Gurobi 5.0.1 (linux64) logging started Sat Nov 17 21:56:25 2012 Optimize a model with 241 rows, 511 columns and 511 nonzeros Model has 480 quadratic constraints Presolve time: 2.81s Presolved: 241 rows, 511 columns, 511 nonzeros Variable types: 480 continuous, 31 integer (31 binary) Root relaxation: objective 0.000000e+00, 15 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 130.0000000 - - - 2s 0 0 0.00000 0 30 130.00000 0.00000 100% - 2s 0 0 0.72258 0 31 130.00000 0.72258 99.4% - 2s 0 2 0.84737 0 31 130.00000 0.84737 99.3% - 2s * 41 41 24 114.0000000 8.00000 93.0% 51.3 2s * 45 37 23 112.0000000 8.00000 92.9% 47.2 2s * 90 80 26 108.0000000 8.00000 92.6% 46.4 2s H 196 168 106.0000000 14.27000 86.5% 48.9 3s * 201 168 24 105.0000000 14.27000 86.4% 48.0 3s * 202 161 24 104.0000000 14.27000 86.3% 47.8 3s * 303 243 23 103.0000000 17.67500 82.8% 50.4 3s 632 411 61.42196 26 299 103.00000 31.84615 69.1% 53.6 5s 3489 1683 70.00000 49 284 103.00000 42.66667 58.6% 36.5 10s H 5785 2799 102.0000000 50.68750 50.3% 32.1 13s 7139 3367 58.83333 35 314 102.00000 53.27273 47.8% 30.6 15s 7937 3717 84.00000 44 286 102.00000 54.20000 46.9% 30.1 20s H 8086 3659 99.0000000 54.42857 45.0% 30.0 21s H 8854 3866 98.0000000 55.80000 43.1% 29.8 23s 9640 4161 96.71919 47 270 98.00000 57.00000 41.8% 29.5 25s 13181 5259 76.23810 45 291 98.00000 60.69857 38.1% 28.7 30s 16784 6283 96.13333 52 246 98.00000 64.00000 34.7% 27.9 35s 20558 7215 93.38462 44 247 98.00000 66.20000 32.4% 27.3 40s 22732 7719 97.00000 41 257 98.00000 67.50000 31.1% 27.0 45s *25564 8270 47 97.0000000 68.90909 29.0% 26.6 48s 26578 8479 92.62500 41 251 97.00000 69.16171 28.7% 26.6 50s 29888 9062 cutoff 47 97.00000 70.66667 27.1% 26.3 55s 33568 9620 82.42105 35 286 97.00000 72.00000 25.8% 26.1 60s 37446 10133 91.55556 45 284 97.00000 73.20000 24.5% 25.9 65s 40809 10530 cutoff 46 97.00000 74.09091 23.6% 25.7 76s 43394 10862 93.00000 37 285 97.00000 74.90909 22.8% 25.5 80s 45949 11124 90.50000 71 254 97.00000 75.50000 22.2% 25.3 85s 50004 11513 87.33333 36 283 97.00000 76.50000 21.1% 25.1 90s 54055 11814 93.73333 38 266 97.00000 77.47059 20.1% 25.0 95s 57826 12012 82.25000 36 299 97.00000 78.21778 19.4% 24.8 100s 61742 12185 86.00000 46 274 97.00000 79.00000 18.6% 24.7 105s *63963 11965 44 96.0000000 79.40000 17.3% 24.7 107s 63964 11966 87.23529 43 255 96.00000 79.41176 17.3% 24.7 111s 66750 11929 91.59179 41 247 96.00000 80.00000 16.7% 24.7 115s 70482 11827 90.63158 54 298 96.00000 80.62500 16.0% 24.7 120s 74123 11652 92.85327 47 248 96.00000 81.26316 15.4% 24.7 125s 77497 11461 92.87500 42 257 96.00000 81.89474 14.7% 24.6 130s 81108 11216 cutoff 47 96.00000 82.42857 14.1% 24.5 135s 84937 10878 94.23529 39 277 96.00000 83.00000 13.5% 24.5 140s 88830 10452 cutoff 40 96.00000 83.71429 12.8% 24.4 145s 92641 10006 infeasible 52 96.00000 84.33333 12.2% 24.3 150s 94528 9731 86.84211 50 285 96.00000 84.63636 11.8% 24.3 155s 97961 9196 94.17370 44 269 96.00000 85.20000 11.2% 24.2 160s 102081 8383 89.33333 46 276 96.00000 86.00000 10.4% 24.2 165s 105464 7705 90.00000 52 276 96.00000 86.66667 9.72% 24.0 170s 108817 6809 91.10028 44 273 96.00000 87.40000 8.96% 24.0 175s 112000 5810 92.01719 43 243 96.00000 88.18603 8.14% 23.9 180s 116563 3823 cutoff 47 96.00000 89.80000 6.46% 23.7 185s 120843 1173 94.49837 44 237 96.00000 92.50000 3.65% 23.5 190s Explored 122295 nodes (2850051 simplex iterations) in 190.77 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.600000000060e+01, best bound 9.600000000060e+01, gap 0.0%