current theta: 0.610002539751 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 604 rows and 604 columns Presolve time: 0.01s Presolved: 957 rows, 995 columns, 2829 nonzeros Variable types: 0 continuous, 995 integer (995 binary) Root relaxation: objective 0.000000e+00, 334 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 (569 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 [20, 23, 24, 34] edges [(13, 20), (28, 23), (35, 23), (29, 20), (32, 20), (14, 23), (3, 23), (33, 23), (7, 24), (38, 23), (19, 23), (11, 20), (36, 20), (6, 23), (15, 24), (16, 24), (4, 20), (25, 20), (2, 24), (21, 23), (27, 23), (8, 34), (0, 24), (22, 20), (34, 34), (5, 24), (10, 20), (1, 20), (26, 20), (24, 34), (18, 23), (37, 20), (17, 24), (20, 23), (9, 23), (30, 34), (23, 23), (31, 34), (12, 23)] current theta: 0.305001269876 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1212 rows and 1212 columns Presolve time: 0.00s Presolved: 349 rows, 387 columns, 1005 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 387 integer (387 binary) Root relaxation: cutoff, 360 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 (360 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: 0.457501904814 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 918 rows and 918 columns Presolve time: 0.01s Presolved: 643 rows, 681 columns, 1887 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 681 integer (681 binary) Root relaxation: objective 0.000000e+00, 307 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 (307 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 [20, 22, 23, 24] edges [(38, 22), (25, 22), (32, 20), (3, 23), (31, 24), (33, 23), (7, 24), (19, 23), (17, 22), (11, 20), (8, 23), (14, 20), (16, 24), (10, 22), (34, 24), (1, 22), (20, 20), (37, 22), (6, 20), (21, 23), (27, 23), (24, 24), (22, 20), (5, 22), (26, 23), (4, 22), (28, 20), (0, 23), (36, 23), (30, 24), (18, 23), (2, 22), (13, 22), (29, 22), (9, 23), (15, 22), (35, 20), (23, 23), (12, 23)] current theta: 0.381251587345 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1066 rows and 1066 columns Presolve time: 0.00s Presolved: 495 rows, 533 columns, 1443 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 533 integer (533 binary) Root relaxation: objective 0.000000e+00, 339 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 (339 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 [20, 23, 29, 30] edges [(13, 20), (32, 29), (3, 23), (33, 23), (16, 30), (19, 23), (17, 29), (8, 23), (14, 20), (9, 20), (24, 30), (38, 20), (25, 20), (5, 23), (20, 20), (6, 20), (21, 23), (7, 29), (27, 23), (34, 30), (22, 20), (26, 23), (15, 29), (28, 20), (4, 29), (0, 23), (36, 23), (1, 20), (18, 23), (37, 29), (29, 29), (31, 30), (10, 29), (35, 20), (11, 29), (23, 23), (30, 30), (12, 23), (2, 29)] current theta: 0.34312642861 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1146 rows and 1146 columns Presolve time: 0.00s Presolved: 415 rows, 453 columns, 1203 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 453 integer (453 binary) Root relaxation: objective 0.000000e+00, 298 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 (298 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 [20, 21, 29, 30] edges [(13, 20), (32, 29), (27, 21), (16, 30), (17, 29), (11, 20), (8, 30), (14, 20), (9, 20), (38, 29), (24, 30), (0, 21), (25, 20), (36, 21), (20, 20), (6, 20), (7, 29), (33, 21), (34, 30), (22, 20), (15, 29), (28, 20), (4, 29), (5, 21), (23, 21), (1, 20), (12, 21), (37, 29), (21, 21), (29, 29), (26, 21), (3, 21), (31, 30), (10, 29), (35, 20), (19, 21), (30, 30), (18, 21), (2, 29)] current theta: 0.324063849243 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1176 rows and 1176 columns Presolve time: 0.00s Presolved: 385 rows, 423 columns, 1113 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 423 integer (423 binary) Root relaxation: objective 0.000000e+00, 327 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 (327 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 [9, 23, 29, 30] edges [(9, 9), (38, 9), (32, 29), (6, 9), (3, 23), (33, 23), (16, 30), (19, 23), (17, 29), (8, 30), (24, 30), (5, 23), (25, 29), (21, 23), (7, 29), (27, 23), (34, 30), (1, 9), (26, 23), (15, 29), (22, 9), (13, 9), (4, 29), (0, 23), (35, 9), (11, 9), (36, 23), (14, 9), (18, 9), (37, 29), (29, 29), (31, 30), (28, 9), (10, 29), (23, 23), (20, 9), (30, 30), (12, 23), (2, 29)] current theta: 0.314532559559 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1194 rows and 1194 columns Presolve time: 0.00s Presolved: 367 rows, 405 columns, 1059 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 405 integer (405 binary) Root relaxation: cutoff, 364 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 (364 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: 0.319298204401 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1184 rows and 1184 columns Presolve time: 0.00s Presolved: 377 rows, 415 columns, 1089 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 415 integer (415 binary) Root relaxation: cutoff, 335 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 (335 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: 0.321681026822 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1182 rows and 1182 columns Presolve time: 0.00s Presolved: 379 rows, 417 columns, 1095 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 417 integer (417 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 [9, 23, 29, 30] edges [(9, 9), (38, 9), (32, 29), (6, 9), (3, 23), (33, 23), (16, 30), (19, 23), (17, 29), (8, 30), (24, 30), (5, 23), (25, 29), (21, 23), (7, 29), (27, 23), (34, 30), (1, 9), (26, 23), (15, 29), (22, 9), (13, 9), (4, 29), (0, 23), (35, 9), (11, 9), (36, 23), (14, 9), (18, 9), (37, 29), (29, 29), (31, 30), (28, 9), (10, 29), (23, 23), (20, 9), (30, 30), (12, 23), (2, 29)] current theta: 0.320489615612 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1184 rows and 1184 columns Presolve time: 0.00s Presolved: 377 rows, 415 columns, 1089 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 415 integer (415 binary) Root relaxation: cutoff, 335 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 (335 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: 0.321085321217 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1182 rows and 1182 columns Presolve time: 0.00s Presolved: 379 rows, 417 columns, 1095 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 417 integer (417 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 [9, 23, 29, 30] edges [(9, 9), (38, 9), (32, 29), (6, 9), (3, 23), (33, 23), (16, 30), (19, 23), (17, 29), (8, 30), (24, 30), (5, 23), (25, 29), (21, 23), (7, 29), (27, 23), (34, 30), (1, 9), (26, 23), (15, 29), (22, 9), (13, 9), (4, 29), (0, 23), (35, 9), (11, 9), (36, 23), (14, 9), (18, 9), (37, 29), (29, 29), (31, 30), (28, 9), (10, 29), (23, 23), (20, 9), (30, 30), (12, 23), (2, 29)] current theta: 0.320787468414 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1184 rows and 1184 columns Presolve time: 0.00s Presolved: 377 rows, 415 columns, 1089 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 415 integer (415 binary) Root relaxation: cutoff, 335 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 (335 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: 0.320936394816 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1184 rows and 1184 columns Presolve time: 0.00s Presolved: 377 rows, 415 columns, 1089 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 415 integer (415 binary) Root relaxation: cutoff, 335 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 (335 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: 0.321010858016 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:54:19 2012 Optimize a model with 1561 rows, 1599 columns and 4641 nonzeros Presolve removed 1182 rows and 1182 columns Presolve time: 0.00s Presolved: 379 rows, 417 columns, 1095 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 417 integer (417 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 [9, 23, 29, 30] edges [(9, 9), (38, 9), (32, 29), (6, 9), (3, 23), (33, 23), (16, 30), (19, 23), (17, 29), (8, 30), (24, 30), (5, 23), (25, 29), (21, 23), (7, 29), (27, 23), (34, 30), (1, 9), (26, 23), (15, 29), (22, 9), (13, 9), (4, 29), (0, 23), (35, 9), (11, 9), (36, 23), (14, 9), (18, 9), (37, 29), (29, 29), (31, 30), (28, 9), (10, 29), (23, 23), (20, 9), (30, 30), (12, 23), (2, 29)]