Gurobi 5.0.1 (linux64) logging started Wed Apr 24 10:14:49 2013 Optimize a model with 101200 rows, 100200 columns and 400200 nonzeros Presolve removed 100 rows and 0 columns Presolve time: 0.54s Presolved: 101100 rows, 100200 columns, 400100 nonzeros Variable types: 100100 continuous, 100 integer (100 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 9981 8.3362905e+04 4.772588e+05 0.000000e+00 5s 11592 8.4532695e+04 4.745338e+04 0.000000e+00 11s 12845 8.4848544e+04 1.455832e+02 0.000000e+00 15s 13278 8.4860491e+04 0.000000e+00 0.000000e+00 17s Root relaxation: objective 8.486049e+04, 13278 iterations, 16.51 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 84860.4913 0 74 - 84860.4913 - - 17s H 0 0 157421.00000 84860.4913 46.1% - 31s H 0 0 132749.00000 84860.4913 36.1% - 115s H 0 0 132215.00000 84860.4913 35.8% - 138s 0 0 106663.513 0 23 132215.000 106663.513 19.3% - 170s 0 0 116758.618 0 11 132215.000 116758.618 11.7% - 177s H 0 0 127296.00000 116758.618 8.28% - 177s 0 0 117888.529 0 7 127296.000 117888.529 7.39% - 180s H 0 0 126965.68857 117888.529 7.15% - 180s H 0 0 123408.00000 117888.529 4.47% - 180s 0 0 117890.144 0 6 123408.000 117890.144 4.47% - 181s H 0 0 123406.00000 117890.144 4.47% - 181s 0 2 117907.254 0 6 123406.000 117907.254 4.46% - 184s 1 3 118130.973 1 5 123406.000 118073.727 4.32% 866 185s H 2 2 120943.44231 118073.727 2.37% 433 185s H 4 4 120244.03769 118159.954 1.73% 618 186s H 9 6 118370.57609 118164.314 0.17% 453 188s * 13 7 11 118368.00000 118164.314 0.17% 370 189s Cutting planes: Gomory: 1 Implied bound: 96 Explored 22 nodes (37249 simplex iterations) in 189.63 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.183680000000e+05, best bound 1.183565735294e+05, gap 0.0097%