Gurobi 5.0.1 (linux64) logging started Wed Apr 24 09:31:20 2013 Optimize a model with 99198 rows, 98208 columns and 392238 nonzeros Presolve removed 99 rows and 0 columns Presolve time: 0.50s Presolved: 99099 rows, 98208 columns, 392139 nonzeros Variable types: 98109 continuous, 99 integer (99 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 8319 8.2786718e+04 3.132658e+05 0.000000e+00 5s 9921 8.4921756e+04 1.105182e+05 0.000000e+00 10s 11345 8.5926312e+04 1.898375e+05 0.000000e+00 15s 12769 8.6447030e+04 1.911290e+04 0.000000e+00 21s 13659 8.6527720e+04 0.000000e+00 0.000000e+00 24s Root relaxation: objective 8.652772e+04, 13659 iterations, 23.84 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 86527.7204 0 77 - 86527.7204 - - 24s H 0 0 160235.00000 86527.7204 46.0% - 35s 0 0 115254.548 0 31 160235.000 115254.548 28.1% - 71s H 0 0 146771.00000 115254.548 21.5% - 83s 0 0 123551.588 0 7 146771.000 123551.588 15.8% - 95s H 0 0 145625.22386 123551.588 15.2% - 95s H 0 0 142534.00000 123551.588 13.3% - 95s 0 0 124295.657 0 6 142534.000 124295.657 12.8% - 97s H 0 0 138047.00000 124295.657 10.0% - 97s 0 0 124496.438 0 5 138047.000 124496.438 9.82% - 98s H 0 0 131890.45656 124496.438 5.61% - 98s H 0 0 130570.00000 124496.438 4.65% - 99s H 0 0 125209.00000 124496.438 0.57% - 99s 0 2 124499.669 0 5 125209.000 124499.669 0.57% - 105s * 9 5 7 124824.00000 124646.545 0.14% 466 109s 12 2 cutoff 2 124824.000 124672.651 0.12% 381 110s Cutting planes: Gomory: 1 Implied bound: 99 Explored 18 nodes (38564 simplex iterations) in 110.82 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.248240000000e+05, best bound 1.248240000000e+05, gap 0.0%