Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:48:56 2013 Optimize a model with 99198 rows, 98208 columns and 392238 nonzeros Presolve removed 99 rows and 0 columns Presolve time: 0.51s Presolved: 99099 rows, 98208 columns, 392139 nonzeros Variable types: 98109 continuous, 99 integer (99 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 9587 8.2531595e+04 1.154918e+04 0.000000e+00 5s 11011 8.3361710e+04 8.482043e+05 0.000000e+00 10s 12414 8.3601598e+04 0.000000e+00 0.000000e+00 15s Root relaxation: objective 8.360160e+04, 12414 iterations, 15.15 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 83601.5976 0 69 - 83601.5976 - - 16s H 0 0 161579.00000 83601.5976 48.3% - 28s H 0 0 140967.00000 83601.5976 40.7% - 89s 0 0 107567.285 0 25 140967.000 107567.285 23.7% - 121s H 0 0 140869.00000 107567.285 23.6% - 128s 0 0 120268.013 0 13 140869.000 120268.013 14.6% - 145s 0 0 128376.205 0 7 140869.000 128376.205 8.87% - 150s 0 0 129961.551 0 7 140869.000 129961.551 7.74% - 151s 0 2 129980.646 0 7 140869.000 129980.646 7.73% - 155s H 6 6 140503.39810 130340.405 7.23% 366 157s H 7 7 137509.94635 130340.405 5.21% 352 157s H 8 8 132435.75000 130340.405 1.58% 316 157s 13 15 131003.312 11 2 132435.750 130340.405 1.58% 385 160s H 26 19 131673.27273 130340.405 1.01% 246 162s 39 21 131344.477 37 1 131673.273 130340.405 1.01% 196 165s H 50 23 131606.36000 130349.415 0.96% 197 166s H 54 18 130831.68000 130349.415 0.37% 190 167s H 54 18 130790.00000 130349.415 0.34% 190 167s 83 33 130640.937 9 1 130790.000 130489.191 0.23% 159 170s * 106 36 12 130733.00000 130494.361 0.18% 148 172s 142 37 cutoff 17 130733.000 130541.778 0.15% 133 175s H 166 27 130724.00000 130584.483 0.11% 139 177s * 182 15 8 130656.00000 130611.848 0.03% 137 178s Cutting planes: Implied bound: 99 Explored 192 nodes (61601 simplex iterations) in 179.32 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.306560000000e+05, best bound 1.306469200000e+05, gap 0.0069%