Gurobi 5.0.1 (linux64) logging started Wed Apr 24 07:20:19 2013 Optimize a model with 1034 rows, 88454 columns and 176814 nonzeros Presolve time: 0.15s Presolved: 1034 rows, 88454 columns, 176814 nonzeros Variable types: 88360 continuous, 94 integer (94 binary) Root relaxation: objective 1.338279e+05, 3639 iterations, 0.16 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 133827.924 0 5 - 133827.924 - - 0s H 0 0 139847.00000 133827.924 4.30% - 0s 0 0 133916.181 0 3 139847.000 133916.181 4.24% - 0s 0 0 133917.785 0 4 139847.000 133917.785 4.24% - 1s 0 0 133923.446 0 2 139847.000 133923.446 4.24% - 1s H 0 0 137561.74814 133923.446 2.64% - 1s H 0 0 137003.00000 133923.446 2.25% - 1s 0 0 133923.513 0 2 137003.000 133923.513 2.25% - 1s H 0 0 136967.00000 133923.513 2.22% - 1s 0 0 133923.550 0 3 136967.000 133923.550 2.22% - 1s 0 0 133924.404 0 3 136967.000 133924.404 2.22% - 1s 0 0 133924.404 0 3 136967.000 133924.404 2.22% - 1s 0 0 133924.676 0 3 136967.000 133924.676 2.22% - 2s 0 0 133924.676 0 3 136967.000 133924.676 2.22% - 2s 0 0 133924.887 0 2 136967.000 133924.887 2.22% - 2s 0 2 133931.168 0 2 136967.000 133931.168 2.22% - 2s H 1 1 135828.59944 133931.168 1.40% 0.0 3s H 10 10 135146.00000 134101.602 0.77% 123 3s H 21 15 135058.00000 134101.602 0.71% 74.3 4s H 22 12 134790.00000 134101.602 0.51% 73.0 4s * 23 13 21 134744.00000 134101.602 0.48% 70.8 4s H 29 12 134430.00000 134116.436 0.23% 65.0 4s * 34 5 9 134308.00000 134116.436 0.14% 64.7 4s Cutting planes: Implied bound: 87 Flow cover: 3 Explored 47 nodes (7150 simplex iterations) in 4.89 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.343080000000e+05, best bound 1.343050957290e+05, gap 0.0022%