Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:44:53 2014 Optimize a model with 10441 rows, 5257 columns and 25920 nonzeros Presolve removed 72 rows and 0 columns Presolve time: 0.12s Presolved: 10369 rows, 5257 columns, 25848 nonzeros Variable types: 1 continuous, 5256 integer (5256 binary) Found heuristic solution: objective 0.8867292 Found heuristic solution: objective 0.8830413 Found heuristic solution: objective 0.7220347 Root relaxation: objective 5.713705e-03, 5908 iterations, 0.36 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00571 0 3816 0.72203 0.00571 99.2% - 0s H 0 0 0.4098995 0.00571 98.6% - 1s 0 0 0.01004 0 1728 0.40990 0.01004 97.5% - 2s 0 0 0.02226 0 1295 0.40990 0.02226 94.6% - 3s H 0 0 0.4024617 0.02226 94.5% - 3s H 0 0 0.3951758 0.02226 94.4% - 3s 0 0 0.02433 0 1203 0.39518 0.02433 93.8% - 3s H 0 0 0.3842575 0.02433 93.7% - 3s 0 0 0.03442 0 1100 0.38426 0.03442 91.0% - 3s H 0 0 0.3824571 0.03442 91.0% - 3s H 0 0 0.3810313 0.03442 91.0% - 3s 0 0 0.03473 0 1091 0.38103 0.03473 90.9% - 3s 0 0 0.03485 0 1067 0.38103 0.03485 90.9% - 3s 0 0 0.03498 0 1054 0.38103 0.03498 90.8% - 3s 0 0 0.03498 0 1052 0.38103 0.03498 90.8% - 3s 0 0 0.03503 0 1050 0.38103 0.03503 90.8% - 4s 0 0 0.03519 0 1040 0.38103 0.03519 90.8% - 4s H 0 0 0.3597121 0.03519 90.2% - 4s 0 0 0.03642 0 1010 0.35971 0.03642 89.9% - 4s H 0 0 0.3563533 0.03642 89.8% - 4s 0 0 0.03666 0 1000 0.35635 0.03666 89.7% - 4s H 0 0 0.3413641 0.03666 89.3% - 4s 0 0 0.03882 0 828 0.34136 0.03882 88.6% - 4s H 0 0 0.3056220 0.03882 87.3% - 4s 0 1 0.03882 0 826 0.30562 0.03882 87.3% - 8s H 1 1 0.2665345 0.03882 85.4% 1360 9s H 4 2 0.2613540 0.15018 42.5% 340 9s 5 3 0.15018 0 505 0.26135 0.15018 42.5% 272 10s H 5 3 0.2541910 0.15222 40.1% 272 10s H 6 4 0.2534732 0.15713 38.0% 227 10s H 7 3 0.2450258 0.16055 34.5% 194 10s H 16 9 0.2358789 0.16233 31.2% 85.0 11s H 17 9 0.2357233 0.16683 29.2% 80.0 12s * 39 18 17 0.2292578 0.22903 0.10% 417 14s * 43 11 15 0.2290273 0.22903 0.00% 379 14s Cutting planes: Gomory: 1 Implied bound: 1 MIR: 13 Zero half: 17 Explored 44 nodes (52211 simplex iterations) in 14.15 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.290273362419e-01, best bound 2.290273362419e-01, gap 0.0%