Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:00:06 2013 Optimize a model with 97216 rows, 96236 columns and 384356 nonzeros Presolve removed 98 rows and 0 columns Presolve time: 0.49s Presolved: 97118 rows, 96236 columns, 384258 nonzeros Variable types: 96138 continuous, 98 integer (98 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 9630 8.4185300e+04 5.589139e+06 0.000000e+00 5s 11214 8.5282511e+04 6.371518e+04 0.000000e+00 10s 12622 8.5849030e+04 1.382854e+03 0.000000e+00 15s 13854 8.6079248e+04 8.589356e+01 0.000000e+00 20s 14067 8.6108771e+04 0.000000e+00 0.000000e+00 21s Root relaxation: objective 8.610877e+04, 14067 iterations, 20.84 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 86108.7707 0 77 - 86108.7707 - - 21s H 0 0 178614.00000 86108.7707 51.8% - 36s 0 0 116777.127 0 25 178614.000 116777.127 34.6% - 74s H 0 0 166495.00000 116777.127 29.9% - 83s 0 0 136417.406 0 5 166495.000 136417.406 18.1% - 99s H 0 0 155773.46243 136417.406 12.4% - 99s H 0 0 153256.00000 136417.406 11.0% - 99s 0 0 139592.246 0 2 153256.000 139592.246 8.92% - 104s H 0 0 142575.30340 139592.246 2.09% - 104s H 0 0 142275.00000 139592.246 1.89% - 104s H 0 0 141156.00000 139592.246 1.11% - 107s 0 2 139593.439 0 2 141156.000 139593.439 1.11% - 109s 1 3 139659.182 1 4 141156.000 139659.182 1.06% 474 110s H 4 4 140234.70833 139696.328 0.38% 212 111s * 5 4 5 139754.00000 139696.328 0.04% 332 111s Cutting planes: Implied bound: 98 Explored 10 nodes (40265 simplex iterations) in 111.64 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.397540000000e+05, best bound 1.397540000000e+05, gap 0.0%