Dev Builds » 20191208-2316

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 08:29:10 1960858 3334 2099 55 1180 +248.01 +/- 9.83
ncm-et-4 08:29:44 1966305 3330 2090 46 1194 +248.42 +/- 9.75
ncm-et-9 08:30:07 1967845 3321 2051 73 1197 +238.45 +/- 9.78
ncm-et-10 08:28:23 1963901 3332 2043 53 1236 +239.33 +/- 9.58
ncm-et-13 08:28:04 1971185 3348 2046 68 1234 +235.87 +/- 9.61
ncm-et-15 08:27:21 1967797 3335 2040 52 1243 +238.72 +/- 9.54
20000 12369 347 7284 +241.42 +/- 3.95

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
107309 ncm-et-9 2019-12-12 01:46 00:48:44 1960158 321 200 8 113 +239.81 +/- 32.07
107308 ncm-et-10 2019-12-12 01:45 00:50:13 1966634 332 205 4 123 +243.78 +/- 30.42
107307 ncm-et-15 2019-12-12 01:44 00:50:48 1971727 335 206 5 124 +240.82 +/- 30.36
107306 ncm-et-3 2019-12-12 01:44 00:50:52 1962613 334 206 8 120 +236.95 +/- 31.07
107305 ncm-et-4 2019-12-12 01:44 00:50:58 1968325 330 199 8 123 +229.53 +/- 30.63
107304 ncm-et-13 2019-12-12 01:42 00:52:36 1973894 348 211 7 130 +233.43 +/- 29.72
107303 ncm-et-4 2019-12-12 00:28 01:15:03 1968176 500 328 7 165 +264.6 +/- 26.42
107302 ncm-et-9 2019-12-12 00:28 01:17:30 1965864 500 304 10 186 +234.38 +/- 24.81
107301 ncm-et-3 2019-12-12 00:28 01:15:25 1961996 500 310 7 183 +244.1 +/- 24.95
107300 ncm-et-10 2019-12-12 00:27 01:16:34 1963082 500 290 10 200 +219.87 +/- 23.82
107299 ncm-et-15 2019-12-12 00:25 01:17:55 1962458 500 286 10 204 +215.85 +/- 23.55
107298 ncm-et-13 2019-12-12 00:25 01:16:16 1965718 500 308 9 183 +239.74 +/- 25.01
107297 ncm-et-4 2019-12-11 23:11 01:15:29 1961074 500 313 5 182 +249.64 +/- 24.95
107296 ncm-et-3 2019-12-11 23:11 01:15:39 1962154 500 321 4 175 +259.91 +/- 25.46
107295 ncm-et-9 2019-12-11 23:10 01:16:24 1974358 500 297 19 184 +217.85 +/- 25.13
107294 ncm-et-10 2019-12-11 23:09 01:16:30 1966154 500 312 15 173 +237.58 +/- 25.92
107293 ncm-et-15 2019-12-11 23:09 01:15:24 1967240 500 318 9 173 +250.77 +/- 25.8
107292 ncm-et-13 2019-12-11 23:08 01:15:55 1969105 500 314 7 179 +248.53 +/- 25.26
107291 ncm-et-3 2019-12-11 21:54 01:16:03 1962148 500 311 6 183 +246.3 +/- 24.91
107290 ncm-et-4 2019-12-11 21:53 01:16:47 1976853 500 307 4 189 +244.1 +/- 24.38
107289 ncm-et-9 2019-12-11 21:53 01:16:32 1962932 500 311 11 178 +240.82 +/- 25.45
107288 ncm-et-13 2019-12-11 21:51 01:16:04 1974999 500 300 11 189 +229.12 +/- 24.62
107287 ncm-et-15 2019-12-11 21:51 01:17:01 1969101 500 312 6 182 +247.41 +/- 24.99
107286 ncm-et-10 2019-12-11 21:50 01:17:57 1956803 500 316 4 180 +254.16 +/- 25.06
107285 ncm-et-4 2019-12-11 20:36 01:16:16 1975010 500 319 9 172 +251.89 +/- 25.88
107284 ncm-et-3 2019-12-11 20:35 01:17:27 1964609 500 323 9 168 +256.44 +/- 26.22
107283 ncm-et-13 2019-12-11 20:34 01:15:34 1967086 500 299 9 192 +230.16 +/- 24.35
107282 ncm-et-9 2019-12-11 20:34 01:17:32 1972649 500 305 10 185 +235.45 +/- 24.89
107281 ncm-et-10 2019-12-11 20:34 01:15:45 1968625 500 311 9 180 +243.0 +/- 25.24
107280 ncm-et-15 2019-12-11 20:33 01:16:03 1969397 500 288 8 204 +219.87 +/- 23.48
107279 ncm-et-10 2019-12-11 19:17 01:15:35 1963400 500 309 6 185 +244.1 +/- 24.76
107278 ncm-et-3 2019-12-11 19:17 01:17:15 1950342 500 320 8 172 +254.16 +/- 25.86
107277 ncm-et-13 2019-12-11 19:17 01:16:21 1973588 500 300 12 188 +228.08 +/- 24.72
107276 ncm-et-4 2019-12-11 19:17 01:18:17 1947603 500 317 5 178 +254.16 +/- 25.26
107275 ncm-et-9 2019-12-11 19:17 01:16:17 1969399 500 327 8 165 +262.24 +/- 26.45
107274 ncm-et-15 2019-12-11 19:17 01:15:47 1962005 500 306 6 188 +240.82 +/- 24.53
107147 ncm-et-4 2019-12-10 16:09 01:16:54 1967098 500 307 8 185 +239.74 +/- 24.83
107146 ncm-et-10 2019-12-10 16:09 01:15:49 1962610 500 300 5 195 +235.45 +/- 23.98
107145 ncm-et-15 2019-12-10 16:09 01:14:23 1972652 500 324 8 168 +258.75 +/- 26.19
107144 ncm-et-3 2019-12-10 16:09 01:16:29 1962150 500 308 13 179 +235.45 +/- 25.42
107143 ncm-et-9 2019-12-10 16:09 01:17:08 1969558 500 307 7 186 +240.82 +/- 24.72
107142 ncm-et-13 2019-12-10 16:09 01:15:18 1973906 500 314 13 173 +241.91 +/- 25.89

Commit

Commit ID a6b5ba1b6404ce8aec8a2be8b7354dcb89cfda3f
Author joergoster
Date 2019-12-08 23:16:55 UTC
Fix output of PV lines with invalid scores #2439 As reported on the forum it is possible, on very rare occasions, that we are trying to print a PV line with an invalid previousScore, although this line has a valid actual score. This patch fixes output of PV lines with invalid scores in a MultiPV search. This is a follow-up patch to 8b15961 and makes the fix finally complete. The reason is the i <= pvIdx condition which probably is a leftover from the times there was a special root search function. This check is no longer needed today and prevents PV lines past the current one (current pvIdx) to be flagged as updated even though they do have a valid score. https://github.com/official-stockfish/Stockfish/commit/8b15961349e18a9ba113973c53f53913d0cd0fad https://groups.google.com/forum/?fromgroups=#!topic/fishcooking/PrnoDLvMvro No functional change.
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