current theta: 0.638897419433 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 758 rows and 758 columns Presolve time: 0.02s Presolved: 1313 rows, 1357 columns, 3891 nonzeros Variable types: 0 continuous, 1357 integer (1357 binary) Root relaxation: objective 0.000000e+00, 275 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 0.0% - 0s Explored 0 nodes (275 simplex iterations) in 0.02 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 [27, 32, 36, 41, 44] edges [(29, 44), (36, 41), (12, 41), (17, 44), (18, 27), (24, 44), (4, 44), (34, 27), (37, 41), (30, 32), (2, 27), (31, 27), (44, 27), (21, 44), (26, 32), (41, 27), (9, 44), (39, 44), (15, 27), (6, 41), (28, 44), (43, 27), (40, 44), (16, 44), (25, 44), (1, 44), (22, 44), (5, 44), (38, 41), (10, 44), (14, 27), (7, 41), (27, 27), (33, 44), (42, 32), (19, 41), (32, 32), (20, 44), (3, 44), (8, 44), (0, 27), (23, 44), (35, 44), (11, 44), (13, 27)] current theta: 0.319448709717 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1532 rows and 1532 columns Presolve time: 0.01s Presolved: 539 rows, 583 columns, 1569 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 583 integer (583 binary) Root relaxation: objective 0.000000e+00, 321 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 0.0% - 0s Explored 0 nodes (485 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 [15, 26, 28, 39, 44] edges [(10, 26), (34, 44), (35, 28), (11, 28), (26, 26), (0, 44), (3, 28), (24, 15), (41, 15), (27, 44), (21, 15), (9, 15), (22, 28), (38, 15), (17, 28), (18, 44), (36, 28), (30, 26), (12, 28), (20, 26), (14, 28), (39, 44), (6, 15), (33, 28), (28, 28), (4, 28), (23, 26), (15, 15), (31, 28), (7, 28), (16, 44), (40, 26), (1, 44), (43, 44), (8, 15), (37, 15), (5, 15), (32, 39), (13, 28), (2, 44), (29, 28), (19, 26), (42, 26), (44, 44), (25, 39)] current theta: 0.159724354858 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1864 rows and 1864 columns Presolve time: 0.00s Presolved: 207 rows, 251 columns, 575 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 251 integer (251 binary) Root relaxation: cutoff, 218 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 (218 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.239586532288 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1722 rows and 1722 columns Presolve time: 0.00s Presolved: 349 rows, 393 columns, 999 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 393 integer (393 binary) Root relaxation: cutoff, 421 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 (421 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.279517621002 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1628 rows and 1628 columns Presolve time: 0.00s Presolved: 443 rows, 487 columns, 1281 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 487 integer (487 binary) Root relaxation: objective 0.000000e+00, 397 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 0.0% - 0s Explored 0 nodes (397 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 [5, 24, 26, 27, 28] edges [(10, 26), (35, 28), (11, 28), (26, 26), (15, 5), (3, 28), (34, 27), (39, 27), (44, 27), (22, 28), (17, 28), (23, 27), (36, 28), (30, 26), (8, 24), (12, 28), (20, 26), (21, 5), (14, 28), (2, 24), (33, 28), (13, 24), (24, 24), (28, 28), (4, 28), (1, 27), (5, 24), (43, 27), (31, 28), (7, 28), (40, 26), (38, 24), (16, 26), (18, 28), (27, 27), (41, 24), (32, 27), (9, 24), (37, 5), (6, 5), (0, 27), (25, 5), (29, 28), (19, 26), (42, 26)] current theta: 0.259552076645 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1676 rows and 1676 columns Presolve time: 0.00s Presolved: 395 rows, 439 columns, 1137 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 439 integer (439 binary) Root relaxation: cutoff, 451 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 (451 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.269534848823 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1648 rows and 1648 columns Presolve time: 0.00s Presolved: 423 rows, 467 columns, 1221 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 467 integer (467 binary) Root relaxation: cutoff, 421 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 (421 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.274526234913 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1638 rows and 1638 columns Presolve time: 0.00s Presolved: 433 rows, 477 columns, 1251 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 477 integer (477 binary) Root relaxation: cutoff, 451 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 (451 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.277021927957 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1634 rows and 1634 columns Presolve time: 0.00s Presolved: 437 rows, 481 columns, 1263 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 481 integer (481 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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, 24, 26, 27, 28] edges [(10, 26), (35, 28), (11, 28), (26, 26), (15, 5), (3, 28), (34, 27), (39, 27), (44, 27), (22, 28), (17, 28), (23, 27), (36, 28), (30, 26), (8, 24), (12, 28), (20, 26), (21, 5), (14, 28), (2, 24), (33, 28), (13, 24), (24, 24), (28, 28), (4, 28), (1, 27), (5, 24), (43, 27), (31, 28), (7, 28), (40, 26), (38, 24), (16, 26), (18, 28), (27, 27), (41, 24), (32, 27), (9, 24), (37, 5), (6, 5), (0, 27), (25, 5), (29, 28), (19, 26), (42, 26)] current theta: 0.275774081435 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1636 rows and 1636 columns Presolve time: 0.00s Presolved: 435 rows, 479 columns, 1257 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 479 integer (479 binary) Root relaxation: cutoff, 418 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 (418 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.276398004696 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1636 rows and 1636 columns Presolve time: 0.00s Presolved: 435 rows, 479 columns, 1257 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 479 integer (479 binary) Root relaxation: cutoff, 418 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 (418 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.276709966327 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1634 rows and 1634 columns Presolve time: 0.00s Presolved: 437 rows, 481 columns, 1263 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 481 integer (481 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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, 24, 26, 27, 28] edges [(10, 26), (35, 28), (11, 28), (26, 26), (15, 5), (3, 28), (34, 27), (39, 27), (44, 27), (22, 28), (17, 28), (23, 27), (36, 28), (30, 26), (8, 24), (12, 28), (20, 26), (21, 5), (14, 28), (2, 24), (33, 28), (13, 24), (24, 24), (28, 28), (4, 28), (1, 27), (5, 24), (43, 27), (31, 28), (7, 28), (40, 26), (38, 24), (16, 26), (18, 28), (27, 27), (41, 24), (32, 27), (9, 24), (37, 5), (6, 5), (0, 27), (25, 5), (29, 28), (19, 26), (42, 26)] current theta: 0.276553985512 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1634 rows and 1634 columns Presolve time: 0.00s Presolved: 437 rows, 481 columns, 1263 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 481 integer (481 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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, 24, 26, 27, 28] edges [(10, 26), (35, 28), (11, 28), (26, 26), (15, 5), (3, 28), (34, 27), (39, 27), (44, 27), (22, 28), (17, 28), (23, 27), (36, 28), (30, 26), (8, 24), (12, 28), (20, 26), (21, 5), (14, 28), (2, 24), (33, 28), (13, 24), (24, 24), (28, 28), (4, 28), (1, 27), (5, 24), (43, 27), (31, 28), (7, 28), (40, 26), (38, 24), (16, 26), (18, 28), (27, 27), (41, 24), (32, 27), (9, 24), (37, 5), (6, 5), (0, 27), (25, 5), (29, 28), (19, 26), (42, 26)] current theta: 0.276475995104 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:57:52 2012 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1634 rows and 1634 columns Presolve time: 0.00s Presolved: 437 rows, 481 columns, 1263 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 481 integer (481 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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, 24, 26, 27, 28] edges [(10, 26), (35, 28), (11, 28), (26, 26), (15, 5), (3, 28), (34, 27), (39, 27), (44, 27), (22, 28), (17, 28), (23, 27), (36, 28), (30, 26), (8, 24), (12, 28), (20, 26), (21, 5), (14, 28), (2, 24), (33, 28), (13, 24), (24, 24), (28, 28), (4, 28), (1, 27), (5, 24), (43, 27), (31, 28), (7, 28), (40, 26), (38, 24), (16, 26), (18, 28), (27, 27), (41, 24), (32, 27), (9, 24), (37, 5), (6, 5), (0, 27), (25, 5), (29, 28), (19, 26), (42, 26)]