Gurobi 5.0.1 (linux64) logging started Sun Nov 18 02:35:05 2012 Optimize a model with 201 rows, 464 columns and 464 nonzeros Model has 400 quadratic constraints Presolve time: 2.34s Presolved: 201 rows, 464 columns, 464 nonzeros Variable types: 400 continuous, 64 integer (64 binary) Root relaxation: objective 0.000000e+00, 32 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 94.0000000 - - - 2s 0 0 0.00000 0 2 94.00000 0.00000 100% - 2s 0 0 0.00000 0 64 94.00000 0.00000 100% - 2s 0 0 0.00000 0 63 94.00000 0.00000 100% - 2s 0 2 0.00000 0 63 94.00000 0.00000 100% - 2s H 16 16 79.0000000 4.57143 94.2% 57.7 2s H 52 52 61.0000000 4.57143 92.5% 44.4 2s * 56 52 29 60.0000000 4.57143 92.4% 43.6 2s H 141 101 52.0000000 7.72222 85.1% 42.6 2s 916 538 33.00000 49 251 52.00000 17.75000 65.9% 53.9 5s 4659 2408 39.17021 39 254 52.00000 25.15789 51.6% 28.4 10s * 6876 3266 46 50.0000000 27.61538 44.8% 25.4 12s H 7483 3320 49.0000000 28.12500 42.6% 24.9 13s H 7700 3204 48.0000000 28.32258 41.0% 24.8 13s 8680 3525 39.25490 38 280 48.00000 29.30000 39.0% 24.2 15s 9334 3743 42.38776 42 257 48.00000 29.77778 38.0% 24.0 20s 10227 3988 45.00000 42 249 48.00000 30.28571 36.9% 23.6 25s 12908 4670 38.60377 38 282 48.00000 31.52941 34.3% 22.7 30s H13646 4621 47.0000000 31.86667 32.2% 22.5 31s 16228 5100 42.50000 46 274 47.00000 33.00000 29.8% 21.9 35s 19140 5498 cutoff 40 47.00000 34.09091 27.5% 21.4 40s 22754 5918 38.29630 39 288 47.00000 35.29730 24.9% 20.9 45s 26213 6231 45.36170 40 276 47.00000 36.17647 23.0% 20.6 50s 30337 6371 39.29412 40 263 47.00000 37.18182 20.9% 20.3 55s 31404 6381 cutoff 42 47.00000 37.45455 20.3% 20.2 63s 32329 6378 cutoff 54 47.00000 37.66667 19.9% 20.2 65s 36157 6294 cutoff 45 47.00000 38.44231 18.2% 20.0 70s 40417 6003 43.82979 49 253 47.00000 39.33333 16.3% 19.8 75s 44750 5446 43.60000 45 257 47.00000 40.15385 14.6% 19.6 80s 48341 4741 44.36735 41 284 47.00000 41.00000 12.8% 19.4 85s 50661 4095 43.50000 42 249 47.00000 41.50000 11.7% 19.3 90s 54622 2633 44.08696 49 251 47.00000 42.66667 9.22% 19.2 95s Explored 58725 nodes (1106852 simplex iterations) in 99.69 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 4.700000000005e+01, best bound 4.700000000005e+01, gap 0.0%