Gurobi 5.0.1 (linux64) logging started Mon Feb 4 16:01:13 2013 Optimize a model with 371 rows, 2305 columns and 75171 nonzeros Presolve removed 55 rows and 173 columns Presolve time: 0.45s Presolved: 316 rows, 2132 columns, 69689 nonzeros Variable types: 0 continuous, 2132 integer (2132 binary) Found heuristic solution: objective 1106.0000000 Root relaxation: objective 9.570000e+02, 202 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 957.0000000 957.00000 0.0% - 0s Explored 0 nodes (202 simplex iterations) in 0.47 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.570000000000e+02, best bound 9.570000000000e+02, gap 0.0%