Here's another one - using Cbc2.3 stable.<br><br><a href="http://coral.ie.lehigh.edu/~magh/tmp/PRICE_AND_CUT_subProb_relax1.n70.c0.p1.b1.lp">http://coral.ie.lehigh.edu/~magh/tmp/PRICE_AND_CUT_subProb_relax1.n70.c0.p1.b1.lp</a><br>
<br>Coin Cbc and Clp Solver version 2.3stable, build Sep 25 2009<br>...<br>FlowCover was tried 2 times and created 0 cuts of which 0 were active after adding rounds of cuts (0.001 seconds)<br>TwoMirCuts was tried 1 times and created 3 cuts of which 0 were active after adding rounds of cuts (0.000 seconds)<br>
cbc: ../../../Clp/src/ClpPrimalColumnSteepest.cpp:587: virtual int ClpPrimalColumnSteepest::pivotColumn(CoinIndexedVector*, CoinIndexedVector*, CoinIndexedVector*, CoinIndexedVector*, CoinIndexedVector*): Assertion `model_->reducedCost(bestSequence)>0.0' failed.<br>
Aborted<br><br>