Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:14:04 2014 Optimize a model with 25600 rows, 25441 columns and 101283 nonzeros Presolve time: 0.59s Presolved: 25600 rows, 25441 columns, 101283 nonzeros Variable types: 1 continuous, 25440 integer (25440 binary) Found heuristic solution: objective 1.1712095 Found heuristic solution: objective 1.1048651 Found heuristic solution: objective 1.0216555 Root relaxation: objective 9.962956e-02, 7426 iterations, 1.65 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.09963 0 1396 1.02166 0.09963 90.2% - 2s H 0 0 0.3033962 0.09963 67.2% - 3s 0 0 0.10023 0 1304 0.30340 0.10023 67.0% - 5s 0 0 0.10023 0 1396 0.30340 0.10023 67.0% - 6s H 0 0 0.2965753 0.10023 66.2% - 6s H 0 0 0.2815096 0.10023 64.4% - 6s 0 0 0.10043 0 1389 0.28151 0.10043 64.3% - 7s H 0 0 0.2765648 0.10043 63.7% - 7s H 0 0 0.2604923 0.10043 61.4% - 7s 0 0 0.10076 0 1268 0.26049 0.10076 61.3% - 7s 0 2 0.10077 0 1268 0.26049 0.10077 61.3% - 34s H 1 2 0.2015922 0.10077 50.0% 1657 37s 5 5 0.10092 0 1469 0.20159 0.10092 49.9% 331 40s 17 15 0.10413 17 1420 0.20159 0.10218 49.3% 1278 45s H 65 54 0.2013451 0.10308 48.8% 730 49s 69 60 0.12312 43 907 0.20135 0.10308 48.8% 713 50s H 92 81 0.1889166 0.10308 45.4% 621 51s H 94 83 0.1864176 0.10308 44.7% 613 51s * 114 101 66 0.1847438 0.10308 44.2% 545 51s H 120 95 0.1842179 0.10308 44.0% 524 51s H 147 122 0.1818213 0.10308 43.3% 499 52s * 165 135 40 0.1802313 0.10308 42.8% 477 53s * 167 133 41 0.1773775 0.10308 41.9% 473 53s * 172 131 43 0.1735972 0.10308 40.6% 460 53s H 177 126 0.1731842 0.10308 40.5% 447 53s H 188 137 0.1719676 0.10360 39.8% 455 53s * 219 167 38 0.1719239 0.10360 39.7% 418 54s H 220 165 0.1715886 0.10360 39.6% 416 54s H 220 161 0.1711763 0.10360 39.5% 416 54s * 229 158 19 0.1635681 0.10362 36.7% 418 54s 231 154 cutoff 16 0.16357 0.10376 36.6% 421 55s H 234 149 0.1611652 0.10400 35.5% 430 55s * 236 150 23 0.1571644 0.10400 33.8% 436 55s * 237 149 23 0.1567859 0.10400 33.7% 434 55s 296 120 infeasible 33 0.15679 0.11282 28.0% 480 60s Cutting planes: Gomory: 8 MIR: 2 Zero half: 1 Explored 423 nodes (201097 simplex iterations) in 62.81 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.567858617555e-01, best bound 1.567858617555e-01, gap 0.0%