Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:35 2013 Optimize a model with 614 rows, 539 columns and 2114 nonzeros Presolve removed 7 rows and 0 columns Presolve time: 0.00s Presolved: 607 rows, 539 columns, 2107 nonzeros Variable types: 532 continuous, 7 integer (7 binary) Root relaxation: objective 1.573178e+04, 149 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 15731.7761 0 4 - 15731.7761 - - 0s H 0 0 15842.000000 15731.7761 0.70% - 0s 0 0 cutoff 0 15842.0000 15842.0000 0.0% - 0s Cutting planes: Gomory: 2 Implied bound: 4 Explored 0 nodes (166 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.584200000000e+04, best bound 1.584200000000e+04, gap 0.0%