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Subject: Re: The timed-out Crafty - Ban game

Author: Jeremiah Penery

Date: 04:13:00 11/06/99

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On November 05, 1999 at 18:29:53, James Swafford wrote:

>On November 05, 1999 at 17:40:59, Amir Ban wrote:
>
>>
>>One benefit of the ban-crafty debate of a few days ago is that I learned how to
>>use the ICC 'search' command and discovered that it gives much more information
>>than I thought it did.
>>
>>I went looking for the game in which crafty timed out when ban had insufficient
>>material. I found it, very easily, and it's listed below. It took place on
>>October 7th, i.e. 4 weeks ago.
>>
>>If you add up the crafty times (or easier, use ICC 'examine'), you will see that
>>crafty had 2:19 minutes on the last move, but did not make a move till time ran
>>out.
>>
>>The first reaction to this by Bob & others was that I was making this up. The
>>second reaction was that crafty crashed or hung, so I looked for the game crafty
>>played next, and I discovered that ban started another game with crafty 15
>>minutes after this game started, meaning immediately after this game ended. So
>>crafty did not crash or hang.
>
>I've seen instances like this with my own program.  It's not that
>it crashed or hung, but that for whatever reason Winboard didn't
>accept my program's move, so eventually the flag fell and it lost
>on time.  Afterward, Winboard immediately sent out the 'gameend'
>alias to the server, which sent ads for three different time controls.
>As soon as one was accepted the program resumed play from the start
>position.  No crash, no hang.  At least not on my program's part.
>
>James Robertson has experienced similar problems with Winboard.
>He posted a portion of the debug file a few weeks ago.
>Hopefully he forwarded it on to Tim, but I'm not sure if he
>did.
>
>Isn't it possible that the same thing happened to Crafty?
>I understand your point, but I really don't think Bob would
>write code to do this intentionally.

This is exactly a possible situation I described a few days ago, but I seem to
have been ignored. :/



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