Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:58 2013

Optimize a model with 938 rows, 846 columns and 3330 nonzeros
Presolve removed 9 rows and 0 columns
Presolve time: 0.00s
Presolved: 929 rows, 846 columns, 3321 nonzeros
Variable types: 837 continuous, 9 integer (9 binary)

Root relaxation: objective 1.258793e+04, 114 iterations, 0.00 seconds

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

     0     0 12587.9303    0    3          - 12587.9303     -      -    0s
H    0     0                    12784.000000 12587.9303  1.53%     -    0s
*    0     0               0    12774.000000 12774.0000   0.0%     -    0s

Cutting planes:
  Gomory: 3
  Implied bound: 3

Explored 0 nodes (137 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.277400000000e+04, best bound 1.277400000000e+04, gap 0.0%