current theta: 0.567015343839 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 226 rows and 231 columns Presolve time: 0.00s Presolved: 281 rows, 297 columns, 813 nonzeros Variable types: 0 continuous, 297 integer (297 binary) Root relaxation: objective 0.000000e+00, 180 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 (297 simplex iterations) in 0.01 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 [8, 10, 19] edges [(18, 10), (14, 19), (15, 10), (11, 19), (12, 19), (3, 19), (10, 10), (9, 10), (1, 8), (19, 19), (4, 10), (20, 19), (16, 10), (0, 8), (2, 19), (5, 19), (8, 8), (6, 10), (7, 8), (13, 8), (21, 19), (17, 19)] current theta: 0.283507671919 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 394 rows and 416 columns Presolve time: 0.00s Presolved: 113 rows, 112 columns, 292 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 112 integer (112 binary) Root relaxation: cutoff, 127 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 (127 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: 0.425261507879 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 308 rows and 324 columns Presolve time: 0.00s Presolved: 199 rows, 204 columns, 556 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 204 integer (204 binary) Root relaxation: objective 0.000000e+00, 165 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 (165 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, 11, 13] edges [(4, 5), (13, 13), (3, 11), (0, 5), (10, 5), (14, 5), (21, 11), (9, 13), (6, 5), (15, 5), (20, 13), (17, 11), (18, 11), (8, 13), (2, 13), (11, 11), (5, 5), (12, 11), (1, 5), (19, 11), (16, 5), (7, 13)] current theta: 0.354384589899 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 358 rows and 379 columns Presolve time: 0.00s Presolved: 149 rows, 149 columns, 401 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 149 integer (149 binary) Root relaxation: cutoff, 135 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 (135 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: 0.389823048889 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 336 rows and 355 columns Presolve time: 0.00s Presolved: 171 rows, 173 columns, 469 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 173 integer (173 binary) Root relaxation: cutoff, 160 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 (160 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: 0.407542278384 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 324 rows and 342 columns Presolve time: 0.00s Presolved: 183 rows, 186 columns, 506 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 186 integer (186 binary) Root relaxation: objective 0.000000e+00, 155 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 (155 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)] current theta: 0.398682663636 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 324 rows and 342 columns Presolve time: 0.00s Presolved: 183 rows, 186 columns, 506 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 186 integer (186 binary) Root relaxation: cutoff, 19 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 (19 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)] current theta: 0.394252856263 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 332 rows and 350 columns Presolve time: 0.00s Presolved: 175 rows, 178 columns, 482 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 178 integer (178 binary) Root relaxation: cutoff, 173 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 (173 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: 0.39646775995 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 330 rows and 348 columns Presolve time: 0.00s Presolved: 177 rows, 180 columns, 488 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 180 integer (180 binary) Root relaxation: cutoff, 169 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 (169 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: 0.397575211793 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 326 rows and 344 columns Presolve time: 0.00s Presolved: 181 rows, 184 columns, 500 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 184 integer (184 binary) Root relaxation: cutoff, 19 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 (19 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)] current theta: 0.397021485871 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 326 rows and 344 columns Presolve time: 0.00s Presolved: 181 rows, 184 columns, 500 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 184 integer (184 binary) Root relaxation: cutoff, 19 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 (19 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)] current theta: 0.39674462291 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 328 rows and 346 columns Presolve time: 0.00s Presolved: 179 rows, 182 columns, 494 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 182 integer (182 binary) Root relaxation: cutoff, 180 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 (180 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: 0.396883054391 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 326 rows and 344 columns Presolve time: 0.00s Presolved: 181 rows, 184 columns, 500 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 184 integer (184 binary) Root relaxation: cutoff, 19 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 (19 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)] current theta: 0.396813838651 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:49 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 326 rows and 344 columns Presolve time: 0.00s Presolved: 181 rows, 184 columns, 500 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 184 integer (184 binary) Root relaxation: cutoff, 19 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 (19 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, 13, 19] edges [(18, 19), (8, 5), (4, 5), (13, 13), (0, 5), (11, 19), (12, 19), (3, 19), (14, 5), (9, 13), (6, 5), (15, 5), (20, 13), (19, 19), (2, 13), (5, 5), (10, 13), (1, 5), (16, 5), (7, 13), (21, 19), (17, 19)]