Gurobi 5.0.1 (linux64) logging started Thu Jan 24 18:21:54 2013 Optimize a model with 5 rows, 250 columns and 1250 nonzeros Presolve time: 0.00s Presolved: 5 rows, 250 columns, 1250 nonzeros Variable types: 0 continuous, 250 integer (250 binary) Found heuristic solution: objective 100947.00000 Root relaxation: objective 1.091377e+05, 15 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 109137.663 0 5 100947.000 109137.663 8.11% - 0s H 0 0 108736.00000 109137.663 0.37% - 0s 0 0 109136.191 0 8 108736.000 109136.191 0.37% - 0s H 0 0 108941.00000 109136.191 0.18% - 0s 0 0 109136.191 0 5 108941.000 109136.191 0.18% - 0s 0 0 109136.152 0 8 108941.000 109136.152 0.18% - 0s 0 2 109136.150 0 8 108941.000 109136.150 0.18% - 0s H 600 481 108951.00000 109129.307 0.16% 2.2 0s H 606 460 108982.00000 109129.307 0.14% 2.2 0s H11793 7844 108986.00000 109115.543 0.12% 2.3 0s H12333 7512 109016.00000 109115.543 0.09% 2.3 0s H66572 25858 109036.00000 109107.118 0.07% 2.3 3s 94202 34133 109091.673 82 5 109036.000 109105.432 0.06% 2.3 5s H117430 36840 109042.00000 109100.044 0.05% 2.4 5s 212435 62287 109064.197 80 5 109042.000 109088.888 0.04% 2.4 10s 336084 90717 cutoff 91 109042.000 109081.255 0.04% 2.4 15s 460106 104131 109048.188 87 5 109042.000 109075.621 0.03% 2.4 20s 587865 103798 109056.267 84 5 109042.000 109070.675 0.03% 2.4 25s 717590 88702 109059.570 88 4 109042.000 109065.389 0.02% 2.4 30s 846284 52932 cutoff 88 109042.000 109058.296 0.01% 2.4 35s Cutting planes: Gomory: 5 MIR: 6 Explored 897554 nodes (2106602 simplex iterations) in 36.96 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.090420000000e+05, best bound 1.090520000000e+05, gap 0.0092%