Gurobi 5.0.1 (linux64) logging started Fri Nov 16 22:17:38 2012 Optimize a model with 36090 rows, 35156 columns and 142492 nonzeros Presolve removed 376 rows and 2 columns Presolve time: 0.82s Presolved: 35901 rows, 35154 columns, 176144 nonzeros Variable types: 0 continuous, 35154 integer (35154 binary) Found heuristic solution: objective 187.0000000 Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 27578 3.0000798e+00 2.502616e+01 0.000000e+00 5s 30345 3.0000000e+00 0.000000e+00 0.000000e+00 7s Root relaxation: objective 3.000000e+00, 30345 iterations, 7.42 seconds Total elapsed time = 24.75s Total elapsed time = 25.56s 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% - 25s Explored 0 nodes (67666 simplex iterations) in 25.82 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%