Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:43:30 2013

Optimize a model with 70 rows, 290 columns and 595 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.00s
Presolved: 65 rows, 285 columns, 565 nonzeros
Variable types: 285 continuous, 0 integer (0 binary)

Root relaxation: objective 1.291780e+04, 30 iterations, 0.00 seconds

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

     0     0 12917.7960    0    1          - 12917.7960     -      -    0s
H    0     0                    12964.121773 12917.7960  0.36%     -    0s
     0     2 12917.7960    0    1 12964.1218 12917.7960  0.36%     -    0s

Explored 5 nodes (31 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.296412177304e+04, best bound 1.296412177304e+04, gap 0.0%