-------- Forwarded Message -------- From: Tobias Hansen <[email protected]> To: Andrew Makhorin <[email protected]>, Sébastien Villemot <[email protected]> Cc: [email protected], [email protected] Subject: Re: glpk prints warnings which lead to failing sagemath tests Date: Mon, 26 Feb 2018 18:56:47 +0100
On 02/26/2018 04:46 PM, Andrew Makhorin wrote: > On Mon, 2018-02-26 at 12:00 +0100, Sébastien Villemot wrote: >> Dear GLPK maintainer, >> >> I received the attached bug report and patch for the glpk package in Debian. >> >> What’s your take on this? Should I apply the patch, or is this something that >> should better be fixed at the sagemath level? >> >> Best, >> >> P.S.: please keep all addresses in CC when replying. > Thank you for your bug report. > > Could you please explain in more details how glpk is tested? Both glpk > lp and mip solvers issue many messages to the standard output, so it is > unclear to me how some of the messages may affect the tests. > > Andrew Makhorin Hi, one example that I checked was using the mip solver (not sure if other solvers are affected) with msg_lev set to GLP_MSG_OFF. Normally there is no terminal output, now there is the message "Long-step dual simplex will be used". GLPK is used from a Python program which checks the terminal output in its test suite. Best, Tobias Hansen > > >> MHTML Document attachment (Bug#891465: glpk: prints warnings which >> lead to failing sagemath tests) >>> -------- Forwarded Message -------- >>> From: Tobias Hansen <[email protected]> >>> Reply-to: Tobias Hansen <[email protected]>, [email protected] >>> To: [email protected] >>> Subject: Bug#891465: glpk: prints warnings which lead to failing >>> sagemath tests >>> Date: Sun, 25 Feb 2018 20:54:19 +0100 >>> >>> Source: glpk >>> Version: 4.65-1 >>> Severity: normal >>> Tags: patch >>> >>> Hi there, >>> >>> since version 4.65 glpk started to frequently print the message "Long-step >>> dual simplex will be used", leading to many failed tests for sagemath and >>> sagemath failing to build. Not sure if it's a bug in glpk but it seems to >>> me it shouldn't print this. Could you maybe deactivate the messages to >>> allow sagemath to build? >>> >>> Best, >>> Tobias > _______________________________________________ Bug-glpk mailing list [email protected] https://lists.gnu.org/mailman/listinfo/bug-glpk
