[Scip] scip reports optimal solution along with violated constraints
Tobias Achterberg
achterberg at zib.de
Wed Mar 10 11:20:51 MET 2010
Martin,
could you please try to extract a small code example that just includes default plugins,
creates and populates a problem, and solves it? Then, we could look at your problem setup
code and see whether this is correct or not.
Tobias
Martin Bergner wrote:
> Hello Stefan,
>> could you please turn off the heuristic trivial and check if this helps.
>> SCIP_CALL( SCIPsetIntParam(scip, "heuristics/trivial/freq", -1) );
>
> This is interesting, the output is now:
>
> time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
> * 0.3s| 1 | 0 | 0 | - | 200k| 0 | - | 57 | 14 | 57 | 0 | 0 | 0 | 0 | 0.000000e+00 | 0.000000e+00 | 0.00%
>
> Note that cols is correct, rows is still 0. Any other heuristic which could be the culprit?
>
> Regards,
> Martin
>
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