Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:57 2014 Optimize a model with 1191 rows, 1190 columns and 3502 nonzeros Presolve time: 0.02s Presolved: 1191 rows, 1190 columns, 3502 nonzeros Variable types: 0 continuous, 1190 integer (1190 binary) Found heuristic solution: objective 7.3796464 Root relaxation: objective 5.090479e+00, 299 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 5.0904791 5.09048 0.00% - 0s Explored 0 nodes (299 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.090479145586e+00, best bound 5.090479145586e+00, gap 0.0%