Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:25:06 2012 Optimize a model with 26162 rows, 29412 columns and 107044 nonzeros Presolve removed 718 rows and 5474 columns Presolve time: 0.66s Presolved: 25444 rows, 23938 columns, 99564 nonzeros Variable types: 0 continuous, 23938 integer (23938 binary) Found heuristic solution: objective 171.0000000 Root relaxation: objective 3.000000e+00, 17425 iterations, 2.47 seconds Total elapsed time = 9.41s Total elapsed time = 10.62s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3.0000000 3.00000 0.0% - 11s Explored 0 nodes (56108 simplex iterations) in 11.50 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%