Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:49:16 2014 Optimize a model with 24311 rows, 12211 columns and 60500 nonzeros Presolve removed 110 rows and 0 columns Presolve time: 0.28s Presolved: 24201 rows, 12211 columns, 60390 nonzeros Variable types: 1 continuous, 12210 integer (12210 binary) Found heuristic solution: objective 1.0503764 Found heuristic solution: objective 1.0092867 Found heuristic solution: objective 0.9201223 Root relaxation: objective 3.226364e-03, 18581 iterations, 3.27 seconds Total elapsed time = 5.22s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00323 0 11327 0.92012 0.00323 100% - 5s H 0 0 0.4461674 0.00323 99.3% - 9s 0 0 0.00580 0 4821 0.44617 0.00580 98.7% - 15s 0 0 0.00883 0 4803 0.44617 0.00883 98.0% - 17s H 0 0 0.4241495 0.00883 97.9% - 18s 0 0 0.00921 0 4410 0.42415 0.00921 97.8% - 19s H 0 0 0.4054651 0.00921 97.7% - 19s 0 0 0.01435 0 4105 0.40547 0.01435 96.5% - 20s 0 0 0.01435 0 4089 0.40547 0.01435 96.5% - 20s H 0 0 0.3946365 0.01435 96.4% - 20s 0 0 0.01451 0 3901 0.39464 0.01451 96.3% - 21s H 0 0 0.3722313 0.01451 96.1% - 21s H 0 0 0.3594665 0.01451 96.0% - 21s 0 0 0.01523 0 3198 0.35947 0.01523 95.8% - 22s H 0 0 0.3473552 0.01523 95.6% - 23s H 0 0 0.3363380 0.01523 95.5% - 23s 0 1 0.01523 0 3047 0.33634 0.01523 95.5% - 67s H 1 1 0.3187326 0.01523 95.2% 9362 76s H 3 2 0.3156792 0.02451 92.2% 3121 78s H 3 2 0.3061312 0.02451 92.0% 3121 78s H 4 2 0.2988344 0.02750 90.8% 2340 78s 8 5 0.03606 0 1408 0.29883 0.03606 87.9% 1170 80s H 10 6 0.2900239 0.03641 87.4% 936 80s H 13 7 0.2560066 0.03829 85.0% 720 81s H 16 8 0.2517309 0.04841 80.8% 2264 83s H 17 9 0.2186422 0.04841 77.9% 2240 95s 41 27 0.19641 28 317 0.21864 0.11862 45.7% 2243 100s H 66 38 0.2118473 0.12587 40.6% 1557 101s H 72 39 0.2081146 0.12587 39.5% 1454 101s * 79 41 47 0.2073005 0.12587 39.3% 1334 101s * 89 43 52 0.2064296 0.12587 39.0% 1186 101s * 90 39 53 0.2021354 0.12587 37.7% 1173 101s * 91 35 53 0.2021036 0.12587 37.7% 1160 101s H 175 20 0.1992906 0.16773 15.8% 687 102s * 178 19 33 0.1978542 0.16773 15.2% 676 102s * 184 15 33 0.1976779 0.16773 15.1% 655 102s * 186 15 34 0.1974378 0.16773 15.0% 648 102s * 187 12 34 0.1960992 0.16773 14.5% 644 102s * 201 7 31 0.1937108 0.19332 0.20% 607 103s Cutting planes: Gomory: 5 MIR: 14 Zero half: 1 Explored 207 nodes (174424 simplex iterations) in 103.13 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.937107957951e-01, best bound 1.937107957951e-01, gap 0.0%