 9s +56%
LP64 z3* ✅ 3s 1s +200%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 83s 83s +0%
LP64 z3* ✅ 2s 4s -50%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 40s 34s +18%
LP64 z3* ✅ 1s 1s +0%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 39s 32s +22%
LP64 z3* ✅ 3s 4s -25%
polyeta_pack LP64 bitwuzla ✅ 5s 6s -17%
LP64 z3* ✅ 2s 4s -50%
polyeta_unpack LP64 bitwuzla ✅ 5s 4s +25%
LP64 z3* ✅ 8s 8s +0%
polyt0_pack LP64 bitwuzla ✅ 3s 5s -40%
LP64 z3* ✅ 3s 2s +50%
polyt0_unpack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 10s 7s +43%
polyt1_pack LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 3s 2s +50%
polyt1_unpack LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 3s +0%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 1s 1s +0%
polyvec_matrix_expand_serial LP64 z3* ✅ 2s 3s -33%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 3s 4s -25%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 160s 126s +27%
polyveck_caddq LP64 cadical ✅ 108s omitted new
LP64 z3* ✅ 2s 3s -33%
polyveck_decompose_pack_w1 LP64 cadical ✅ 112s omitted new
LP64 z3* ✅ 3s 7s -57%
polyveck_invntt_tomont LP64 cadical ✅ 149s omitted new
LP64 z3* ✅ 2s 2s +0%
polyveck_ntt LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 2s 1s +100%
polyveck_reduce LP64 cadical ✅ 110s omitted new
LP64 z3* ✅ 6s 3s +100%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 2s 3s -33%
LP64 z3* ✅ 1s 1s +0%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 16s 20s -20%
LP64 z3* ✅ 3s 1s +200%
polyvecl_chknorm LP64 z3* ✅ 6s 4s +50%
polyvecl_ntt LP64 cadical ✅ 125s omitted new
LP64 z3* ✅ 3s 4s -25%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 1s 2s -50%
LP64 z3_smt_only* ✅ 2s 2s +0%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 1s 1s +0%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 2s 3s -33%
LP64 z3_smt_only* ✅ 1s 3s -67%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 1s 2s -50%
LP64 z3* ✅ 3s 2s +50%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 35s 31s +13%
LP64 z3* ✅ 2s 2s +0%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 28s 27s +4%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 3s 1s +200%
polyw1_pack_32 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 4s -50%
polyw1_pack_88 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 1s +100%
polyw1_unpack LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
polyw1_unpack_32 LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 4s 3s +33%
polyw1_unpack_88 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 4s +0%
polyz_pack LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 4s 4s +0%
polyz_unpack LP64 bitwuzla ✅ 6s 6s +0%
LP64 z3* ✅ 3s 2s +50%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 3s -33%
polyz_unpack_c LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 7s 6s +17%
polyz_unpack_native LP64 bitwuzla ✅ 28s 26s +8%
LP64 z3* ✅ 1s 4s -75%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 19s 15s +27%
LP64 z3* ✅ 2s 2s +0%
power2round LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 1s +200%
reduce32 LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 2s 1s +100%
rej_eta LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 3s 4s -25%
rej_eta_c LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3 ✅ 23s 20s +15%
rej_eta_native LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 14s 12s +17%
rej_uniform LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 4s 6s -33%
rej_uniform_c LP64 bitwuzla ✅ 1s 4s -75%
LP64 z3* ✅ 13s 9s +44%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3_smt_only ✅ 3s 3s +0%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3_smt_only* ✅ 2s 2s +0%
rej_uniform_native LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 23s 17s +35%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 2s 2s +0%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3_smt_only* ✅ 9s 9s +0%
shake128_absorb LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 4s 2s +100%
shake128_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
shake128_init LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 2s 3s -33%
shake128_release LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 1s +100%
shake128_squeeze LP64 bitwuzla* ✅ 2s 1s +100%
LP64 cvc5_arrays_exp ✅ 3s 3s +0%
shake128x4_absorb_once LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 2s 5s -60%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 4s 2s +100%
shake256 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 1s +300%
shake256_absorb LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 3s +33%
shake256_finalize LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 1s +100%
shake256_init LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 3s 2s +50%
shake256_release LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 1s +100%
shake256_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 2s 2s +0%
shake256x4_absorb_once LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 3s 3s +0%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 3s 3s +0%
sig_unpack_hints LP64 bitwuzla ✅ 64s 51s +25%
LP64 z3* ✅ 43s 36s +19%
sign_keypair LP64 z3* ✅ 5s 6s -17%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 13s 12s +8%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 38s 28s +36%
sign_signature LP64 bitwuzla ✅ 6s 3s +100%
LP64 z3* ✅ 2s 3s -33%
sign_signature_extmu LP64 cadical ✅ 24s 23s +4%
LP64 z3* ✅ 3s 3s +0%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 18s 14s +29%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 3s -33%
sign_signature_pre_hash_shake256 LP64 bitwuzla ✅ 3s 6s -50%
LP64 z3* ✅ 4s 6s -33%
sign_verify LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 2s +50%
sign_verify_extmu LP64 bitwuzla ✅ 5s 2s +150%
LP64 z3* ✅ 2s 3s -33%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 326s 273s +19%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 2s 5s -60%
LP64 z3* ✅ 2s 1s +100%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 3s 5s -40%
LP64 z3* ✅ 5s 3s +67%
sk_s1hat_get_poly LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 3s 2s +50%
sk_s2hat_get_poly LP64 bitwuzla ✅ 6s 3s +100%
LP64 z3* ✅ 1s 2s -50%
sk_t0hat_get_poly LP64 bitwuzla ✅ 5s 2s +150%
LP64 z3* ✅ 2s 1s +100%
sys_check_capability LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
unpack_pk_t1 LP64 bitwuzla ✅ 14s 10s +40%
LP64 z3* ✅ 2s 3s -33%
unpack_sk LP64 cadical ✅ 4s 2s +100%
LP64 z3* ✅ 3s 3s +0%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 4s 2s +100%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 1s 1s +0%
LP64 z3* ✅ 3s 1s +200%
unpack_sk_t0hat LP64 cadical ✅ 1s omitted new
LP64 z3* ✅ 2s 2s +0%
use_hint LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 5s -40%
yvec_get_poly LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 1s 4s -75%
yvec_init LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 4s 1s +300%

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-44)

* default.

Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 2088s 2136s -2.2%
caddq LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 2s -50%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 93s 97s -4%
decompose LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 4s 1s +300%
fqmul LP64 bitwuzla* ✅ 26s 24s +8%
LP64 z3_smt_only ✅ 19s 20s -5%
fqscale LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 2s 1s +100%
intt_native_aarch64 LP64 bitwuzla ✅ 22s 24s -8%
LP64 z3* ✅ 2s 2s +0%
intt_native_rv32im_fastmul ILP32 z3* ✅ 3s 2s +50%
LP64 cvc5_mbqi_enum ✅ 8s 8s +0%
LP64 z3 ✅ 4s 2s +100%
intt_native_rv32im_slowmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 8s 9s -11%
LP64 z3 ✅ 5s 3s +67%
intt_native_x86_64 LP64 bitwuzla ✅ 18s 18s +0%
LP64 z3* ✅ 1s 2s -50%
keccak_absorb LP64 cvc5_arrays_exp ✅ 4s 2s +100%
LP64 z3* ✅ 4s 4s +0%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 4s 6s -33%
LP64 cvc5_arrays_exp ✅ 8s 8s +0%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_no_bv_extract ✅ 2s 1s +100%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 1s 3s -67%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 1s 2s -50%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 5s 1s +400%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3_smt_only ✅ 1s 2s -50%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 2s 1s +100%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccak_finalize LP64 cvc5_arrays_exp ✅ 1s 1s +0%
LP64 z3* ✅ 2s 1s +100%
keccak_init LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 3s +0%
keccak_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 1s 4s -75%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 3s 5s -40%
LP64 z3 ✅ 3s 1s +200%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 1s 4s -75%
LP64 z3* ✅ 2s 4s -50%
keccakf1600_permute LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 2s +50%
keccakf1600_permute_native LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 1s 1s +0%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 3s 1s +200%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 4s 3s +33%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 1s 1s +0%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 2s 5s -60%
LP64 z3 ✅ 2s 1s +100%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 3s 3s +0%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 13s 14s -7%
LP64 z3* ✅ 13s 12s +8%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 3s -33%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_no_bv_extract ✅ 2s 3s -33%
make_hint LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 383s 359s +7%
mld_check_pct LP64 bitwuzla ✅ 6s 5s +20%
LP64 z3* ✅ 6s 6s +0%
mld_compute_pack_z LP64 cadical ✅ 62s 76s -18%
LP64 z3_no_bv_extract* ✅ 5s 2s +150%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 3s 3s +0%
ILP32 cvc5_arrays_exp ✅ 1s 1s +0%
ILP32 z3 ✅ 1s 3s -67%
LP64 bitwuzla ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 1s 1s +0%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 4s 3s +33%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 3s +0%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 3s 6s -50%
LP64 z3_smt_only ✅ 2s 3s -33%
mld_ct_memcmp LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 81s 89s -9%
mld_ct_sel_int32 LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 1s 1s +0%
mld_h LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 3s 3s +0%
mld_invntt_layer LP64 bitwuzla* ✅ 67s 71s -6%
LP64 z3_smt_only ✅ 91s 93s -2%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 5s 6s -17%
LP64 z3* ✅ 3s 4s -25%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 2s 3s -33%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 12s 12s +0%
LP64 z3_no_bv_extract ✅ 157s 161s -2%
mld_ntt_layer LP64 bitwuzla* ✅ 25s 25s +0%
LP64 z3_no_bv_extract ✅ 4s 2s +100%
mld_polymat_expand_entry LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 2s 1s +100%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 4s 3s +33%
mld_sample_pack_s1_s2 LP64 cadical ✅ 28s 35s -20%
LP64 z3* ✅ 2s 2s +0%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 92s 89s +3%
LP64 z3* ✅ 2s 3s -33%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
mld_sign_finish LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 5s -60%
mld_sign_resume LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 1s 4s -75%
mld_value_barrier_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 4s -75%
mld_value_barrier_u32 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 3s 2s +50%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 5s -60%
ntt_native_aarch64 LP64 bitwuzla ✅ 18s 21s -14%
LP64 z3* ✅ 3s 5s -40%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 6s 6s +0%
LP64 z3 ✅ 4s 4s +0%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 2s 2s +0%
LP64 cvc5_mbqi_enum ✅ 7s 8s -12%
LP64 z3 ✅ 2s 2s +0%
ntt_native_x86_64 LP64 bitwuzla ✅ 20s 20s +0%
LP64 z3* ✅ 3s 3s +0%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 184s 194s -5%
LP64 z3* ✅ 3s 1s +200%
pack_sig_c LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 4s 2s +100%
pack_sig_h LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3_no_bv_extract* ✅ 6s 2s +200%
pack_sig_z LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 3s 2s +50%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 1s 4s -75%
LP64 z3* ✅ 3s 2s +50%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 3s 3s +0%
pointwise_acc_native_x86_64 LP64 cadical ✅ 56s 62s -10%
LP64 z3_smt_only* ✅ 4s 6s -33%
pointwise_native_aarch64 LP64 bitwuzla ✅ 20s 23s -13%
LP64 z3* ✅ 2s 2s +0%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 2s 2s +0%
LP64 cvc5_mbqi_enum ✅ 8s 10s -20%
LP64 z3 ✅ 3s 2s +50%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 2s 2s +0%
LP64 cvc5_mbqi_enum ✅ 10s 9s +11%
LP64 z3 ✅ 2s 2s +0%
pointwise_native_x86_64 LP64 bitwuzla ✅ 21s 25s -16%
LP64 z3* ✅ 3s 3s +0%
poly_add LP64 cadical ✅ 41s omitted new
LP64 z3* ✅ 9s 4s +125%
poly_caddq LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
poly_caddq_c LP64 bitwuzla ✅ 20s 16s +25%
LP64 z3* ✅ 3s 3s +0%
poly_caddq_native LP64 bitwuzla ✅ 107s 114s -6%
LP64 z3* ✅ 1s 3s -67%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 31s 38s -18%
LP64 z3* ✅ 4s 2s +100%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 122s 129s -5%
LP64 z3* ✅ 2s 3s -33%
poly_challenge LP64 bitwuzla ✅ 24s 27s -11%
LP64 z3* ✅ 3s 4s -25%
poly_chknorm LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 5s -60%
poly_chknorm_c LP64 bitwuzla ✅ 8s 10s -20%
LP64 z3* ✅ 7s 6s +17%
poly_chknorm_native LP64 bitwuzla ✅ 8s 7s +14%
LP64 z3* ✅ 2s 3s -33%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 1s +200%
poly_decompose LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 4s 2s +100%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 3s 2s +50%
LP64 z3* ✅ 2s 3s -33%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 5s 3s +67%
LP64 z3* ✅ 2s 4s -50%
poly_decompose_c LP64 z3* ✅ 4s 5s -20%
poly_decompose_native LP64 cadical ✅ 15s 17s -12%
LP64 z3* ✅ 3s 2s +50%
poly_decompose_native_x86_64 LP64 cadical ✅ 9s 12s -25%
LP64 z3* ✅ 4s 2s +100%
poly_invntt_tomont LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 1s 4s -75%
poly_invntt_tomont_c LP64 bitwuzla ✅ 162s 170s -5%
LP64 z3_smt_only* ✅ 10s 6s +67%
poly_invntt_tomont_native LP64 bitwuzla ✅ 45s 48s -6%
LP64 z3* ✅ 4s 2s +100%
poly_ntt LP64 bitwuzla ✅ 6s 6s +0%
LP64 z3* ✅ 3s 3s +0%
poly_ntt_c LP64 bitwuzla ✅ 48s 55s -13%
LP64 z3_smt_only* ✅ 9s 10s -10%
poly_ntt_native LP64 bitwuzla ✅ 28s 29s -3%
LP64 z3* ✅ 2s 2s +0%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 3s 4s -25%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
poly_pointwise_montgomery LP64 bitwuzla ✅ 8s 10s -20%
LP64 z3* ✅ 3s 2s +50%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 193s 201s -4%
LP64 z3* ✅ 46s 48s -4%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 53s 54s -2%
LP64 z3* ✅ 2s 3s -33%
poly_power2round LP64 bitwuzla ✅ 304s 336s -10%
LP64 z3* ✅ 2s 4s -50%
poly_reduce LP64 bitwuzla ✅ 10s 11s -9%
LP64 z3* ✅ 2s 2s +0%
poly_shiftl LP64 bitwuzla ✅ 12s 12s +0%
LP64 z3* ✅ 2s 2s +0%
poly_sub LP64 bitwuzla ✅ 15s 13s +15%
LP64 z3* ✅ 2s 4s -50%
poly_uniform LP64 bitwuzla ✅ 149s 128s +16%
LP64 z3* ✅ 2s 2s +0%
poly_uniform_4x LP64 z3* ✅ 7s 7s +0%
poly_uniform_eta LP64 bitwuzla ✅ 83s 84s -1%
LP64 z3* ✅ 1s 2s -50%
poly_uniform_eta_4x LP64 z3* ✅ 9s 10s -10%
poly_uniform_gamma1 LP64 cadical ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
poly_uniform_gamma1_4x LP64 cadical ✅ 10s 14s -29%
LP64 z3* ✅ 4s 5s -20%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 24s 23s +4%
LP64 z3* ✅ 3s 2s +50%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 10s 11s -9%
LP64 z3* ✅ 2s 3s -33%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 96s 86s +12%
LP64 z3* ✅ 4s 2s +100%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 32s 38s -16%
LP64 z3* ✅ 2s 2s +0%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 34s 35s -3%
LP64 z3* ✅ 2s 1s +100%
polyeta_pack LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 2s 2s +0%
polyeta_unpack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 7s 4s +75%
polyt0_pack LP64 bitwuzla ✅ 6s 4s +50%
LP64 z3* ✅ 3s 4s -25%
polyt0_unpack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 9s 7s +29%
polyt1_pack LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 4s 2s +100%
polyt1_unpack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 4s -25%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 14s 15s -7%
polyvec_matrix_expand_serial LP64 z3* ✅ 3s 4s -25%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 2s 3s -33%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 11s 11s +0%
polyveck_caddq LP64 cadical ✅ 103s omitted new
LP64 z3* ✅ 2s 2s +0%
polyveck_decompose_pack_w1 LP64 cadical ✅ 121s omitted new
LP64 z3* ✅ 3s 3s +0%
polyveck_invntt_tomont LP64 cadical ✅ 130s omitted new
LP64 z3* ✅ 1s 2s -50%
polyveck_ntt LP64 cadical ✅ 117s omitted new
LP64 z3* ✅ 5s 2s +150%
polyveck_reduce LP64 cadical ✅ 3s omitted new
LP64 z3* ✅ 3s 3s +0%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 26s 29s -10%
LP64 z3* ✅ 2s 2s +0%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 16s 17s -6%
LP64 z3* ✅ 2s 1s +100%
polyvecl_chknorm LP64 z3* ✅ 4s 4s +0%
polyvecl_ntt LP64 cadical ✅ 112s omitted new
LP64 z3* ✅ 6s 2s +200%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 5s 6s -17%
LP64 z3_smt_only* ✅ 3s 2s +50%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 162s 176s -8%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 150s 158s -5%
LP64 z3_smt_only* ✅ 4s 3s +33%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 40s 37s +8%
LP64 z3* ✅ 5s 3s +67%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 37s 41s -10%
LP64 z3* ✅ 2s 1s +100%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 31s 32s -3%
LP64 z3* ✅ 2s 2s +0%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 26s 27s -4%
LP64 z3* ✅ 4s 1s +300%
polyw1_pack LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 1s 3s -67%
polyw1_pack_32 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 3s 3s +0%
polyw1_pack_88 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
polyw1_unpack LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
polyw1_unpack_32 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 1s 3s -67%
polyw1_unpack_88 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 4s 4s +0%
polyz_pack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 1s 2s -50%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 3s -33%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack_c LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 5s 7s -29%
polyz_unpack_native LP64 bitwuzla ✅ 26s 27s -4%
LP64 z3* ✅ 3s 4s -25%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 18s 17s +6%
LP64 z3* ✅ 1s 3s -67%
power2round LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 4s -75%
reduce32 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
rej_eta LP64 bitwuzla* ✅ 4s 3s +33%
LP64 z3_smt_only ✅ 5s 3s +67%
rej_eta_c LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3 ✅ 15s 19s -21%
rej_eta_native LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3_smt_only ✅ 11s 11s +0%
rej_uniform LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 12s 14s -14%
rej_uniform_c LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 11s 10s +10%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 3s 3s +0%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3_smt_only* ✅ 2s 3s -33%
rej_uniform_native LP64 bitwuzla* ✅ 4s 2s +100%
LP64 z3_smt_only ✅ 18s 19s -5%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3_smt_only ✅ 2s 2s +0%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3_smt_only* ✅ 9s 8s +12%
shake128_absorb LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
shake128_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 3s 1s +200%
shake128_init LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 1s +300%
shake128_release LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 1s +300%
shake128_squeeze LP64 bitwuzla* ✅ 1s 2s -50%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
shake128x4_absorb_once LP64 bitwuzla* ✅ 4s 3s +33%
LP64 z3_smt_only ✅ 2s 2s +0%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 3s 4s -25%
LP64 z3 ✅ 2s 1s +100%
shake256 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 3s +0%
shake256_absorb LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 3s -33%
shake256_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
shake256_init LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
shake256_release LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
shake256_squeeze LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3 ✅ 2s 2s +0%
shake256x4_absorb_once LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 3s 1s +200%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3_smt_only ✅ 1s 1s +0%
sig_unpack_hints LP64 bitwuzla ✅ 55s 57s -4%
LP64 z3* ✅ 26s 25s +4%
sign_keypair LP64 z3* ✅ 5s 3s +67%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 16s 16s +0%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 30s 32s -6%
sign_signature LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 2s 5s -60%
sign_signature_extmu LP64 cadical ✅ 22s 25s -12%
LP64 z3* ✅ 4s 2s +100%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 219s 257s -15%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 3s 3s +0%
sign_signature_pre_hash_shake256 LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 2s 4s -50%
sign_verify LP64 bitwuzla ✅ 3s 5s -40%
LP64 z3* ✅ 2s 2s +0%
sign_verify_extmu LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 2s +0%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 368s 378s -3%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 4s 4s +0%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 2s 5s -60%
LP64 z3* ✅ 3s 2s +50%
sk_s1hat_get_poly LP64 bitwuzla ✅ 29s 30s -3%
LP64 z3* ✅ 2s 3s -33%
sk_s2hat_get_poly LP64 bitwuzla ✅ 29s 30s -3%
LP64 z3* ✅ 1s 3s -67%
sk_t0hat_get_poly LP64 bitwuzla ✅ 29s 30s -3%
LP64 z3* ✅ 2s 1s +100%
sys_check_capability LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
unpack_pk_t1 LP64 bitwuzla ✅ 12s 11s +9%
LP64 z3* ✅ 4s 2s +100%
unpack_sk LP64 cadical ✅ 33s 42s -21%
LP64 z3* ✅ 4s 2s +100%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 235s 256s -8%
LP64 z3* ✅ 3s 3s +0%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 241s 258s -7%
LP64 z3* ✅ 3s 2s +50%
unpack_sk_t0hat LP64 cadical ✅ 38s omitted new
LP64 z3* ✅ 2s 2s +0%
use_hint LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 2s +100%
yvec_get_poly LP64 bitwuzla ✅ 32s 31s +3%
LP64 z3* ✅ 4s 3s +33%
yvec_init LP64 bitwuzla ✅ 38s 40s -5%
LP64 z3* ✅ 2s 2s +0%

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-65)

* default.

Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 2247s 2276s -1.3%
caddq LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 1s 1s +0%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 159s 160s -1%
decompose LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 1s 4s -75%
fqmul LP64 bitwuzla* ✅ 27s 25s +8%
LP64 z3_smt_only ✅ 22s 19s +16%
fqscale LP64 bitwuzla* ✅ 3s 4s -25%
LP64 z3 ✅ 2s 1s +100%
intt_native_aarch64 LP64 bitwuzla ✅ 25s 25s +0%
LP64 z3* ✅ 2s 2s +0%
intt_native_rv32im_fastmul ILP32 z3* ✅ 2s 3s -33%
LP64 cvc5_mbqi_enum ✅ 8s 7s +14%
LP64 z3 ✅ 2s 2s +0%
intt_native_rv32im_slowmul ILP32 z3* ✅ 2s 3s -33%
LP64 cvc5_mbqi_enum ✅ 7s 9s -22%
LP64 z3 ✅ 2s 2s +0%
intt_native_x86_64 LP64 bitwuzla ✅ 19s 18s +6%
LP64 z3* ✅ 2s 3s -33%
keccak_absorb LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 4s 2s +100%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 6s 4s +50%
LP64 cvc5_arrays_exp ✅ 10s 10s +0%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 1s 2s -50%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 1s 3s -67%
LP64 cvc5_arrays_exp ✅ 3s 2s +50%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3 ✅ 3s 2s +50%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 3s 3s +0%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3_smt_only ✅ 3s 2s +50%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 3s 2s +50%
LP64 cvc5_arrays_exp ✅ 2s 1s +100%
keccak_finalize LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
keccak_init LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 1s +100%
keccak_squeeze LP64 bitwuzla* ✅ 4s 2s +100%
LP64 z3 ✅ 2s 2s +0%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3 ✅ 4s 4s +0%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
keccakf1600_permute LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 3s -67%
keccakf1600_permute_native LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 3s +0%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3_smt_only ✅ 4s 1s +300%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 1s 1s +0%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3 ✅ 2s 2s +0%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 1s 1s +0%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 13s 12s +8%
LP64 z3* ✅ 13s 11s +18%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 3s -33%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 3s 3s +0%
make_hint LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 234s 241s -3%
mld_check_pct LP64 bitwuzla ✅ 6s 4s +50%
LP64 z3* ✅ 5s 5s +0%
mld_compute_pack_z LP64 cadical ✅ 86s 87s -1%
LP64 z3_no_bv_extract* ✅ 5s 5s +0%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 2s 1s +100%
ILP32 cvc5_arrays_exp ✅ 1s 2s -50%
ILP32 z3 ✅ 1s 2s -50%
LP64 bitwuzla ✅ 1s 1s +0%
LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 2s 1s +100%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 3s 2s +50%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 2s +0%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 2s 1s +100%
mld_ct_memcmp LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_no_bv_extract ✅ 93s 98s -5%
mld_ct_sel_int32 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
mld_h LP64 bitwuzla ✅ 5s 2s +150%
LP64 z3* ✅ 4s 4s +0%
mld_invntt_layer LP64 bitwuzla* ✅ 74s 73s +1%
LP64 z3_smt_only ✅ 104s 102s +2%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 1s +200%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 5s 4s +25%
LP64 z3* ✅ 5s 3s +67%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 3s 1s +200%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 1s +100%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 14s 12s +17%
LP64 z3_no_bv_extract ✅ 183s 181s +1%
mld_ntt_layer LP64 bitwuzla* ✅ 29s 26s +12%
LP64 z3_no_bv_extract ✅ 4s 3s +33%
mld_polymat_expand_entry LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 3s -67%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 1s 4s -75%
mld_sample_pack_s1_s2 LP64 cadical ✅ 48s 57s -16%
LP64 z3* ✅ 4s 4s +0%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 242s 240s +1%
LP64 z3* ✅ 4s 3s +33%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 3s 4s -25%
LP64 z3* ✅ 6s 1s +500%
mld_sign_finish LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_sign_resume LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 5s -60%
mld_value_barrier_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
mld_value_barrier_u32 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 4s -50%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 2s 5s -60%
LP64 z3* ✅ 2s 2s +0%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 2s 4s -50%
ntt_native_aarch64 LP64 bitwuzla ✅ 22s 24s -8%
LP64 z3* ✅ 2s 4s -50%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 3s 1s +200%
LP64 cvc5_mbqi_enum ✅ 9s 5s +80%
LP64 z3 ✅ 3s 3s +0%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 1s 3s -67%
LP64 cvc5_mbqi_enum ✅ 6s 7s -14%
LP64 z3 ✅ 2s 3s -33%
ntt_native_x86_64 LP64 bitwuzla ✅ 18s 20s -10%
LP64 z3* ✅ 1s 2s -50%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 206s 206s +0%
LP64 z3* ✅ 3s 2s +50%
pack_sig_c LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
pack_sig_h LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3_no_bv_extract* ✅ 2s 1s +100%
pack_sig_z LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 1s 2s -50%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 3s 5s -40%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 4s 3s +33%
pointwise_acc_native_x86_64 LP64 cadical ✅ 84s 97s -13%
LP64 z3_smt_only* ✅ 3s 5s -40%
pointwise_native_aarch64 LP64 bitwuzla ✅ 25s 26s -4%
LP64 z3* ✅ 2s 2s +0%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 8s 8s +0%
LP64 z3 ✅ 2s 1s +100%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 8s 8s +0%
LP64 z3 ✅ 3s 2s +50%
pointwise_native_x86_64 LP64 bitwuzla ✅ 22s 23s -4%
LP64 z3* ✅ 2s 5s -60%
poly_add LP64 cadical ✅ 46s omitted new
LP64 z3* ✅ 9s 5s +80%
poly_caddq LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 2s 1s +100%
poly_caddq_c LP64 bitwuzla ✅ 23s 20s +15%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native LP64 bitwuzla ✅ 123s 127s -3%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 37s 37s +0%
LP64 z3* ✅ 2s 3s -33%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 144s 138s +4%
LP64 z3* ✅ 2s 2s +0%
poly_challenge LP64 bitwuzla ✅ 26s 27s -4%
LP64 z3* ✅ 3s 2s +50%
poly_chknorm LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 3s -33%
poly_chknorm_c LP64 bitwuzla ✅ 9s 10s -10%
LP64 z3* ✅ 6s 7s -14%
poly_chknorm_native LP64 bitwuzla ✅ 8s 5s +60%
LP64 z3* ✅ 3s 2s +50%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 4s -25%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 4s 3s +33%
poly_decompose LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 3s 2s +50%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 9s 8s +12%
LP64 z3* ✅ 4s 5s -20%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
poly_decompose_c LP64 z3* ✅ 2s 2s +0%
poly_decompose_native LP64 cadical ✅ 13s 14s -7%
LP64 z3* ✅ 5s 3s +67%
poly_decompose_native_x86_64 LP64 cadical ✅ 10s 11s -9%
LP64 z3* ✅ 1s 2s -50%
poly_invntt_tomont LP64 bitwuzla ✅ 6s 7s -14%
LP64 z3* ✅ 2s 3s -33%
poly_invntt_tomont_c LP64 bitwuzla ✅ 177s 179s -1%
LP64 z3_smt_only* ✅ 7s 7s +0%
poly_invntt_tomont_native LP64 bitwuzla ✅ 52s 52s +0%
LP64 z3* ✅ 2s 3s -33%
poly_ntt LP64 bitwuzla ✅ 4s 7s -43%
LP64 z3* ✅ 3s 1s +200%
poly_ntt_c LP64 bitwuzla ✅ 56s 55s +2%
LP64 z3_smt_only* ✅ 12s 12s +0%
poly_ntt_native LP64 bitwuzla ✅ 30s 28s +7%
LP64 z3* ✅ 3s 3s +0%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 1s 4s -75%
poly_pointwise_montgomery LP64 bitwuzla ✅ 11s 12s -8%
LP64 z3* ✅ 2s 2s +0%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 209s 210s -0%
LP64 z3* ✅ 55s 57s -4%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 55s 57s -4%
LP64 z3* ✅ 1s 2s -50%
poly_power2round LP64 bitwuzla ✅ 350s 353s -1%
LP64 z3* ✅ 3s 2s +50%
poly_reduce LP64 bitwuzla ✅ 9s 9s +0%
LP64 z3* ✅ 2s 2s +0%
poly_shiftl LP64 bitwuzla ✅ 12s 13s -8%
LP64 z3* ✅ 3s 3s +0%
poly_sub LP64 bitwuzla ✅ 15s 17s -12%
LP64 z3* ✅ 2s 3s -33%
poly_uniform LP64 bitwuzla ✅ 169s 166s +2%
LP64 z3* ✅ 2s 3s -33%
poly_uniform_4x LP64 z3* ✅ 9s 7s +29%
poly_uniform_eta LP64 bitwuzla ✅ 161s 148s +9%
LP64 z3* ✅ 2s 1s +100%
poly_uniform_eta_4x LP64 z3* ✅ 10s 9s +11%
poly_uniform_gamma1 LP64 cadical ✅ 2s 3s -33%
LP64 z3* ✅ 3s 3s +0%
poly_uniform_gamma1_4x LP64 cadical ✅ 14s 14s +0%
LP64 z3* ✅ 4s 1s +300%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 23s 23s +0%
LP64 z3* ✅ 3s 4s -25%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 14s 13s +8%
LP64 z3* ✅ 4s 3s +33%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 88s 93s -5%
LP64 z3* ✅ 3s 3s +0%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 32s 32s +0%
LP64 z3* ✅ 2s 3s -33%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 32s 33s -3%
LP64 z3* ✅ 4s 1s +300%
polyeta_pack LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 2s +100%
polyeta_unpack LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
polyt0_pack LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 4s 1s +300%
polyt0_unpack LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 8s 9s -11%
polyt1_pack LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 2s +50%
polyt1_unpack LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 88s 86s +2%
polyvec_matrix_expand_serial LP64 z3* ✅ 17s 16s +6%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 3s 2s +50%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 19s 21s -10%
polyveck_caddq LP64 cadical ✅ 207s omitted new
LP64 z3* ✅ 2s 5s -60%
polyveck_decompose_pack_w1 LP64 cadical ✅ 161s omitted new
LP64 z3* ✅ 7s 7s +0%
polyveck_invntt_tomont LP64 cadical ✅ 225s omitted new
LP64 z3* ✅ 4s 5s -20%
polyveck_ntt LP64 cadical ✅ 211s omitted new
LP64 z3* ✅ 5s 5s +0%
polyveck_reduce LP64 cadical ✅ 5s omitted new
LP64 z3* ✅ 1s 1s +0%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 43s 39s +10%
LP64 z3* ✅ 2s 2s +0%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 20s 19s +5%
LP64 z3* ✅ 3s 3s +0%
polyvecl_chknorm LP64 z3* ✅ 3s 3s +0%
polyvecl_ntt LP64 cadical ✅ 193s omitted new
LP64 z3* ✅ 3s 3s +0%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 8s 11s -27%
LP64 z3_smt_only* ✅ 5s 2s +150%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 143s 142s +1%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 112s 114s -2%
LP64 z3_smt_only* ✅ 3s 2s +50%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 37s 36s +3%
LP64 z3* ✅ 3s 3s +0%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 36s 35s +3%
LP64 z3* ✅ 4s 3s +33%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 35s 36s -3%
LP64 z3* ✅ 3s 3s +0%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 37s 35s +6%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 4s -25%
polyw1_pack_32 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack_88 LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 3s +0%
polyw1_unpack LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
polyw1_unpack_32 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 3s 1s +200%
polyw1_unpack_88 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
polyz_pack LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 3s -33%
polyz_unpack LP64 bitwuzla ✅ 8s 6s +33%
LP64 z3* ✅ 1s 1s +0%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 2s +50%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack_c LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 4s -50%
polyz_unpack_native LP64 bitwuzla ✅ 30s 27s +11%
LP64 z3* ✅ 2s 3s -33%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 15s 18s -17%
LP64 z3* ✅ 2s 3s -33%
power2round LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 4s 2s +100%
reduce32 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 3s +0%
rej_eta LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 3s 2s +50%
rej_eta_c LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3 ✅ 12s 13s -8%
rej_eta_native LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 10s 12s -17%
rej_uniform LP64 bitwuzla ✅ 2s 5s -60%
LP64 z3* ✅ 13s 15s -13%
rej_uniform_c LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 12s 11s +9%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 4s 1s +300%
LP64 z3_smt_only ✅ 1s 2s -50%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3_smt_only* ✅ 2s 3s -33%
rej_uniform_native LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3_smt_only ✅ 21s 20s +5%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 2s 3s -33%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3_smt_only* ✅ 9s 10s -10%
shake128_absorb LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
shake128_finalize LP64 cvc5_arrays_exp ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
shake128_init LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
shake128_release LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 2s -50%
shake128_squeeze LP64 bitwuzla* ✅ 2s 3s -33%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
shake128x4_absorb_once LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 1s 3s -67%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 2s 1s +100%
shake256 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
shake256_absorb LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 3s -33%
shake256_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
shake256_init LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
shake256_release LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
shake256_squeeze LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 2s 3s -33%
shake256x4_absorb_once LP64 bitwuzla* ✅ 4s 2s +100%
LP64 z3 ✅ 3s 2s +50%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 2s 2s +0%
sig_unpack_hints LP64 bitwuzla ✅ 1590s 1493s +6%
LP64 z3* ✅ 21s 18s +17%
sign_keypair LP64 z3* ✅ 4s 5s -20%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 20s 20s +0%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 40s 39s +3%
sign_signature LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 5s 3s +67%
sign_signature_extmu LP64 cadical ✅ 31s 37s -16%
LP64 z3* ✅ 2s 4s -50%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 220s 231s -5%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 8s 4s +100%
sign_signature_pre_hash_shake256 LP64 bitwuzla ✅ 412s 371s +11%
LP64 z3* ✅ 7s 4s +75%
sign_verify LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
sign_verify_extmu LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 4s -50%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 501s 523s -4%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 3s 3s +0%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 5s 5s +0%
sk_s1hat_get_poly LP64 bitwuzla ✅ 41s 40s +2%
LP64 z3* ✅ 1s 3s -67%
sk_s2hat_get_poly LP64 bitwuzla ✅ 31s 33s -6%
LP64 z3* ✅ 2s 2s +0%
sk_t0hat_get_poly LP64 bitwuzla ✅ 31s 31s +0%
LP64 z3* ✅ 2s 2s +0%
sys_check_capability LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 3s 2s +50%
unpack_pk_t1 LP64 bitwuzla ✅ 11s 13s -15%
LP64 z3* ✅ 1s 5s -80%
unpack_sk LP64 cadical ✅ 49s 58s -16%
LP64 z3* ✅ 3s 1s +200%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 88s 90s -2%
LP64 z3* ✅ 3s 3s +0%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 162s 153s +6%
LP64 z3* ✅ 4s 4s +0%
unpack_sk_t0hat LP64 cadical ✅ 101s omitted new
LP64 z3* ✅ 2s 5s -60%
use_hint LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 4s -50%
yvec_get_poly LP64 bitwuzla ✅ 33s 34s -3%
LP64 z3* ✅ 3s 2s +50%
yvec_init LP64 bitwuzla ✅ 8s 10s -20%
LP64 z3* ✅ 3s 2s +50%

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-65, REDUCE-RAM)

* default.

Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 1566s 1484s +5.5%
caddq LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 1s 1s +0%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 41s 39s +5%
decompose LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 1s 3s -67%
fqmul LP64 bitwuzla* ✅ 28s 24s +17%
LP64 z3_smt_only ✅ 21s 20s +5%
fqscale LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 2s 3s -33%
intt_native_aarch64 LP64 bitwuzla ✅ 26s 21s +24%
LP64 z3* ✅ 4s 3s +33%
intt_native_rv32im_fastmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 8s 8s +0%
LP64 z3 ✅ 3s 2s +50%
intt_native_rv32im_slowmul ILP32 z3* ✅ 2s 2s +0%
LP64 cvc5_mbqi_enum ✅ 6s 6s +0%
LP64 z3 ✅ 3s 2s +50%
intt_native_x86_64 LP64 bitwuzla ✅ 21s 19s +11%
LP64 z3* ✅ 3s 3s +0%
keccak_absorb LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 5s 5s +0%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 5s 5s +0%
LP64 cvc5_arrays_exp ✅ 8s 8s +0%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 1s 4s -75%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 1s 2s -50%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 3s 3s +0%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3_smt_only ✅ 2s 1s +100%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3_smt_only ✅ 2s 1s +100%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 1s 1s +0%
LP64 cvc5_arrays_exp ✅ 1s 1s +0%
keccak_finalize LP64 cvc5_arrays_exp ✅ 1s 1s +0%
LP64 z3* ✅ 2s 3s -33%
keccak_init LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 1s 3s -67%
keccak_squeeze LP64 bitwuzla* ✅ 3s 4s -25%
LP64 z3 ✅ 2s 2s +0%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 5s 3s +67%
LP64 z3 ✅ 3s 1s +200%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
keccakf1600_permute LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
keccakf1600_permute_native LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 1s 1s +0%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 2s 4s -50%
LP64 cvc5_arrays_exp ✅ 1s 2s -50%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 2s 1s +100%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3 ✅ 3s 1s +200%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 2s 2s +0%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 15s 12s +25%
LP64 z3* ✅ 12s 12s +0%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 1s +100%
LP64 cvc5_arrays_exp ✅ 1s 1s +0%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3_no_bv_extract ✅ 1s 2s -50%
make_hint LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 1s 2s -50%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 232s 210s +10%
mld_check_pct LP64 bitwuzla ✅ 5s 6s -17%
LP64 z3* ✅ 5s 5s +0%
mld_compute_pack_z LP64 cadical ✅ 39s 43s -9%
LP64 z3_no_bv_extract* ✅ 3s 4s -25%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 4s 2s +100%
ILP32 cvc5_arrays_exp ✅ 1s 2s -50%
ILP32 z3 ✅ 1s 2s -50%
LP64 bitwuzla ✅ 2s 3s -33%
LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 2s 4s -50%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 1s 1s +0%
LP64 z3* ✅ 2s 3s -33%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 3s -33%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 2s 1s +100%
mld_ct_memcmp LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 96s 83s +16%
mld_ct_sel_int32 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 1s 1s +0%
mld_h LP64 bitwuzla ✅ 4s 6s -33%
LP64 z3* ✅ 3s 1s +200%
mld_invntt_layer LP64 bitwuzla* ✅ 77s 67s +15%
LP64 z3_smt_only ✅ 88s 75s +17%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 1s 1s +0%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 4s 4s +0%
LP64 z3* ✅ 3s 5s -40%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 2s 1s +100%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 1s +100%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 17s 14s +21%
LP64 z3_no_bv_extract ✅ 141s 121s +17%
mld_ntt_layer LP64 bitwuzla* ✅ 32s 26s +23%
LP64 z3_no_bv_extract ✅ 3s 4s -25%
mld_polymat_expand_entry LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 2s +0%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 4s 2s +100%
mld_sample_pack_s1_s2 LP64 cadical ✅ 49s 51s -4%
LP64 z3* ✅ 5s 4s +25%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 239s 234s +2%
LP64 z3* ✅ 4s 3s +33%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 3s 3s +0%
LP64 z3* ✅ 2s 2s +0%
mld_sign_finish LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 2s +50%
mld_sign_resume LP64 bitwuzla ✅ 6s 2s +200%
LP64 z3* ✅ 2s 2s +0%
mld_value_barrier_i64 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 1s +100%
mld_value_barrier_u32 LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 3s -33%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 5s 2s +150%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
ntt_native_aarch64 LP64 bitwuzla ✅ 23s 20s +15%
LP64 z3* ✅ 1s 2s -50%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 3s 4s -25%
LP64 cvc5_mbqi_enum ✅ 6s 6s +0%
LP64 z3 ✅ 3s 2s +50%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 8s 5s +60%
LP64 z3 ✅ 3s 2s +50%
ntt_native_x86_64 LP64 bitwuzla ✅ 22s 18s +22%
LP64 z3* ✅ 1s 2s -50%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 203s 161s +26%
LP64 z3* ✅ 3s 2s +50%
pack_sig_c LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 4s 4s +0%
pack_sig_h LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3_no_bv_extract* ✅ 2s 4s -50%
pack_sig_z LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 3s -33%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 1s 3s -67%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 2s 5s -60%
pointwise_acc_native_x86_64 LP64 cadical ✅ 104s 84s +24%
LP64 z3_smt_only* ✅ 3s 4s -25%
pointwise_native_aarch64 LP64 bitwuzla ✅ 26s 22s +18%
LP64 z3* ✅ 5s 2s +150%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 7s 7s +0%
LP64 z3 ✅ 1s 3s -67%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 2s 4s -50%
LP64 cvc5_mbqi_enum ✅ 9s 7s +29%
LP64 z3 ✅ 2s 4s -50%
pointwise_native_x86_64 LP64 bitwuzla ✅ 25s 20s +25%
LP64 z3* ✅ 1s 3s -67%
poly_add LP64 cadical ✅ 48s omitted new
LP64 z3* ✅ 10s 4s +150%
poly_caddq LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 4s 4s +0%
poly_caddq_c LP64 bitwuzla ✅ 22s 19s +16%
LP64 z3* ✅ 3s 3s +0%
poly_caddq_native LP64 bitwuzla ✅ 130s 115s +13%
LP64 z3* ✅ 5s 2s +150%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 38s 35s +9%
LP64 z3* ✅ 2s 2s +0%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 147s 127s +16%
LP64 z3* ✅ 2s 3s -33%
poly_challenge LP64 bitwuzla ✅ 27s 24s +12%
LP64 z3* ✅ 3s 5s -40%
poly_chknorm LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 2s +50%
poly_chknorm_c LP64 bitwuzla ✅ 10s 10s +0%
LP64 z3* ✅ 6s 7s -14%
poly_chknorm_native LP64 bitwuzla ✅ 5s 7s -29%
LP64 z3* ✅ 4s 2s +100%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 2s +50%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 2s 2s +0%
poly_decompose LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 2s 2s +0%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 9s 11s -18%
LP64 z3* ✅ 3s 2s +50%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
poly_decompose_c LP64 z3* ✅ 5s 7s -29%
poly_decompose_native LP64 cadical ✅ 17s 16s +6%
LP64 z3* ✅ 2s 3s -33%
poly_decompose_native_x86_64 LP64 cadical ✅ 9s 9s +0%
LP64 z3* ✅ 4s 3s +33%
poly_invntt_tomont LP64 bitwuzla ✅ 4s 6s -33%
LP64 z3* ✅ 3s 4s -25%
poly_invntt_tomont_c LP64 bitwuzla ✅ 181s 164s +10%
LP64 z3_smt_only* ✅ 7s 8s -12%
poly_invntt_tomont_native LP64 bitwuzla ✅ 54s 50s +8%
LP64 z3* ✅ 2s 3s -33%
poly_ntt LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 4s 3s +33%
poly_ntt_c LP64 bitwuzla ✅ 57s 51s +12%
LP64 z3_smt_only* ✅ 13s 10s +30%
poly_ntt_native LP64 bitwuzla ✅ 30s 28s +7%
LP64 z3* ✅ 1s 3s -67%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 1s 4s -75%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
poly_pointwise_montgomery LP64 bitwuzla ✅ 14s 9s +56%
LP64 z3* ✅ 3s 1s +200%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 218s 182s +20%
LP64 z3* ✅ 91s 78s +17%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 55s 51s +8%
LP64 z3* ✅ 5s 3s +67%
poly_power2round LP64 bitwuzla ✅ 336s 324s +4%
LP64 z3* ✅ 7s 4s +75%
poly_reduce LP64 bitwuzla ✅ 10s 9s +11%
LP64 z3* ✅ 2s 1s +100%
poly_shiftl LP64 bitwuzla ✅ 12s 11s +9%
LP64 z3* ✅ 2s 3s -33%
poly_sub LP64 bitwuzla ✅ 17s 14s +21%
LP64 z3* ✅ 3s 3s +0%
poly_uniform LP64 bitwuzla ✅ 166s 155s +7%
LP64 z3* ✅ 2s 4s -50%
poly_uniform_4x LP64 z3* ✅ 3s 2s +50%
poly_uniform_eta LP64 bitwuzla ✅ 167s 147s +14%
LP64 z3* ✅ 1s 3s -67%
poly_uniform_eta_4x LP64 z3* ✅ 11s 8s +38%
poly_uniform_gamma1 LP64 cadical ✅ 2s 4s -50%
LP64 z3* ✅ 2s 1s +100%
poly_uniform_gamma1_4x LP64 cadical ✅ 1s 2s -50%
LP64 z3* ✅ 2s 2s +0%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 26s 26s +0%
LP64 z3* ✅ 2s 1s +100%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 13s 13s +0%
LP64 z3* ✅ 3s 2s +50%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 85s 95s -11%
LP64 z3* ✅ 2s 1s +100%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 31s 30s +3%
LP64 z3* ✅ 3s 3s +0%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 31s 29s +7%
LP64 z3* ✅ 2s 4s -50%
polyeta_pack LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 3s 3s +0%
polyeta_unpack LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 4s 4s +0%
polyt0_pack LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 4s -50%
polyt0_unpack LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 9s 7s +29%
polyt1_pack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 4s +0%
polyt1_unpack LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 3s -33%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 2s 2s +0%
polyvec_matrix_expand_serial LP64 z3* ✅ 2s 2s +0%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 4s 5s -20%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 135s 129s +5%
polyveck_caddq LP64 cadical ✅ 216s omitted new
LP64 z3* ✅ 3s 5s -40%
polyveck_decompose_pack_w1 LP64 cadical ✅ 164s omitted new
LP64 z3* ✅ 3s 9s -67%
polyveck_invntt_tomont LP64 cadical ✅ 232s omitted new
LP64 z3* ✅ 4s 4s +0%
polyveck_ntt LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 1s 2s -50%
polyveck_reduce LP64 cadical ✅ 204s omitted new
LP64 z3* ✅ 3s 5s -40%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 4s 3s +33%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 18s 17s +6%
LP64 z3* ✅ 2s 1s +100%
polyvecl_chknorm LP64 z3* ✅ 3s 2s +50%
polyvecl_ntt LP64 cadical ✅ 200s omitted new
LP64 z3* ✅ 3s 3s +0%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 3s 2s +50%
LP64 z3_smt_only* ✅ 2s 2s +0%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 2s 2s +0%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 1s 3s -67%
LP64 z3_smt_only* ✅ 1s 3s -67%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 1s 2s -50%
LP64 z3* ✅ 1s 2s -50%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 31s 35s -11%
LP64 z3* ✅ 2s 3s -33%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 36s 34s +6%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 3s 3s +0%
polyw1_pack_32 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack_88 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 1s 3s -67%
polyw1_unpack LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 1s +200%
polyw1_unpack_32 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 3s +33%
polyw1_unpack_88 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 4s 2s +100%
polyz_pack LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 1s +0%
polyz_unpack LP64 bitwuzla ✅ 6s 6s +0%
LP64 z3* ✅ 1s 2s -50%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 3s 2s +50%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack_c LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 6s 3s +100%
polyz_unpack_native LP64 bitwuzla ✅ 30s 29s +3%
LP64 z3* ✅ 2s 1s +100%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 17s 19s -11%
LP64 z3* ✅ 3s 2s +50%
power2round LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
reduce32 LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 1s +200%
rej_eta LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 2s 2s +0%
rej_eta_c LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3 ✅ 18s 17s +6%
rej_eta_native LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3_smt_only ✅ 11s 9s +22%
rej_uniform LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 5s 8s -38%
rej_uniform_c LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 11s 9s +22%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 2s 2s +0%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3_smt_only* ✅ 3s 5s -40%
rej_uniform_native LP64 bitwuzla* ✅ 4s 3s +33%
LP64 z3_smt_only ✅ 23s 17s +35%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3_smt_only ✅ 3s 1s +200%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 3s 5s -40%
LP64 z3_smt_only* ✅ 9s 9s +0%
shake128_absorb LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 1s 3s -67%
shake128_finalize LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
shake128_init LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
shake128_release LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 1s 1s +0%
shake128_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 1s +100%
shake128x4_absorb_once LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 2s 3s -33%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3 ✅ 2s 1s +100%
shake256 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
shake256_absorb LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 3s +0%
shake256_finalize LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
shake256_init LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 3s 3s +0%
shake256_release LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 1s 1s +0%
shake256_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 2s 2s +0%
shake256x4_absorb_once LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 3s 2s +50%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 3s 3s +0%
sig_unpack_hints LP64 bitwuzla ✅ 1610s 1334s +21%
LP64 z3* ✅ 19s 17s +12%
sign_keypair LP64 z3* ✅ 5s 5s +0%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 18s 19s -5%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 39s 35s +11%
sign_signature LP64 bitwuzla ✅ 5s 4s +25%
LP64 z3* ✅ 5s 3s +67%
sign_signature_extmu LP64 cadical ✅ 29s 32s -9%
LP64 z3* ✅ 3s 2s +50%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 17s 17s +0%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 4s 6s -33%
LP64 z3* ✅ 4s 4s +0%
sign_signature_pre_hash_shake256 LP64 bitwuzla ✅ 444s 396s +12%
LP64 z3* ✅ 5s 3s +67%
sign_verify LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
sign_verify_extmu LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 252s 234s +8%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 4s -25%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 2s +0%
sk_s1hat_get_poly LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 2s +50%
sk_s2hat_get_poly LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
sk_t0hat_get_poly LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 3s 3s +0%
sys_check_capability LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
unpack_pk_t1 LP64 bitwuzla ✅ 15s 11s +36%
LP64 z3* ✅ 4s 2s +100%
unpack_sk LP64 cadical ✅ 4s 1s +300%
LP64 z3* ✅ 2s 2s +0%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
unpack_sk_t0hat LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 3s 3s +0%
use_hint LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
yvec_get_poly LP64 bitwuzla ✅ 7s 4s +75%
LP64 z3* ✅ 2s 1s +100%
yvec_init LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 1s +100%

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-87, REDUCE-RAM)

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⚠️ Attention Required

Proof DM Solver Status Current Previous Change
sign_signature_pre_hash_shake256 LP64 bitwuzla ❌ - 1753s -
Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 1609s 1665s -3.4%
caddq LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 2s +0%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 35s 36s -3%
decompose LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 2s +0%
fqmul LP64 bitwuzla* ✅ 29s 26s +12%
LP64 z3_smt_only ✅ 23s 23s +0%
fqscale LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3 ✅ 2s 2s +0%
intt_native_aarch64 LP64 bitwuzla ✅ 26s 25s +4%
LP64 z3* ✅ 2s 2s +0%
intt_native_rv32im_fastmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 9s 8s +12%
LP64 z3 ✅ 3s 2s +50%
intt_native_rv32im_slowmul ILP32 z3* ✅ 2s 3s -33%
LP64 cvc5_mbqi_enum ✅ 7s 8s -12%
LP64 z3 ✅ 2s 1s +100%
intt_native_x86_64 LP64 bitwuzla ✅ 21s 21s +0%
LP64 z3* ✅ 1s 2s -50%
keccak_absorb LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 3s 5s -40%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 5s 4s +25%
LP64 cvc5_arrays_exp ✅ 10s 8s +25%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 2s 2s +0%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 4s 1s +300%
LP64 z3 ✅ 2s 1s +100%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_smt_only ✅ 2s 2s +0%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3_smt_only ✅ 2s 3s -33%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 1s 2s -50%
LP64 cvc5_arrays_exp ✅ 3s 2s +50%
keccak_finalize LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
keccak_init LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 2s +0%
keccak_squeeze LP64 bitwuzla* ✅ 2s 4s -50%
LP64 z3 ✅ 4s 2s +100%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3 ✅ 2s 3s -33%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 1s +100%
keccakf1600_permute LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
keccakf1600_permute_native LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 3s -33%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 3s 2s +50%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 1s 1s +0%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3 ✅ 3s 2s +50%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 1s 2s -50%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 4s 3s +33%
LP64 z3* ✅ 2s 2s +0%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 13s 12s +8%
LP64 z3* ✅ 14s 12s +17%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 3s 2s +50%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 1s 2s -50%
LP64 z3_no_bv_extract ✅ 2s 3s -33%
make_hint LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 205s 243s -16%
mld_check_pct LP64 bitwuzla ✅ 6s 6s +0%
LP64 z3* ✅ 4s 8s -50%
mld_compute_pack_z LP64 cadical ✅ 40s 44s -9%
LP64 z3_no_bv_extract* ✅ 3s 4s -25%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 4s 4s +0%
ILP32 cvc5_arrays_exp ✅ 1s 2s -50%
ILP32 z3 ✅ 1s 3s -67%
LP64 bitwuzla ✅ 1s 1s +0%
LP64 cvc5_arrays_exp ✅ 3s 4s -25%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 4s 3s +33%
LP64 z3* ✅ 3s 3s +0%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 4s 3s +33%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 1s +100%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 1s 4s -75%
mld_ct_memcmp LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 99s 100s -1%
mld_ct_sel_int32 LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 1s 1s +0%
mld_h LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 2s -50%
mld_invntt_layer LP64 bitwuzla* ✅ 85s 76s +12%
LP64 z3_smt_only ✅ 87s 85s +2%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 4s 3s +33%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 3s 4s -25%
LP64 z3* ✅ 4s 4s +0%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 1s 3s -67%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 15s 12s +25%
LP64 z3_no_bv_extract ✅ 128s 144s -11%
mld_ntt_layer LP64 bitwuzla* ✅ 33s 30s +10%
LP64 z3_no_bv_extract ✅ 2s 4s -50%
mld_polymat_expand_entry LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 3s 4s -25%
mld_sample_pack_s1_s2 LP64 cadical ✅ 79s 94s -16%
LP64 z3* ✅ 9s 5s +80%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 566s 562s +1%
LP64 z3* ✅ 5s 4s +25%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
mld_sign_finish LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 3s -33%
mld_sign_resume LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 3s 3s +0%
mld_value_barrier_i64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 1s 1s +0%
mld_value_barrier_u32 LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 4s 2s +100%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 1s 4s -75%
ntt_native_aarch64 LP64 bitwuzla ✅ 24s 22s +9%
LP64 z3* ✅ 2s 3s -33%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 6s 7s -14%
LP64 z3 ✅ 2s 5s -60%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 3s 2s +50%
LP64 cvc5_mbqi_enum ✅ 7s 6s +17%
LP64 z3 ✅ 3s 2s +50%
ntt_native_x86_64 LP64 bitwuzla ✅ 20s 19s +5%
LP64 z3* ✅ 4s 3s +33%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 232s 212s +9%
LP64 z3* ✅ 2s 3s -33%
pack_sig_c LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 1s 3s -67%
pack_sig_h LP64 bitwuzla ✅ 4s 7s -43%
LP64 z3_no_bv_extract* ✅ 2s 4s -50%
pack_sig_z LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 2s +0%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 2s 4s -50%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 7s 5s +40%
pointwise_acc_native_x86_64 LP64 cadical ✅ 97s 115s -16%
LP64 z3_smt_only* ✅ 4s 5s -20%
pointwise_native_aarch64 LP64 bitwuzla ✅ 27s 23s +17%
LP64 z3* ✅ 4s 1s +300%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 2s 1s +100%
LP64 cvc5_mbqi_enum ✅ 10s 7s +43%
LP64 z3 ✅ 3s 1s +200%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 1s 2s -50%
LP64 cvc5_mbqi_enum ✅ 10s 10s +0%
LP64 z3 ✅ 3s 2s +50%
pointwise_native_x86_64 LP64 bitwuzla ✅ 25s 25s +0%
LP64 z3* ✅ 4s 3s +33%
poly_add LP64 cadical ✅ 47s omitted new
LP64 z3* ✅ 9s 3s +200%
poly_caddq LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 2s 1s +100%
poly_caddq_c LP64 bitwuzla ✅ 25s 23s +9%
LP64 z3* ✅ 4s 5s -20%
poly_caddq_native LP64 bitwuzla ✅ 141s 135s +4%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 41s 37s +11%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 138s 146s -5%
LP64 z3* ✅ 5s 3s +67%
poly_challenge LP64 bitwuzla ✅ 39s 40s -3%
LP64 z3* ✅ 2s 3s -33%
poly_chknorm LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 3s +0%
poly_chknorm_c LP64 bitwuzla ✅ 9s 9s +0%
LP64 z3* ✅ 6s 8s -25%
poly_chknorm_native LP64 bitwuzla ✅ 7s 6s +17%
LP64 z3* ✅ 2s 3s -33%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 2s 4s -50%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
poly_decompose LP64 bitwuzla ✅ 5s 4s +25%
LP64 z3* ✅ 2s 3s -33%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 9s 14s -36%
LP64 z3* ✅ 2s 2s +0%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 1s 2s -50%
poly_decompose_c LP64 z3* ✅ 7s 5s +40%
poly_decompose_native LP64 cadical ✅ 13s 16s -19%
LP64 z3* ✅ 2s 3s -33%
poly_decompose_native_x86_64 LP64 cadical ✅ 10s 11s -9%
LP64 z3* ✅ 3s 1s +200%
poly_invntt_tomont LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 2s 3s -33%
poly_invntt_tomont_c LP64 bitwuzla ✅ 200s 179s +12%
LP64 z3_smt_only* ✅ 6s 9s -33%
poly_invntt_tomont_native LP64 bitwuzla ✅ 56s 53s +6%
LP64 z3* ✅ 3s 2s +50%
poly_ntt LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 1s 2s -50%
poly_ntt_c LP64 bitwuzla ✅ 64s 57s +12%
LP64 z3_smt_only* ✅ 11s 12s -8%
poly_ntt_native LP64 bitwuzla ✅ 37s 32s +16%
LP64 z3* ✅ 2s 2s +0%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 1s 3s -67%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 3s 3s +0%
poly_pointwise_montgomery LP64 bitwuzla ✅ 11s 12s -8%
LP64 z3* ✅ 2s 2s +0%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 231s 218s +6%
LP64 z3* ✅ 95s 92s +3%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 60s 55s +9%
LP64 z3* ✅ 3s 4s -25%
poly_power2round LP64 bitwuzla ✅ 376s 340s +11%
LP64 z3* ✅ 3s 4s -25%
poly_reduce LP64 bitwuzla ✅ 9s 11s -18%
LP64 z3* ✅ 2s 1s +100%
poly_shiftl LP64 bitwuzla ✅ 15s 14s +7%
LP64 z3* ✅ 4s 2s +100%
poly_sub LP64 bitwuzla ✅ 19s 19s +0%
LP64 z3* ✅ 2s 4s -50%
poly_uniform LP64 bitwuzla ✅ 181s 168s +8%
LP64 z3* ✅ 3s 2s +50%
poly_uniform_4x LP64 z3* ✅ 2s 6s -67%
poly_uniform_eta LP64 bitwuzla ✅ 99s 95s +4%
LP64 z3* ✅ 3s 4s -25%
poly_uniform_eta_4x LP64 z3* ✅ 8s 7s +14%
poly_uniform_gamma1 LP64 cadical ✅ 3s 3s +0%
LP64 z3* ✅ 1s 2s -50%
poly_uniform_gamma1_4x LP64 cadical ✅ 2s 1s +100%
LP64 z3* ✅ 4s 2s +100%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 26s 24s +8%
LP64 z3* ✅ 1s 2s -50%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 15s 13s +15%
LP64 z3* ✅ 2s 1s +100%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 87s 89s -2%
LP64 z3* ✅ 3s 3s +0%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 34s 33s +3%
LP64 z3* ✅ 2s 3s -33%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 33s 32s +3%
LP64 z3* ✅ 1s 2s -50%
polyeta_pack LP64 bitwuzla ✅ 5s 4s +25%
LP64 z3* ✅ 2s 1s +100%
polyeta_unpack LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 8s 8s +0%
polyt0_pack LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 2s 3s -33%
polyt0_unpack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 9s 7s +29%
polyt1_pack LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 4s 3s +33%
polyt1_unpack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 3s 4s -25%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 3s 2s +50%
polyvec_matrix_expand_serial LP64 z3* ✅ 1s 2s -50%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 4s 5s -20%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 107s 101s +6%
polyveck_caddq LP64 cadical ✅ 370s omitted new
LP64 z3* ✅ 3s 5s -40%
polyveck_decompose_pack_w1 LP64 cadical ✅ 203s omitted new
LP64 z3* ✅ 6s 16s -62%
polyveck_invntt_tomont LP64 cadical ✅ 365s omitted new
LP64 z3* ✅ 2s 6s -67%
polyveck_ntt LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 3s 2s +50%
polyveck_reduce LP64 cadical ✅ 281s omitted new
LP64 z3* ✅ 1s 6s -83%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 20s 18s +11%
LP64 z3* ✅ 1s 2s -50%
polyvecl_chknorm LP64 z3* ✅ 2s 3s -33%
polyvecl_ntt LP64 cadical ✅ 212s omitted new
LP64 z3* ✅ 5s 4s +25%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 1s 2s -50%
LP64 z3_smt_only* ✅ 2s 2s +0%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 2s 2s +0%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 2s 3s -33%
LP64 z3_smt_only* ✅ 2s 3s -33%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 1s 2s -50%
LP64 z3* ✅ 1s 3s -67%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 1s 1s +0%
LP64 z3* ✅ 1s 1s +0%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 54s 51s +6%
LP64 z3* ✅ 2s 3s -33%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 50s 46s +9%
LP64 z3* ✅ 1s 3s -67%
polyw1_pack LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 2s +0%
polyw1_pack_32 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 4s 1s +300%
polyw1_pack_88 LP64 bitwuzla ✅ 4s 5s -20%
LP64 z3* ✅ 5s 3s +67%
polyw1_unpack LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 1s 3s -67%
polyw1_unpack_32 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 3s +0%
polyw1_unpack_88 LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 1s 1s +0%
polyz_pack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 1s 3s -67%
polyz_unpack LP64 bitwuzla ✅ 7s 6s +17%
LP64 z3* ✅ 3s 2s +50%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 1s 4s -75%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 3s 5s -40%
polyz_unpack_c LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 4s 6s -33%
polyz_unpack_native LP64 bitwuzla ✅ 30s 30s +0%
LP64 z3* ✅ 1s 1s +0%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 19s 17s +12%
LP64 z3* ✅ 2s 2s +0%
power2round LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 1s +100%
reduce32 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 2s +50%
rej_eta LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 7s 2s +250%
rej_eta_c LP64 bitwuzla* ✅ 4s 2s +100%
LP64 z3 ✅ 28s 26s +8%
rej_eta_native LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 12s 14s -14%
rej_uniform LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 5s 6s -17%
rej_uniform_c LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 12s 12s +0%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 3s 4s -25%
LP64 z3_smt_only ✅ 4s 4s +0%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3_smt_only* ✅ 3s 2s +50%
rej_uniform_native LP64 bitwuzla* ✅ 2s 5s -60%
LP64 z3_smt_only ✅ 24s 20s +20%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 2s 5s -60%
LP64 z3_smt_only ✅ 2s 3s -33%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3_smt_only* ✅ 12s 14s -14%
shake128_absorb LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 3s 1s +200%
shake128_finalize LP64 cvc5_arrays_exp ✅ 2s 5s -60%
LP64 z3* ✅ 1s 1s +0%
shake128_init LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 3s 3s +0%
shake128_release LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 3s -67%
shake128_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 1s 2s -50%
shake128x4_absorb_once LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 1s 2s -50%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 1s 3s -67%
shake256 LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 1s 3s -67%
shake256_absorb LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 3s -67%
shake256_finalize LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
shake256_init LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
shake256_release LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 1s 3s -67%
shake256_squeeze LP64 bitwuzla* ✅ 5s 2s +150%
LP64 z3 ✅ 1s 2s -50%
shake256x4_absorb_once LP64 bitwuzla* ✅ 1s 1s +0%
LP64 z3 ✅ 1s 2s -50%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3_smt_only ✅ 3s 1s +200%
sig_unpack_hints LP64 bitwuzla ✅ 31s 31s +0%
LP64 z3* ✅ 21s 21s +0%
sign_keypair LP64 z3* ✅ 5s 6s -17%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 26s 28s -7%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 42s 38s +11%
sign_signature LP64 bitwuzla ✅ 5s 3s +67%
LP64 z3* ✅ 5s 4s +25%
sign_signature_extmu LP64 cadical ✅ 67s 85s -21%
LP64 z3* ✅ 6s 4s +50%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 17s 18s -6%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 6s 3s +100%
LP64 z3* ✅ 2s 2s +0%
sign_signature_pre_hash_shake256 LP64 bitwuzla ❌ - 1753s -
LP64 z3* ✅ 6s 3s +100%
sign_verify LP64 bitwuzla ✅ 5s 5s +0%
LP64 z3* ✅ 5s 2s +150%
sign_verify_extmu LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 3s -67%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 329s 317s +4%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 1s +200%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
sk_s1hat_get_poly LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
sk_s2hat_get_poly LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 2s +50%
sk_t0hat_get_poly LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 2s +0%
sys_check_capability LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 3s -33%
unpack_pk_t1 LP64 bitwuzla ✅ 13s 11s +18%
LP64 z3* ✅ 1s 2s -50%
unpack_sk LP64 cadical ✅ 2s 3s -33%
LP64 z3* ✅ 2s 4s -50%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 3s 1s +200%
LP64 z3* ✅ 2s 2s +0%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 3s 2s +50%
LP64 z3* ✅ 2s 4s -50%
unpack_sk_t0hat LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 2s 4s -50%
use_hint LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 3s -33%
yvec_get_poly LP64 bitwuzla ✅ 8s 7s +14%
LP64 z3* ✅ 2s 1s +100%
yvec_init LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%

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oqs-bot commented Oct 25, 2026 •

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CBMC Results (ML-DSA-87)

* default.

Full Results (423 configurations)
Proof DM Solver Status Current Previous Change
**TOTAL** - - ✅ 3510s 3221s +9.0%
caddq LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 1s +100%
compute_pack_t0_t1 LP64 z3_no_bv_extract* ✅ 252s 231s +9%
decompose LP64 bitwuzla ✅ 2s 4s -50%
LP64 z3* ✅ 1s 3s -67%
fqmul LP64 bitwuzla* ✅ 23s 22s +5%
LP64 z3_smt_only ✅ 19s 21s -10%
fqscale LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3 ✅ 2s 3s -33%
intt_native_aarch64 LP64 bitwuzla ✅ 25s 23s +9%
LP64 z3* ✅ 2s 2s +0%
intt_native_rv32im_fastmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 7s 8s -12%
LP64 z3 ✅ 2s 2s +0%
intt_native_rv32im_slowmul ILP32 z3* ✅ 2s 1s +100%
LP64 cvc5_mbqi_enum ✅ 7s 7s +0%
LP64 z3 ✅ 3s 2s +50%
intt_native_x86_64 LP64 bitwuzla ✅ 19s 19s +0%
LP64 z3* ✅ 4s 4s +0%
keccak_absorb LP64 cvc5_arrays_exp ✅ 4s 2s +100%
LP64 z3* ✅ 3s 4s -25%
keccak_absorb_once_x4 LP64 bitwuzla* ✅ 7s 8s -12%
LP64 cvc5_arrays_exp ✅ 8s 8s +0%
keccak_f1600_x1_native_aarch64 LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 2s 1s +100%
keccak_f1600_x1_native_aarch64_v84a LP64 bitwuzla* ✅ 3s 2s +50%
LP64 cvc5_arrays_exp ✅ 1s 3s -67%
keccak_f1600_x4_native_aarch64_v84a LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 3s 4s -25%
keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid LP64 bitwuzla* ✅ 5s 1s +400%
LP64 z3_smt_only ✅ 2s 3s -33%
keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 2s 3s -33%
keccak_f1600_x4_native_avx2 LP64 bitwuzla* ✅ 1s 2s -50%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
keccak_finalize LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 2s 4s -50%
keccak_init LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
keccak_squeeze LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3 ✅ 2s 1s +100%
keccak_squeezeblocks_x4 LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3 ✅ 1s 4s -75%
keccakf1600_extract_bytes (big endian) LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
keccakf1600_permute LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
keccakf1600_permute_native LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 4s -50%
keccakf1600_xor_bytes LP64 bitwuzla* ✅ 1s 2s -50%
LP64 cvc5_arrays_exp ✅ 3s 2s +50%
keccakf1600_xor_bytes (big endian) LP64 bitwuzla* ✅ 3s 5s -40%
LP64 z3_smt_only ✅ 2s 3s -33%
keccakf1600x4_extract_bytes LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3 ✅ 4s 1s +300%
keccakf1600x4_extract_bytes_native LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3 ✅ 1s 3s -67%
keccakf1600x4_permute LP64 cvc5_arrays_exp ✅ 4s 2s +100%
LP64 z3* ✅ 2s 3s -33%
keccakf1600x4_permute_native LP64 cvc5_arrays_exp ✅ 12s 11s +9%
LP64 z3* ✅ 12s 13s -8%
keccakf1600x4_xor_bytes LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 1s 4s -75%
keccakf1600x4_xor_bytes_native LP64 bitwuzla* ✅ 1s 3s -67%
LP64 z3_no_bv_extract ✅ 6s 1s +500%
make_hint LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 3s 4s -25%
mld_attempt_signature_generation LP64 z3_no_bv_extract* ✅ 314s 290s +8%
mld_check_pct LP64 bitwuzla ✅ 5s 9s -44%
LP64 z3* ✅ 5s 5s +0%
mld_compute_pack_z LP64 cadical ✅ 85s 97s -12%
LP64 z3_no_bv_extract* ✅ 4s 4s +0%
mld_ct_abs_i32 ILP32 bitwuzla ✅ 1s 2s -50%
ILP32 cvc5_arrays_exp ✅ 3s 1s +200%
ILP32 z3 ✅ 2s 4s -50%
LP64 bitwuzla ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_neg_i32 LP64 cvc5_arrays_exp ✅ 1s 2s -50%
LP64 z3* ✅ 2s 2s +0%
mld_ct_cmask_nonzero_u32 LP64 cvc5_arrays_exp ✅ 4s 5s -20%
LP64 z3* ✅ 4s 3s +33%
mld_ct_cmask_nonzero_u8 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
mld_ct_get_optblocker_i64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 2s +50%
mld_ct_get_optblocker_u32 LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 2s 4s -50%
mld_ct_get_optblocker_u8 LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 1s 3s -67%
mld_ct_memcmp LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_no_bv_extract ✅ 84s 81s +4%
mld_ct_sel_int32 LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 2s 3s -33%
mld_h LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 4s 3s +33%
mld_invntt_layer LP64 bitwuzla* ✅ 69s 64s +8%
LP64 z3_smt_only ✅ 93s 93s +0%
mld_keccakf1600_extract_bytes LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 1s +200%
mld_keccakf1600_permute_c LP64 cvc5_arrays_exp ✅ 3s 6s -50%
LP64 z3* ✅ 4s 2s +100%
mld_keccakf1600x4_extract_bytes_c LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 1s 3s -67%
mld_keccakf1600x4_xor_bytes_c LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 1s 3s -67%
mld_ntt_butterfly_block LP64 bitwuzla* ✅ 15s 12s +25%
LP64 z3_no_bv_extract ✅ 169s 156s +8%
mld_ntt_layer LP64 bitwuzla* ✅ 27s 25s +8%
LP64 z3_no_bv_extract ✅ 2s 2s +0%
mld_polymat_expand_entry LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 3s +0%
mld_prepare_domain_separation_prefix LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 4s -25%
mld_sample_pack_s1_s2 LP64 cadical ✅ 73s 85s -14%
LP64 z3* ✅ 8s 8s +0%
mld_sample_pack_s1_s2_serial LP64 cvc5_mbqi_enum ✅ 554s 555s -0%
LP64 z3* ✅ 5s 6s -17%
mld_sign_attempt LP64 cvc5_arrays_exp ✅ 2s 4s -50%
LP64 z3* ✅ 3s 3s +0%
mld_sign_finish LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 3s 1s +200%
mld_sign_resume LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 2s +0%
mld_value_barrier_i64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 2s +50%
mld_value_barrier_u32 LP64 bitwuzla ✅ 1s 4s -75%
LP64 z3* ✅ 2s 3s -33%
mld_value_barrier_u8 LP64 cvc5_arrays_exp ✅ 3s 1s +200%
LP64 z3* ✅ 2s 3s -33%
montgomery_reduce LP64 cvc5_arrays_exp ✅ 2s 3s -33%
LP64 z3* ✅ 3s 1s +200%
ntt_native_aarch64 LP64 bitwuzla ✅ 19s 19s +0%
LP64 z3* ✅ 3s 2s +50%
ntt_native_rv32im_fastmul ILP32 z3* ✅ 5s 2s +150%
LP64 cvc5_mbqi_enum ✅ 7s 7s +0%
LP64 z3 ✅ 4s 3s +33%
ntt_native_rv32im_slowmul ILP32 z3* ✅ 4s 3s +33%
LP64 cvc5_mbqi_enum ✅ 6s 6s +0%
LP64 z3 ✅ 2s 3s -33%
ntt_native_x86_64 LP64 bitwuzla ✅ 17s 16s +6%
LP64 z3* ✅ 2s 3s -33%
nttunpack_native_x86_64 LP64 bitwuzla ✅ 196s 177s +11%
LP64 z3* ✅ 2s 4s -50%
pack_sig_c LP64 cvc5_arrays_exp ✅ 3s 2s +50%
LP64 z3* ✅ 1s 3s -67%
pack_sig_h LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3_no_bv_extract* ✅ 4s 4s +0%
pack_sig_z LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 2s 3s -33%
pack_sk_rho_key_tr LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
pointwise_acc_native_aarch64 LP64 z3_smt_only* ✅ 5s 5s +0%
pointwise_acc_native_x86_64 LP64 cadical ✅ 107s 102s +5%
LP64 z3_smt_only* ✅ 4s 4s +0%
pointwise_native_aarch64 LP64 bitwuzla ✅ 24s 21s +14%
LP64 z3* ✅ 2s 2s +0%
pointwise_native_rv32im_fastmul ILP32 z3* ✅ 2s 3s -33%
LP64 cvc5_mbqi_enum ✅ 12s 7s +71%
LP64 z3 ✅ 4s 3s +33%
pointwise_native_rv32im_slowmul ILP32 z3* ✅ 3s 3s +0%
LP64 cvc5_mbqi_enum ✅ 12s 5s +140%
LP64 z3 ✅ 2s 2s +0%
pointwise_native_x86_64 LP64 bitwuzla ✅ 23s 21s +10%
LP64 z3* ✅ 3s 3s +0%
poly_add LP64 cadical ✅ 42s omitted new
LP64 z3* ✅ 11s 3s +267%
poly_caddq LP64 bitwuzla ✅ 5s 3s +67%
LP64 z3* ✅ 4s 2s +100%
poly_caddq_c LP64 bitwuzla ✅ 20s 18s +11%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native LP64 bitwuzla ✅ 119s 107s +11%
LP64 z3* ✅ 3s 2s +50%
poly_caddq_native_aarch64 LP64 cvc5_mbqi_enum ✅ 33s 34s -3%
LP64 z3* ✅ 3s 1s +200%
poly_caddq_native_x86_64 LP64 bitwuzla ✅ 136s 119s +14%
LP64 z3* ✅ 3s 4s -25%
poly_challenge LP64 bitwuzla ✅ 34s 32s +6%
LP64 z3* ✅ 2s 3s -33%
poly_chknorm LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 3s +0%
poly_chknorm_c LP64 bitwuzla ✅ 13s 11s +18%
LP64 z3* ✅ 8s 5s +60%
poly_chknorm_native LP64 bitwuzla ✅ 7s 6s +17%
LP64 z3* ✅ 3s 3s +0%
poly_chknorm_native_aarch64 LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
poly_chknorm_native_x86_64 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 3s 1s +200%
poly_decompose LP64 bitwuzla ✅ 5s 8s -38%
LP64 z3* ✅ 4s 2s +100%
poly_decompose_32_native_aarch64 LP64 cadical ✅ 9s 9s +0%
LP64 z3* ✅ 3s 2s +50%
poly_decompose_88_native_aarch64 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 1s +200%
poly_decompose_c LP64 z3* ✅ 3s 2s +50%
poly_decompose_native LP64 cadical ✅ 16s 17s -6%
LP64 z3* ✅ 4s 2s +100%
poly_decompose_native_x86_64 LP64 cadical ✅ 10s 10s +0%
LP64 z3* ✅ 5s 2s +150%
poly_invntt_tomont LP64 bitwuzla ✅ 7s 5s +40%
LP64 z3* ✅ 4s 2s +100%
poly_invntt_tomont_c LP64 bitwuzla ✅ 167s 156s +7%
LP64 z3_smt_only* ✅ 7s 8s -12%
poly_invntt_tomont_native LP64 bitwuzla ✅ 46s 44s +5%
LP64 z3* ✅ 4s 2s +100%
poly_ntt LP64 bitwuzla ✅ 5s 6s -17%
LP64 z3* ✅ 3s 2s +50%
poly_ntt_c LP64 bitwuzla ✅ 53s 46s +15%
LP64 z3_smt_only* ✅ 12s 11s +9%
poly_ntt_native LP64 bitwuzla ✅ 27s 25s +8%
LP64 z3* ✅ 1s 2s -50%
poly_permute_bitrev_to_custom_optional LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 3s 3s +0%
poly_permute_bitrev_to_custom_optional_native LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 2s 1s +100%
poly_pointwise_montgomery LP64 bitwuzla ✅ 10s 9s +11%
LP64 z3* ✅ 3s 2s +50%
poly_pointwise_montgomery_c LP64 bitwuzla ✅ 173s 175s -1%
LP64 z3* ✅ 52s 45s +16%
poly_pointwise_montgomery_native LP64 cvc5_mbqi_enum ✅ 54s 53s +2%
LP64 z3* ✅ 3s 4s -25%
poly_power2round LP64 bitwuzla ✅ 304s 311s -2%
LP64 z3* ✅ 5s 3s +67%
poly_reduce LP64 bitwuzla ✅ 8s 11s -27%
LP64 z3* ✅ 3s 2s +50%
poly_shiftl LP64 bitwuzla ✅ 13s 11s +18%
LP64 z3* ✅ 5s 1s +400%
poly_sub LP64 bitwuzla ✅ 15s 16s -6%
LP64 z3* ✅ 2s 3s -33%
poly_uniform LP64 bitwuzla ✅ 152s 147s +3%
LP64 z3* ✅ 4s 1s +300%
poly_uniform_4x LP64 z3* ✅ 8s 7s +14%
poly_uniform_eta LP64 bitwuzla ✅ 84s 81s +4%
LP64 z3* ✅ 3s 4s -25%
poly_uniform_eta_4x LP64 z3* ✅ 10s 8s +25%
poly_uniform_gamma1 LP64 cadical ✅ 3s 1s +200%
LP64 z3* ✅ 2s 2s +0%
poly_uniform_gamma1_4x LP64 cadical ✅ 13s 13s +0%
LP64 z3* ✅ 1s 1s +0%
poly_use_hint LP64 cvc5_mbqi_enum ✅ 23s 23s +0%
LP64 z3* ✅ 4s 2s +100%
poly_use_hint_c LP64 cvc5_enum_inst ✅ 11s 11s +0%
LP64 z3* ✅ 3s 2s +50%
poly_use_hint_native LP64 cvc5_mbqi_enum ✅ 87s 89s -2%
LP64 z3* ✅ 4s 2s +100%
poly_use_hint_native_aarch64 LP64 bitwuzla ✅ 32s 29s +10%
LP64 z3* ✅ 7s 3s +133%
poly_use_hint_native_x86_64 LP64 bitwuzla ✅ 31s 26s +19%
LP64 z3* ✅ 2s 3s -33%
polyeta_pack LP64 bitwuzla ✅ 7s 7s +0%
LP64 z3* ✅ 1s 2s -50%
polyeta_unpack LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 7s 6s +17%
polyt0_pack LP64 bitwuzla ✅ 4s 4s +0%
LP64 z3* ✅ 3s 1s +200%
polyt0_unpack LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 8s 7s +14%
polyt1_pack LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
polyt1_unpack LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 3s 4s -25%
polyvec_matrix_expand LP64 z3_no_bv_extract* ✅ 122s 115s +6%
polyvec_matrix_expand_serial LP64 z3* ✅ 23s 21s +10%
polyvec_matrix_pointwise_montgomery_row LP64 z3_no_bv_extract* ✅ 1s 2s -50%
polyvec_matrix_pointwise_montgomery_yvec LP64 z3* ✅ 18s 17s +6%
polyveck_caddq LP64 cadical ✅ 370s omitted new
LP64 z3* ✅ 4s 4s +0%
polyveck_decompose_pack_w1 LP64 cadical ✅ 192s omitted new
LP64 z3* ✅ 6s 6s +0%
polyveck_invntt_tomont LP64 cadical ✅ 287s omitted new
LP64 z3* ✅ 4s 5s -20%
polyveck_ntt LP64 cadical ✅ 337s omitted new
LP64 z3* ✅ 3s 4s -25%
polyveck_reduce LP64 cadical ✅ 2s omitted new
LP64 z3* ✅ 3s 2s +50%
polyveck_unpack_eta LP64 cvc5_mbqi_enum ✅ 55s 55s +0%
LP64 z3* ✅ 3s 4s -25%
polyveck_unpack_eta_chknorm LP64 cvc5_mbqi_enum ✅ 20s 18s +11%
LP64 z3* ✅ 2s 3s -33%
polyvecl_chknorm LP64 z3* ✅ 2s 2s +0%
polyvecl_ntt LP64 cadical ✅ 191s omitted new
LP64 z3* ✅ 3s 3s +0%
polyvecl_pointwise_acc_montgomery LP64 cvc5_mbqi_enum ✅ 13s 15s -13%
LP64 z3_smt_only* ✅ 2s 3s -33%
polyvecl_pointwise_acc_montgomery_c LP64 z3* ✅ 165s 121s +36%
polyvecl_pointwise_acc_montgomery_native LP64 cvc5_mbqi_enum ✅ 182s 177s +3%
LP64 z3_smt_only* ✅ 2s 3s -33%
polyvecl_uniform_gamma1 LP64 cvc5_mbqi_enum ✅ 81s 77s +5%
LP64 z3* ✅ 4s 3s +33%
polyvecl_uniform_gamma1_serial LP64 cvc5_mbqi_enum ✅ 46s 48s -4%
LP64 z3* ✅ 2s 2s +0%
polyvecl_unpack_eta LP64 cvc5_mbqi_enum ✅ 48s 47s +2%
LP64 z3* ✅ 5s 2s +150%
polyvecl_unpack_z LP64 cvc5_mbqi_enum ✅ 47s 46s +2%
LP64 z3* ✅ 2s 4s -50%
polyw1_pack LP64 bitwuzla ✅ 1s 3s -67%
LP64 z3* ✅ 3s 3s +0%
polyw1_pack_32 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 1s 2s -50%
polyw1_pack_88 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 2s +0%
polyw1_unpack LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 4s 2s +100%
polyw1_unpack_32 LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 2s 1s +100%
polyw1_unpack_88 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 3s -33%
polyz_pack LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3* ✅ 3s 2s +50%
polyz_unpack LP64 bitwuzla ✅ 8s 5s +60%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack_17_native_aarch64 LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 2s 3s -33%
polyz_unpack_19_native_aarch64 LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3* ✅ 2s 5s -60%
polyz_unpack_c LP64 bitwuzla ✅ 1s 4s -75%
LP64 z3* ✅ 5s 4s +25%
polyz_unpack_native LP64 bitwuzla ✅ 28s 27s +4%
LP64 z3* ✅ 2s 2s +0%
polyz_unpack_native_x86_64 LP64 bitwuzla ✅ 18s 15s +20%
LP64 z3* ✅ 3s 3s +0%
power2round LP64 bitwuzla ✅ 2s 2s +0%
LP64 z3* ✅ 1s 4s -75%
reduce32 LP64 bitwuzla ✅ 3s 4s -25%
LP64 z3* ✅ 2s 3s -33%
rej_eta LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 3s 3s +0%
rej_eta_c LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 19s 18s +6%
rej_eta_native LP64 bitwuzla* ✅ 2s 3s -33%
LP64 z3_smt_only ✅ 11s 12s -8%
rej_uniform LP64 bitwuzla ✅ 3s 2s +50%
LP64 z3* ✅ 13s 12s +8%
rej_uniform_c LP64 bitwuzla ✅ 1s 5s -80%
LP64 z3* ✅ 11s 10s +10%
rej_uniform_eta_native_aarch64 LP64 bitwuzla* ✅ 3s 3s +0%
LP64 z3_smt_only ✅ 1s 3s -67%
rej_uniform_eta_native_x86_64 LP64 bitwuzla ✅ 2s 1s +100%
LP64 z3_smt_only* ✅ 3s 2s +50%
rej_uniform_native LP64 bitwuzla* ✅ 4s 5s -20%
LP64 z3_smt_only ✅ 21s 21s +0%
rej_uniform_native_aarch64 LP64 bitwuzla* ✅ 4s 3s +33%
LP64 z3_smt_only ✅ 3s 3s +0%
rej_uniform_native_x86_64 LP64 bitwuzla ✅ 4s 1s +300%
LP64 z3_smt_only* ✅ 9s 11s -18%
shake128_absorb LP64 cvc5_arrays_exp ✅ 4s 3s +33%
LP64 z3* ✅ 4s 2s +100%
shake128_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 1s 3s -67%
shake128_init LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 1s 2s -50%
shake128_release LP64 bitwuzla ✅ 1s 2s -50%
LP64 z3* ✅ 1s 3s -67%
shake128_squeeze LP64 bitwuzla* ✅ 2s 2s +0%
LP64 cvc5_arrays_exp ✅ 2s 2s +0%
shake128x4_absorb_once LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3_smt_only ✅ 3s 2s +50%
shake128x4_squeezeblocks LP64 bitwuzla* ✅ 2s 2s +0%
LP64 z3 ✅ 3s 3s +0%
shake256 LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 2s 2s +0%
shake256_absorb LP64 bitwuzla ✅ 1s 1s +0%
LP64 z3* ✅ 1s 3s -67%
shake256_finalize LP64 cvc5_arrays_exp ✅ 2s 1s +100%
LP64 z3* ✅ 2s 2s +0%
shake256_init LP64 cvc5_arrays_exp ✅ 3s 4s -25%
LP64 z3* ✅ 2s 3s -33%
shake256_release LP64 bitwuzla ✅ 3s 1s +200%
LP64 z3* ✅ 3s 2s +50%
shake256_squeeze LP64 bitwuzla* ✅ 3s 1s +200%
LP64 z3 ✅ 3s 2s +50%
shake256x4_absorb_once LP64 bitwuzla* ✅ 2s 1s +100%
LP64 z3 ✅ 2s 2s +0%
shake256x4_squeezeblocks LP64 bitwuzla* ✅ 3s 2s +50%
LP64 z3_smt_only ✅ 3s 2s +50%
sig_unpack_hints LP64 bitwuzla ✅ 29s 24s +21%
LP64 z3* ✅ 16s 14s +14%
sign_keypair LP64 z3* ✅ 6s 4s +50%
sign_keypair_internal LP64 z3_no_bv_extract* ✅ 22s 24s -8%
sign_pk_from_sk LP64 z3_no_bv_extract* ✅ 35s 31s +13%
sign_signature LP64 bitwuzla ✅ 4s 3s +33%
LP64 z3* ✅ 5s 3s +67%
sign_signature_extmu LP64 cadical ✅ 80s 64s +25%
LP64 z3* ✅ 3s 4s -25%
sign_signature_internal LP64 z3_no_bv_extract* ✅ 425s 373s +14%
sign_signature_pre_hash_internal LP64 bitwuzla ✅ 3s 6s -50%
LP64 z3* ✅ 3s 4s -25%
sign_signature_pre_hash_shake256 LP64 bitwuzla ✅ 1681s 1541s +9%
LP64 z3* ✅ 4s 5s -20%
sign_verify LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 3s 2s +50%
sign_verify_extmu LP64 bitwuzla ✅ 2s 3s -33%
LP64 z3* ✅ 4s 5s -20%
sign_verify_internal LP64 z3_no_bv_extract* ✅ 1283s 1207s +6%
sign_verify_pre_hash_internal LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 4s 3s +33%
sign_verify_pre_hash_shake256 LP64 bitwuzla ✅ 3s 3s +0%
LP64 z3* ✅ 3s 4s -25%
sk_s1hat_get_poly LP64 bitwuzla ✅ 32s 31s +3%
LP64 z3* ✅ 4s 2s +100%
sk_s2hat_get_poly LP64 bitwuzla ✅ 35s 33s +6%
LP64 z3* ✅ 3s 2s +50%
sk_t0hat_get_poly LP64 bitwuzla ✅ 35s 33s +6%
LP64 z3* ✅ 3s 3s +0%
sys_check_capability LP64 cvc5_arrays_exp ✅ 4s 2s +100%
LP64 z3* ✅ 1s 1s +0%
unpack_pk_t1 LP64 bitwuzla ✅ 13s 10s +30%
LP64 z3* ✅ 2s 4s -50%
unpack_sk LP64 cadical ✅ 64s 73s -12%
LP64 z3* ✅ 5s 4s +25%
unpack_sk_s1hat LP64 cvc5_mbqi_enum ✅ 88s 87s +1%
LP64 z3* ✅ 3s 3s +0%
unpack_sk_s2hat LP64 cvc5_mbqi_enum ✅ 304s 297s +2%
LP64 z3* ✅ 2s 2s +0%
unpack_sk_t0hat LP64 cadical ✅ 115s omitted new
LP64 z3* ✅ 5s 4s +25%
use_hint LP64 bitwuzla ✅ 4s 2s +100%
LP64 z3* ✅ 3s 2s +50%
yvec_get_poly LP64 bitwuzla ✅ 44s 39s +13%
LP64 z3* ✅ 4s 4s +0%
yvec_init LP64 bitwuzla ✅ 17s 15s +13%
LP64 z3* ✅ 2s 1s +100%

CBMC's propositional backend only expands a quantifier whose range
bounds simplify to constants. Otherwise it replaces the quantifier
by an unconstrained literal ("warning: ignoring forall"), which can
lead to spurious failures. Loop invariants of the form
forall(k, 0, i, P) or forall(k, i, N, P), with i the loop counter,
therefore cannot be checked with cadical.

Rewrite these invariants as forall(k, 0, N, k < i ==> P) and
forall(k, 0, N, k >= i ==> P), respectively. This is equivalent
given the existing invariant i <= N.

With this, add cadical as a second solver for 8 proofs: poly_add,
polyveck_caddq, polyveck_decompose_pack_w1, polyveck_invntt_tomont,
polyveck_ntt, polyveck_reduce, polyvecl_ntt and unpack_sk_t0hat.
Most of these are slow with cadical, locally between about 250s and
600s for ML-DSA-87.

Signed-off-by: Matthias J. Kannwischer <matthias@zerorisc.com>
@mkannwischer
mkannwischer force-pushed the cbmc-bounded-invariants branch from adb933d to b0fa28c Compare October 26, 2026 12:51
Mark the cadical solver profile as expensive so that CaDiCaL
configurations run in the existing expensive job pool. This limits
concurrent SAT array expansion and reduces memory pressure. Other
proofs retain their existing scheduling, and disabling pools still
permits unrestricted execution.

Signed-off-by: Matthias J. Kannwischer <matthias@zerorisc.com>
@mkannwischer
mkannwischer force-pushed the cbmc-bounded-invariants branch from b0fa28c to 9b62763 Compare October 26, 2026 12:52

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