Gurobi 5.0.1 (linux64) logging started Sun Nov 18 01:58:55 2012 Optimize a model with 200 rows, 460 columns and 460 nonzeros Model has 398 quadratic constraints Presolve time: 2.31s Presolved: 200 rows, 460 columns, 460 nonzeros Variable types: 398 continuous, 62 integer (62 binary) Root relaxation: objective 0.000000e+00, 31 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 96.0000000 - - - 2s 0 0 0.00000 0 29 96.00000 0.00000 100% - 2s 0 0 0.00000 0 55 96.00000 0.00000 100% - 2s 0 0 0.00000 0 48 96.00000 0.00000 100% - 2s 0 2 0.00000 0 48 96.00000 0.00000 100% - 2s H 62 62 64.0000000 6.00000 90.6% 37.1 2s * 62 62 34 63.0000000 6.00000 90.5% 37.2 2s * 70 58 35 62.0000000 6.00000 90.3% 33.9 2s H 109 81 58.0000000 6.77778 88.3% 41.1 2s * 114 84 26 57.0000000 6.77778 88.1% 40.1 2s * 119 80 29 56.0000000 6.77778 87.9% 38.6 2s H 150 100 53.0000000 7.51786 85.8% 39.9 2s 941 547 38.05882 46 268 53.00000 14.92212 71.8% 49.6 5s 4634 2240 30.78908 31 282 53.00000 25.25440 52.4% 29.3 10s 8746 3962 cutoff 47 53.00000 30.09180 43.2% 25.4 15s * 9205 3959 40 52.0000000 30.43440 41.5% 25.2 15s H10297 3884 50.0000000 31.38526 37.2% 24.7 16s 11393 4156 41.18657 37 270 50.00000 32.19982 35.6% 24.4 20s 11675 4242 42.78431 39 263 50.00000 32.36825 35.3% 24.3 26s 11838 4279 43.73469 50 265 50.00000 32.42857 35.1% 24.2 30s 15206 5148 48.45247 54 253 50.00000 34.22471 31.6% 23.4 35s 19031 5892 48.36760 36 289 50.00000 35.71997 28.6% 22.6 40s 22697 6449 46.70004 46 260 50.00000 36.75000 26.5% 22.1 45s 24326 6635 48.52188 52 275 50.00000 37.21429 25.6% 22.0 50s 28598 7135 48.91262 47 269 50.00000 38.13793 23.7% 21.4 55s 32924 7492 48.75420 53 252 50.00000 38.96106 22.1% 21.0 60s 37291 7747 46.30150 36 280 50.00000 39.60000 20.8% 20.6 65s 41401 7831 43.27467 45 263 50.00000 40.28571 19.4% 20.3 76s 44312 7929 46.15924 48 265 50.00000 40.62937 18.7% 20.1 80s 48367 7949 47.05674 39 267 50.00000 41.19031 17.6% 19.9 85s 52203 7871 44.66667 42 264 50.00000 41.61865 16.8% 19.7 90s 55316 7759 48.79167 39 265 50.00000 42.00000 16.0% 19.5 95s 59657 7419 cutoff 42 50.00000 42.58293 14.8% 19.3 100s 64395 6960 cutoff 48 50.00000 43.14153 13.7% 19.1 105s 67968 6450 48.18750 47 269 50.00000 43.54708 12.9% 18.9 110s H70020 5588 49.0000000 43.78623 10.6% 18.9 113s 70112 5565 46.27387 38 271 49.00000 43.80000 10.6% 18.9 115s 71298 5210 47.03188 44 229 49.00000 44.00393 10.2% 18.8 120s 74924 3774 46.75000 42 268 49.00000 44.84636 8.48% 18.7 125s 80013 518 cutoff 44 49.00000 47.23974 3.59% 18.5 130s Explored 80552 nodes (1479719 simplex iterations) in 130.23 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 4.900000000005e+01, best bound 4.900000000005e+01, gap 0.0%