Gurobi 5.0.1 (linux64) logging started Wed Apr 24 02:53:54 2013 Optimize a model with 825 rows, 56325 columns and 112575 nonzeros Presolve time: 0.08s Presolved: 825 rows, 56325 columns, 112575 nonzeros Variable types: 56250 continuous, 75 integer (75 binary) Root relaxation: objective 9.603226e+04, 2385 iterations, 0.07 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 96032.2616 0 6 - 96032.2616 - - 0s H 0 0 98578.000000 96032.2616 2.58% - 0s H 0 0 96657.000000 96032.2616 0.65% - 0s 0 0 96286.7121 0 4 96657.0000 96286.7121 0.38% - 0s 0 0 96286.7121 0 6 96657.0000 96286.7121 0.38% - 0s 0 0 96290.4164 0 4 96657.0000 96290.4164 0.38% - 0s 0 0 96317.1532 0 4 96657.0000 96317.1532 0.35% - 0s 0 0 96321.1206 0 4 96657.0000 96321.1206 0.35% - 0s 0 0 96321.1206 0 4 96657.0000 96321.1206 0.35% - 1s 0 0 96321.1206 0 4 96657.0000 96321.1206 0.35% - 1s 0 0 96321.1206 0 4 96657.0000 96321.1206 0.35% - 1s 0 2 96322.8944 0 4 96657.0000 96322.8944 0.35% - 1s * 7 5 5 96629.000000 96500.6956 0.13% 120 1s * 14 3 5 96612.000000 96526.1763 0.09% 95.3 1s Cutting planes: Implied bound: 88 Flow cover: 8 Explored 22 nodes (6762 simplex iterations) in 1.90 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.661200000000e+04, best bound 9.661200000000e+04, gap 0.0%