Gurobi 5.0.1 (linux64) logging started Wed Apr 24 03:58:05 2013 Optimize a model with 66582 rows, 65772 columns and 262602 nonzeros Presolve removed 81 rows and 0 columns Presolve time: 0.31s Presolved: 66501 rows, 65772 columns, 262521 nonzeros Variable types: 65691 continuous, 81 integer (81 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 8207 7.2750582e+04 9.915252e+04 0.000000e+00 5s 9408 7.3022773e+04 0.000000e+00 0.000000e+00 8s Root relaxation: objective 7.302277e+04, 9408 iterations, 7.81 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 73022.7726 0 65 - 73022.7726 - - 8s H 0 0 122251.00000 73022.7726 40.3% - 11s 0 0 94156.2772 0 19 122251.000 94156.2772 23.0% - 23s H 0 0 109920.00000 94156.2772 14.3% - 24s 0 0 97403.6394 0 3 109920.000 97403.6394 11.4% - 28s H 0 0 103495.88731 97403.6394 5.89% - 28s H 0 0 102454.00000 97403.6394 4.93% - 28s 0 0 97786.0546 0 3 102454.000 97786.0546 4.56% - 29s H 0 0 101891.46387 97786.0546 4.03% - 29s H 0 0 100739.00000 97786.0546 2.93% - 29s H 0 0 100266.29487 97786.0546 2.47% - 30s 0 2 97786.9771 0 3 100266.295 97786.9771 2.47% - 32s H 2 2 99126.160504 97817.3081 1.32% 106 32s H 6 5 98006.454545 97850.0363 0.16% 112 33s H 15 4 97971.000000 97850.0363 0.12% 84.9 34s * 20 6 19 97954.000000 97850.0363 0.11% 91.5 34s 25 4 97937.7857 9 1 97954.0000 97868.4093 0.09% 96.7 35s H 30 0 97891.911917 97868.4093 0.02% 83.3 35s * 32 0 9 97887.000000 97887.0000 0.0% 84.1 35s Cutting planes: Gomory: 1 Implied bound: 81 Explored 33 nodes (22445 simplex iterations) in 35.46 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.788700000000e+04, best bound 9.788700000000e+04, gap 0.0%