Gurobi 5.0.1 (linux64) logging started Sat Nov 17 22:14:14 2012 Optimize a model with 244 rows, 518 columns and 518 nonzeros Model has 486 quadratic constraints Presolve time: 2.83s Presolved: 244 rows, 518 columns, 518 nonzeros Variable types: 486 continuous, 32 integer (32 binary) Root relaxation: objective 0.000000e+00, 16 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 121.0000000 - - - 2s 0 0 0.00000 0 30 121.00000 0.00000 100% - 2s 0 0 0.53846 0 32 121.00000 0.53846 100% - 2s 0 0 0.53846 0 32 121.00000 0.53846 100% - 2s 0 2 0.71795 0 32 121.00000 0.71795 99.4% - 2s H 47 47 107.0000000 10.05325 90.6% 54.2 2s H 197 162 100.0000000 18.00000 82.0% 53.2 3s 609 398 33.20192 14 454 100.00000 33.20192 66.8% 56.3 5s H 704 420 97.0000000 33.20192 65.8% 64.3 5s 2868 1285 53.96000 34 322 97.00000 47.33333 51.2% 38.8 10s 5919 2927 82.57895 39 291 97.00000 55.37500 42.9% 30.3 15s 8056 3995 cutoff 47 97.00000 58.56250 39.6% 27.7 20s 11780 5328 83.71429 45 287 97.00000 61.76923 36.3% 26.4 25s 15469 6578 92.88235 43 257 97.00000 64.00000 34.0% 25.4 30s 19237 7630 77.50000 38 281 97.00000 65.80000 32.2% 25.1 35s 23141 8660 74.78947 37 285 97.00000 67.33333 30.6% 24.6 40s 26583 9411 92.63636 49 268 97.00000 68.78571 29.1% 24.4 45s 29789 10063 94.29412 42 258 97.00000 70.00000 27.8% 24.3 50s 33708 10815 92.50000 45 262 97.00000 71.16667 26.6% 24.1 55s 37583 11467 91.83333 41 293 97.00000 72.28571 25.5% 24.0 60s 40807 11823 infeasible 41 97.00000 73.00000 24.7% 24.0 71s *42142 11866 43 96.0000000 73.47059 23.5% 24.0 72s 42319 11868 89.47368 52 283 96.00000 73.50000 23.4% 24.0 75s 46015 12112 85.60000 41 289 96.00000 74.50000 22.4% 24.1 80s 49744 12346 90.31579 46 286 96.00000 75.42857 21.4% 24.0 85s 53552 12490 85.00000 55 288 96.00000 76.40000 20.4% 24.1 90s 57126 12548 88.31579 39 304 96.00000 77.33333 19.4% 24.1 95s 60879 12523 85.10000 48 294 96.00000 78.18182 18.6% 24.1 100s 64550 12514 95.00000 45 252 96.00000 79.00000 17.7% 24.1 105s 68053 12399 94.47059 48 264 96.00000 79.60000 17.1% 24.3 110s 71517 12278 89.50000 42 250 96.00000 80.20000 16.5% 24.3 115s 74956 12060 cutoff 60 96.00000 81.00000 15.6% 24.4 120s 77235 11929 cutoff 45 96.00000 81.33333 15.3% 24.5 125s 80934 11700 cutoff 47 96.00000 82.00000 14.6% 24.5 130s 84089 11447 92.50000 41 265 96.00000 82.55556 14.0% 24.5 135s *86903 10837 45 95.0000000 83.07692 12.6% 24.5 139s 86931 10833 94.00000 39 292 95.00000 83.08333 12.5% 24.5 140s 90376 10315 90.55556 40 272 95.00000 83.93750 11.6% 24.6 145s 94096 9582 90.68421 39 282 95.00000 84.75000 10.8% 24.6 150s 97265 8830 93.17647 41 262 95.00000 85.50000 10.0% 24.6 155s 101162 7734 90.68421 40 254 95.00000 86.58333 8.86% 24.5 160s 105335 6195 cutoff 47 95.00000 88.00000 7.37% 24.4 165s 110059 3624 cutoff 41 95.00000 90.00000 5.26% 24.2 170s Explored 114305 nodes (2717307 simplex iterations) in 172.64 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.500000000061e+01, best bound 9.500000000061e+01, gap 0.0%