Dev Builds » 20140501-0546

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 06:03:51 1990882 2373 157 927 1289 -116.96 +/- 9.27
ncm-et-4 06:04:10 1976688 2380 153 904 1323 -113.5 +/- 9.1
ncm-et-5 01:48:03 2022468 719 42 266 411 -111.96 +/- 16.2
ncm-et-6 01:47:47 2025736 717 32 264 421 -116.61 +/- 15.78
ncm-et-7 01:47:55 1984200 712 43 262 407 -110.44 +/- 16.3
ncm-et-8 01:47:56 2022548 706 40 269 397 -116.92 +/- 16.53
ncm-et-9 06:04:03 1990678 2365 135 908 1322 -117.88 +/- 9.07
ncm-et-10 06:04:28 1983331 2383 145 889 1349 -112.22 +/- 8.97
ncm-et-11 01:48:03 2011260 724 24 277 423 -126.75 +/- 15.64
ncm-et-12 01:48:07 1923986 703 44 253 406 -106.51 +/- 16.3
ncm-et-13 06:04:06 1996183 2401 153 922 1326 -115.34 +/- 9.1
ncm-et-14 01:48:13 2019290 723 45 271 407 -112.36 +/- 16.37
ncm-et-15 06:04:04 1987587 2378 136 918 1324 -118.66 +/- 9.07
ncm-et-16 01:47:57 2020266 716 48 270 398 -111.39 +/- 16.63
20000 1197 7600 11203 -115.28 +/- 3.12

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
91568 ncm-et-9 2019-08-05 15:23 00:24:26 1973747 157 5 57 95 -119.58 +/- 32.73
91567 ncm-et-3 2019-08-05 15:22 00:24:58 1976986 159 10 68 81 -132.86 +/- 37.45
91566 ncm-et-10 2019-08-05 15:22 00:25:11 1966479 168 14 67 87 -113.48 +/- 36.26
91565 ncm-et-4 2019-08-05 15:21 00:25:44 1915078 159 9 70 80 -140.48 +/- 37.66
91564 ncm-et-15 2019-08-05 15:21 00:26:31 1969099 172 15 54 103 -80.17 +/- 32.48
91563 ncm-et-13 2019-08-05 15:19 00:28:02 1973160 185 7 76 102 -136.15 +/- 32.49
91562 ncm-et-3 2019-08-05 14:05 01:16:05 1973915 500 40 204 256 -118.33 +/- 21.08
91561 ncm-et-9 2019-08-05 14:05 01:16:53 1973325 500 24 195 281 -123.81 +/- 19.57
91560 ncm-et-15 2019-08-05 14:03 01:16:29 1971565 500 37 193 270 -112.14 +/- 20.35
91559 ncm-et-13 2019-08-05 14:03 01:15:24 1990265 500 26 183 291 -112.91 +/- 19.12
91558 ncm-et-10 2019-08-05 14:03 01:18:23 1956790 500 34 182 284 -106.01 +/- 19.61
91557 ncm-et-4 2019-08-05 14:02 01:18:06 1962917 500 32 189 279 -112.91 +/- 19.83
91556 ncm-et-3 2019-08-05 12:47 01:17:08 1967541 500 32 200 268 -121.46 +/- 20.37
91555 ncm-et-13 2019-08-05 12:46 01:15:17 1984391 500 39 185 276 -104.49 +/- 20.08
91554 ncm-et-9 2019-08-05 12:46 01:17:56 1971105 500 30 192 278 -116.78 +/- 19.84
91553 ncm-et-15 2019-08-05 12:45 01:16:59 1974690 500 24 211 265 -136.56 +/- 20.38
91552 ncm-et-10 2019-08-05 12:45 01:16:53 1969240 500 20 188 292 -121.46 +/- 18.92
91551 ncm-et-4 2019-08-05 12:44 01:16:45 1963532 500 32 184 284 -109.07 +/- 19.58
91550 ncm-et-9 2019-08-05 11:28 01:16:49 1979976 500 28 187 285 -114.45 +/- 19.46
91549 ncm-et-13 2019-08-05 11:28 01:17:31 1977323 500 32 190 278 -113.68 +/- 19.88
91548 ncm-et-3 2019-08-05 11:28 01:17:54 1974235 500 28 193 279 -119.11 +/- 19.75
91547 ncm-et-4 2019-08-05 11:28 01:15:38 1969910 500 29 193 278 -118.33 +/- 19.82
91546 ncm-et-15 2019-08-05 11:28 01:16:20 1971102 500 20 187 293 -120.67 +/- 18.88
91545 ncm-et-10 2019-08-05 11:28 01:15:53 1966784 500 33 188 279 -111.37 +/- 19.84
23888 ncm-et-8 2018-04-28 05:24 00:31:31 2023119 206 14 76 116 -107.91 +/- 30.8
23887 ncm-et-9 2018-04-28 05:24 00:31:26 2021488 208 9 78 121 -119.79 +/- 29.55
23886 ncm-et-6 2018-04-28 05:24 00:31:36 2025573 217 6 81 130 -125.24 +/- 27.93
23885 ncm-et-4 2018-04-28 05:23 00:32:25 2025572 221 15 69 137 -86.65 +/- 27.64
23884 ncm-et-7 2018-04-28 05:23 00:32:19 1976191 212 16 86 110 -119.18 +/- 32.14
23883 ncm-et-10 2018-04-28 05:23 00:32:37 2019859 215 16 86 113 -117.39 +/- 31.65
23882 ncm-et-3 2018-04-28 05:23 00:32:23 2027538 214 16 85 113 -116.17 +/- 31.63
23881 ncm-et-13 2018-04-28 05:23 00:32:32 2026227 216 22 85 109 -104.37 +/- 32.56
23880 ncm-et-11 2018-04-28 05:22 00:32:53 2016286 224 11 87 126 -122.74 +/- 29.29
23879 ncm-et-12 2018-04-28 05:22 00:32:58 1855858 203 13 77 113 -113.4 +/- 31.23
23878 ncm-et-15 2018-04-28 05:22 00:32:57 2020184 206 17 88 101 -124.86 +/- 33.81
23877 ncm-et-5 2018-04-28 05:22 00:33:02 2022141 219 15 82 122 -109.81 +/- 30.1
23876 ncm-et-16 2018-04-28 05:22 00:33:27 2019859 216 15 89 112 -124.04 +/- 31.8
23875 ncm-et-14 2018-04-28 05:21 00:33:56 2018560 223 16 78 129 -99.21 +/- 29.08
23874 ncm-et-15 2018-04-28 04:07 01:14:48 2018883 500 23 185 292 -116.78 +/- 19.0
23873 ncm-et-8 2018-04-28 04:06 01:16:25 2021978 500 26 193 281 -120.67 +/- 19.61
23872 ncm-et-6 2018-04-28 04:06 01:16:11 2025899 500 26 183 291 -112.91 +/- 19.12
23871 ncm-et-4 2018-04-28 04:06 01:15:32 2023119 500 36 199 265 -117.55 +/- 20.58
23870 ncm-et-3 2018-04-28 04:06 01:15:23 2025081 500 31 177 292 -104.49 +/- 19.17
23869 ncm-et-9 2018-04-28 04:06 01:16:33 2024427 500 39 199 262 -115.23 +/- 20.77
23868 ncm-et-11 2018-04-28 04:06 01:15:10 2006234 500 13 190 297 -128.55 +/- 18.47
23867 ncm-et-10 2018-04-28 04:06 01:15:31 2020836 500 28 178 294 -107.54 +/- 19.01
23866 ncm-et-13 2018-04-28 04:06 01:15:20 2025736 500 27 203 270 -127.76 +/- 20.18
23865 ncm-et-7 2018-04-28 04:06 01:15:36 1992209 500 27 176 297 -106.78 +/- 18.85
23864 ncm-et-12 2018-04-28 04:06 01:15:09 1992114 500 31 176 293 -103.73 +/- 19.12
23863 ncm-et-16 2018-04-28 04:06 01:14:30 2020673 500 33 181 286 -106.01 +/- 19.5
23862 ncm-et-14 2018-04-28 04:06 01:14:17 2020021 500 29 193 278 -118.33 +/- 19.82
23861 ncm-et-5 2018-04-28 04:06 01:15:01 2022795 500 27 184 289 -112.91 +/- 19.24

Commit

Commit ID 626dc8a03b7f18943d4fa7e14b0fad99c29841ef
Author Marco Costalba
Date 2014-05-01 05:46:44 UTC
Remove dead code in search We can never have bestValue == -VALUE_INFINITE at the end of move loop because if no legal move exists we detect it with previous condition on !moveCount, if a legal move exists we never prune it due to futility pruning condition: bestValue > VALUE_MATED_IN_MAX_PLY So this code never executes, as I have also verified directly. Issue reported by Joona. No functional change.
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