current theta: 0.645821898506 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 728 rows and 728 columns Presolve time: 0.03s Presolved: 1823 rows, 1872 columns, 5416 nonzeros Variable types: 0 continuous, 1872 integer (1872 binary) Root relaxation: objective 0.000000e+00, 437 iterations, 0.01 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 (892 simplex iterations) in 0.04 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, 22, 29, 41, 48] edges [(33, 41), (21, 48), (29, 48), (20, 4), (32, 29), (8, 29), (25, 48), (24, 29), (6, 48), (11, 48), (4, 48), (17, 48), (39, 29), (38, 48), (26, 4), (30, 29), (44, 48), (31, 29), (46, 29), (49, 41), (1, 48), (47, 29), (36, 22), (22, 48), (40, 48), (15, 48), (14, 29), (28, 48), (9, 4), (45, 29), (7, 48), (37, 29), (13, 29), (12, 48), (5, 48), (19, 4), (10, 48), (18, 48), (3, 48), (42, 29), (16, 48), (34, 29), (0, 4), (41, 22), (35, 29), (48, 29), (43, 48), (2, 48), (27, 4), (23, 48)] current theta: 0.322910949253 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1828 rows and 1828 columns Presolve time: 0.01s Presolved: 723 rows, 772 columns, 2116 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 772 integer (772 binary) Root relaxation: objective 0.000000e+00, 631 iterations, 0.01 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 (1038 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 [2, 7, 30, 31, 33] edges [(22, 7), (37, 33), (29, 2), (41, 7), (25, 31), (30, 31), (43, 31), (33, 33), (16, 30), (7, 7), (11, 31), (8, 30), (14, 31), (49, 7), (3, 31), (24, 30), (35, 30), (19, 31), (32, 31), (36, 2), (15, 7), (34, 30), (0, 31), (1, 2), (5, 31), (42, 31), (45, 2), (13, 30), (6, 7), (21, 33), (44, 2), (39, 31), (27, 33), (26, 31), (48, 7), (31, 31), (12, 2), (40, 2), (10, 7), (47, 31), (23, 31), (38, 33), (28, 31), (4, 31), (17, 2), (2, 2), (20, 31), (18, 7), (46, 2), (9, 31)] current theta: 0.161455474627 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 2284 rows and 2285 columns Presolve time: 0.00s Presolved: 267 rows, 315 columns, 751 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 315 integer (314 binary) Root relaxation: cutoff, 278 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 (278 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: 0.24218321194 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 2082 rows and 2082 columns Presolve time: 0.00s Presolved: 469 rows, 518 columns, 1354 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 518 integer (518 binary) Root relaxation: cutoff, 481 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 (481 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: 0.282547080597 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1962 rows and 1962 columns Presolve time: 0.01s Presolved: 589 rows, 638 columns, 1714 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 638 integer (638 binary) Root relaxation: objective 0.000000e+00, 504 iterations, 0.01 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 (504 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 [7, 17, 24, 31, 33] edges [(22, 7), (37, 33), (41, 7), (25, 31), (30, 31), (33, 33), (44, 17), (7, 7), (11, 31), (12, 17), (40, 17), (49, 7), (16, 31), (45, 17), (19, 31), (32, 24), (8, 24), (43, 24), (15, 7), (13, 31), (24, 24), (0, 31), (35, 24), (29, 24), (5, 31), (48, 17), (42, 31), (18, 17), (3, 24), (21, 33), (34, 31), (39, 31), (27, 33), (6, 33), (26, 31), (2, 17), (31, 31), (46, 17), (10, 7), (47, 31), (17, 17), (23, 31), (38, 33), (28, 31), (14, 33), (4, 31), (36, 17), (1, 17), (20, 31), (9, 31)] current theta: 0.262365146268 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 2020 rows and 2020 columns Presolve time: 0.01s Presolved: 531 rows, 580 columns, 1540 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 580 integer (580 binary) Root relaxation: cutoff, 540 iterations, 0.01 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 (540 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: 0.272456113432 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1988 rows and 1988 columns Presolve time: 0.01s Presolved: 563 rows, 612 columns, 1636 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 612 integer (612 binary) Root relaxation: cutoff, 569 iterations, 0.01 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 (569 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: 0.277501597014 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1980 rows and 1980 columns Presolve time: 0.01s Presolved: 571 rows, 620 columns, 1660 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 620 integer (620 binary) Root relaxation: objective 0.000000e+00, 514 iterations, 0.01 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 (514 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 [3, 7, 17, 31, 33] edges [(43, 3), (22, 7), (37, 33), (41, 7), (25, 31), (30, 31), (33, 33), (44, 17), (7, 7), (11, 31), (12, 17), (40, 17), (49, 7), (16, 31), (45, 17), (19, 31), (15, 7), (24, 3), (13, 31), (0, 31), (38, 7), (5, 31), (48, 17), (42, 31), (18, 17), (21, 33), (34, 31), (39, 31), (27, 33), (32, 3), (6, 33), (26, 31), (2, 17), (31, 31), (46, 17), (10, 7), (47, 31), (35, 3), (17, 17), (23, 31), (3, 3), (28, 31), (14, 33), (4, 31), (29, 3), (36, 17), (1, 17), (20, 31), (8, 3), (9, 31)] current theta: 0.274978855223 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1986 rows and 1986 columns Presolve time: 0.01s Presolved: 565 rows, 614 columns, 1642 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 614 integer (614 binary) Root relaxation: cutoff, 491 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 (491 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: 0.276240226119 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1982 rows and 1982 columns Presolve time: 0.01s Presolved: 569 rows, 618 columns, 1654 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 618 integer (618 binary) Root relaxation: cutoff, 526 iterations, 0.01 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 (526 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: 0.276870911567 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1980 rows and 1980 columns Presolve time: 0.01s Presolved: 571 rows, 620 columns, 1660 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 620 integer (620 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [3, 7, 17, 31, 33] edges [(43, 3), (22, 7), (37, 33), (41, 7), (25, 31), (30, 31), (33, 33), (44, 17), (7, 7), (11, 31), (12, 17), (40, 17), (49, 7), (16, 31), (45, 17), (19, 31), (15, 7), (24, 3), (13, 31), (0, 31), (38, 7), (5, 31), (48, 17), (42, 31), (18, 17), (21, 33), (34, 31), (39, 31), (27, 33), (32, 3), (6, 33), (26, 31), (2, 17), (31, 31), (46, 17), (10, 7), (47, 31), (35, 3), (17, 17), (23, 31), (3, 3), (28, 31), (14, 33), (4, 31), (29, 3), (36, 17), (1, 17), (20, 31), (8, 3), (9, 31)] current theta: 0.276555568843 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1980 rows and 1980 columns Presolve time: 0.01s Presolved: 571 rows, 620 columns, 1660 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 620 integer (620 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [3, 7, 17, 31, 33] edges [(43, 3), (22, 7), (37, 33), (41, 7), (25, 31), (30, 31), (33, 33), (44, 17), (7, 7), (11, 31), (12, 17), (40, 17), (49, 7), (16, 31), (45, 17), (19, 31), (15, 7), (24, 3), (13, 31), (0, 31), (38, 7), (5, 31), (48, 17), (42, 31), (18, 17), (21, 33), (34, 31), (39, 31), (27, 33), (32, 3), (6, 33), (26, 31), (2, 17), (31, 31), (46, 17), (10, 7), (47, 31), (35, 3), (17, 17), (23, 31), (3, 3), (28, 31), (14, 33), (4, 31), (29, 3), (36, 17), (1, 17), (20, 31), (8, 3), (9, 31)] current theta: 0.276397897481 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1982 rows and 1982 columns Presolve time: 0.01s Presolved: 569 rows, 618 columns, 1654 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 618 integer (618 binary) Root relaxation: cutoff, 526 iterations, 0.01 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 (526 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: 0.276476733162 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 23:03:15 2012 Optimize a model with 2551 rows, 2600 columns and 7600 nonzeros Presolve removed 1980 rows and 1980 columns Presolve time: 0.01s Presolved: 571 rows, 620 columns, 1660 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 620 integer (620 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [3, 7, 17, 31, 33] edges [(43, 3), (22, 7), (37, 33), (41, 7), (25, 31), (30, 31), (33, 33), (44, 17), (7, 7), (11, 31), (12, 17), (40, 17), (49, 7), (16, 31), (45, 17), (19, 31), (15, 7), (24, 3), (13, 31), (0, 31), (38, 7), (5, 31), (48, 17), (42, 31), (18, 17), (21, 33), (34, 31), (39, 31), (27, 33), (32, 3), (6, 33), (26, 31), (2, 17), (31, 31), (46, 17), (10, 7), (47, 31), (35, 3), (17, 17), (23, 31), (3, 3), (28, 31), (14, 33), (4, 31), (29, 3), (36, 17), (1, 17), (20, 31), (8, 3), (9, 31)]