Fix uint256_mul_div_mod bug.

[alonh5]

TITLE

Description

Description of the pull request changes and motivation.

Checklist

• Linked to Github Issue
• Unit tests added
• Integration tests added.
• This change requires new documentation.
  • Documentation has been added/updated.
  • CHANGELOG has been updated.

[github-actions]

Benchmark Results for unmodified programs 🚀

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_factorial	3.747 ± 0.007	3.739	3.759	1.00
head big_factorial	3.781 ± 0.020	3.754	3.821	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_fibonacci	3.290 ± 0.016	3.257	3.310	1.00 ± 0.01
head big_fibonacci	3.285 ± 0.007	3.276	3.298	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base blake2s_integration_benchmark	10.737 ± 0.027	10.704	10.775	1.00
head blake2s_integration_benchmark	10.872 ± 0.182	10.768	11.367	1.01 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base compare_arrays_200000	3.590 ± 0.020	3.572	3.640	1.00
head compare_arrays_200000	3.648 ± 0.023	3.618	3.679	1.02 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base dict_integration_benchmark	2.461 ± 0.026	2.435	2.527	1.00
head dict_integration_benchmark	2.473 ± 0.005	2.466	2.483	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base field_arithmetic_get_square_benchmark	1.923 ± 0.009	1.909	1.938	1.00
head field_arithmetic_get_square_benchmark	1.947 ± 0.022	1.925	1.985	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base integration_builtins	9.663 ± 0.094	9.597	9.915	1.00
head integration_builtins	9.997 ± 0.436	9.636	10.988	1.03 ± 0.05

Command	Mean [s]	Min [s]	Max [s]	Relative
base keccak_integration_benchmark	11.029 ± 0.141	10.880	11.305	1.00
head keccak_integration_benchmark	11.263 ± 0.062	11.141	11.359	1.02 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base linear_search	3.684 ± 0.028	3.641	3.731	1.00
head linear_search	3.734 ± 0.033	3.698	3.799	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_cmp_and_pow_integration_benchmark	2.540 ± 0.008	2.528	2.553	1.00
head math_cmp_and_pow_integration_benchmark	2.562 ± 0.009	2.550	2.583	1.01 ± 0.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_integration_benchmark	2.364 ± 0.008	2.353	2.379	1.00
head math_integration_benchmark	2.388 ± 0.009	2.376	2.404	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base memory_integration_benchmark	2.088 ± 0.007	2.080	2.103	1.00 ± 0.00
head memory_integration_benchmark	2.080 ± 0.007	2.071	2.094	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base operations_with_data_structures_benchmarks	2.327 ± 0.014	2.309	2.355	1.00
head operations_with_data_structures_benchmarks	2.337 ± 0.005	2.329	2.345	1.00 ± 0.01

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base pedersen	840.1 ± 1.5	838.0	842.8	1.00 ± 0.00
head pedersen	838.6 ± 1.5	837.1	841.4	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base poseidon_integration_benchmark	1.577 ± 0.007	1.568	1.592	1.00
head poseidon_integration_benchmark	1.579 ± 0.004	1.570	1.587	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base secp_integration_benchmark	2.727 ± 0.008	2.718	2.741	1.00
head secp_integration_benchmark	2.730 ± 0.014	2.710	2.758	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base set_integration_benchmark	1.290 ± 0.003	1.286	1.298	1.00
head set_integration_benchmark	1.297 ± 0.004	1.292	1.304	1.01 ± 0.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base uint256_integration_benchmark	6.932 ± 0.021	6.910	6.981	1.00 ± 0.00
head uint256_integration_benchmark	6.908 ± 0.023	6.885	6.949	1.00

[codecov]

Codecov Report

Merging #1320 (05c3b02) into main (44dae41) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1320   +/-   ##
=======================================
  Coverage   97.88%   97.88%           
=======================================
  Files          89       89           
  Lines       35473    35473           
=======================================
  Hits        34724    34724           
  Misses        749      749           

Impacted Files	Coverage Δ
..._processor/builtin_hint_processor/uint256_utils.rs	99.57% <100.00%> (ø)

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