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One perft(7) mismatch for work unit 568

Posted: Thu Sep 01, 2016 6:47 am
by sje
One perft(7) mismatch for work unit 568

Code: Select all

80801c80801
< r1bqkbnr/ppppp2p/2n5/5pp1/1P6/B7/P1PPPPPP/RNQ1KBNR b KQkq - 0 4 30 4466139808 133984194240
---
> r1bqkbnr/ppppp2p/2n5/5pp1/1P6/B7/P1PPPPPP/RNQ1KBNR b KQkq - 0 4 30 4466138745 133984162350

Re: One perft(7) mismatch for work unit 568

Posted: Thu Sep 01, 2016 9:20 am
by pkumar
My result:

Code: Select all

nameless> perft 7

&#40;CR to end input&#41; epdfile=perftSE23.epd

r1bqkbnr/ppppp2p/2n5/5pp1/1P6/B7/P1PPPPPP/RNQ1KBNR b KQkq - 0 4 30 4466138745
perft D7&#58; 4466138745

Re: One perft(7) mismatch for work unit 568

Posted: Thu Sep 01, 2016 9:51 am
by sje
Thanks. The 128 bit signature output is once again verified.

Re: One perft(7) mismatch for work unit 568

Posted: Thu Sep 01, 2016 9:55 am
by ZirconiumX

Code: Select all

 Sharper v0.17 by Albert Bertilsson
setboard r1bqkbnr/ppppp2p/2n5/5pp1/1P6/B7/P1PPPPPP/RNQ1KBNR b KQkq - 0 4
perft 7
Nodes&#58; 4466138745,  Time&#58; 7954 cs

Re: One perft(7) mismatch for work unit 568

Posted: Thu Sep 01, 2016 10:52 am
by sje
ZirconiumX wrote:

Code: Select all

 Sharper v0.17 by Albert Bertilsson
setboard r1bqkbnr/ppppp2p/2n5/5pp1/1P6/B7/P1PPPPPP/RNQ1KBNR b KQkq - 0 4
perft 7
Nodes&#58; 4466138745,  Time&#58; 7954 cs
Thanks for your calculation.

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Symbolic has produced more than 55,900,000 perft(7) results so far, about 57.99% of the 96,400,068 needed.

The next work unit to be started is #572