Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:05 2014 Optimize a model with 1723 rows, 1722 columns and 5084 nonzeros Presolve time: 0.03s Presolved: 1723 rows, 1722 columns, 5084 nonzeros Variable types: 0 continuous, 1722 integer (1722 binary) Found heuristic solution: objective 8.4495994 Root relaxation: objective 5.265198e+00, 372 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 5.2651982 5.26520 0.00% - 0s Explored 0 nodes (372 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.265198217719e+00, best bound 5.265198217719e+00, gap 0.0%