Gurobi 5.0.1 (linux64) logging started Mon Feb 4 16:00:41 2013 Optimize a model with 25 rows, 25 columns and 75 nonzeros Presolve removed 23 rows and 20 columns Presolve time: 0.00s Presolved: 2 rows, 5 columns, 7 nonzeros Variable types: 1 continuous, 4 integer (4 binary) Found heuristic solution: objective 361.0000000 Root relaxation: objective 3.499630e+02, 1 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 349.96296 0 1 361.00000 349.96296 3.06% - 0s H 0 0 355.0000000 349.96296 1.42% - 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 3.550000000000e+02, best bound 3.550000000000e+02, gap 0.0%