Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:49:56 2012 Optimize a model with 2714 rows, 105 columns and 5428 nonzeros Presolve removed 1957 rows and 0 columns Presolve time: 0.08s Presolved: 757 rows, 105 columns, 5142 nonzeros Variable types: 0 continuous, 105 integer (105 binary) Found heuristic solution: objective 7.0000000 Root relaxation: objective 1.485780e+01, 367 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 14.85780 0 98 7.00000 14.85780 112% - 0s 0 0 14.52076 0 100 7.00000 14.52076 107% - 0s H 0 0 8.0000000 14.52076 81.5% - 0s 0 0 14.44881 0 100 8.00000 14.44881 80.6% - 0s H 0 0 9.0000000 14.44881 60.5% - 0s 0 0 14.42180 0 102 9.00000 14.42180 60.2% - 0s 0 0 14.40538 0 102 9.00000 14.40538 60.1% - 0s 0 0 14.37581 0 102 9.00000 14.37581 59.7% - 0s 0 0 14.31426 0 101 9.00000 14.31426 59.0% - 0s 0 0 14.27720 0 101 9.00000 14.27720 58.6% - 0s 0 0 14.24190 0 102 9.00000 14.24190 58.2% - 0s 0 0 14.23873 0 103 9.00000 14.23873 58.2% - 1s 0 0 14.22352 0 102 9.00000 14.22352 58.0% - 1s 0 0 14.21774 0 102 9.00000 14.21774 58.0% - 1s 0 0 14.21395 0 103 9.00000 14.21395 57.9% - 1s 0 0 14.21378 0 103 9.00000 14.21378 57.9% - 1s 0 2 14.21352 0 103 9.00000 14.21352 57.9% - 1s * 184 32 7 10.0000000 12.26007 22.6% 54.6 2s Cutting planes: Clique: 93 Explored 217 nodes (11805 simplex iterations) in 2.29 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0%