Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:57:24 2012 Optimize a model with 373 rows, 378 columns and 1308 nonzeros Presolve removed 0 rows and 25 columns Presolve time: 0.00s Presolved: 373 rows, 353 columns, 1283 nonzeros Variable types: 0 continuous, 353 integer (352 binary) Found heuristic solution: objective 74.0000000 Root relaxation: objective 0.000000e+00, 222 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 0 162 74.00000 0.00000 100% - 0s H 0 0 66.0000000 0.00000 100% - 0s H 0 0 63.0000000 0.00000 100% - 0s H 0 0 48.0000000 0.00000 100% - 0s H 0 0 42.0000000 0.00000 100% - 0s 0 0 0.39617 0 163 42.00000 0.39617 99.1% - 0s H 0 0 35.0000000 0.39617 98.9% - 0s 0 0 1.00000 0 167 35.00000 1.00000 97.1% - 0s H 0 0 24.0000000 1.00000 95.8% - 0s 0 0 1.00000 0 168 24.00000 1.00000 95.8% - 0s 0 0 1.00000 0 165 24.00000 1.00000 95.8% - 0s H 0 0 23.0000000 1.00000 95.7% - 0s H 0 0 18.0000000 1.00000 94.4% - 0s H 0 0 16.0000000 1.00000 93.8% - 0s 0 2 1.00000 0 155 16.00000 1.00000 93.8% - 0s H 27 27 14.0000000 1.00000 92.9% 46.0 0s H 54 19 8.0000000 1.00000 87.5% 26.5 0s * 99 25 9 7.0000000 2.34006 66.6% 27.0 0s Cutting planes: Gomory: 3 Explored 161 nodes (5946 simplex iterations) in 0.27 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.000000000000e+00, best bound 7.000000000000e+00, gap 0.0%