Gurobi 5.0.1 (linux64) logging started Wed Nov 28 18:28:01 2012 Optimize a model with 10402 rows, 10201 columns and 60800 nonzeros Presolve removed 100 rows and 1 columns Presolve time: 0.17s Presolved: 10302 rows, 10200 columns, 60400 nonzeros Variable types: 100 continuous, 10100 integer (10100 binary) Found heuristic solution: objective 726726.00000 Found heuristic solution: objective 714797.00000 Root relaxation: objective 2.686360e+05, 1122 iterations, 0.08 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 268636.000 0 8 714797.000 268636.000 62.4% - 0s H 0 0 268636.00000 268636.000 0.0% - 0s Explored 0 nodes (2304 simplex iterations) in 0.80 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.686360000000e+05, best bound 2.686360000000e+05, gap 0.0%