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Subject: bug in arena?

Author: Uri Blass

Date: 04:53:06 06/18/03


I got report from a beta tester that movei has some problems under arena.

Here is the relevant part of the arena debug file when movei did not understand
that there is a new game.

First my comments:

1)Movei check for winboard commands during pondering only one time every 16384
nodes.
I guess that it simply continued to ponder after the force command because of
this reason and reported fail high on a6a4 before stopping to search after
819200 nodes.

2)The strange thing is that arena told it later undo
instead of new command when movei was ready to get the new command.
It could verify that movei is reasy by sending the ping command something that
it did not do.

3)Later arena told it to play a move so movei did it and started to ponder
It was not ready to a new command during pondering and arena sent it a new
command exactly when it was not ready.

It seems that arena spends time by doing things that it does not need to
do(sending undo command and the main problem is sending the go command that
should never be sent after the game is finished


610547>1:force
610578<1:9 593 246 816752 a6a4
610859>1:undo
610937>1:time 1
610937>1:otim 300
610937>1:white
610937>1:go
611000<1: 1 596 0 27 a2a4
611000<1: 2 505 0 43 a2a4 g8f7
611047>1:?
611047<1:2 506 0 81 a6f6
611047<1: 2 512 0 94 a6f6 c3a2
611047<1:2 513 0 152 a6a8
611047<1: 2 526 0 184 a6a8 g8f7 a2a4
611047<1:2 527 0 206 a6a5
611047<1: 2 544 0 229 a6a5 g8f7 a5f5 f7g6
611047<1: 2 544 0 278 a6a5 g8f7 a5f5 f7g6
611047<1: 3 544 0 325 a6a5 g8f7 a5f5 f7g6
611047<1:3 545 0 423 a6f6
611047<1: 3 546 0 480 a6f6 c3a2 d7d6
611047<1:3 547 0 891 d7e7
611047<1: 3 553 0 958 d7e7 g8g7 a2a4
611047<1: 3 553 0 1074 d7e7 g8g7 a2a4
611047<1: 4 535 0 1253 d7e7 g8g7 a2a4 c3e4
611047<1:4 536 0 3246 d7e6
611047<1: 4 555 0 3659 d7e6 c3b5 a6a8 g8g7 e6d7
611047<1: 4 555 0 3759 d7e6 c3b5 a6a8 g8g7 e6d7
611047<1: 5 552 0 5071 d7e6 g8g7 a6a7 g7g6 a2a4 c3e4
611047<1:tellics whisper   5.52/5 time=   0.02 nps= 512000 d7e6 g8g7 a6a7 g7g6
a2a4 c3e4
611047<1:move d7e6
611062*1*Found move:Kd7-e6
611062<1:hint g8g7
611062<1: 1 579 0 30 a6a7 g7g6
611062<1: 2 559 0 88 a6a7 g7g6 a2a4
611062<1: 2 559 0 164 a6a7 g7g6 a2a4
611062<1: 3 539 0 376 a6a7 g7g6 a2a4 c3e4
611062<1: 3 539 0 542 a6a7 g7g6 a2a4 c3e4
611062<1: 4 539 0 971 a6a7 g7g6 a7a8 g6g5 a2a4
611062<1:4 540 0 1133 a2a4
611062<1: 4 552 0 1472 a2a4 g7g6 a6a7 c3e4
611062<1: 4 552 0 1901 a2a4 g7g6 a6a7 c3e4
611062<1: 5 558 0 3054 a2a4 g7g6 a6c6 c3e2 e6d6
611062<1: 5 558 0 5265 a2a4 g7g6 a6c6 c3e2 e6d6
611062<1: 6 568 1 9014 a2a4 c3e2 a6a7 g7g6 a7d7 e2c3 e6d6 c3e4 d6d5
611062<1: 6 568 3 16214 a2a4 c3e2 a6a7 g7g6 a7d7 e2c3 e6d6 c3e4 d6d5
611062<1: 7 583 7 35931 a2a4 c3e2 a6d6 g7g6 d6d7 e2c3 e6e5
611094<1: 7 583 14 51042 a2a4 c3e2 a6d6 g7g6 d6d7 e2c3 e6e5
611234<1: 8 581 26 112241 a2a4 c3e2 a6d6 g7g6 d6d8 g6g5 e6e5 g5g6
611406<1: 8 581 45 207741 a2a4 c3e2 a6d6 g7g6 d6d8 g6g5 e6e5 g5g6
612016<1: 9 585 106 463725 a2a4 c3e2 a6a7 g7g6 a7d7 e2f4 e6e5 f4g2 d7c7 g2e3
612641<1: 9 585 168 778979 a2a4 c3e2 a6a7 g7g6 a7d7 e2f4 e6e5 f4g2 d7c7 g2e3
615547<1: 10 593 459 2021813 a2a4 c3e2 a6d6 g7g6 a4a5 e2c3 d6d8 c3e4 d8g8 g6h5
616687<1: 10 593 573 2639845 a2a4 c3e2 a6d6 g7g6 a4a5 e2c3 d6d8 c3e4 d8g8 g6h5
622422<1: 11 591 1146 4927136 a2a4 c3e2 a6d6 e2c1 b3b4 c1a2 b4b5 a2c3 d6d4 g7f8
d4d8 f8g7
630406<1: 11 591 1945 9067328 a2a4 c3e2 a6d6 e2c1 b3b4 c1a2 b4b5 a2c3 d6d4 g7f8
d4d8 f8g7
638766>1:level 0 3 0
638781>1:new
638781>1:level 0 3 0
638781>1:post
638781>1:hard
638781>1:name LucenaTheLucid
640187<1: 12 614 2921 13715246 a2a4 c3e4 b3b4 e4g5 e6e7 g5e4 a4a5 e4c3 a6d6 c3e4
d6e6 e4c3 e7d7
640781*1*Start calc, move no: 1
641156>1:time 18000
641156>1:otim 18000
641156>1:c2c4
641156<1:Error (unknown command): c2c4
651516>1:?
651516<1:Error (unknown command): ?

Uri



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