Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:27 2014 Optimize a model with 352 rows, 183 columns and 845 nonzeros Found heuristic solution: objective 0.855827 Presolve removed 13 rows and 0 columns Presolve time: 0.00s Presolved: 339 rows, 183 columns, 832 nonzeros Variable types: 1 continuous, 182 integer (182 binary) Root relaxation: objective 2.907057e-02, 261 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.02907 0 171 0.85583 0.02907 96.6% - 0s H 0 0 0.7110112 0.02907 95.9% - 0s 0 0 0.04892 0 143 0.71101 0.04892 93.1% - 0s H 0 0 0.6523798 0.04892 92.5% - 0s H 0 0 0.4339447 0.04892 88.7% - 0s * 0 0 0 0.3893745 0.38937 0.00% - 0s Cutting planes: Gomory: 43 MIR: 27 Explored 0 nodes (576 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.893745195695e-01, best bound 3.893745195695e-01, gap 0.0%