Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:41 2013

Optimize a model with 736 rows, 656 columns and 2576 nonzeros
Presolve removed 8 rows and 0 columns
Presolve time: 0.00s
Presolved: 728 rows, 656 columns, 2568 nonzeros
Variable types: 648 continuous, 8 integer (8 binary)

Root relaxation: objective 1.271032e+04, 97 iterations, 0.00 seconds

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

     0     0 12710.3226    0    2          - 12710.3226     -      -    0s
H    0     0                    12813.000000 12710.3226  0.80%     -    0s
     0     0     cutoff    0      12813.0000 12813.0000   0.0%     -    0s

Cutting planes:
  Gomory: 2
  Implied bound: 2

Explored 0 nodes (110 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.281300000000e+04, best bound 1.281300000000e+04, gap 0.0%