Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:45:38 2013 Optimize a model with 99198 rows, 98208 columns and 392238 nonzeros Presolve removed 99 rows and 0 columns Presolve time: 0.50s Presolved: 99099 rows, 98208 columns, 392139 nonzeros Variable types: 98109 continuous, 99 integer (99 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 9368 7.7583331e+04 1.036486e+05 0.000000e+00 5s 11148 7.9330723e+04 2.016122e+04 0.000000e+00 10s 12750 8.0006561e+04 1.857627e+05 0.000000e+00 15s 13528 8.0090052e+04 0.000000e+00 0.000000e+00 18s Root relaxation: objective 8.009005e+04, 13528 iterations, 18.24 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 80090.0515 0 67 - 80090.0515 - - 19s H 0 0 150824.00000 80090.0515 46.9% - 27s H 0 0 131423.00000 80090.0515 39.1% - 110s 0 0 107287.725 0 29 131423.000 107287.725 18.4% - 145s 0 0 118713.635 0 9 131423.000 118713.635 9.67% - 165s H 0 0 131132.00000 118713.635 9.47% - 166s 0 0 124173.369 0 5 131132.000 124173.369 5.31% - 173s H 0 0 130673.00000 124173.369 4.97% - 173s H 0 0 124677.00000 124173.369 0.40% - 173s 0 2 124173.426 0 5 124677.000 124173.426 0.40% - 175s 12 9 124547.000 11 1 124677.000 124358.914 0.26% 281 180s * 26 9 25 124673.00000 124358.914 0.25% 185 182s 41 9 124422.022 2 2 124673.000 124422.022 0.20% 181 185s 80 30 124535.481 7 2 124673.000 124472.480 0.16% 158 190s H 82 29 124657.00000 124472.480 0.15% 161 190s H 84 19 124580.26087 124472.480 0.09% 162 190s H 85 17 124556.00000 124472.480 0.07% 161 191s * 86 13 9 124541.00000 124472.480 0.06% 162 191s Cutting planes: Implied bound: 99 Explored 110 nodes (55301 simplex iterations) in 192.68 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.245410000000e+05, best bound 1.245410000000e+05, gap 0.0%