Gurobi 5.0.1 (linux64) logging started Wed Apr 24 07:44:45 2013 Optimize a model with 1045 rows, 90345 columns and 180595 nonzeros Presolve time: 0.15s Presolved: 1045 rows, 90345 columns, 180595 nonzeros Variable types: 90250 continuous, 95 integer (95 binary) Root relaxation: objective 1.256012e+05, 3487 iterations, 0.13 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 125601.231 0 11 - 125601.231 - - 0s H 0 0 147951.00000 125601.231 15.1% - 0s H 0 0 145250.00000 125601.231 13.5% - 0s 0 0 126083.450 0 8 145250.000 126083.450 13.2% - 0s H 0 0 144057.00000 126083.450 12.5% - 0s 0 0 126166.557 0 7 144057.000 126166.557 12.4% - 1s H 0 0 143223.37735 126166.557 11.9% - 1s H 0 0 141603.00000 126166.557 10.9% - 1s 0 0 126199.107 0 7 141603.000 126199.107 10.9% - 1s H 0 0 141175.00000 126199.107 10.6% - 1s 0 0 126213.621 0 8 141175.000 126213.621 10.6% - 1s H 0 0 138559.00000 126213.621 8.91% - 1s 0 0 126222.568 0 8 138559.000 126222.568 8.90% - 1s H 0 0 138486.00000 126222.568 8.86% - 1s 0 0 126225.146 0 8 138486.000 126225.146 8.85% - 1s H 0 0 138306.00000 126225.146 8.73% - 1s 0 0 126226.226 0 7 138306.000 126226.226 8.73% - 2s 0 0 126226.368 0 8 138306.000 126226.368 8.73% - 2s 0 0 126226.871 0 7 138306.000 126226.871 8.73% - 2s 0 0 126228.379 0 8 138306.000 126228.379 8.73% - 2s H 0 0 138255.00000 126228.379 8.70% - 2s 0 0 126229.016 0 7 138255.000 126229.016 8.70% - 2s 0 0 126229.090 0 7 138255.000 126229.090 8.70% - 3s 0 2 126241.344 0 7 138255.000 126241.344 8.69% - 3s H 3 3 134017.74346 126352.132 5.72% 62.7 3s H 6 6 132322.41254 126403.344 4.47% 101 4s H 7 7 128836.58537 126403.344 1.89% 98.1 4s H 13 13 128431.60000 126403.344 1.58% 69.9 4s H 22 19 127378.00000 126403.344 0.77% 55.5 4s * 23 15 22 126886.00000 126403.344 0.38% 56.6 4s 28 16 126832.221 4 4 126886.000 126415.656 0.37% 72.4 5s * 65 26 11 126832.00000 126478.739 0.28% 84.3 6s Cutting planes: Implied bound: 197 Flow cover: 28 Explored 125 nodes (12770 simplex iterations) in 7.78 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.268320000000e+05, best bound 1.268320000000e+05, gap 0.0%