[Aptitude-devel] Bug#693921: Bug#693921: fails to resolve empathy/experimental dependencies, fails with signal 6

[Sjoerd Simons]

On Wed, Nov 28, 2012 at 11:32:51AM -0800, Christoph Egger wrote:
> Hi!
> 
> Christoph Egger <christoph at debian.org> writes:
> > Daniel Hartwig <mandyke at gmail.com> writes:
> >> On 22 November 2012 03:36, Christoph Egger <christoph at debian.org> wrote:

> It's also easily reproducible with a `mk-build-dep` in
> empathy/experimental and isntalling aptitude in a minimal chroot, dpkg
> -i the build-dep and have aptitude [1] resolve it
> 
> [1] aptitude -y --without-recommends -o Dpkg::Options::=--force-confold -o Aptitude::CmdLine::Ignore-Trust-Violations=false -o Aptitude::ProblemResolver::StepScore=100 -o Aptitude::ProblemResolver::SolutionCost="safety, priority, non-default-versions" -o Aptitude::ProblemResolver::Hints::KeepDummy="reject empathy-build-deps :UNINST" -o Aptitude::ProblemResolver::Keep-All-Level=55000 -o Aptitude::ProblemResolver::Remove-Essential-Level=maximum install empathy-build-deps

I used this method to reproduce the issue for current gnome-shell/experimental.
The trigger seems to be the usage of non-default-versions in the SolutionCost,
using the default ("safety, priority") like e.g. pbuilder does results in
aptitude successfully finding a solution.

-- 
Information is the inverse of entropy.