Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:27:40 2013 Optimize a model with 1089 rows, 98109 columns and 196119 nonzeros Presolve time: 0.17s Presolved: 1089 rows, 98109 columns, 196119 nonzeros Variable types: 98010 continuous, 99 integer (99 binary) Root relaxation: objective 1.317778e+05, 3738 iterations, 0.13 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 131777.813 0 13 - 131777.813 - - 0s H 0 0 158618.00000 131777.813 16.9% - 0s 0 0 132198.500 0 11 158618.000 132198.500 16.7% - 1s 0 0 132281.334 0 11 158618.000 132281.334 16.6% - 1s 0 0 132306.793 0 10 158618.000 132306.793 16.6% - 1s H 0 0 157051.20138 132306.793 15.8% - 1s H 0 0 154933.00000 132306.793 14.6% - 1s 0 0 132326.095 0 10 154933.000 132326.095 14.6% - 1s H 0 0 154596.00000 132326.095 14.4% - 1s 0 0 132329.184 0 9 154596.000 132329.184 14.4% - 1s H 0 0 151955.78689 132329.184 12.9% - 1s H 0 0 149669.00000 132329.184 11.6% - 1s 0 0 132330.152 0 9 149669.000 132330.152 11.6% - 2s H 0 0 145207.00000 132330.152 8.87% - 2s 0 0 132331.737 0 9 145207.000 132331.737 8.87% - 2s 0 2 132334.000 0 9 145207.000 132334.000 8.87% - 3s H 3 3 141554.37781 132421.938 6.45% 64.0 3s H 5 5 138001.28572 132421.938 4.04% 87.4 3s H 7 7 135058.93946 132421.938 1.95% 101 3s H 8 8 133654.42836 132421.938 0.92% 95.4 3s H 10 10 133602.94118 132421.938 0.88% 101 3s H 14 14 133280.20000 132421.938 0.64% 80.9 3s H 18 17 133252.00000 132421.938 0.62% 66.6 4s H 21 20 133210.00000 132421.938 0.59% 58.1 4s H 22 17 132818.00000 132421.938 0.30% 56.1 4s H 27 17 132770.00000 132421.938 0.26% 51.0 4s 42 23 132561.326 3 7 132770.000 132515.490 0.19% 67.8 5s H 59 21 132719.90291 132550.587 0.13% 70.3 5s * 64 19 11 132677.00000 132550.587 0.10% 67.3 5s Cutting planes: Implied bound: 236 Flow cover: 11 Explored 94 nodes (10464 simplex iterations) in 6.53 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.326770000000e+05, best bound 1.326738628099e+05, gap 0.0024%