Dev Builds » 20211031-2140

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 08:24:04 1960948 3342 2846 6 490 +436.17 +/- 15.39
ncm-et-4 08:23:55 1966829 3366 2890 8 468 +444.36 +/- 15.76
ncm-et-9 08:23:57 1961420 3319 2830 4 485 +438.27 +/- 15.46
ncm-et-10 08:24:11 1958130 3333 2855 7 471 +442.13 +/- 15.7
ncm-et-13 08:23:10 1962305 3341 2842 5 494 +435.37 +/- 15.32
ncm-et-15 08:24:00 1953392 3299 2812 8 479 +436.38 +/- 15.57
20000 17075 38 2887 +438.76 +/- 6.33

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
153193 ncm-et-15 2021-11-05 02:00 00:45:26 1955110 299 262 1 36 +467.36 +/- 58.5
153192 ncm-et-9 2021-11-05 01:57 00:47:53 1971878 319 267 0 52 +420.75 +/- 47.96
153191 ncm-et-10 2021-11-05 01:55 00:50:05 1961996 333 284 0 49 +440.03 +/- 49.53
153190 ncm-et-13 2021-11-05 01:53 00:52:01 1961228 341 299 0 42 +473.16 +/- 53.81
153189 ncm-et-3 2021-11-05 01:53 00:52:22 1958478 342 299 2 41 +460.92 +/- 54.58
153188 ncm-et-4 2021-11-05 01:50 00:55:28 1962005 366 319 0 47 +465.43 +/- 50.7
153187 ncm-et-15 2021-11-05 00:42 01:17:02 1943522 500 423 1 76 +429.05 +/- 39.52
153186 ncm-et-9 2021-11-05 00:39 01:17:45 1955273 500 432 1 67 +452.04 +/- 42.22
153185 ncm-et-10 2021-11-05 00:39 01:15:50 1954047 500 418 2 80 +415.05 +/- 38.52
153184 ncm-et-13 2021-11-05 00:37 01:15:53 1960326 500 418 0 82 +419.61 +/- 37.91
153183 ncm-et-3 2021-11-05 00:36 01:16:17 1958651 500 428 2 70 +438.95 +/- 41.29
153182 ncm-et-4 2021-11-05 00:34 01:15:04 1964151 500 433 2 65 +452.04 +/- 42.92
153181 ncm-et-15 2021-11-04 23:25 01:16:52 1955282 500 425 2 73 +431.48 +/- 40.4
153180 ncm-et-10 2021-11-04 23:23 01:15:07 1964790 500 422 1 77 +426.65 +/- 39.25
153179 ncm-et-9 2021-11-04 23:21 01:17:00 1959087 500 441 0 59 +481.09 +/- 45.07
153178 ncm-et-13 2021-11-04 23:21 01:14:40 1965998 500 419 1 80 +419.61 +/- 38.47
153177 ncm-et-3 2021-11-04 23:20 01:15:18 1963444 500 429 0 71 +446.7 +/- 40.89
153176 ncm-et-4 2021-11-04 23:18 01:14:58 1964457 500 430 1 69 +446.7 +/- 41.57
153175 ncm-et-15 2021-11-04 22:10 01:14:43 1959546 500 423 1 76 +429.05 +/- 39.52
153174 ncm-et-10 2021-11-04 22:07 01:15:40 1958320 500 432 1 67 +452.04 +/- 42.22
153173 ncm-et-13 2021-11-04 22:06 01:14:52 1965541 500 429 1 70 +444.09 +/- 41.26
153172 ncm-et-9 2021-11-04 22:05 01:15:35 1961234 500 425 1 74 +433.94 +/- 40.08
153171 ncm-et-3 2021-11-04 22:05 01:14:28 1963846 500 423 1 76 +429.05 +/- 39.52
153170 ncm-et-4 2021-11-04 22:03 01:14:25 1973434 500 420 1 79 +421.93 +/- 38.73
153169 ncm-et-15 2021-11-04 20:53 01:16:21 1956187 500 426 1 73 +436.43 +/- 40.36
153168 ncm-et-10 2021-11-04 20:51 01:15:37 1959875 500 439 2 59 +468.96 +/- 45.15
153167 ncm-et-3 2021-11-04 20:50 01:14:34 1960351 500 421 0 79 +426.65 +/- 38.66
153166 ncm-et-13 2021-11-04 20:49 01:16:37 1955661 500 431 0 69 +452.04 +/- 41.5
153165 ncm-et-4 2021-11-04 20:49 01:14:13 1964167 500 429 1 70 +444.09 +/- 41.26
153164 ncm-et-9 2021-11-04 20:48 01:16:23 1961695 500 434 0 66 +460.32 +/- 42.48
153163 ncm-et-3 2021-11-04 19:35 01:14:17 1965071 500 414 0 86 +410.58 +/- 36.97
153162 ncm-et-15 2021-11-04 19:35 01:16:56 1946385 500 437 0 63 +468.95 +/- 43.54
153161 ncm-et-13 2021-11-04 19:34 01:14:21 1961384 500 429 1 70 +444.09 +/- 41.26
153160 ncm-et-10 2021-11-04 19:33 01:17:26 1945563 500 424 1 75 +431.48 +/- 39.8
153159 ncm-et-4 2021-11-04 19:32 01:15:27 1971579 500 426 2 72 +433.94 +/- 40.69
153158 ncm-et-9 2021-11-04 19:32 01:15:22 1960003 500 421 2 77 +421.93 +/- 39.29
153157 ncm-et-13 2021-11-04 18:18 01:14:46 1966003 500 417 2 81 +412.8 +/- 38.27
153156 ncm-et-15 2021-11-04 18:18 01:16:40 1957714 500 416 2 82 +410.58 +/- 38.02
153155 ncm-et-9 2021-11-04 18:18 01:13:59 1960774 500 410 0 90 +401.92 +/- 36.1
153154 ncm-et-3 2021-11-04 18:18 01:16:48 1956801 500 432 1 67 +452.04 +/- 42.22
153153 ncm-et-10 2021-11-04 18:17 01:14:26 1962319 500 436 0 64 +466.03 +/- 43.18
153152 ncm-et-4 2021-11-04 18:17 01:14:20 1968016 500 433 1 66 +454.76 +/- 42.55

Commit

Commit ID 0e89d6e7546d26a19a108d047b489d9ba6f7970c
Author Michel Van den Bergh
Date 2021-10-31 21:40:41 UTC
Do not output to stderr during the build. To help with debugging, the worker sends the output of stderr (suitable truncated) to the action log on the server, in case a build fails. For this to work it is important that there is no spurious output to stderr. closes https://github.com/official-stockfish/Stockfish/pull/3773 No functional change
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