[Cbc] [Crash with multiple option] Cbc Digest, Vol 87, Issue 21

[Yves Touchard]

John,

Checked with rev #2087, but got the same error

Regards

Yves

On 09/30/2014 06:00 PM, cbc-request at list.coin-or.org<mailto:cbc-request at list.coin-or.org> wrote:

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Today's Topics:

   1. Re: Crash with multiple option (John Forrest)
   2. Re: Crash with multiple option (John Forrest)


----------------------------------------------------------------------

Message: 1
Date: Mon, 29 Sep 2014 18:03:14 +0100
From: John Forrest <john.forrest at fastercoin.com><mailto:john.forrest at fastercoin.com>
To: cbc at list.coin-or.org<mailto:cbc at list.coin-or.org>
Subject: Re: [Cbc] Crash with multiple option
Message-ID: <542990D2.9090909 at fastercoin.com><mailto:542990D2.9090909 at fastercoin.com>
Content-Type: text/plain; charset="windows-1252"; Format="flowed"

Yves,

Looks easy to fix - looks as if optimal solution is found and one solver
manages to put an upper bound of 4 on a variable and another solver puts
a lower bound of 10.

Should return that optimal solution is found - will fix tomorrow morning.

John


On 29/09/14 11:50, Yves Touchard wrote:


Hello,

An LP problem crashes when multiple option is used (a solution is
found without this option).
Tested with trunk #2082.

Log and Lp constaint files can be downloaded from:
https://www.dropbox.com/sh/g0gdx93c1muadqb/AADLQ_wVXjgri6P0kRfG0b16a?dl=0

Thanks

Yves


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Message: 2
Date: Tue, 30 Sep 2014 09:20:02 +0100
From: John Forrest <john.forrest at fastercoin.com><mailto:john.forrest at fastercoin.com>
To: cbc at list.coin-or.org<mailto:cbc at list.coin-or.org>
Subject: Re: [Cbc] Crash with multiple option
Message-ID: <542A67B2.3030007 at fastercoin.com><mailto:542A67B2.3030007 at fastercoin.com>
Content-Type: text/plain; charset="windows-1252"; Format="flowed"

Yves,

Unable to reproduce - but should be fixed now in trunk.

John

On 29/09/14 11:50, Yves Touchard wrote:


Hello,

An LP problem crashes when multiple option is used (a solution is
found without this option).
Tested with trunk #2082.

Log and Lp constaint files can be downloaded from:
https://www.dropbox.com/sh/g0gdx93c1muadqb/AADLQ_wVXjgri6P0kRfG0b16a?dl=0

Thanks

Yves


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End of Cbc Digest, Vol 87, Issue 21
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