Gurobi 5.0.1 (linux64) logging started Wed Apr 24 05:10:22 2013 Optimize a model with 957 rows, 75777 columns and 151467 nonzeros Presolve time: 0.12s Presolved: 957 rows, 75777 columns, 151467 nonzeros Variable types: 75690 continuous, 87 integer (87 binary) Root relaxation: objective 1.021084e+05, 3048 iterations, 0.12 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 102108.359 0 5 - 102108.359 - - 0s H 0 0 107414.00000 102108.359 4.94% - 0s 0 0 102470.342 0 4 107414.000 102470.342 4.60% - 0s 0 0 102508.700 0 5 107414.000 102508.700 4.57% - 0s 0 0 102522.995 0 5 107414.000 102522.995 4.55% - 0s 0 0 102528.166 0 4 107414.000 102528.166 4.55% - 1s 0 0 102528.166 0 4 107414.000 102528.166 4.55% - 1s 0 0 102528.166 0 4 107414.000 102528.166 4.55% - 1s 0 0 102528.166 0 4 107414.000 102528.166 4.55% - 1s H 0 0 103561.00000 102528.166 1.00% - 1s 0 0 102528.166 0 5 103561.000 102528.166 1.00% - 2s 0 0 102528.166 0 4 103561.000 102528.166 1.00% - 2s 0 0 102528.166 0 4 103561.000 102528.166 1.00% - 2s 0 0 102528.166 0 5 103561.000 102528.166 1.00% - 2s 0 0 102528.181 0 4 103561.000 102528.181 1.00% - 2s 0 0 102528.181 0 4 103561.000 102528.181 1.00% - 2s 0 0 102528.181 0 4 103561.000 102528.181 1.00% - 2s 0 0 102528.181 0 4 103561.000 102528.181 1.00% - 3s 0 2 102550.992 0 4 103561.000 102550.992 0.98% - 3s H 4 4 103407.00000 102609.861 0.77% 55.0 3s H 7 7 103312.00000 102668.669 0.62% 63.0 3s H 8 7 103280.00000 102668.669 0.59% 58.5 3s H 10 9 103239.00000 102668.669 0.55% 54.1 3s H 12 11 103212.00000 102668.669 0.53% 63.2 4s * 14 10 11 103021.00000 102668.669 0.34% 65.9 4s 52 6 103008.879 5 2 103021.000 102926.027 0.09% 65.0 5s Cutting planes: Implied bound: 170 Flow cover: 10 Explored 67 nodes (10571 simplex iterations) in 5.28 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.030210000000e+05, best bound 1.030210000000e+05, gap 0.0%