Gurobi 5.0.1 (linux64) logging started Thu Jan 24 19:52:55 2013 Optimize a model with 5 rows, 500 columns and 2500 nonzeros Presolve time: 0.01s Presolved: 5 rows, 500 columns, 2500 nonzeros Variable types: 0 continuous, 500 integer (500 binary) Found heuristic solution: objective 200068.00000 Root relaxation: objective 2.170599e+05, 23 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 217059.904 0 5 200068.000 217059.904 8.49% - 0s H 0 0 216429.00000 217059.904 0.29% - 0s 0 0 217059.022 0 7 216429.000 217059.022 0.29% - 0s H 0 0 216871.00000 217059.022 0.09% - 0s 0 0 217059.022 0 5 216871.000 217059.022 0.09% - 0s 0 0 217059.022 0 7 216871.000 217059.022 0.09% - 0s 0 2 217058.651 0 7 216871.000 217058.651 0.09% - 0s H 605 515 216876.00000 217055.700 0.08% 1.8 0s H 882 563 216931.00000 217055.700 0.06% 2.4 0s H 1211 664 216976.00000 217055.539 0.04% 2.7 0s 83812 45048 217030.533 70 5 216976.000 217036.916 0.03% 2.3 5s 182606 93866 217003.035 82 5 216976.000 217030.148 0.02% 2.3 10s 283571 151750 216997.378 80 5 216976.000 217026.459 0.02% 2.3 15s 383878 204176 217002.637 65 5 216976.000 217023.989 0.02% 2.3 20s 486544 253835 217008.908 81 5 216976.000 217021.985 0.02% 2.3 25s 589025 300988 217004.702 85 5 216976.000 217020.363 0.02% 2.3 30s 691822 345449 216979.250 72 5 216976.000 217018.931 0.02% 2.3 35s 794518 386536 cutoff 75 216976.000 217017.694 0.02% 2.3 40s 899040 426213 217007.898 65 5 216976.000 217016.574 0.02% 2.3 45s 1002534 463612 216997.456 64 5 216976.000 217015.540 0.02% 2.3 50s 1106658 498385 cutoff 76 216976.000 217014.581 0.02% 2.3 55s 1210451 530709 217013.020 72 5 216976.000 217013.729 0.02% 2.3 60s 1315014 561966 216998.069 72 5 216976.000 217012.917 0.02% 2.3 65s 1419075 590578 216994.217 84 4 216976.000 217012.145 0.02% 2.3 70s 1524013 617654 cutoff 69 216976.000 217011.410 0.02% 2.3 75s 1629566 644131 216997.815 72 5 216976.000 217010.704 0.02% 2.3 80s 1734268 667925 216988.440 81 5 216976.000 217010.021 0.02% 2.4 85s 1840082 690851 216989.086 69 5 216976.000 217009.365 0.02% 2.4 90s 1946912 712838 216994.177 72 5 216976.000 217008.726 0.02% 2.4 95s 2053598 733126 216989.370 92 5 216976.000 217008.117 0.01% 2.4 100s 2159208 750667 216982.172 79 5 216976.000 217007.542 0.01% 2.4 105s 2266813 766978 216995.131 99 5 216976.000 217006.953 0.01% 2.4 110s 2373293 780744 cutoff 83 216976.000 217006.399 0.01% 2.4 115s 2479717 793764 216997.041 68 5 216976.000 217005.850 0.01% 2.4 120s 2586421 805008 217003.615 84 5 216976.000 217005.323 0.01% 2.4 125s 2694523 815384 216996.030 74 5 216976.000 217004.784 0.01% 2.4 130s 2801714 823725 216995.298 73 5 216976.000 217004.269 0.01% 2.4 135s 2908572 830304 cutoff 73 216976.000 217003.764 0.01% 2.4 140s 3016147 835831 216979.642 71 5 216976.000 217003.255 0.01% 2.4 145s 3124533 839670 cutoff 77 216976.000 217002.768 0.01% 2.4 150s 3232712 841646 216985.019 85 5 216976.000 217002.277 0.01% 2.4 155s 3341332 842793 216997.598 65 5 216976.000 217001.795 0.01% 2.4 160s 3449771 842471 216990.361 75 5 216976.000 217001.312 0.01% 2.4 165s 3558536 839932 216985.763 68 5 216976.000 217000.816 0.01% 2.4 170s 3667110 836979 216982.025 72 5 216976.000 217000.340 0.01% 2.4 175s 3775353 831710 cutoff 75 216976.000 216999.862 0.01% 2.4 180s 3883487 824251 cutoff 79 216976.000 216999.375 0.01% 2.4 185s 3992292 816115 216992.606 67 5 216976.000 216998.895 0.01% 2.4 190s 4100536 806236 216982.032 80 5 216976.000 216998.410 0.01% 2.4 195s 4207291 794716 216995.260 70 5 216976.000 216997.931 0.01% 2.4 200s Cutting planes: Gomory: 5 Cover: 1 MIR: 5 Explored 4259476 nodes (10138365 simplex iterations) in 202.43 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.169760000000e+05, best bound 2.169970000000e+05, gap 0.0097%