current theta: 0.636557598488 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 252 rows and 253 columns Presolve time: 0.01s Presolved: 619 rows, 646 columns, 1824 nonzeros Variable types: 0 continuous, 646 integer (646 binary) Root relaxation: objective 0.000000e+00, 189 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 (382 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 [18, 19, 28] edges [(21, 28), (0, 28), (1, 18), (13, 18), (11, 28), (22, 28), (2, 28), (24, 18), (25, 19), (7, 18), (26, 19), (19, 19), (16, 28), (10, 18), (27, 28), (14, 28), (12, 18), (23, 18), (18, 28), (4, 18), (9, 28), (5, 28), (6, 19), (28, 28), (3, 18), (8, 28), (15, 28), (20, 18), (17, 19)] current theta: 0.318278799244 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 624 rows and 643 columns Presolve time: 0.00s Presolved: 247 rows, 256 columns, 690 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 256 integer (256 binary) Root relaxation: cutoff, 254 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 (254 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: 0.477418198866 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 444 rows and 450 columns Presolve time: 0.00s Presolved: 427 rows, 449 columns, 1243 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 449 integer (449 binary) Root relaxation: objective 0.000000e+00, 209 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 (209 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 [1, 10, 28] edges [(21, 28), (28, 10), (24, 28), (6, 1), (20, 28), (19, 1), (11, 28), (26, 28), (7, 28), (2, 28), (17, 28), (12, 28), (27, 28), (1, 1), (16, 10), (22, 10), (14, 28), (3, 10), (18, 28), (23, 1), (9, 28), (5, 28), (0, 10), (13, 10), (8, 28), (4, 28), (15, 28), (10, 28), (25, 28)] current theta: 0.397848499055 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 542 rows and 554 columns Presolve time: 0.00s Presolved: 329 rows, 345 columns, 943 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 345 integer (345 binary) Root relaxation: cutoff, 305 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 (305 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.43763334896 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 498 rows and 507 columns Presolve time: 0.00s Presolved: 373 rows, 392 columns, 1078 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 392 integer (392 binary) Root relaxation: objective 0.000000e+00, 271 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 (271 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 [1, 15, 20] edges [(25, 15), (21, 15), (11, 15), (6, 1), (16, 20), (19, 1), (27, 20), (9, 15), (5, 15), (15, 20), (18, 20), (28, 15), (10, 20), (26, 15), (12, 15), (2, 15), (1, 1), (24, 15), (20, 15), (0, 15), (23, 1), (8, 15), (14, 15), (4, 15), (17, 15), (7, 20), (22, 20), (3, 20), (13, 1)] current theta: 0.417740924008 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 516 rows and 525 columns Presolve time: 0.00s Presolved: 355 rows, 374 columns, 1024 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 374 integer (374 binary) Root relaxation: objective 0.000000e+00, 267 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 (267 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 [13, 21, 25] edges [(24, 21), (13, 13), (20, 21), (8, 25), (25, 25), (26, 25), (3, 13), (1, 13), (6, 25), (7, 21), (0, 21), (11, 25), (5, 25), (22, 21), (2, 21), (17, 25), (14, 21), (15, 25), (16, 21), (12, 21), (27, 13), (23, 13), (10, 13), (4, 21), (21, 21), (9, 25), (18, 21), (19, 25), (28, 21)] current theta: 0.407794711531 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:26 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 524 rows and 534 columns Presolve time: 0.00s Presolved: 347 rows, 365 columns, 999 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 365 integer (365 binary) Root relaxation: objective 0.000000e+00, 289 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 0.01 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 [4, 13, 25] edges [(15, 4), (13, 13), (8, 25), (25, 25), (7, 4), (26, 25), (21, 4), (28, 4), (3, 13), (1, 13), (24, 4), (6, 25), (20, 4), (16, 4), (12, 4), (11, 25), (4, 4), (5, 25), (18, 4), (17, 25), (0, 4), (22, 4), (2, 4), (27, 13), (23, 13), (14, 4), (10, 13), (9, 25), (19, 25)] current theta: 0.402821605293 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 536 rows and 547 columns Presolve time: 0.00s Presolved: 335 rows, 352 columns, 962 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 352 integer (352 binary) Root relaxation: cutoff, 307 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 (307 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.405308158412 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 530 rows and 540 columns Presolve time: 0.00s Presolved: 341 rows, 359 columns, 981 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 359 integer (359 binary) Root relaxation: cutoff, 320 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 (320 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.406551434972 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 526 rows and 536 columns Presolve time: 0.00s Presolved: 345 rows, 363 columns, 993 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 363 integer (363 binary) Root relaxation: objective 0.000000e+00, 315 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 (315 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 [2, 13, 25] edges [(13, 13), (8, 25), (25, 25), (24, 2), (26, 25), (16, 2), (22, 2), (3, 13), (1, 13), (6, 25), (14, 2), (21, 2), (11, 25), (0, 2), (5, 25), (15, 2), (17, 25), (7, 2), (28, 2), (18, 2), (27, 13), (20, 2), (23, 13), (10, 13), (9, 25), (12, 2), (2, 2), (4, 2), (19, 25)] current theta: 0.405929796692 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 526 rows and 536 columns Presolve time: 0.00s Presolved: 345 rows, 363 columns, 993 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 363 integer (363 binary) Root relaxation: cutoff, 10 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 (10 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, 13, 25] edges [(13, 13), (8, 25), (25, 25), (24, 2), (26, 25), (16, 2), (22, 2), (3, 13), (1, 13), (6, 25), (14, 2), (21, 2), (11, 25), (0, 2), (5, 25), (15, 2), (17, 25), (7, 2), (28, 2), (18, 2), (27, 13), (20, 2), (23, 13), (10, 13), (9, 25), (12, 2), (2, 2), (4, 2), (19, 25)] current theta: 0.405618977552 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 528 rows and 538 columns Presolve time: 0.00s Presolved: 343 rows, 361 columns, 987 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 361 integer (361 binary) Root relaxation: cutoff, 10 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 (10 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, 13, 25] edges [(13, 13), (8, 25), (25, 25), (24, 2), (26, 25), (16, 2), (22, 2), (3, 13), (1, 13), (6, 25), (14, 2), (21, 2), (11, 25), (0, 2), (5, 25), (15, 2), (17, 25), (7, 2), (28, 2), (18, 2), (27, 13), (20, 2), (23, 13), (10, 13), (9, 25), (12, 2), (2, 2), (4, 2), (19, 25)] current theta: 0.405463567982 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 528 rows and 538 columns Presolve time: 0.00s Presolved: 343 rows, 361 columns, 987 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 361 integer (361 binary) Root relaxation: cutoff, 10 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 (10 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, 13, 25] edges [(13, 13), (8, 25), (25, 25), (24, 2), (26, 25), (16, 2), (22, 2), (3, 13), (1, 13), (6, 25), (14, 2), (21, 2), (11, 25), (0, 2), (5, 25), (15, 2), (17, 25), (7, 2), (28, 2), (18, 2), (27, 13), (20, 2), (23, 13), (10, 13), (9, 25), (12, 2), (2, 2), (4, 2), (19, 25)] current theta: 0.405385863197 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:27 2014 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 530 rows and 540 columns Presolve time: 0.00s Presolved: 341 rows, 359 columns, 981 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 359 integer (359 binary) Root relaxation: cutoff, 320 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 (320 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -