Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:15:41 2013

Optimize a model with 70 rows, 315 columns and 670 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.00s
Presolved: 65 rows, 310 columns, 615 nonzeros
Variable types: 310 continuous, 0 integer (0 binary)

Root relaxation: objective 1.309958e+04, 52 iterations, 0.00 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 13099.5797    0    1          - 13099.5797     -      -    0s
H    0     0                    13129.660773 13099.5797  0.23%     -    0s
     0     2 13099.5797    0    1 13129.6608 13099.5797  0.23%     -    0s

Explored 5 nodes (54 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.312966077264e+04, best bound 1.312875265366e+04, gap 0.0069%