current theta: 0.623827055154 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 966 rows and 966 columns Presolve time: 0.02s Presolved: 1485 rows, 1533 columns, 4403 nonzeros Variable types: 0 continuous, 1533 integer (1533 binary) Root relaxation: objective 0.000000e+00, 477 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 0.00% - 0s Explored 0 nodes (859 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 [27, 28, 32, 33, 35] edges [(4, 35), (0, 28), (35, 28), (13, 35), (15, 33), (10, 32), (27, 28), (8, 32), (38, 28), (17, 35), (22, 32), (19, 28), (3, 35), (39, 35), (44, 28), (41, 28), (30, 33), (36, 28), (12, 28), (14, 28), (25, 35), (33, 28), (9, 28), (28, 28), (2, 35), (47, 35), (24, 33), (6, 32), (20, 28), (16, 35), (23, 32), (11, 35), (48, 35), (1, 35), (21, 32), (45, 35), (34, 32), (42, 32), (26, 28), (31, 35), (32, 32), (40, 32), (37, 28), (46, 32), (5, 33), (29, 28), (18, 35), (43, 28), (7, 32)] current theta: 0.311913527577 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1834 rows and 1850 columns Presolve time: 0.01s Presolved: 617 rows, 649 columns, 1783 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 649 integer (649 binary) Root relaxation: objective 0.000000e+00, 512 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 0.00% - 0s Explored 0 nodes (895 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 [1, 27, 29, 39, 45] edges [(42, 39), (19, 29), (5, 27), (31, 1), (8, 39), (16, 39), (34, 27), (23, 39), (26, 27), (0, 45), (9, 29), (4, 45), (45, 45), (25, 1), (46, 39), (18, 39), (36, 27), (24, 39), (33, 27), (44, 29), (15, 27), (38, 27), (1, 45), (28, 27), (30, 27), (43, 45), (12, 29), (7, 39), (47, 1), (14, 45), (13, 45), (22, 39), (3, 45), (39, 39), (27, 27), (40, 45), (21, 39), (17, 39), (29, 29), (10, 45), (35, 45), (32, 39), (11, 45), (48, 45), (41, 45), (6, 39), (2, 29), (20, 45), (37, 27)] current theta: 0.155956763788 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 2188 rows and 2236 columns Presolve time: 0.00s Presolved: 263 rows, 263 columns, 693 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 263 integer (262 binary) Root relaxation: cutoff, 290 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 (290 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: 0.233935145683 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 2026 rows and 2060 columns Presolve time: 0.00s Presolved: 425 rows, 439 columns, 1189 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 439 integer (439 binary) Root relaxation: cutoff, 427 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 (427 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: 0.27292433663 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1930 rows and 1954 columns Presolve time: 0.01s Presolved: 521 rows, 545 columns, 1487 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 545 integer (545 binary) Root relaxation: objective 0.000000e+00, 433 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 (433 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, 18, 27, 41, 44] edges [(29, 44), (14, 41), (18, 18), (3, 41), (40, 41), (21, 18), (31, 1), (34, 27), (37, 41), (26, 27), (11, 41), (46, 18), (12, 44), (41, 41), (25, 1), (4, 1), (36, 27), (33, 27), (15, 27), (38, 27), (28, 27), (35, 1), (39, 18), (8, 18), (19, 44), (30, 27), (6, 18), (20, 41), (24, 18), (7, 18), (47, 1), (22, 18), (2, 41), (5, 44), (9, 41), (1, 1), (17, 18), (23, 18), (0, 41), (27, 27), (16, 18), (13, 1), (42, 18), (32, 18), (48, 1), (10, 18), (45, 41), (43, 41), (44, 44)] current theta: 0.253429741156 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1974 rows and 2000 columns Presolve time: 0.00s Presolved: 477 rows, 499 columns, 1353 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 499 integer (499 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-01, gap - current theta: 0.263177038893 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1952 rows and 1978 columns Presolve time: 0.01s Presolved: 499 rows, 521 columns, 1419 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 521 integer (521 binary) Root relaxation: cutoff, 488 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 (488 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: 0.268050687761 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1938 rows and 1962 columns Presolve time: 0.01s Presolved: 513 rows, 537 columns, 1463 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 537 integer (537 binary) Root relaxation: cutoff, 455 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 (455 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: 0.270487512196 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1934 rows and 1958 columns Presolve time: 0.01s Presolved: 517 rows, 541 columns, 1475 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 541 integer (541 binary) Root relaxation: cutoff, 25 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 (25 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, 18, 27, 41, 44] edges [(29, 44), (14, 41), (18, 18), (3, 41), (40, 41), (21, 18), (31, 1), (34, 27), (37, 41), (26, 27), (11, 41), (46, 18), (12, 44), (41, 41), (25, 1), (4, 1), (36, 27), (33, 27), (15, 27), (38, 27), (28, 27), (35, 1), (39, 18), (8, 18), (19, 44), (30, 27), (6, 18), (20, 41), (24, 18), (7, 18), (47, 1), (22, 18), (2, 41), (5, 44), (9, 41), (1, 1), (17, 18), (23, 18), (0, 41), (27, 27), (16, 18), (13, 1), (42, 18), (32, 18), (48, 1), (10, 18), (45, 41), (43, 41), (44, 44)] current theta: 0.269269099978 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1936 rows and 1960 columns Presolve time: 0.01s Presolved: 515 rows, 539 columns, 1469 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 539 integer (539 binary) Root relaxation: cutoff, 495 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 (495 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: 0.269878306087 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1934 rows and 1958 columns Presolve time: 0.01s Presolved: 517 rows, 541 columns, 1475 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 541 integer (541 binary) Root relaxation: cutoff, 25 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 (25 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, 18, 27, 41, 44] edges [(29, 44), (14, 41), (18, 18), (3, 41), (40, 41), (21, 18), (31, 1), (34, 27), (37, 41), (26, 27), (11, 41), (46, 18), (12, 44), (41, 41), (25, 1), (4, 1), (36, 27), (33, 27), (15, 27), (38, 27), (28, 27), (35, 1), (39, 18), (8, 18), (19, 44), (30, 27), (6, 18), (20, 41), (24, 18), (7, 18), (47, 1), (22, 18), (2, 41), (5, 44), (9, 41), (1, 1), (17, 18), (23, 18), (0, 41), (27, 27), (16, 18), (13, 1), (42, 18), (32, 18), (48, 1), (10, 18), (45, 41), (43, 41), (44, 44)] current theta: 0.269573703033 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1936 rows and 1960 columns Presolve time: 0.01s Presolved: 515 rows, 539 columns, 1469 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 539 integer (539 binary) Root relaxation: cutoff, 495 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 (495 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: 0.26972600456 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1936 rows and 1960 columns Presolve time: 0.01s Presolved: 515 rows, 539 columns, 1469 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 539 integer (539 binary) Root relaxation: cutoff, 495 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 (495 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: 0.269802155323 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:31:20 2014 Optimize a model with 2451 rows, 2499 columns and 7301 nonzeros Presolve removed 1934 rows and 1958 columns Presolve time: 0.01s Presolved: 517 rows, 541 columns, 1475 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 541 integer (541 binary) Root relaxation: cutoff, 25 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 (25 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, 18, 27, 41, 44] edges [(29, 44), (14, 41), (18, 18), (3, 41), (40, 41), (21, 18), (31, 1), (34, 27), (37, 41), (26, 27), (11, 41), (46, 18), (12, 44), (41, 41), (25, 1), (4, 1), (36, 27), (33, 27), (15, 27), (38, 27), (28, 27), (35, 1), (39, 18), (8, 18), (19, 44), (30, 27), (6, 18), (20, 41), (24, 18), (7, 18), (47, 1), (22, 18), (2, 41), (5, 44), (9, 41), (1, 1), (17, 18), (23, 18), (0, 41), (27, 27), (16, 18), (13, 1), (42, 18), (32, 18), (48, 1), (10, 18), (45, 41), (43, 41), (44, 44)]