Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:29 2014 Optimize a model with 407 rows, 211 columns and 980 nonzeros Found heuristic solution: objective 0.915683 Presolve removed 14 rows and 0 columns Presolve time: 0.00s Presolved: 393 rows, 211 columns, 966 nonzeros Variable types: 1 continuous, 210 integer (210 binary) Root relaxation: objective 2.753928e-02, 292 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.02754 0 200 0.91568 0.02754 97.0% - 0s H 0 0 0.8861554 0.02754 96.9% - 0s H 0 0 0.6896489 0.02754 96.0% - 0s 0 0 0.04385 0 162 0.68965 0.04385 93.6% - 0s H 0 0 0.6206494 0.04385 92.9% - 0s H 0 0 0.5103136 0.04385 91.4% - 0s 0 0 0.13128 0 52 0.51031 0.13128 74.3% - 0s 0 0 0.28908 0 46 0.51031 0.28908 43.4% - 0s H 0 0 0.5038313 0.28908 42.6% - 0s H 0 0 0.4410897 0.28908 34.5% - 0s 0 0 0.32029 0 35 0.44109 0.32029 27.4% - 0s H 0 0 0.3778883 0.32029 15.2% - 0s H 0 0 0.3489572 0.32029 8.22% - 0s Cutting planes: Gomory: 1 MIR: 1 Explored 0 nodes (1271 simplex iterations) in 0.06 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.489572149432e-01, best bound 3.489572149432e-01, gap 0.0%