Dev Builds » 20250519-1847

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host	Duration	Avg Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo
ncm-dbt-01	06:46:26	582565	4000	1620 439 1941	+105.73 ± 4.77	2 60 712 1207 19	+231.21 ± 12.73
ncm-dbt-02	06:46:40	584879	4016	1640 487 1889	+102.63 ± 4.72	0 67 735 1192 14	+223.55 ± 12.53
ncm-dbt-03	06:46:28	585102	4000	1625 438 1937	+106.3 ± 4.78	0 66 702 1211 21	+231.74 ± 12.84
ncm-dbt-04	06:46:29	567751	3992	1599 474 1919	+100.63 ± 4.8	0 68 757 1149 22	+216.15 ± 12.33
ncm-dbt-05	06:45:25	582454	3992	1646 424 1922	+109.88 ± 4.71	0 53 691 1229 23	+241.21 ± 12.92
			20000	8130 2262 9608	+105.02 ± 2.13	2 314 3597 5988 99	+228.65 ± 5.66

Test Detail

ID	Host	Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo	PGN
414069	ncm-dbt-02	588345	16	7 3 6	+88.68 ± 65.24	0 0 4 4 0	+190.76 ± 189.19	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2013518664 \ -pgnout ncm-dbt-20250519-1847-041.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414068	ncm-dbt-05	584706	492	206 57 229	+108.62 ± 13.53	0 6 89 147 4	+235.14 ± 36.14	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2542684384 \ -pgnout ncm-dbt-20250519-1847-040.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414067	ncm-dbt-04	567047	492	212 50 230	+118.82 ± 13.12	0 4 80 158 4	+264.76 ± 38.19	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1158957015 \ -pgnout ncm-dbt-20250519-1847-039.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414066	ncm-dbt-03	586012	500	207 53 240	+110.6 ± 13.56	0 9 80 159 2	+245.2 ± 38.39	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 741015368 \ -pgnout ncm-dbt-20250519-1847-038.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414065	ncm-dbt-01	581818	500	207 54 239	+109.83 ± 13.05	0 5 90 152 3	+240.82 ± 35.87	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3516308193 \ -pgnout ncm-dbt-20250519-1847-037.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414064	ncm-dbt-02	582068	500	202 63 235	+99.2 ± 13.19	0 8 96 145 1	+215.85 ± 34.78	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1336186878 \ -pgnout ncm-dbt-20250519-1847-036.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414063	ncm-dbt-05	581153	500	207 63 230	+102.97 ± 13.87	0 11 86 151 2	+223.94 ± 36.98	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 831749814 \ -pgnout ncm-dbt-20250519-1847-035.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414062	ncm-dbt-04	567047	500	200 55 245	+103.73 ± 12.88	0 7 91 152 0	+230.16 ± 35.78	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1967590629 \ -pgnout ncm-dbt-20250519-1847-034.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414061	ncm-dbt-03	583656	500	204 60 236	+102.97 ± 13.87	0 10 89 148 3	+221.9 ± 36.31	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1697124882 \ -pgnout ncm-dbt-20250519-1847-033.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414060	ncm-dbt-01	581527	500	200 58 242	+101.46 ± 14.32	0 11 91 143 5	+213.85 ± 35.9	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4120924287 \ -pgnout ncm-dbt-20250519-1847-032.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414059	ncm-dbt-02	585717	500	201 55 244	+104.49 ± 13.88	0 11 84 153 2	+228.08 ± 37.44	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2361000376 \ -pgnout ncm-dbt-20250519-1847-031.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414058	ncm-dbt-05	585717	500	213 55 232	+113.68 ± 12.86	0 4 87 156 3	+251.89 ± 36.48	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1652681940 \ -pgnout ncm-dbt-20250519-1847-030.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414057	ncm-dbt-03	585759	500	199 53 248	+104.49 ± 13.55	0 8 91 148 3	+226.0 ± 35.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 865898007 \ -pgnout ncm-dbt-20250519-1847-029.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414056	ncm-dbt-04	569509	500	196 62 242	+95.44 ± 13.63	0 11 95 143 1	+206.01 ± 35.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2465512555 \ -pgnout ncm-dbt-20250519-1847-028.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414055	ncm-dbt-01	581818	500	198 64 238	+95.44 ± 13.94	1 10 94 144 1	+207.95 ± 35.29	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1768027132 \ -pgnout ncm-dbt-20250519-1847-027.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414054	ncm-dbt-02	582652	500	205 61 234	+102.97 ± 13.21	0 8 91 150 1	+226.0 ± 35.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3864107396 \ -pgnout ncm-dbt-20250519-1847-026.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414053	ncm-dbt-04	568395	500	204 70 226	+95.44 ± 13.15	0 7 104 137 2	+204.07 ± 33.17	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 718236709 \ -pgnout ncm-dbt-20250519-1847-025.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414052	ncm-dbt-05	580033	500	198 44 258	+110.6 ± 13.56	0 7 86 153 4	+240.82 ± 36.9	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 172638990 \ -pgnout ncm-dbt-20250519-1847-024.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414051	ncm-dbt-03	583908	500	199 57 244	+101.46 ± 13.53	0 9 92 147 2	+219.87 ± 35.65	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 253091623 \ -pgnout ncm-dbt-20250519-1847-023.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414050	ncm-dbt-01	583070	500	190 56 254	+95.44 ± 13.79	0 11 96 141 2	+204.07 ± 34.89	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 898750947 \ -pgnout ncm-dbt-20250519-1847-022.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414049	ncm-dbt-02	582110	500	206 68 226	+98.44 ± 12.84	0 6 101 142 1	+213.85 ± 33.67	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4228301953 \ -pgnout ncm-dbt-20250519-1847-021.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414048	ncm-dbt-04	566375	500	200 64 236	+96.94 ± 14.12	0 12 93 142 3	+206.01 ± 35.51	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 212045042 \ -pgnout ncm-dbt-20250519-1847-020.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414047	ncm-dbt-05	583321	500	208 49 243	+114.45 ± 13.03	0 4 87 155 4	+251.89 ± 36.48	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 785122238 \ -pgnout ncm-dbt-20250519-1847-019.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414046	ncm-dbt-03	583866	500	212 49 239	+117.55 ± 13.18	0 6 78 163 3	+263.42 ± 38.85	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3852590978 \ -pgnout ncm-dbt-20250519-1847-018.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414045	ncm-dbt-01	584327	500	208 57 235	+108.3 ± 13.23	0 8 84 157 1	+240.82 ± 37.4	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1477150349 \ -pgnout ncm-dbt-20250519-1847-017.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414044	ncm-dbt-02	586943	500	205 59 236	+104.49 ± 12.88	0 7 90 153 0	+232.26 ± 35.99	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 334978873 \ -pgnout ncm-dbt-20250519-1847-016.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414043	ncm-dbt-04	566730	500	201 51 248	+107.54 ± 13.89	0 8 89 148 5	+230.16 ± 36.26	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2252177873 \ -pgnout ncm-dbt-20250519-1847-015.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414042	ncm-dbt-05	580862	500	200 59 241	+100.7 ± 13.53	0 10 90 149 1	+219.87 ± 36.1	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1895220998 \ -pgnout ncm-dbt-20250519-1847-014.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414041	ncm-dbt-03	586266	500	200 66 234	+95.44 ± 14.4	0 13 94 139 4	+200.24 ± 35.32	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3050207336 \ -pgnout ncm-dbt-20250519-1847-013.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414040	ncm-dbt-01	581652	500	197 47 256	+107.54 ± 12.53	0 3 96 149 2	+236.51 ± 34.4	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3453242002 \ -pgnout ncm-dbt-20250519-1847-012.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414039	ncm-dbt-02	582318	500	195 64 241	+93.2 ± 13.12	0 8 104 137 1	+200.24 ± 33.24	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2299319296 \ -pgnout ncm-dbt-20250519-1847-011.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414038	ncm-dbt-05	582694	500	206 53 241	+109.83 ± 13.05	0 7 84 158 1	+245.2 ± 37.37	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1269753881 \ -pgnout ncm-dbt-20250519-1847-010.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414037	ncm-dbt-04	567363	500	190 63 247	+90.22 ± 12.74	0 7 109 134 0	+194.57 ± 32.27	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2121022570 \ -pgnout ncm-dbt-20250519-1847-009.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414036	ncm-dbt-03	585084	500	202 55 243	+105.25 ± 13.05	0 7 90 152 1	+232.26 ± 35.99	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3392610653 \ -pgnout ncm-dbt-20250519-1847-008.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414035	ncm-dbt-01	581860	500	211 55 234	+112.14 ± 13.89	1 5 86 153 5	+245.2 ± 36.85	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 807179915 \ -pgnout ncm-dbt-20250519-1847-007.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414034	ncm-dbt-02	587494	500	209 58 233	+108.3 ± 13.56	0 6 92 147 5	+232.26 ± 35.5	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 997236063 \ -pgnout ncm-dbt-20250519-1847-006.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414033	ncm-dbt-05	581153	500	208 44 248	+118.33 ± 13.0	0 4 82 160 4	+263.42 ± 37.69	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1729012928 \ -pgnout ncm-dbt-20250519-1847-005.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414032	ncm-dbt-04	569549	500	196 59 245	+97.69 ± 14.73	0 12 96 135 7	+200.24 ± 34.91	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1927278835 \ -pgnout ncm-dbt-20250519-1847-004.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414031	ncm-dbt-01	584453	500	209 48 243	+116.0 ± 12.84	0 7 75 168 0	+265.78 ± 39.69	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 961608309 \ -pgnout ncm-dbt-20250519-1847-003.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414030	ncm-dbt-03	586266	500	202 45 253	+112.91 ± 12.86	0 4 88 155 3	+249.64 ± 36.24	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1424169220 \ -pgnout ncm-dbt-20250519-1847-002.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
414029	ncm-dbt-02	586266	500	210 56 234	+110.6 ± 14.38	0 13 73 161 3	+243.0 ± 40.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 878279540 \ -pgnout ncm-dbt-20250519-1847-001.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250519-1847 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:56ea1fadf16142c830161503d49c9ae4ea23b1ef \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15

Commit

Commit ID	56ea1fadf16142c830161503d49c9ae4ea23b1ef
Author	Michael Chaly
Date	2025-05-19 18:47:34 UTC
Tweak low ply history Increase low ply history maximum ply by 1 and also allow to use it for check evasions scoring. Pased STC: https://tests.stockfishchess.org/tests/view/682a2db36ec7634154f9a358 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 66464 W: 17440 L: 17081 D: 31943 Ptnml(0-2): 191, 7717, 17056, 8078, 190 Passed LTC: https://tests.stockfishchess.org/tests/view/682a3d406ec7634154f9a39c LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 384030 W: 98476 L: 97452 D: 188102 Ptnml(0-2): 180, 41564, 107522, 42550, 199 closes https://github.com/official-stockfish/Stockfish/pull/6075 Bench: 2422771