Gurobi 5.0.1 (linux64) logging started Wed Dec 5 01:15:53 2012 Optimize a model with 1004002 rows, 1002001 columns and 6008000 nonzeros Presolve removed 0 rows and 1 columns (presolve time = 10s) ... Presolve removed 0 rows and 1 columns (presolve time = 10s) ... Presolve removed 0 rows and 1 columns (presolve time = 16s) ... Presolve removed 0 rows and 1 columns (presolve time = 23s) ... Presolve removed 0 rows and 1 columns (presolve time = 26s) ... Presolve removed 0 rows and 1 columns (presolve time = 30s) ... Presolve removed 0 rows and 1 columns (presolve time = 37s) ... Presolve removed 0 rows and 1 columns (presolve time = 41s) ... Presolve removed 0 rows and 1 columns (presolve time = 48s) ... Presolve removed 0 rows and 1 columns (presolve time = 52s) ... Presolve removed 0 rows and 1 columns (presolve time = 56s) ... Presolve removed 0 rows and 1 columns (presolve time = 63s) ... Presolve removed 0 rows and 1 columns (presolve time = 66s) ... Presolve removed 0 rows and 1 columns (presolve time = 70s) ... Presolve removed 1000 rows and 1 columns (presolve time = 75s) ... Presolve removed 1000 rows and 1 columns (presolve time = 84s) ... Presolve removed 1000 rows and 1 columns (presolve time = 89s) ... Presolve removed 1000 rows and 1 columns (presolve time = 92s) ... Presolve removed 1000 rows and 1 columns (presolve time = 96s) ... Presolve removed 1000 rows and 1 columns (presolve time = 103s) ... Presolve removed 1000 rows and 1 columns (presolve time = 107s) ... Presolve removed 1000 rows and 1 columns (presolve time = 110s) ... Presolve removed 1000 rows and 1 columns (presolve time = 118s) ... Presolve removed 1000 rows and 1 columns (presolve time = 121s) ... Presolve removed 1000 rows and 1 columns (presolve time = 128s) ... Presolve removed 1000 rows and 1 columns (presolve time = 132s) ... Presolve removed 1000 rows and 1 columns (presolve time = 136s) ... Presolve removed 1000 rows and 1 columns (presolve time = 143s) ... Presolve removed 1000 rows and 1 columns (presolve time = 147s) ... Presolve removed 1000 rows and 1 columns (presolve time = 152s) ... Presolve removed 1000 rows and 1 columns (presolve time = 155s) ... Presolve removed 1000 rows and 1 columns Presolve time: 160.09s Presolved: 1003002 rows, 1002000 columns, 6004000 nonzeros Variable types: 1000 continuous, 1001000 integer (1001000 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 5119 1.2296560e+06 2.503240e+03 0.000000e+00 8s 5782 1.2336340e+06 5.624715e+03 0.000000e+00 10s 6771 1.2383230e+06 1.598656e+03 0.000000e+00 15s 7775 1.2401380e+06 3.100352e+02 0.000000e+00 21s 8277 1.2407550e+06 9.961871e+01 0.000000e+00 26s 8779 1.2412460e+06 9.815326e+01 0.000000e+00 32s 9281 1.2421410e+06 5.364602e+01 0.000000e+00 43s 9783 1.2421660e+06 4.527425e+03 0.000000e+00 49s 10285 1.2421830e+06 5.278252e-01 0.000000e+00 55s 10410 1.2421830e+06 0.000000e+00 0.000000e+00 57s Root relaxation: objective 1.242183e+06, 10410 iterations, 57.24 seconds Total elapsed time = 248.51s Total elapsed time = 306.37s Total elapsed time = 335.12s Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1242183.00 0 20 - 1242183.00 - - 343s H 0 0 1474143.0000 1242183.00 15.7% - 410s H 0 0 1242183.0000 1242183.00 0.00% - 442s Explored 0 nodes (20603 simplex iterations) in 442.89 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.242183000000e+06, best bound 1.242183000000e+06, gap 0.0%