Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:13 2013

Optimize a model with 36 rows, 54 columns and 118 nonzeros
Presolve removed 35 rows and 40 columns
Presolve time: 0.00s
Presolved: 1 rows, 14 columns, 14 nonzeros
Variable types: 14 continuous, 0 integer (0 binary)

Root relaxation: objective 3.891869e+03, 1 iterations, 0.00 seconds

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

*    0     0               0    3891.8690171 3891.86902   0.0%     -    0s

Explored 0 nodes (1 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.891869017144e+03, best bound 3.891869017144e+03, gap 0.0%