Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:55:20 2012 Optimize a model with 365 rows, 371 columns and 1281 nonzeros Presolve removed 0 rows and 17 columns Presolve time: 0.00s Presolved: 365 rows, 354 columns, 1264 nonzeros Variable types: 0 continuous, 354 integer (353 binary) Found heuristic solution: objective 73.0000000 Root relaxation: objective 0.000000e+00, 213 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 0 156 73.00000 0.00000 100% - 0s H 0 0 47.0000000 0.00000 100% - 0s H 0 0 45.0000000 0.00000 100% - 0s H 0 0 40.0000000 0.00000 100% - 0s 0 0 0.37011 0 157 40.00000 0.37011 99.1% - 0s H 0 0 25.0000000 0.37011 98.5% - 0s 0 0 1.00000 0 159 25.00000 1.00000 96.0% - 0s H 0 0 19.0000000 1.00000 94.7% - 0s 0 0 1.00000 0 160 19.00000 1.00000 94.7% - 0s 0 0 1.00000 0 142 19.00000 1.00000 94.7% - 0s H 0 0 10.0000000 1.00000 90.0% - 0s 0 2 1.00000 0 141 10.00000 1.00000 90.0% - 0s * 54 52 37 8.0000000 1.00000 87.5% 18.6 0s * 60 9 41 6.0000000 1.00000 83.3% 20.4 0s * 74 10 7 5.0000000 2.06667 58.7% 23.0 0s Cutting planes: Gomory: 2 Explored 91 nodes (3468 simplex iterations) in 0.16 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%