Gurobi 5.0.1 (linux64) logging started Thu Jan 24 18:24:46 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 148399.00000 Root relaxation: objective 1.548188e+05, 21 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 154818.794 0 5 148399.000 154818.794 4.33% - 0s H 0 0 154559.00000 154818.794 0.17% - 0s 0 0 154814.730 0 8 154559.000 154814.730 0.17% - 0s 0 0 154814.730 0 5 154559.000 154814.730 0.17% - 0s 0 0 154814.540 0 8 154559.000 154814.540 0.17% - 0s 0 0 154811.005 0 8 154559.000 154811.005 0.16% - 0s 0 0 154809.629 0 9 154559.000 154809.629 0.16% - 0s H 0 0 154654.00000 154809.629 0.10% - 0s 0 2 154809.461 0 9 154654.000 154809.461 0.10% - 0s 98142 34075 154682.573 61 4 154654.000 154741.923 0.06% 2.4 5s H106809 32954 154660.00000 154739.708 0.05% 2.4 5s H195540 55614 154662.00000 154722.277 0.04% 2.4 9s H208857 54630 154668.00000 154720.268 0.03% 2.4 9s 209762 54715 154709.323 40 5 154668.000 154720.127 0.03% 2.4 10s 325922 45032 154688.091 38 5 154668.000 154701.489 0.02% 2.4 15s Cutting planes: Gomory: 8 MIR: 3 Zero half: 2 Explored 395190 nodes (923443 simplex iterations) in 17.94 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.546680000000e+05, best bound 1.546830000000e+05, gap 0.0097%