Berserk 10 fatal error in evaluation

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chessica
Posts: 996
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Berserk 10 fatal error in evaluation

Post by chessica »

[fen]1B3B1B/2B5/p6B/8/8/8/8/1k1K4 w - - 0 1[/fen]
# 9

Berserk 10:

...
24/73 01:18 56.067k 714k +271,98 1.Kd1-d2 Kb1-a2 2.Kd2-c2 a6-a5 3.Kc2-c3 Ka2-b1 4.Lc7xa5 Kb1-a2 5.La5-c7 Ka2-b1 6.Lh8-d4 Kb1-a2 7.Lf8-e7 Ka2-b1 8.Le7-d8 Kb1-a2 9.Lc7-d6 Ka2-b1 10.Ld4-e3 Kb1-a2 11.Kc3-c2 Ka2-a1 12.Ld6-c7 Ka1-a2 13.Ld8-e7 Ka2-a1 14.Kc2-c3 Ka1-a2 15.Lc7-d6 Ka2-a1 16.Kc3-c2 Ka1-a2 17.Lb8-c7 Ka2-a1 18.Le3-f4 Ka1-a2 19.Lf4-g5 Ka2-a1 20.Lg5-e3 Ka1-a2 21.Le3-f4 Ka2-a1 22.Le7-d8

oh no?????
chessica
Posts: 996
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Berserk 10 fatal error in evaluation

Post by chessica »

[fen]1B3B1B/2B5/p6B/8/8/8/8/1k1K4 w - - 0 1[/fen]

Here tested again with older versions, version 10 has a very big bug.

Berserk 8.5.1 NN (6fb1a076a856): :)

...
32/99+ 03:18 195.699k 986k +15,99 1.Lc7-e5
32/99+ 03:18 195.700k 986k +247,31 1.Lc7-e5
32/99 03:20 197.970k 986k +M9 1.Lc7-e5 Kb1-a2 2.Kd1-c2 a6-a5 3.Le5-a1 a5-a4 4.Lb8-e5 a4-a3 5.Kc2-c3 Ka2xa1 6.Kc3-b3+ Ka1-b1 7.Le5-a1 a3-a2 8.Kb3-c3 Kb1xa1 9.Kc3-c2+
33/99 03:25 202.275k 986k +M9 1.Lc7-e5 Kb1-a2 2.Kd1-c2 a6-a5 3.Le5-a1 a5-a4 4.Lb8-e5 a4-a3 5.Kc2-c3 Ka2xa1 6.Kc3-b3+ Ka1-b1 7.Le5-a1 a3-a2 8.Kb3-c3 Kb1xa1 9.Kc3-c2+
34/99 03:34 212.332k 988k +M9 1.Lc7-e5 Kb1-a2 2.Kd1-c2 a6-a5 3.Le5-a1 a5-a4 4.Lb8-e5 a4-a3 5.Kc2-c3 Ka2xa1 6.Kc3-b3+ Ka1-b1 7.Le5-a1 a3-a2 8.Kb3-c3 Kb1xa1 9.Kc3-c2+


Berserk 9-dev NN (6fb1a076a856): :)

...
25/73 00:25 22.715k 898k +18,64 1.Lc7-h2 a6-a5 2.Lb8-e5 a5-a4 3.Kd1-d2 a4-a3 4.Le5-a1 Kb1-a2 5.Kd2-d3 Ka2-b3 6.Lh8-c3 Kb3-a2 7.Lh6-f4 Ka2-b3 8.Lf8-g7 Kb3-a2 9.Lc3-e5 Ka2-b3 10.Lf4-d2 a3-a2 11.Ld2-c3 Kb3-a3 12.Kd3-c4 Ka3-a4 13.Le5-b8 Ka4-a3 14.Lh2-d6+ Ka3-a4 15.Ld6-f4 Ka4-a3 16.Lb8-e5 Ka3-a4 17.Lg7-h6 Ka4-a3 18.Kc4-d3 Ka3-b3 19.Le5-g7 Kb3-a4 20.Kd3-c4 Ka4-a3 21.Lf4-e5 Ka3-a4 22.Lh6-e3 Ka4-a3 23.Kc4-d3 Ka3-b3 24.Le3-h6 Kb3-a4
26/94 00:37 33.399k 903k +M9 1.Lc7-e5 a6-a5 2.Le5-a1 Kb1-a2 3.Kd1-c2 a5-a4 4.Lb8-e5 a4-a3 5.Kc2-c3 Ka2xa1 6.Kc3-b3+ Ka1-b1 7.Le5-a1 a3-a2 8.Kb3-c3 Kb1xa1 9.Kc3-c2+
27/94 00:37 33.517k 903k +M9 1.Lc7-e5 a6-a5 2.Le5-a1 Kb1-a2 3.Kd1-c2 a5-a4 4.Lb8-e5 a4-a3 5.Kc2-c3 Ka2xa1 6.Kc3-b3+ Ka1-b1 7.Le5-a1 a3-a2 8.Kb3-c3 Kb1xa1 9.Kc3-c2+


Berserk 20220725: :( shit happens

...
23/45 00:00 398k 554k +59,42 1.Lh8-e5 Kb1-a2 2.Kd1-e2 Ka2-b1 3.Ke2-f3 Kb1-c2 4.Kf3-e4 Kc2-d1 5.Ke4-d5 Kd1-c2 6.Lf8-d6 Kc2-b3 7.Lh6-f4 Kb3-a2 8.Le5-f6 Ka2-b3 9.Kd5-c6 Kb3-a4
24/107 02:13 72.384k 541k +271,94 1.Lh6-f4 Kb1-a2 2.Kd1-e2 Ka2-b1 3.Ke2-d3 Kb1-a2 4.Kd3-c4 Ka2-b1 5.Kc4-c5 Kb1-c2 6.Lh8-e5 Kc2-d1 7.Kc5-b6 Kd1-e2 8.Kb6xa6 Ke2-d3 9.Ka6-b6 Kd3-e4 10.Lf8-e7 Ke4-f3 11.Kb6-c5 Kf3-g4 12.Kc5-d5 Kg4-f5 13.Le7-g5 Kf5-g6 14.Lg5-d8 Kg6-f5 15.Lf4-g3 Kf5-g6 16.Kd5-e6 Kg6-h6 17.Ke6-f5 Kh6-h5 18.Le5-f6 Kh5-h6 19.Lc7-f4+ Kh6-h5 20.Lf4-e5 Kh5-h6 21.Kf5-g4
25/107 18:29 616.409k 556k +271,98 1.Lh6-f4 Kb1-a2 2.Kd1-c2 a6-a5 3.Lh8-f6 a5-a4 4.Lf8-d6 a4-a3 5.Lf6-d8 Ka2-a1 6.Ld6xa3 Ka1-a2 7.La3-e7 Ka2-a1 8.Lc7-e5+ Ka1-a2 9.Kc2-c3 Ka2-b1 10.Le5-c7 Kb1-a2 11.Lf4-d6 Ka2-b1 12.Le7-g5 Kb1-a2 13.Kc3-c2 Ka2-a1 14.Ld8-f6+ Ka1-a2 15.Kc2-c3 Ka2-b1 16.Lf6-e7 Kb1-a1 17.Lg5-f4 Ka1-a2 18.Lc7-a5 Ka2-b1 19.Ld6-c7 Kb1-a1 20.Kc3-c2
Bester Zug: Lh6-f4, Wert: +271,98, Tiefe: 26/107, Dauer: 34:33,213, 616.408.676 Knoten, 556k
chrisw
Posts: 4747
Joined: Tue Apr 03, 2012 4:28 pm
Location: Midi-Pyrénées
Full name: Christopher Whittington

Re: Berserk 10 fatal error in evaluation

Post by chrisw »

chessica wrote: Wed Oct 05, 2022 9:36 pm [fen]1B3B1B/2B5/p6B/8/8/8/8/1k1K4 w - - 0 1[/fen]
# 9

Berserk 10:

...
24/73 01:18 56.067k 714k +271,98 1.Kd1-d2 Kb1-a2 2.Kd2-c2 a6-a5 3.Kc2-c3 Ka2-b1 4.Lc7xa5 Kb1-a2 5.La5-c7 Ka2-b1 6.Lh8-d4 Kb1-a2 7.Lf8-e7 Ka2-b1 8.Le7-d8 Kb1-a2 9.Lc7-d6 Ka2-b1 10.Ld4-e3 Kb1-a2 11.Kc3-c2 Ka2-a1 12.Ld6-c7 Ka1-a2 13.Ld8-e7 Ka2-a1 14.Kc2-c3 Ka1-a2 15.Lc7-d6 Ka2-a1 16.Kc3-c2 Ka1-a2 17.Lb8-c7 Ka2-a1 18.Le3-f4 Ka1-a2 19.Lf4-g5 Ka2-a1 20.Lg5-e3 Ka1-a2 21.Le3-f4 Ka2-a1 22.Le7-d8

oh no?????
Well found. I’m travelling all day today lots of time to waste, so I figured I’ld check the Berserk source, with a fairly good idea of what to look for (Seem to remember 10 has some special endgame code that bypasses the NNUE), but forgive me if I jump too fast to conclusions.

Special case endings uses a PieceIndex to decide which special case. Looks like the mask for each piece type has three bits, so more than four pieces of a colour-type will increment-overflow into the next mask up.
I think this means that six bishops will look like two bishops, five bishops like one and four bishops like none. Likewise any OOB other pieces. Leading to all kinds of undefined behaviours. Not sure if this is exactly what happens, but four bishops might be “undefined” as no bishops, and the pawn may be winning in some of these cases.
I also kind of remember (difficult to look it up right now) that SF uses a very similar pieceindex mapping, so either SF will have this bug, or not, depending on whether it’s known or not.

Didn’t look at any other places pieceindex gets used, it many, then it will be a pain to fix. In normal games of course, four bishops is very unlikely to happen, four queens maybe, but the other pieces not.
Take all this with pinch of salt - done in railway station cafe with coffee for 15 minutes.
chessica
Posts: 996
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Berserk 10 fatal error in evaluation

Post by chessica »

[fen]5k2/5N2/5K2/5B2/8/8/8/8 w - - 0 1 [/fen]

#18!

Berserk 8.5.1 NN (6fb1a076a856):
...
36/99+ 08:19 547.768k 1.096k +239,71 1.Lf5-c2
36/99 09:47 627.704k 1.068k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Sf7-e5 Kf8-e7 8.Se5-d3 Ke7-d7 9.Kg6-f7 Kd7-c6 10.La2-c4 Kc6-b6 11.Kf7-f6 Kb6-a5 12.Lc4-b3 Ka5-b6 13.Kf6-e5 Kb6-a5 14.Ke5-d6 Ka5-b5 15.Kd6-c7 Kb5-a5 16.Kc7-c6 Ka5-a6 17.Kc6-c5 Ka6-a5 18.Kc5-c4 Ka5-a6
37/99 10:10 650.652k 1.067k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Sf7-e5 Kf8-e7 8.Se5-d3 Ke7-d7 9.Kg6-f7 Kd7-c6 10.La2-c4 Kc6-b6 11.Kf7-e6 Kb6-a5 12.Lc4-b3 Ka5-b6 13.Ke6-d6 Kb6-b5 14.Kd6-e5 Kb5-c6 15.Lb3-a4+ Kc6-b6 16.Ke5-e4 Kb6-c7 17.Ke4-d5 Kc7-d8 18.Kd5-d6 Kd8-c8
38/99 10:37 679.445k 1.065k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Sf7-e5 Kf8-e7 8.Se5-d3 Ke7-d7 9.Kg6-f7 Kd7-d6 10.Kf7-f6 Kd6-d7 11.La2-f7 Kd7-c7 12.Kf6-e7 Kc7-b6 13.Lf7-b3 Kb6-a5 14.Ke7-d6 Ka5-b5 15.Kd6-c7 Kb5-a5 16.Kc7-d7 Ka5-b6 17.Kd7-e6 Kb6-c7 18.Lb3-a4 Kc7-b6 19.Ke6-d5
39/99 11:10 713.485k 1.064k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Sf7-e5 Kf8-e7 8.Se5-d3 Ke7-d7 9.Kg6-f7 Kd7-d6 10.Kf7-f6 Kd6-d7 11.La2-d5 Kd7-d8 12.Kf6-e6 Kd8-c7 13.Ke6-e7 Kc7-b6 14.Ld5-b3 Kb6-a5 15.Ke7-e6 Ka5-b6 16.Ke6-d7 Kb6-a5 17.Kd7-d6 Ka5-b5 18.Kd6-c7 Kb5-a5 19.Kc7-c6 Ka5-a6 20.Kc6-d5
40/99 12:00 765.055k 1.062k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Kg6-f6 Kf8-e8 8.La2-e6 Ke8-f8 9.Sf7-e5 Kf8-e8 10.Le6-d5 Ke8-d8 11.Ld5-c6 Kd8-c8 12.Kf6-f7 Kc8-c7 13.Kf7-e6 Kc7-b6 14.Ke6-d6 Kb6-a7 15.Se5-g4 Ka7-b8 16.Sg4-h6 Kb8-a7 17.Kd6-c5 Ka7-b8 18.Sh6-f7 Kb8-a7 19.Lc6-a4 Ka7-a8 20.Kc5-c6
41/99 13:55 883.289k 1.057k +M334 1.Lf5-c2 Kf8-g8 2.Sf7-e5 Kg8-h8 3.Kf6-g6 Kh8-g8 4.Lc2-b1 Kg8-h8 5.Se5-f7+ Kh8-g8 6.Lb1-a2 Kg8-f8 7.Kg6-f6 Kf8-e8 8.La2-e6 Ke8-f8 9.Sf7-e5 Kf8-e8 10.Le6-d5 Ke8-d8 11.Ld5-c6 Kd8-c7 12.Kf6-e6 Kc7-b8 13.Ke6-d5 Kb8-a7 14.Lc6-a4 Ka7-b6 15.Se5-d3 Kb6-a7 16.Kd5-e5 Ka7-b6 17.La4-b3 Kb6-a5 18.Ke5-d4 Ka5-b6 19.Kd4-d5 Kb6-b5 20.Kd5-d6 Kb5-a6
42/99+ 20:21 1.281.928k 1.050k +M47 1.Lf5-h7
42/99+ 20:21 1.282.202k 1.050k +M43 1.Lf5-h7
42/99+ 20:21 1.282.426k 1.050k +M28 1.Lf5-h7
42/99 37:08 2.319.280k 1.041k +M21 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Ke6-e7 Kc7-c6 8.Le2-c4 Kc6-c7 9.Lc4-b5 Kc7-c8 10.Ke7-d6 Kc8-b7 11.Lb5-d3 Kb7-c8 12.Sd7-c5 Kc8-d8 13.Ld3-b5 Kd8-c8 14.Lb5-d7+ Kc8-b8 15.Kd6-c6 Kb8-a7 16.Kc6-c7 Ka7-a8 17.Sc5-a4 Ka8-a7 18.Ld7-b5 Ka7-a8 19.Sa4-b6+ Ka8-a7 20.Sb6-c8+ Ka7-a8 21.Lb5-c6+
Bester Zug: Lf5-h7, Wert: +Matt in 21, Tiefe: 43/99, Dauer: 55:01,432, 2.319.280.044 Knoten, 1.041k

Berserk 9-dev NN (6fb1a076a856):
...
32/100+ 01:30 90.897k 1.001k +239,45 1.Lf5-e6
32/100 01:56 115.981k 996k +M29 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-f8 3.Se5-d7+ Kf8-e8 4.Kf6-e6 Ke8-d8 5.Lh7-c2 Kd8-c7 6.Lc2-e4 Kc7-d8 7.Le4-c6 Kd8-e8 8.Lc6-a4 Ke8-d8 9.Sd7-e5 Kd8-c8 10.Ke6-f7 Kc8-b7 11.Se5-c4 Kb7-c7 12.Kf7-e8 Kc7-c8 13.Ke8-e7 Kc8-c7 14.La4-b5 Kc7-c8 15.Lb5-c6 Kc8-c7 16.Sc4-e5 Kc7-c8
33/100 02:03 123.103k 995k +M30 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-f8 3.Se5-d7+ Kf8-e8 4.Kf6-e6 Ke8-d8 5.Lh7-c2 Kd8-c7 6.Lc2-e4 Kc7-d8 7.Le4-c6 Kd8-e8 8.Lc6-a4 Ke8-d8 9.Sd7-e5 Kd8-c8 10.Ke6-f7 Kc8-b7 11.Se5-c4 Kb7-b8 12.Kf7-e6 Kb8-c7 13.La4-e8 Kc7-d8 14.Le8-b5 Kd8-c8 15.Ke6-e7 Kc8-c7 16.Lb5-d7 Kc7-b8
34/100 02:29 148.136k 991k +M26 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-f8 3.Se5-d7+ Kf8-e8 4.Kf6-e6 Ke8-d8 5.Ke6-d6 Kd8-e8 6.Lh7-g8 Ke8-d8 7.Lg8-f7 Kd8-c8 8.Sd7-e5 Kc8-d8 9.Se5-c4 Kd8-c8 10.Kd6-e7 Kc8-c7 11.Lf7-e8 Kc7-c8 12.Le8-c6 Kc8-c7 13.Lc6-b5 Kc7-b8 14.Ke7-d8 Kb8-b7 15.Lb5-a4 Kb7-a6 16.Kd8-e7 Ka6-b7 17.Ke7-d7 Kb7-a6
35/100 03:39 215.330k 982k +M27 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Ld5-c6+ Ke8-d8 7.Sg6-e5 Kd8-c8 8.Kf6-e6 Kc8-d8 9.Ke6-d6 Kd8-c8 10.Lc6-d7+ Kc8-b8 11.Se5-c4 Kb8-b7 12.Ld7-f5 Kb7-b8 13.Kd6-c6 Kb8-a8 14.Kc6-d7 Ka8-b8 15.Lf5-e4 Kb8-a7 16.Le4-c6 Ka7-b8 17.Lc6-h1 Kb8-a7 18.Kd7-d8
36/100 09:15 528.284k 951k +M32 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Ld5-c6+ Ke8-d8 7.Sg6-e5 Kd8-c8 8.Se5-c4 Kc8-c7 9.Lc6-a4 Kc7-b7 10.La4-e8 Kb7-c7 11.Kf6-e7 Kc7-c8 12.Le8-b5 Kc8-c7 13.Lb5-d7 Kc7-b8 14.Ke7-d6 Kb8-b7 15.Ld7-e8 Kb7-b8 16.Kd6-d7 Kb8-b7 17.Kd7-d8 Kb7-a8 18.Kd8-c7 Ka8-a7 19.Le8-c6 Ka7-a6 20.Lc6-d7
37/100 10:33 601.688k 950k +M32 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Ld5-c6+ Ke8-d8 7.Sg6-e5 Kd8-c8 8.Lc6-b5 Kc8-c7 9.Se5-c4 Kc7-d8 10.Kf6-f7 Kd8-c7 11.Kf7-e6 Kc7-d8 12.Ke6-d6 Kd8-c8 13.Sc4-e5 Kc8-b7 14.Se5-d7 Kb7-c8 15.Lb5-c6 Kc8-d8 16.Sd7-e5 Kd8-c8 17.Lc6-d7+ Kc8-b7 18.Se5-c4 Kb7-b8 19.Sc4-a5 Kb8-a8
38/100 34:22 1.964.930k 952k +M25 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Lh7-c2 Kc7-b6 5.Ke6-d5 Kb6-b5 6.Se5-d3 Kb5-b6 7.Lc2-a4 Kb6-b7 8.Kd5-c5 Kb7-c8 9.Kc5-d6 Kc8-d8 10.Sd3-e5 Kd8-c8 11.La4-d7+ Kc8-b7 12.Se5-c4 Kb7-b8 13.Kd6-c6 Kb8-a7 14.Kc6-c7 Ka7-a6 15.Ld7-a4 Ka6-a7 16.La4-e8 Ka7-a8 17.Le8-b5 Ka8-a7 18.Lb5-c6 Ka7-a6 19.Kc7-d6 Ka6-a7
39/100 44:34 2.549.872k 954k +M20 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-f1 Kc6-c7 7.Lf1-b5 Kc7-d8 8.Sd7-e5 Kd8-c7 9.Lb5-c6 Kc7-c8 10.Ke6-d6 Kc8-d8 11.Lc6-b5 Kd8-c8 12.Lb5-d7+ Kc8-b7 13.Se5-c4 Kb7-b8 14.Kd6-c6 Kb8-a7 15.Kc6-c7 Ka7-a6 16.Ld7-e8 Ka6-a7 17.Le8-b5 Ka7-a8 18.Sc4-b6+ Ka8-a7 19.Sb6-c8+ Ka7-a8 20.Lb5-c6+
Bester Zug: Lf5-h7, Wert: +Matt in 20, Tiefe: 39/100, Dauer: 55:01,432, 2.549.871.962 Knoten, 954k

Berserk 20220725:
...
24/85+ 00:06 3.107k 481k +310,81 1.Sf7-h6
24/87 00:08 4.173k 491k +M29 1.Sf7-h6 Kf8-e8 2.Sh6-f7 Ke8-f8 3.Sf7-e5 Kf8-g8 4.Lf5-c2 Kg8-h8 5.Lc2-g6 Kh8-g8 6.Se5-f7 Kg8-f8 7.Lg6-h7 Kf8-e8 8.Sf7-e5 Ke8-f8 9.Se5-g6+ Kf8-e8 10.Kf6-e6 Ke8-d8 11.Ke6-d6 Kd8-c8 12.Lh7-g8 Kc8-b7 13.Lg8-e6 Kb7-a6 14.Kd6-c5 Ka6-b7 15.Sg6-e5 Kb7-c7 16.Se5-f7 Kc7-b7 17.Le6-d7 Kb7-a7 18.Ld7-c6 Ka7-a6 19.Sf7-e5 Ka6-a7 20.Kc5-d6 Ka7-b8 21.Kd6-d7 Kb8-a7 22.Se5-c4 Ka7-b8 23.Kd7-d8 Kb8-a7 24.Kd8-c8 Ka7-a6 25.Kc8-c7 Ka6-a7 26.Lc6-b5 Ka7-a8 27.Sc4-b6+ Ka8-a7 28.Sb6-c8+ Ka7-a8 29.Lb5-c6+
25/87+ 00:09 4.785k 498k +M24 1.Sf7-h6
25/87 00:15 8.175k 521k +M20 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-c7 4.Se5-c4 Kc7-d8 5.Le4-c6 Kd8-c7 6.Lc6-a4 Kc7-d8 7.Kf6-e6 Kd8-c8 8.Ke6-d6 Kc8-d8 9.Sc4-e5 Kd8-c8 10.La4-b5 Kc8-b7 11.Lb5-d7 Kb7-a6 12.Se5-c4 Ka6-b7 13.Ld7-e6 Kb7-a6 14.Kd6-c6 Ka6-a7 15.Kc6-c7 Ka7-a6 16.Le6-d7 Ka6-a7 17.Ld7-b5 Ka7-a8 18.Sc4-b6+ Ka8-a7 19.Sb6-c8+ Ka7-a8 20.Lb5-c6+
26/87- 00:17 8.950k 525k +M25 1.Lf5-h7 Kf8-e8
26/87+ 00:17 8.966k 525k +M20 1.Lf5-h7
26/87 00:18 9.589k 527k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Kf6-e6 Ke8-d8 7.Ke6-d6 Kd8-e8 8.Ld5-b3 Ke8-d8 9.Lb3-a4 Kd8-c8 10.La4-c6 Kc8-b8 11.Sg6-e5 Kb8-c8 12.Lc6-d7+ Kc8-b7 13.Se5-c4 Kb7-a7 14.Kd6-c7 Ka7-a6 15.Ld7-c6 Ka6-a7 16.Lc6-b5 Ka7-a8 17.Sc4-b6+ Ka8-a7 18.Sb6-c8+ Ka7-a8 19.Lb5-c6+
27/87 00:18 9.691k 527k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Kf6-e6 Ke8-d8 7.Ke6-d6 Kd8-e8 8.Ld5-b3 Ke8-d8 9.Lb3-a4 Kd8-c8 10.La4-c6 Kc8-b8 11.Sg6-e5 Kb8-c8 12.Lc6-d7+ Kc8-b7 13.Se5-c4 Kb7-a7 14.Kd6-c7 Ka7-a6 15.Ld7-c6 Ka6-a7 16.Lc6-b5 Ka7-a8 17.Sc4-b6+ Ka8-a7 18.Sb6-c8+ Ka7-a8 19.Lb5-c6+
28/87 00:18 9.810k 527k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Kf6-e6 Ke8-d8 7.Ke6-d6 Kd8-e8 8.Ld5-b3 Ke8-d8 9.Lb3-a4 Kd8-c8 10.La4-c6 Kc8-b8 11.Sg6-e5 Kb8-c8 12.Lc6-d7+ Kc8-b7 13.Se5-c4 Kb7-a7 14.Kd6-c7 Ka7-a6 15.Ld7-c6 Ka6-a7 16.Lc6-b5 Ka7-a8 17.Sc4-b6+ Ka8-a7 18.Sb6-c8+ Ka7-a8 19.Lb5-c6+
29/87 00:23 12.446k 534k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Lh7-e4 Kd8-e8 4.Le4-d5 Ke8-f8 5.Se5-g6+ Kf8-e8 6.Kf6-e6 Ke8-d8 7.Ke6-d6 Kd8-e8 8.Ld5-b3 Ke8-d8 9.Lb3-a4 Kd8-c8 10.La4-c6 Kc8-b8 11.Sg6-e5 Kb8-c8 12.Lc6-d7+ Kc8-b7 13.Se5-c4 Kb7-a7 14.Kd6-c7 Ka7-a6 15.Ld7-c6 Ka6-a7 16.Lc6-b5 Ka7-a8 17.Sc4-b6+ Ka8-a7 18.Sb6-c8+ Ka7-a8 19.Lb5-c6+
Bester Zug: Lf5-h7, Wert: +Matt in 19, Tiefe: 30/87, Dauer: 55:01,432, 12.445.506 Knoten, 534k

The Huntsman 1:
...
31/32 00:00 818k 1.047k +152,65 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c7 6.Ld3-b5 Kc7-d8 7.Sd7-c5 Kd8-c7 8.Sc5-a4 Kc7-d8 9.Ke6-d6 Kd8-c8 10.Sa4-c5 Kc8-d8 11.Sc5-e6+ Kd8-c8 12.Kd6-c6 Kc8-b8 13.Kc6-b6 Kb8-c8 14.Lb5-c6 Kc8-b8 15.Lc6-d7 Kb8-a8 16.Se6-c7+ Ka8-b8
32/33 00:00 961k 1.067k +M20 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-c8 10.Ke6-d6 Kc8-d8 11.Sa4-c5 Kd8-c8 12.Lb5-d7+ Kc8-b8 13.Kd6-c6 Kb8-a8 14.Kc6-c7 Ka8-a7 15.Ld7-f5 Ka7-a8 16.Lf5-c8 Ka8-a7 17.Lc8-a6
33/36 00:01 1.446k 1.069k +M20 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-c8 10.Ke6-d6 Kc8-d8 11.Sa4-c5 Kd8-c8 12.Lb5-d7+ Kc8-b8 13.Kd6-c6 Kb8-a8 14.Kc6-c7 Ka8-a7 15.Ld7-f5 Ka7-a8 16.Lf5-c8 Ka8-a7 17.Lc8-a6 Ka7-a8
34/36 00:01 2.170k 1.107k +M23 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-b7+ Kd8-c8 13.Lb5-a6 Kc8-b8 14.Sb7-c5 Kb8-a8 15.La6-c8 Ka8-a7 16.Kd6-c7 Ka7-a8 17.Lc8-b7+ Ka8-a7 18.Kc7-c6
35/34 00:03 3.412k 1.131k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Kd6-c6 Kc8-b8 14.Kc6-b6 Kb8-c8 15.Lb5-c6 Kc8-b8 16.Lc6-d7 Kb8-a8 17.Se6-c7+ Ka8-b8
36/36 00:04 5.710k 1.158k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Kd6-c6 Kc8-b8 14.Kc6-b6 Kb8-c8 15.Lb5-c6 Kc8-b8 16.Lc6-d7 Kb8-a8 17.Se6-c7+ Ka8-b8 18.Sc7-a6+ Kb8-a8
37/37 00:07 8.241k 1.167k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Kd6-c6 Kc8-b8 14.Kc6-b6 Kb8-c8 15.Lb5-c6 Kc8-b8 16.Lc6-d7 Kb8-a8 17.Se6-c7+ Ka8-b8 18.Sc7-a6+ Kb8-a8 19.Ld7-c6+
38/38 00:09 11.193k 1.179k +M19 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Kd6-c6 Kc8-b8 14.Kc6-b6 Kb8-c8 15.Lb5-c6 Kc8-b8 16.Lc6-d7 Kb8-a8 17.Se6-c7+ Ka8-b8 18.Sc7-a6+ Kb8-a8 19.Ld7-c6+
39/38 00:12 14.708k 1.186k +M18 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Lb5-a6+ Kc8-b8 14.Kd6-c6 Kb8-a7 15.Se6-c5 Ka7-b8 16.Kc6-b6 Kb8-a8 17.La6-b7+ Ka8-b8 18.Sc5-a6+
...
79/36 55:01 3.954.614k 1.198k +M18 1.Lf5-h7 Kf8-e8 2.Sf7-e5 Ke8-d8 3.Kf6-e6 Kd8-c7 4.Se5-d7 Kc7-b7 5.Lh7-d3 Kb7-c6 6.Ld3-e2 Kc6-c7 7.Le2-b5 Kc7-d8 8.Sd7-c5 Kd8-c7 9.Sc5-a4 Kc7-d8 10.Ke6-d6 Kd8-c8 11.Sa4-c5 Kc8-d8 12.Sc5-e6+ Kd8-c8 13.Lb5-a6+ Kc8-b8 14.Kd6-c6 Kb8-a7 15.Se6-c5 Ka7-b8 16.Kc6-b6 Kb8-a8 17.La6-b7+ Ka8-b8 18.Sc5-a6+
Bester Zug: Lf5-h7, Wert: +Matt in 18, Tiefe: 79/36, Dauer: 55:01,448, 3.954.613.772 Knoten, 1.198k
Chessqueen
Posts: 5685
Joined: Wed Sep 05, 2018 2:16 am
Location: Moving
Full name: Jorge Picado

Re: Berserk 10 fatal error in evaluation

Post by Chessqueen »

chessica wrote: Wed Oct 05, 2022 9:36 pm [fen]1B3B1B/2B5/p6B/8/8/8/8/1k1K4 w - - 0 1[/fen]
# 9

Berserk 10:

...
24/73 01:18 56.067k 714k +271,98 1.Kd1-d2 Kb1-a2 2.Kd2-c2 a6-a5 3.Kc2-c3 Ka2-b1 4.Lc7xa5 Kb1-a2 5.La5-c7 Ka2-b1 6.Lh8-d4 Kb1-a2 7.Lf8-e7 Ka2-b1 8.Le7-d8 Kb1-a2 9.Lc7-d6 Ka2-b1 10.Ld4-e3 Kb1-a2 11.Kc3-c2 Ka2-a1 12.Ld6-c7 Ka1-a2 13.Ld8-e7 Ka2-a1 14.Kc2-c3 Ka1-a2 15.Lc7-d6 Ka2-a1 16.Kc3-c2 Ka1-a2 17.Lb8-c7 Ka2-a1 18.Le3-f4 Ka1-a2 19.Lf4-g5 Ka2-a1 20.Lg5-e3 Ka1-a2 21.Le3-f4 Ka2-a1 22.Le7-d8

oh no?????
I do NOT see any problem :shock:

FEN: 1B3B1B/2B3B1/p7/8/8/8/8/1k1K4 w - - 1 35

Berserk-10-x64-avx2:

2/1 00:00 35 0 +M9 Bc7-f4 a6-a5 Bg7-a1
3/3 00:00 217 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5
4/5 00:00 351 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2
5/7 00:00 493 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3
6/9 00:00 663 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+
7/13 00:00 910 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3
8/15 00:00 1k 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3 Kb1xa1 Kc3-c2+
9/17 00:00 2k 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3 Kb1xa1 Kc3-c2+
chessica
Posts: 996
Joined: Thu Aug 11, 2022 11:30 pm
Full name: Esmeralda Pinto

Re: Berserk 10 fatal error in evaluation

Post by chessica »

Chessqueen wrote: Fri Oct 07, 2022 8:21 pm
chessica wrote: Wed Oct 05, 2022 9:36 pm [fen]1B3B1B/2B5/p6B/8/8/8/8/1k1K4 w - - 0 1[/fen]
# 9

Berserk 10:

...
24/73 01:18 56.067k 714k +271,98 1.Kd1-d2 Kb1-a2 2.Kd2-c2 a6-a5 3.Kc2-c3 Ka2-b1 4.Lc7xa5 Kb1-a2 5.La5-c7 Ka2-b1 6.Lh8-d4 Kb1-a2 7.Lf8-e7 Ka2-b1 8.Le7-d8 Kb1-a2 9.Lc7-d6 Ka2-b1 10.Ld4-e3 Kb1-a2 11.Kc3-c2 Ka2-a1 12.Ld6-c7 Ka1-a2 13.Ld8-e7 Ka2-a1 14.Kc2-c3 Ka1-a2 15.Lc7-d6 Ka2-a1 16.Kc3-c2 Ka1-a2 17.Lb8-c7 Ka2-a1 18.Le3-f4 Ka1-a2 19.Lf4-g5 Ka2-a1 20.Lg5-e3 Ka1-a2 21.Le3-f4 Ka2-a1 22.Le7-d8

oh no?????
I do NOT see any problem :shock:

FEN: 1B3B1B/2B3B1/p7/8/8/8/8/1k1K4 w - - 1 35

Berserk-10-x64-avx2:

2/1 00:00 35 0 +M9 Bc7-f4 a6-a5 Bg7-a1
3/3 00:00 217 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5
4/5 00:00 351 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2
5/7 00:00 493 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3
6/9 00:00 663 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+
7/13 00:00 910 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3
8/15 00:00 1k 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3 Kb1xa1 Kc3-c2+
9/17 00:00 2k 0 +M9 Bc7-f4 a6-a5 Bg7-a1 a5-a4 Bb8-e5 a4-a3 Kd1-d2 Kb1-a2 Kd2-c3 Ka2xa1 Kc3-b3+ Ka1-b1 Be5-a1 a3-a2 Kb3-c3 Kb1xa1 Kc3-c2+
You use a different compilat. :shock: :P