Hi Gustavo,

We fixed the bug but a new release might take one or two more days.

We went through all changes in 3.0.0 again and checked whether they are covered 
by our tests (which they were not, of course. But that's fixed now). Retesting 
everything will take a day or two.

So far, Gecode 3.0.* has been a total disaster and hence we decided to 
carefully go through everything again. The problem was really in our testing 
methodology: we did not check carefully enough that the new optimizations and 
in particular their bordercases are covered. All bugs discovered had in common 
that they were uncovered optimizations.

Cheers and thanks
Christian

--
Christian Schulte, www.it.kth.se/~cschulte/


-----Original Message-----
From: users-boun...@gecode.org [mailto:users-boun...@gecode.org] On Behalf Of 
Gustavo Gutierrez
Sent: Tuesday, March 24, 2009 6:45 PM
To: gecode list
Subject: [gecode-users] minimodel question

Hello,

After migrating my code to gecode 3.0, I am having a problem when posting a 
constraint on a boolean relation. The file attached compiles with gecode 3.0 
but when executing it I got a bus error (a segmentation fault, I think). The 
file contains mostly a simplification of my code but it is good enough to 
exhibit the behavior.

The only constraint I am posting is:
post(*this, tt(imp(~(x == 1), ~(y != 1))));

which seems to be valid according with the specification presented in 
modeling.pdf at page 54. Am I doing something wrong?, I am not familiar with 
the minimodel part of gecode at all, so maybe this is produced because I am 
doing something stupid.

Thanks in advance,
Gustavo


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