Optimize a model with 150 rows, 11175 columns and 22350 nonzeros Presolve time: 0.03s Presolved: 150 rows, 11175 columns, 22350 nonzeros Variable types: 0 continuous, 11175 integer (11175 binary) Root relaxation: objective 2.484200e+04, 214 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 24842.0000 0 26 - 24842.0000 - - 0s 0 0 24907.0000 0 14 - 24907.0000 - - 0s 0 0 24927.7500 0 11 - 24927.7500 - - 0s 0 0 24954.0000 0 8 - 24954.0000 - - 0s 0 0 24967.5000 0 13 - 24967.5000 - - 0s 0 0 24974.5000 0 14 - 24974.5000 - - 0s 0 0 24977.5000 0 6 - 24977.5000 - - 0s 0 0 24983.5000 0 23 - 24983.5000 - - 0s 0 0 24994.2500 0 25 - 24994.2500 - - 0s 0 0 24996.5000 0 14 - 24996.5000 - - 0s 0 0 25001.0000 0 23 - 25001.0000 - - 0s 0 0 25006.5000 0 14 - 25006.5000 - - 0s 0 0 25009.5455 0 24 - 25009.5455 - - 0s 0 0 25014.2500 0 12 - 25014.2500 - - 0s 0 0 25017.8750 0 21 - 25017.8750 - - 0s 0 0 25019.8167 0 48 - 25019.8167 - - 0s 0 0 25029.0000 0 16 - 25029.0000 - - 0s 0 0 25029.5000 0 22 - 25029.5000 - - 0s 0 0 25029.5000 0 22 - 25029.5000 - - 0s 0 2 25032.0000 0 22 - 25032.0000 - - 0s * 259 250 199 28810.000000 25388.5000 11.9% 5.9 2s 607 558 26410.1667 19 74 28810.0000 26333.2500 8.60% 5.2 5s 621 569 26390.1833 12 77 28810.0000 26390.1833 8.40% 6.0 10s * 896 722 149 27963.000000 26390.1833 5.62% 7.2 12s * 914 687 162 27955.000000 26390.1833 5.60% 7.1 12s 1009 740 27401.5000 101 114 27955.0000 26412.8800 5.52% 7.5 15s 1018 746 27381.0000 112 161 27955.0000 26436.2897 5.43% 7.5 20s 1024 750 26752.8333 35 175 27955.0000 26441.8889 5.41% 7.4 25s H 1031 715 26916.000000 26444.9024 1.75% 8.2 30s * 1053 694 33 26603.000000 26467.3228 0.51% 8.9 30s H 1078 647 26524.000000 26472.3901 0.19% 9.2 31s Cutting planes: Gomory: 12 Zero half: 30 Explored 1133 nodes (10888 simplex iterations) in 31.26 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.652400000000e+04, best bound 2.652400000000e+04, gap 0.0% Gurobi 5.0.1 (linux64) logging started Sun Nov 25 02:45:37 2012