current theta: 0.571979792883 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 192 rows and 197 columns Presolve time: 0.00s Presolved: 271 rows, 286 columns, 784 nonzeros Variable types: 0 continuous, 286 integer (286 binary) Root relaxation: objective 0.000000e+00, 169 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (289 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [5, 10, 18] edges [(8, 5), (2, 18), (1, 18), (13, 18), (12, 10), (10, 10), (6, 5), (18, 18), (15, 5), (19, 10), (17, 18), (0, 18), (4, 18), (11, 18), (9, 5), (5, 5), (3, 18), (14, 10), (7, 10), (20, 18), (16, 18)] current theta: 0.285989896442 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 350 rows and 370 columns Presolve time: 0.00s Presolved: 113 rows, 113 columns, 299 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 113 integer (112 binary) Root relaxation: cutoff, 102 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (102 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.428984844662 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 272 rows and 288 columns Presolve time: 0.00s Presolved: 191 rows, 195 columns, 533 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 195 integer (195 binary) Root relaxation: objective 0.000000e+00, 144 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (144 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [2, 4, 10] edges [(11, 4), (3, 4), (12, 10), (17, 4), (20, 4), (8, 2), (16, 4), (10, 10), (6, 2), (13, 2), (4, 4), (19, 10), (15, 2), (5, 2), (18, 4), (0, 4), (2, 2), (9, 2), (14, 10), (1, 2), (7, 10)] current theta: 0.357487370552 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 312 rows and 332 columns Presolve time: 0.00s Presolved: 151 rows, 151 columns, 409 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 151 integer (151 binary) Root relaxation: objective 0.000000e+00, 128 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (128 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [9, 10, 18] edges [(9, 9), (13, 18), (12, 10), (8, 9), (10, 10), (15, 9), (18, 18), (19, 10), (6, 9), (17, 18), (0, 18), (5, 9), (4, 18), (11, 18), (3, 18), (14, 10), (1, 9), (2, 9), (7, 10), (20, 18), (16, 18)] current theta: 0.321738633497 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 334 rows and 354 columns Presolve time: 0.00s Presolved: 129 rows, 129 columns, 347 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 129 integer (128 binary) Root relaxation: cutoff, 97 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (97 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.339613002024 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 322 rows and 343 columns Presolve time: 0.00s Presolved: 141 rows, 140 columns, 378 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 140 integer (140 binary) Root relaxation: cutoff, 116 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (116 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.348550186288 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 316 rows and 336 columns Presolve time: 0.00s Presolved: 147 rows, 147 columns, 397 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 147 integer (147 binary) Root relaxation: cutoff, 111 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (111 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.35301877842 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 316 rows and 336 columns Presolve time: 0.00s Presolved: 147 rows, 147 columns, 397 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 147 integer (147 binary) Root relaxation: cutoff, 111 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (111 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.355253074486 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 314 rows and 334 columns Presolve time: 0.00s Presolved: 149 rows, 149 columns, 403 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 149 integer (149 binary) Root relaxation: objective 0.000000e+00, 117 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 0s Explored 0 nodes (117 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [7, 9, 18] edges [(20, 7), (10, 7), (9, 9), (12, 7), (14, 7), (13, 18), (8, 9), (15, 9), (18, 18), (6, 9), (17, 18), (19, 7), (0, 18), (5, 9), (4, 18), (7, 7), (11, 18), (3, 18), (1, 9), (2, 9), (16, 18)] current theta: 0.354135926453 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 316 rows and 336 columns Presolve time: 0.00s Presolved: 147 rows, 147 columns, 397 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 147 integer (147 binary) Root relaxation: cutoff, 111 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (111 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.35469450047 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 314 rows and 334 columns Presolve time: 0.00s Presolved: 149 rows, 149 columns, 403 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 149 integer (149 binary) Root relaxation: cutoff, 25 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (25 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [7, 9, 18] edges [(20, 7), (10, 7), (9, 9), (12, 7), (14, 7), (13, 18), (8, 9), (15, 9), (18, 18), (6, 9), (17, 18), (19, 7), (0, 18), (5, 9), (4, 18), (7, 7), (11, 18), (3, 18), (1, 9), (2, 9), (16, 18)] current theta: 0.354415213461 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 314 rows and 334 columns Presolve time: 0.00s Presolved: 149 rows, 149 columns, 403 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 149 integer (149 binary) Root relaxation: cutoff, 25 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (25 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [7, 9, 18] edges [(20, 7), (10, 7), (9, 9), (12, 7), (14, 7), (13, 18), (8, 9), (15, 9), (18, 18), (6, 9), (17, 18), (19, 7), (0, 18), (5, 9), (4, 18), (7, 7), (11, 18), (3, 18), (1, 9), (2, 9), (16, 18)] current theta: 0.354275569957 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 314 rows and 334 columns Presolve time: 0.00s Presolved: 149 rows, 149 columns, 403 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 149 integer (149 binary) Root relaxation: cutoff, 25 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 0.00000 -1.00000 - - 0s Explored 0 nodes (25 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [7, 9, 18] edges [(20, 7), (10, 7), (9, 9), (12, 7), (14, 7), (13, 18), (8, 9), (15, 9), (18, 18), (6, 9), (17, 18), (19, 7), (0, 18), (5, 9), (4, 18), (7, 7), (11, 18), (3, 18), (1, 9), (2, 9), (16, 18)] current theta: 0.354205748205 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 316 rows and 336 columns Presolve time: 0.00s Presolved: 147 rows, 147 columns, 397 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 147 integer (147 binary) Root relaxation: cutoff, 111 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (111 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -