Gurobi 5.0.1 (linux64) logging started Mon Dec 10 02:39:58 2012 Optimize a model with 5970 rows, 5940 columns and 22642 nonzeros Presolve removed 647 rows and 113 columns Presolve time: 0.03s Presolved: 5323 rows, 5827 columns, 21224 nonzeros Variable types: 5487 continuous, 340 integer (340 binary) Root relaxation: objective 1.189457e+05, 578 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 118945.702 0 27 - 118945.702 - - 0s H 0 0 122193.00000 118945.702 2.66% - 0s H 0 0 120339.00000 118945.702 1.16% - 0s 0 0 118984.326 0 47 120339.000 118984.326 1.13% - 0s 0 0 118994.375 0 50 120339.000 118994.375 1.12% - 0s 0 0 118995.252 0 56 120339.000 118995.252 1.12% - 0s 0 0 118995.447 0 59 120339.000 118995.447 1.12% - 0s H 0 0 120329.00000 118995.447 1.11% - 0s 0 2 118996.220 0 59 120329.000 118996.220 1.11% - 0s H 54 54 119831.00000 119050.948 0.65% 7.5 0s H 181 128 119740.00000 119089.189 0.54% 5.7 0s H 235 141 119664.00000 119090.274 0.48% 5.6 0s H 284 138 119570.00000 119090.274 0.40% 5.6 0s H 289 135 119557.00000 119090.274 0.39% 5.6 0s * 293 131 40 119552.00000 119090.274 0.39% 5.5 0s H 343 124 119454.00000 119103.054 0.29% 5.4 1s H 797 251 119450.00000 119203.095 0.21% 6.4 2s * 807 236 57 119445.00000 119203.095 0.20% 6.4 2s * 1746 415 49 119429.00000 119276.708 0.13% 5.5 3s H 2134 457 119411.00000 119295.826 0.10% 5.3 3s 3534 513 119410.306 37 26 119411.000 119338.870 0.06% 4.8 5s * 4167 377 46 119406.00000 119358.387 0.04% 4.7 5s Cutting planes: Gomory: 4 Flow cover: 14 Explored 4777 nodes (22387 simplex iterations) in 6.42 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.194060000000e+05, best bound 1.193942163174e+05, gap 0.0099%