Gurobi 5.0.1 (linux64) logging started Wed Apr 24 03:42:13 2013 Optimize a model with 64960 rows, 64160 columns and 256160 nonzeros Presolve removed 80 rows and 0 columns Presolve time: 0.30s Presolved: 64880 rows, 64160 columns, 256080 nonzeros Variable types: 64080 continuous, 80 integer (80 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 8149 7.1667559e+04 1.082762e+05 0.000000e+00 5s 10053 7.2324016e+04 0.000000e+00 0.000000e+00 9s Root relaxation: objective 7.232402e+04, 10053 iterations, 9.33 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 72324.0162 0 61 - 72324.0162 - - 10s H 0 0 129072.00000 72324.0162 44.0% - 17s 0 0 97783.7744 0 16 129072.000 97783.7744 24.2% - 30s H 0 0 117441.00000 97783.7744 16.7% - 31s H 0 0 116098.00000 97783.7744 15.8% - 31s 0 0 101947.259 0 6 116098.000 101947.259 12.2% - 34s H 0 0 115086.00000 101947.259 11.4% - 34s H 0 0 113337.00000 101947.259 10.0% - 35s 0 0 102501.619 0 5 113337.000 102501.619 9.56% - 35s H 0 0 107077.60435 102501.619 4.27% - 35s H 0 0 106633.00000 102501.619 3.87% - 36s H 0 0 102689.00000 102501.619 0.18% - 36s 0 0 102549.587 0 3 102689.000 102549.587 0.14% - 36s 0 0 102632.500 0 1 102689.000 102632.500 0.06% - 37s H 0 0 102654.00000 102632.500 0.02% - 37s 0 0 102632.500 0 42 102654.000 102632.500 0.02% - 43s 0 0 102632.500 0 8 102654.000 102632.500 0.02% - 51s 0 0 102632.500 0 3 102654.000 102632.500 0.02% - 52s 0 0 102632.500 0 1 102654.000 102632.500 0.02% - 53s 0 2 102634.103 0 1 102654.000 102634.103 0.02% - 54s * 1 1 1 102649.00000 102644.629 0.00% 167 54s Cutting planes: Gomory: 1 Implied bound: 49 Explored 2 nodes (34301 simplex iterations) in 54.72 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.026490000000e+05, best bound 1.026446285714e+05, gap 0.0043%