Gurobi 5.0.1 (linux64) logging started Wed Apr 24 04:54:44 2013 Optimize a model with 946 rows, 74046 columns and 148006 nonzeros Presolve time: 0.12s Presolved: 946 rows, 74046 columns, 148006 nonzeros Variable types: 73960 continuous, 86 integer (86 binary) Root relaxation: objective 1.038388e+05, 2975 iterations, 0.10 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 103838.847 0 11 - 103838.847 - - 0s H 0 0 114724.00000 103838.847 9.49% - 0s 0 0 104196.748 0 6 114724.000 104196.748 9.18% - 0s 0 0 104226.391 0 5 114724.000 104226.391 9.15% - 0s 0 0 104236.007 0 5 114724.000 104236.007 9.14% - 1s H 0 0 113009.99354 104236.007 7.76% - 1s H 0 0 110967.00000 104236.007 6.07% - 1s 0 0 104240.643 0 5 110967.000 104240.643 6.06% - 1s 0 0 104246.507 0 3 110967.000 104246.507 6.06% - 1s H 0 0 109079.71801 104246.507 4.43% - 1s H 0 0 108618.00000 104246.507 4.02% - 1s 0 0 104246.507 0 3 108618.000 104246.507 4.02% - 1s H 0 0 108616.00000 104246.507 4.02% - 1s 0 0 104246.507 0 3 108616.000 104246.507 4.02% - 1s 0 0 104246.507 0 3 108616.000 104246.507 4.02% - 1s 0 2 104305.126 0 3 108616.000 104305.126 3.97% - 2s H 3 3 105006.96152 104618.383 0.37% 164 2s H 5 3 105000.57798 104692.514 0.29% 150 2s * 6 3 4 104695.00000 104695.000 0.0% 134 2s Cutting planes: Implied bound: 99 Flow cover: 3 Explored 7 nodes (4279 simplex iterations) in 2.68 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.046950000000e+05, best bound 1.046950000000e+05, gap 0.0%