Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:35 2013

Optimize a model with 614 rows, 539 columns and 2114 nonzeros
Presolve removed 7 rows and 0 columns
Presolve time: 0.00s
Presolved: 607 rows, 539 columns, 2107 nonzeros
Variable types: 532 continuous, 7 integer (7 binary)

Root relaxation: objective 1.269883e+04, 98 iterations, 0.00 seconds

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

     0     0 12698.8285    0    2          - 12698.8285     -      -    0s
H    0     0                    12770.000000 12698.8285  0.56%     -    0s
     0     0     cutoff    0      12770.0000 12770.0000   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Implied bound: 1

Explored 0 nodes (102 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.277000000000e+04, best bound 1.277000000000e+04, gap 0.0%