current theta: 0.598544098989 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 854 rows and 854 columns Presolve time: 0.02s Presolved: 1217 rows, 1261 columns, 3603 nonzeros Variable types: 0 continuous, 1261 integer (1261 binary) Root relaxation: objective 0.000000e+00, 325 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 (546 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 [25, 26, 31, 32, 44] edges [(18, 32), (26, 26), (0, 44), (39, 32), (16, 32), (4, 44), (37, 32), (36, 26), (12, 26), (20, 25), (40, 31), (33, 32), (28, 26), (11, 25), (29, 25), (19, 31), (24, 32), (30, 26), (27, 25), (3, 25), (21, 25), (7, 26), (22, 26), (10, 25), (41, 26), (17, 26), (42, 31), (6, 32), (15, 26), (5, 44), (25, 26), (38, 32), (43, 44), (8, 26), (23, 32), (31, 31), (34, 32), (13, 44), (1, 25), (32, 32), (2, 44), (14, 25), (35, 44), (44, 44), (9, 31)] current theta: 0.299272049495 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1584 rows and 1599 columns Presolve time: 0.00s Presolved: 487 rows, 516 columns, 1398 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 516 integer (516 binary) Root relaxation: objective 0.000000e+00, 331 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 (331 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, 14, 22, 23, 30] edges [(0, 14), (19, 1), (41, 30), (8, 22), (33, 23), (31, 1), (40, 30), (38, 23), (22, 22), (17, 22), (2, 14), (6, 23), (24, 23), (10, 22), (29, 14), (4, 1), (42, 23), (26, 22), (34, 30), (16, 23), (36, 22), (20, 14), (32, 23), (37, 30), (21, 22), (43, 14), (27, 22), (1, 1), (35, 14), (11, 14), (18, 23), (3, 14), (28, 30), (13, 1), (14, 14), (15, 22), (9, 1), (7, 23), (44, 14), (25, 14), (39, 22), (23, 23), (5, 14), (30, 30), (12, 14)] current theta: 0.149636024747 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1870 rows and 1914 columns Presolve time: 0.00s Presolved: 201 rows, 201 columns, 519 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 201 integer (200 binary) Root relaxation: cutoff, 92 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 (92 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: 0.224454037121 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1728 rows and 1770 columns Presolve time: 0.00s Presolved: 343 rows, 345 columns, 939 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 345 integer (345 binary) Root relaxation: cutoff, 371 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 (371 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: 0.261863043308 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1658 rows and 1688 columns Presolve time: 0.00s Presolved: 413 rows, 427 columns, 1161 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 427 integer (427 binary) Root relaxation: cutoff, 419 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 (419 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: 0.280567546401 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1618 rows and 1639 columns Presolve time: 0.00s Presolved: 453 rows, 476 columns, 1290 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 476 integer (476 binary) Root relaxation: cutoff, 460 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 (460 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: 0.289919797948 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1604 rows and 1623 columns Presolve time: 0.00s Presolved: 467 rows, 492 columns, 1334 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 492 integer (492 binary) Root relaxation: objective 0.000000e+00, 394 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 (394 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, 22, 30, 33, 44] edges [(29, 44), (7, 22), (19, 1), (41, 30), (8, 22), (0, 44), (31, 1), (40, 30), (33, 33), (22, 22), (17, 22), (18, 33), (16, 33), (12, 44), (10, 22), (4, 1), (26, 22), (34, 30), (14, 44), (36, 22), (24, 33), (23, 33), (37, 30), (21, 22), (27, 22), (25, 44), (5, 44), (1, 1), (6, 33), (43, 44), (28, 30), (13, 1), (38, 33), (20, 44), (3, 44), (15, 22), (9, 1), (2, 44), (42, 33), (39, 22), (30, 30), (32, 33), (35, 44), (11, 44), (44, 44)] current theta: 0.285243672174 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1614 rows and 1635 columns Presolve time: 0.00s Presolved: 457 rows, 480 columns, 1302 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 480 integer (480 binary) Root relaxation: cutoff, 536 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 (536 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: 0.287581735061 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1608 rows and 1628 columns Presolve time: 0.00s Presolved: 463 rows, 487 columns, 1321 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 487 integer (487 binary) Root relaxation: objective 0.000000e+00, 391 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 (391 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, 12, 22, 23, 30] edges [(7, 22), (19, 1), (41, 30), (8, 22), (14, 12), (33, 23), (31, 1), (40, 30), (38, 23), (22, 22), (25, 12), (17, 22), (20, 12), (5, 12), (6, 23), (43, 12), (24, 23), (10, 22), (4, 1), (35, 12), (42, 30), (11, 12), (26, 22), (34, 30), (3, 12), (16, 23), (36, 22), (2, 12), (32, 23), (37, 30), (21, 22), (27, 22), (44, 12), (29, 12), (1, 1), (18, 23), (12, 12), (0, 12), (28, 30), (13, 1), (15, 22), (9, 1), (39, 22), (23, 23), (30, 30)] current theta: 0.286412703618 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1610 rows and 1631 columns Presolve time: 0.00s Presolved: 461 rows, 484 columns, 1314 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 484 integer (484 binary) Root relaxation: cutoff, 22 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 (22 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, 12, 22, 23, 30] edges [(7, 22), (19, 1), (41, 30), (8, 22), (14, 12), (33, 23), (31, 1), (40, 30), (38, 23), (22, 22), (25, 12), (17, 22), (20, 12), (5, 12), (6, 23), (43, 12), (24, 23), (10, 22), (4, 1), (35, 12), (42, 30), (11, 12), (26, 22), (34, 30), (3, 12), (16, 23), (36, 22), (2, 12), (32, 23), (37, 30), (21, 22), (27, 22), (44, 12), (29, 12), (1, 1), (18, 23), (12, 12), (0, 12), (28, 30), (13, 1), (15, 22), (9, 1), (39, 22), (23, 23), (30, 30)] current theta: 0.285828187896 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1612 rows and 1633 columns Presolve time: 0.00s Presolved: 459 rows, 482 columns, 1308 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 482 integer (482 binary) Root relaxation: cutoff, 487 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 (487 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: 0.286120445757 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1612 rows and 1633 columns Presolve time: 0.00s Presolved: 459 rows, 482 columns, 1308 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 482 integer (482 binary) Root relaxation: cutoff, 487 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 (487 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: 0.286266574687 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1612 rows and 1633 columns Presolve time: 0.00s Presolved: 459 rows, 482 columns, 1308 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 482 integer (482 binary) Root relaxation: cutoff, 487 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 (487 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: 0.286339639153 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:30:13 2014 Optimize a model with 2071 rows, 2115 columns and 6165 nonzeros Presolve removed 1610 rows and 1631 columns Presolve time: 0.00s Presolved: 461 rows, 484 columns, 1314 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 484 integer (484 binary) Root relaxation: cutoff, 22 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 (22 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, 12, 22, 23, 30] edges [(7, 22), (19, 1), (41, 30), (8, 22), (14, 12), (33, 23), (31, 1), (40, 30), (38, 23), (22, 22), (25, 12), (17, 22), (20, 12), (5, 12), (6, 23), (43, 12), (24, 23), (10, 22), (4, 1), (35, 12), (42, 30), (11, 12), (26, 22), (34, 30), (3, 12), (16, 23), (36, 22), (2, 12), (32, 23), (37, 30), (21, 22), (27, 22), (44, 12), (29, 12), (1, 1), (18, 23), (12, 12), (0, 12), (28, 30), (13, 1), (15, 22), (9, 1), (39, 22), (23, 23), (30, 30)]