Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:26:33 2012 Optimize a model with 243 rows, 271 columns and 876 nonzeros Presolve removed 0 rows and 24 columns Presolve time: 0.00s Presolved: 243 rows, 247 columns, 852 nonzeros Variable types: 0 continuous, 247 integer (246 binary) Found heuristic solution: objective 44.0000000 Root relaxation: objective 0.000000e+00, 166 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 92 44.00000 0.00000 100% - 0s H 0 0 34.0000000 0.00000 100% - 0s H 0 0 33.0000000 0.00000 100% - 0s H 0 0 25.0000000 0.00000 100% - 0s 0 0 0.00000 0 93 25.00000 0.00000 100% - 0s H 0 0 18.0000000 0.00000 100% - 0s H 0 0 17.0000000 0.00000 100% - 0s H 0 0 11.0000000 0.00000 100% - 0s 0 0 0.00000 0 93 11.00000 0.00000 100% - 0s H 0 0 9.0000000 0.00000 100% - 0s H 0 0 2.0000000 0.00000 100% - 0s 0 2 0.00000 0 93 2.00000 0.00000 100% - 0s * 5 1 5 1.0000000 1.00000 0.0% 59.4 0s Cutting planes: Gomory: 1 Explored 6 nodes (869 simplex iterations) in 0.11 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%