Gurobi 5.0.1 (linux64) logging started Wed Apr 24 08:59:52 2013 Optimize a model with 1078 rows, 96138 columns and 192178 nonzeros Presolve time: 0.16s Presolved: 1078 rows, 96138 columns, 192178 nonzeros Variable types: 96040 continuous, 98 integer (98 binary) Root relaxation: objective 1.169912e+05, 3645 iterations, 0.19 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 116991.163 0 7 - 116991.163 - - 0s H 0 0 129518.00000 116991.163 9.67% - 0s 0 0 117108.341 0 4 129518.000 117108.341 9.58% - 0s H 0 0 122797.43018 117108.341 4.63% - 0s H 0 0 122572.00000 117108.341 4.46% - 0s 0 0 117116.921 0 5 122572.000 117116.921 4.45% - 1s 0 0 117122.264 0 4 122572.000 117122.264 4.45% - 1s 0 0 117122.509 0 4 122572.000 117122.509 4.45% - 1s 0 0 117130.994 0 4 122572.000 117130.994 4.44% - 1s H 0 0 122155.00000 117130.994 4.11% - 1s 0 0 117131.150 0 4 122155.000 117131.150 4.11% - 1s H 0 0 121981.00000 117131.150 3.98% - 1s 0 0 117131.150 0 4 121981.000 117131.150 3.98% - 1s H 0 0 121965.00000 117131.150 3.96% - 1s 0 0 117131.150 0 4 121965.000 117131.150 3.96% - 2s 0 2 117142.773 0 4 121965.000 117142.773 3.95% - 2s H 2 2 118506.30196 117153.612 1.14% 60.0 2s H 17 12 117716.00000 117198.480 0.44% 31.9 3s H 20 12 117679.00000 117198.480 0.41% 29.3 3s * 22 12 22 117652.00000 117198.480 0.39% 27.7 3s * 35 14 11 117620.00000 117326.327 0.25% 36.9 3s H 47 9 117604.80000 117428.400 0.15% 43.1 4s * 49 6 20 117521.00000 117439.229 0.07% 42.8 4s Cutting planes: Implied bound: 95 Flow cover: 10 Explored 63 nodes (7229 simplex iterations) in 4.84 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.175210000000e+05, best bound 1.175210000000e+05, gap 0.0%