Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:20 2013 Optimize a model with 232 rows, 446 columns and 1490 nonzeros Presolve removed 155 rows and 293 columns Presolve time: 0.01s Presolved: 77 rows, 153 columns, 442 nonzeros Variable types: 86 continuous, 67 integer (67 binary) Root relaxation: objective 5.292978e+03, 9 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 5292.97829 0 2 - 5292.97829 - - 0s 0 0 5293.20642 0 2 - 5293.20642 - - 0s 0 0 5293.29158 0 2 - 5293.29158 - - 0s 0 0 5293.37492 0 2 - 5293.37492 - - 0s 0 0 5293.45650 0 2 - 5293.45650 - - 0s 0 0 5293.53640 0 2 - 5293.53640 - - 0s 0 0 5293.61468 0 2 - 5293.61468 - - 0s 0 0 5293.69141 0 2 - 5293.69141 - - 0s 0 0 5293.76665 0 2 - 5293.76665 - - 0s 0 0 5293.84045 0 2 - 5293.84045 - - 0s 0 0 5293.91286 0 2 - 5293.91286 - - 0s 0 0 5293.98394 0 2 - 5293.98394 - - 0s 0 0 5294.05373 0 2 - 5294.05373 - - 0s 0 0 5294.12227 0 2 - 5294.12227 - - 0s 0 0 5294.18962 0 2 - 5294.18962 - - 0s 0 0 5294.25581 0 2 - 5294.25581 - - 0s 0 0 5294.32087 0 2 - 5294.32087 - - 0s 0 0 5294.38485 0 2 - 5294.38485 - - 0s 0 0 5294.44777 0 2 - 5294.44777 - - 0s 0 0 5294.50968 0 2 - 5294.50968 - - 0s 0 0 5294.57060 0 2 - 5294.57060 - - 0s 0 0 5294.63056 0 2 - 5294.63056 - - 0s 0 0 5296.29196 0 1 - 5296.29196 - - 0s H 0 0 5296.3109775 5296.29196 0.00% - 0s Explored 0 nodes (101 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.296310977461e+03, best bound 5.296291956830e+03, gap 0.0004%