Gurobi 5.0.1 (linux64) logging started Wed Apr 24 03:54:55 2013 Optimize a model with 66582 rows, 65772 columns and 262602 nonzeros Presolve removed 81 rows and 0 columns Presolve time: 0.30s Presolved: 66501 rows, 65772 columns, 262521 nonzeros Variable types: 65691 continuous, 81 integer (81 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 7574 7.4319262e+04 6.374605e+04 0.000000e+00 5s 9195 7.5073175e+04 0.000000e+00 0.000000e+00 9s Root relaxation: objective 7.507318e+04, 9195 iterations, 9.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 75073.1754 0 70 - 75073.1754 - - 9s H 0 0 157246.00000 75073.1754 52.3% - 18s 0 0 112467.555 0 12 157246.000 112467.555 28.5% - 35s H 0 0 127619.90217 112467.555 11.9% - 35s H 0 0 120322.00000 112467.555 6.53% - 35s 0 0 115336.323 0 4 120322.000 115336.323 4.14% - 38s H 0 0 118228.24329 115336.323 2.45% - 38s H 0 0 117050.00000 115336.323 1.46% - 38s 0 0 115524.055 0 1 117050.000 115524.055 1.30% - 38s H 0 0 116283.68807 115524.055 0.65% - 38s H 0 0 115895.00000 115524.055 0.32% - 38s 0 0 115546.261 0 1 115895.000 115546.261 0.30% - 39s H 0 0 115852.00000 115546.261 0.26% - 40s 0 2 115546.919 0 1 115852.000 115546.919 0.26% - 40s * 21 4 10 115828.00000 115723.005 0.09% 206 44s 24 4 115808.364 2 1 115828.000 115741.459 0.07% 219 45s * 25 2 3 115814.00000 115741.459 0.06% 214 45s Cutting planes: Implied bound: 79 Explored 28 nodes (28231 simplex iterations) in 45.28 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.158140000000e+05, best bound 1.158140000000e+05, gap 0.0%