Gurobi 5.0.1 (linux64) logging started Fri Nov 16 21:06:42 2012 Optimize a model with 25276 rows, 26082 columns and 101106 nonzeros Presolve removed 646 rows and 2 columns Presolve time: 0.56s Presolved: 24791 rows, 26080 columns, 125111 nonzeros Variable types: 0 continuous, 26080 integer (26080 binary) Found heuristic solution: objective 161.0000000 Root relaxation: objective 3.000000e+00, 15316 iterations, 2.13 seconds Total elapsed time = 10.59s 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% - 12s Explored 0 nodes (50235 simplex iterations) in 12.18 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%