Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:46 2013

Optimize a model with 772 rows, 688 columns and 2704 nonzeros
Presolve removed 8 rows and 0 columns
Presolve time: 0.00s
Presolved: 764 rows, 688 columns, 2696 nonzeros
Variable types: 680 continuous, 8 integer (8 binary)

Root relaxation: objective 1.207647e+04, 136 iterations, 0.00 seconds

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

     0     0 12076.4660    0    4          - 12076.4660     -      -    0s
H    0     0                    12163.000000 12076.4660  0.71%     -    0s
H    0     0                    12140.000000 12076.4660  0.52%     -    0s
     0     0     cutoff    0      12140.0000 12140.0000   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Implied bound: 2

Explored 0 nodes (148 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.214000000000e+04, best bound 1.214000000000e+04, gap 0.0%