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Matthies / RubiChess

Another chess engine
GNU General Public License v3.0
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Rubi losing mate score #438

Closed Matthies closed 5 months ago

Matthies commented 7 months ago

After finding correct mate in 11 it fails low with mate 15 later.

position fen k7/Pp1ppp2/1P4p1/7p/4P3/1p6/pP1P1PPP/K7 w - -
go depth 30
...
info depth 21 seldepth 25 multipv 1 time 218 score mate 12 nodes 321844 nps 1470750 tbhits 0 hashfull 57 pv f2f4 h5h4 d2d3 f7f6 d3d4 g6g5 f4g5 h4h3 g2h3 f6g5 h3h4 g5g4 h4h5 g4g3 h2g3 d7d5 e4d5 e7e5 d5d6 e5d4 d6d7 d4d3 d7d8q
info depth 22 seldepth 22 multipv 1 time 219 score mate 16 upperbound nodes 323602 nps 1472061 tbhits 0 hashfull 57 pv f2f4 h5h4
info depth 22 seldepth 22 multipv 1 time 224 score mate 12 lowerbound nodes 334176 nps 1488308 tbhits 0 hashfull 57 pv f2f4
info depth 22 seldepth 27 multipv 1 time 227 score mate 12 nodes 338159 nps 1486647 tbhits 0 hashfull 57 pv f2f4 h5h4 d2d3 d7d6 d3d4 e7e5 d4e5 h4h3 g2h3 d6e5 f4e5 g6g5 h3h4 g5g4 h4h5 g4g3 h2g3 f7f5 e5e6 f5e4 e6e7 e4e3 e7e8q
info depth 23 seldepth 23 multipv 1 time 229 score mate 16 upperbound nodes 340499 nps 1485357 tbhits 0 hashfull 57 pv d2d4
info depth 23 seldepth 23 multipv 1 time 233 score mate 12 lowerbound nodes 348854 nps 1495821 tbhits 0 hashfull 59 pv f2f4
info depth 23 seldepth 27 multipv 1 time 233 score mate 12 nodes 349907 nps 1495762 tbhits 0 hashfull 59 pv f2f4 h5h4 d2d3 d7d6 d3d4 e7e5 d4e5 h4h3 g2h3 d6e5 f4e5 g6g5 h3h4 g5g4 h4h5 g4g3 h2g3 f7f5 e5e6 f5e4 e6e7 e4e3 e7e8q
info depth 24 seldepth 24 multipv 1 time 235 score mate 16 upperbound nodes 351134 nps 1494065 tbhits 0 hashfull 59 pv f2f4 h5h4
info depth 24 seldepth 24 multipv 1 time 240 score mate 12 lowerbound nodes 362509 nps 1508566 tbhits 0 hashfull 61 pv f2f4
info depth 24 seldepth 27 multipv 1 time 248 score mate 11 nodes 374738 nps 1509116 tbhits 0 hashfull 65 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
info depth 25 seldepth 25 multipv 1 time 249 score mate 15 upperbound nodes 377646 nps 1510620 tbhits 0 hashfull 65 pv f2f4 h5h4
info depth 25 seldepth 27 multipv 1 time 258 score mate 11 lowerbound nodes 393782 nps 1525093 tbhits 0 hashfull 67 pv f2f4
info depth 25 seldepth 27 multipv 1 time 260 score mate 11 nodes 395066 nps 1517552 tbhits 0 hashfull 68 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
info depth 26 seldepth 26 multipv 1 time 261 score mate 15 upperbound nodes 397249 nps 1518248 tbhits 0 hashfull 70 pv g2g4
info depth 26 seldepth 26 multipv 1 time 265 score mate 11 lowerbound nodes 403866 nps 1523939 tbhits 0 hashfull 73 pv f2f4
info depth 26 seldepth 27 multipv 1 time 267 score mate 11 nodes 406603 nps 1522580 tbhits 0 hashfull 74 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
info depth 27 seldepth 27 multipv 1 time 270 score mate 15 upperbound nodes 413334 nps 1527761 tbhits 0 hashfull 76 pv d2d3
info depth 27 seldepth 35 multipv 1 time 281 score mate 11 lowerbound nodes 431883 nps 1534079 tbhits 0 hashfull 86 pv f2f4
info depth 27 seldepth 27 multipv 1 time 282 score mate 11 nodes 432510 nps 1533706 tbhits 0 hashfull 87 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 d4d5 g6g5 f4g5 f6g5 h2h3 g5g4 h3g4 h4h3 g2h3 e7e5 d5e6 d6d5 e6e7 d5e4 e7e8q
info depth 28 seldepth 28 multipv 1 time 287 score mate 15 upperbound nodes 441328 nps 1536604 tbhits 0 hashfull 89 pv d2d3
info depth 28 seldepth 28 multipv 1 time 292 score mate 11 lowerbound nodes 450383 nps 1540595 tbhits 0 hashfull 91 pv f2f4
info depth 28 seldepth 31 multipv 1 time 294 score mate 11 nodes 453200 nps 1539510 tbhits 0 hashfull 91 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
info depth 29 seldepth 29 multipv 1 time 295 score mate 11 nodes 455429 nps 1541746 tbhits 0 hashfull 91 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
info depth 30 seldepth 30 multipv 1 time 297 score mate 11 nodes 459982 nps 1546358 tbhits 0 hashfull 92 pv f2f4 h5h4 d2d3 d7d6 d3d4 f7f6 f4f5 g6g5 h2h3 g5g4 h3g4 h4h3 g2h3 d6d5 e4d5 e7e6 f5e6 f6f5 e6e7 f5f4 e7e8q
Matthies commented 5 months ago

Fixed.