Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:26:47 2012 Optimize a model with 25820 rows, 29412 columns and 106018 nonzeros Presolve removed 344 rows and 2 columns Presolve time: 0.65s Presolved: 25647 rows, 29410 columns, 134106 nonzeros Variable types: 0 continuous, 29410 integer (29410 binary) Found heuristic solution: objective 171.0000000 Root relaxation: objective 3.000000e+00, 19630 iterations, 2.37 seconds Total elapsed time = 13.43s Total elapsed time = 15.62s 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% - 16s Explored 0 nodes (57021 simplex iterations) in 16.21 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%