Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:33:53 2012 Optimize a model with 269 rows, 295 columns and 965 nonzeros Presolve removed 0 rows and 29 columns Presolve time: 0.00s Presolved: 269 rows, 266 columns, 936 nonzeros Variable types: 0 continuous, 266 integer (265 binary) Found heuristic solution: objective 40.0000000 Root relaxation: objective 0.000000e+00, 187 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 0 116 40.00000 0.00000 100% - 0s H 0 0 37.0000000 0.00000 100% - 0s H 0 0 32.0000000 0.00000 100% - 0s 0 0 0.19326 0 117 32.00000 0.19326 99.4% - 0s H 0 0 27.0000000 0.19326 99.3% - 0s H 0 0 23.0000000 0.19326 99.2% - 0s 0 0 1.00000 0 120 23.00000 1.00000 95.7% - 0s H 0 0 22.0000000 1.00000 95.5% - 0s H 0 0 10.0000000 1.00000 90.0% - 0s H 0 0 8.0000000 1.00000 87.5% - 0s 0 0 1.00000 0 119 8.00000 1.00000 87.5% - 0s 0 0 1.00000 0 120 8.00000 1.00000 87.5% - 0s 0 0 1.00000 0 108 8.00000 1.00000 87.5% - 0s H 0 0 3.0000000 1.00000 66.7% - 0s 0 2 1.00000 0 108 3.00000 1.00000 66.7% - 0s Cutting planes: Gomory: 3 Explored 22 nodes (1669 simplex iterations) in 0.09 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%