Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:54:24 2012 Optimize a model with 365 rows, 369 columns and 1279 nonzeros Presolve removed 0 rows and 24 columns Presolve time: 0.00s Presolved: 365 rows, 345 columns, 1255 nonzeros Variable types: 0 continuous, 345 integer (344 binary) Found heuristic solution: objective 71.0000000 Root relaxation: objective 0.000000e+00, 210 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 140 71.00000 0.00000 100% - 0s H 0 0 59.0000000 0.00000 100% - 0s H 0 0 51.0000000 0.00000 100% - 0s H 0 0 46.0000000 0.00000 100% - 0s 0 0 0.24919 0 142 46.00000 0.24919 99.5% - 0s H 0 0 36.0000000 0.24919 99.3% - 0s H 0 0 33.0000000 0.24919 99.2% - 0s 0 0 0.79195 0 144 33.00000 0.79195 97.6% - 0s H 0 0 25.0000000 0.79195 96.8% - 0s 0 0 0.79195 0 144 25.00000 0.79195 96.8% - 0s H 0 0 23.0000000 0.79195 96.6% - 0s H 0 0 17.0000000 0.79195 95.3% - 0s H 0 0 14.0000000 0.79195 94.3% - 0s 0 2 0.90288 0 144 14.00000 0.90288 93.6% - 0s * 32 23 18 7.0000000 1.22388 82.5% 33.6 0s H 40 17 6.0000000 1.23389 79.4% 34.5 0s H 54 16 5.0000000 1.55626 68.9% 35.5 0s Cutting planes: Gomory: 3 Explored 85 nodes (3805 simplex iterations) in 0.17 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%