Gurobi 5.0.1 (linux64) logging started Wed Apr 24 05:25:30 2013 Optimize a model with 968 rows, 77528 columns and 154968 nonzeros Presolve time: 0.13s Presolved: 968 rows, 77528 columns, 154968 nonzeros Variable types: 77440 continuous, 88 integer (88 binary) Root relaxation: objective 1.188058e+05, 3175 iterations, 0.10 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 118805.768 0 14 - 118805.768 - - 0s H 0 0 127174.00000 118805.768 6.58% - 0s H 0 0 120542.00000 118805.768 1.44% - 0s 0 0 119192.349 0 8 120542.000 119192.349 1.12% - 0s 0 0 119226.337 0 6 120542.000 119226.337 1.09% - 1s 0 0 119226.337 0 14 120542.000 119226.337 1.09% - 1s 0 0 119226.337 0 8 120542.000 119226.337 1.09% - 1s 0 0 119226.337 0 6 120542.000 119226.337 1.09% - 1s 0 0 119235.194 0 6 120542.000 119235.194 1.08% - 1s 0 0 119237.245 0 5 120542.000 119237.245 1.08% - 1s 0 0 119239.719 0 6 120542.000 119239.719 1.08% - 2s 0 0 119239.793 0 6 120542.000 119239.793 1.08% - 2s 0 0 119239.793 0 6 120542.000 119239.793 1.08% - 2s 0 0 119239.793 0 6 120542.000 119239.793 1.08% - 2s 0 2 119243.041 0 6 120542.000 119243.041 1.08% - 2s H 8 8 119885.66667 119315.453 0.48% 96.5 3s H 15 14 119835.00000 119315.453 0.43% 65.9 3s * 18 15 15 119677.00000 119315.453 0.30% 62.2 3s * 36 21 14 119668.00000 119357.063 0.26% 66.7 4s H 72 22 119646.30217 119382.200 0.22% 67.4 4s H 74 18 119560.29268 119382.200 0.15% 66.6 4s H 80 17 119504.40000 119382.200 0.10% 63.9 5s H 81 13 119458.00000 119382.200 0.06% 63.8 5s * 94 10 9 119446.00000 119392.179 0.05% 60.1 5s Cutting planes: Implied bound: 246 Flow cover: 14 Explored 103 nodes (12836 simplex iterations) in 5.33 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.194460000000e+05, best bound 1.194352020109e+05, gap 0.0090%