Gurobi 5.0.1 (linux64) logging started Wed Apr 24 08:31:42 2013 Optimize a model with 1067 rows, 94187 columns and 188277 nonzeros Presolve time: 0.16s Presolved: 1067 rows, 94187 columns, 188277 nonzeros Variable types: 94090 continuous, 97 integer (97 binary) Root relaxation: objective 1.194894e+05, 3369 iterations, 0.15 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 119489.354 0 5 - 119489.354 - - 0s H 0 0 128040.00000 119489.354 6.68% - 0s 0 0 119550.098 0 3 128040.000 119550.098 6.63% - 0s 0 0 119550.098 0 3 128040.000 119550.098 6.63% - 0s 0 0 119550.098 0 3 128040.000 119550.098 6.63% - 1s 0 0 119550.098 0 3 128040.000 119550.098 6.63% - 1s 0 0 119551.818 0 3 128040.000 119551.818 6.63% - 1s 0 0 119551.818 0 3 128040.000 119551.818 6.63% - 1s 0 0 119552.228 0 3 128040.000 119552.228 6.63% - 1s 0 0 119553.843 0 3 128040.000 119553.843 6.63% - 2s 0 0 119553.843 0 3 128040.000 119553.843 6.63% - 2s 0 0 119553.843 0 3 128040.000 119553.843 6.63% - 2s 0 0 119557.303 0 2 128040.000 119557.303 6.63% - 2s H 0 0 126013.69855 119557.303 5.12% - 2s H 0 0 125321.00000 119557.303 4.60% - 2s 0 0 119557.303 0 2 125321.000 119557.303 4.60% - 2s H 0 0 125302.00000 119557.303 4.58% - 2s 0 0 119557.303 0 2 125302.000 119557.303 4.58% - 3s H 0 0 125294.00000 119557.303 4.58% - 3s 0 0 119557.303 0 2 125294.000 119557.303 4.58% - 3s 0 2 119561.843 0 2 125294.000 119561.843 4.57% - 3s H 2 2 123705.88000 119582.625 3.33% 36.0 3s H 3 3 123337.00000 119610.696 3.02% 69.7 3s H 5 5 120749.00000 119696.529 0.87% 71.0 3s H 9 9 120727.00000 119769.739 0.79% 72.7 4s * 15 8 14 120280.00000 119769.739 0.42% 58.5 4s 25 6 120156.614 4 2 120280.000 119901.361 0.31% 81.0 5s * 41 5 14 120278.00000 119913.987 0.30% 89.9 5s Cutting planes: Implied bound: 124 Flow cover: 4 Explored 60 nodes (8708 simplex iterations) in 6.30 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.202780000000e+05, best bound 1.202780000000e+05, gap 0.0%