current theta: 0.671354305409 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:40 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 7608 rows and 7608 columns Presolve time: 0.35s Presolved: 15955 rows, 16107 columns, 47709 nonzeros Variable types: 0 continuous, 16107 integer (16107 binary) Root relaxation: objective 0.000000e+00, 1306 iterations, 0.03 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 (1306 simplex iterations) in 0.39 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 [8, 17, 20, 22, 26, 42, 51, 53, 79, 85, 93, 128, 133, 141, 150, 151] edges [(31, 151), (124, 151), (145, 93), (70, 150), (108, 93), (56, 150), (137, 151), (51, 150), (59, 151), (26, 150), (129, 151), (33, 93), (21, 150), (152, 151), (47, 150), (85, 93), (29, 93), (69, 151), (136, 53), (17, 141), (84, 150), (87, 93), (110, 150), (131, 151), (7, 133), (117, 93), (89, 150), (1, 93), (67, 93), (115, 150), (112, 151), (23, 93), (119, 93), (141, 93), (50, 150), (9, 150), (3, 151), (14, 151), (122, 150), (143, 151), (73, 93), (111, 151), (5, 150), (13, 151), (139, 150), (19, 150), (142, 151), (61, 93), (68, 150), (150, 150), (138, 150), (133, 150), (97, 93), (130, 150), (116, 51), (25, 150), (55, 150), (18, 141), (65, 150), (93, 93), (132, 151), (77, 151), (99, 151), (95, 93), (106, 150), (83, 150), (91, 151), (123, 150), (98, 150), (127, 150), (105, 151), (52, 93), (82, 141), (30, 151), (38, 150), (101, 93), (45, 93), (134, 150), (43, 150), (39, 150), (49, 151), (72, 151), (58, 93), (2, 93), (24, 151), (32, 150), (64, 151), (54, 93), (76, 150), (20, 151), (34, 151), (28, 150), (60, 151), (147, 150), (79, 141), (90, 93), (81, 150), (46, 93), (96, 93), (107, 150), (40, 93), (37, 150), (53, 141), (42, 150), (92, 93), (104, 150), (88, 151), (10, 93), (15, 51), (6, 151), (114, 150), (63, 133), (103, 151), (62, 93), (121, 141), (12, 93), (148, 150), (120, 151), (8, 151), (48, 93), (80, 133), (16, 150), (11, 150), (94, 93), (0, 151), (4, 151), (44, 93), (144, 151), (128, 150), (86, 93), (22, 141), (36, 93), (71, 151), (125, 150), (151, 151), (118, 93), (146, 151), (102, 151), (57, 151), (75, 150), (74, 85), (78, 151), (149, 93), (135, 151), (100, 151), (66, 151), (140, 151), (126, 93), (113, 150), (41, 79), (35, 151), (109, 150), (27, 151)] current theta: 0.335677152705 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:40 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 17582 rows and 17582 columns Presolve time: 0.14s Presolved: 5981 rows, 6133 columns, 17787 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6133 integer (6133 binary) Root relaxation: objective 0.000000e+00, 1170 iterations, 0.03 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 (2680 simplex iterations) in 0.23 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, 29, 73, 79, 80, 86, 88, 93, 98, 100, 105, 126, 138, 145, 150, 151] edges [(146, 86), (98, 86), (131, 100), (145, 93), (56, 150), (26, 150), (48, 86), (94, 145), (84, 138), (44, 86), (116, 79), (109, 138), (65, 138), (126, 86), (143, 88), (80, 86), (147, 100), (91, 100), (119, 93), (38, 145), (9, 150), (55, 93), (129, 80), (25, 138), (51, 145), (151, 88), (58, 80), (139, 138), (140, 88), (144, 100), (49, 86), (115, 98), (137, 88), (24, 150), (33, 88), (19, 150), (150, 150), (36, 145), (17, 73), (63, 7), (78, 88), (77, 151), (10, 80), (57, 88), (54, 98), (28, 138), (64, 88), (53, 80), (89, 98), (83, 150), (59, 88), (135, 88), (87, 88), (123, 150), (82, 145), (127, 150), (90, 7), (149, 145), (23, 88), (1, 145), (30, 151), (8, 150), (85, 145), (101, 93), (86, 88), (45, 93), (134, 150), (141, 88), (5, 138), (29, 98), (136, 86), (111, 88), (13, 150), (105, 88), (75, 98), (39, 150), (152, 100), (34, 88), (43, 138), (60, 100), (148, 98), (14, 86), (32, 150), (12, 80), (97, 88), (68, 138), (11, 98), (69, 88), (138, 138), (20, 151), (133, 138), (66, 88), (15, 145), (99, 88), (61, 88), (96, 93), (118, 80), (42, 150), (81, 138), (92, 93), (107, 138), (88, 151), (106, 138), (100, 150), (114, 150), (37, 105), (103, 151), (142, 105), (130, 100), (120, 151), (40, 73), (7, 80), (3, 98), (93, 80), (31, 98), (16, 150), (46, 145), (128, 150), (76, 98), (4, 86), (67, 145), (121, 86), (18, 80), (71, 151), (124, 100), (122, 93), (108, 88), (125, 150), (0, 100), (104, 138), (110, 98), (47, 98), (2, 86), (117, 145), (62, 86), (41, 145), (52, 145), (22, 79), (102, 93), (70, 138), (132, 100), (79, 73), (112, 150), (73, 86), (72, 100), (74, 93), (95, 145), (113, 150), (35, 151), (50, 138), (21, 98), (6, 86), (27, 151)] current theta: 0.167838576352 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:40 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21574 rows and 21614 columns Presolve time: 0.03s Presolved: 1989 rows, 2101 columns, 5771 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2101 integer (2101 binary) Root relaxation: objective -1.421085e-14, 1776 iterations, 0.05 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 (3860 simplex iterations) in 0.12 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, 10, 13, 20, 36, 61, 84, 101, 105, 117, 121, 133, 134, 135, 144, 147] edges [(13, 13), (43, 5), (61, 61), (37, 133), (95, 117), (97, 61), (129, 61), (50, 134), (7, 121), (54, 105), (113, 134), (11, 133), (149, 117), (105, 105), (41, 101), (91, 144), (124, 13), (51, 133), (107, 5), (47, 133), (108, 61), (49, 61), (21, 133), (78, 105), (71, 20), (75, 133), (2, 10), (115, 133), (102, 105), (89, 133), (83, 134), (92, 101), (90, 10), (74, 101), (19, 13), (57, 144), (85, 117), (87, 105), (84, 84), (23, 105), (121, 121), (131, 144), (148, 133), (29, 61), (94, 117), (63, 36), (38, 133), (64, 135), (45, 101), (93, 10), (55, 133), (34, 135), (25, 133), (76, 133), (138, 134), (80, 121), (65, 133), (116, 121), (100, 13), (4, 105), (141, 135), (139, 133), (28, 84), (86, 61), (73, 121), (140, 144), (24, 147), (118, 121), (77, 135), (88, 135), (68, 84), (99, 135), (104, 84), (70, 133), (40, 10), (69, 61), (112, 13), (120, 135), (136, 121), (127, 134), (132, 147), (123, 13), (62, 10), (146, 105), (30, 135), (60, 147), (134, 134), (10, 10), (20, 20), (5, 133), (36, 10), (106, 84), (125, 134), (39, 134), (18, 121), (15, 117), (151, 20), (142, 105), (126, 10), (150, 13), (12, 10), (72, 144), (133, 133), (42, 134), (79, 121), (137, 61), (22, 121), (110, 133), (32, 147), (44, 10), (135, 135), (109, 84), (31, 144), (117, 117), (67, 117), (114, 134), (96, 101), (130, 5), (147, 147), (119, 101), (103, 135), (46, 36), (101, 101), (81, 84), (9, 13), (27, 135), (56, 13), (122, 133), (152, 147), (58, 121), (35, 20), (82, 10), (144, 144), (143, 144), (98, 105), (128, 134), (59, 135), (26, 134), (8, 144), (17, 121), (14, 105), (3, 144), (33, 61), (111, 61), (53, 121), (0, 144), (1, 117), (66, 61), (145, 101), (52, 101), (16, 147), (48, 121), (6, 61)] current theta: 0.0839192881762 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 22804 rows and 22956 columns Presolve time: 0.02s Presolved: 759 rows, 759 columns, 1989 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 759 integer (758 binary) Root relaxation: cutoff, 887 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 (887 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.125878932264 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 22272 rows and 22391 columns Presolve time: 0.03s Presolved: 1291 rows, 1324 columns, 3602 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1324 integer (1323 binary) Root relaxation: cutoff, 1430 iterations, 0.02 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 (1430 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.146858754308 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21898 rows and 21975 columns Presolve time: 0.03s Presolved: 1665 rows, 1740 columns, 4762 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1740 integer (1740 binary) Root relaxation: cutoff, 1952 iterations, 0.05 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 (1952 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.15734866533 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21758 rows and 21816 columns Presolve time: 0.03s Presolved: 1805 rows, 1899 columns, 5201 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1899 integer (1899 binary) Root relaxation: cutoff, 1932 iterations, 0.05 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 (1932 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.162593620841 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21668 rows and 21716 columns Presolve time: 0.03s Presolved: 1895 rows, 1999 columns, 5481 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1999 integer (1999 binary) Root relaxation: objective 0.000000e+00, 1892 iterations, 0.05 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 (2917 simplex iterations) in 0.12 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 [10, 74, 81, 92, 97, 105, 112, 117, 121, 125, 133, 135, 138, 144, 147, 151] edges [(70, 81), (37, 133), (95, 117), (112, 112), (13, 112), (7, 121), (54, 105), (11, 133), (149, 117), (105, 105), (91, 144), (139, 81), (123, 147), (148, 81), (65, 81), (47, 133), (21, 133), (41, 74), (78, 105), (68, 133), (52, 92), (75, 133), (2, 10), (33, 97), (69, 135), (102, 105), (89, 133), (90, 10), (57, 144), (116, 10), (83, 138), (39, 147), (85, 117), (87, 105), (111, 97), (74, 74), (96, 92), (26, 125), (23, 105), (150, 112), (121, 121), (131, 144), (59, 97), (92, 92), (137, 97), (94, 117), (38, 133), (42, 147), (101, 74), (66, 105), (64, 135), (93, 10), (55, 133), (34, 135), (119, 92), (110, 81), (19, 112), (25, 133), (76, 133), (80, 121), (71, 144), (4, 105), (73, 121), (140, 144), (24, 147), (97, 97), (118, 121), (77, 135), (88, 135), (134, 138), (43, 138), (36, 92), (129, 97), (81, 81), (40, 10), (125, 125), (109, 81), (61, 97), (9, 125), (138, 138), (120, 135), (20, 151), (136, 121), (132, 147), (6, 97), (62, 10), (146, 105), (63, 92), (30, 135), (60, 147), (84, 81), (130, 147), (152, 112), (10, 10), (107, 138), (46, 74), (5, 133), (106, 138), (35, 144), (18, 121), (127, 138), (15, 117), (99, 97), (142, 105), (29, 105), (126, 10), (56, 125), (12, 10), (72, 144), (133, 133), (141, 97), (45, 92), (100, 112), (79, 121), (22, 121), (104, 81), (32, 147), (44, 10), (135, 135), (31, 144), (114, 138), (28, 81), (117, 117), (67, 117), (151, 151), (147, 147), (103, 135), (27, 135), (122, 133), (58, 121), (145, 74), (82, 10), (144, 144), (143, 144), (98, 105), (8, 144), (128, 125), (17, 121), (14, 105), (49, 97), (115, 81), (3, 144), (53, 121), (0, 144), (1, 117), (16, 147), (86, 97), (51, 81), (50, 138), (48, 121), (124, 112), (108, 97), (113, 138)] current theta: 0.159971143086 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:41 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21702 rows and 21751 columns Presolve time: 0.03s Presolved: 1861 rows, 1964 columns, 5378 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1964 integer (1964 binary) Root relaxation: objective 0.000000e+00, 1873 iterations, 0.04 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 (1873 simplex iterations) in 0.08 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 [10, 74, 81, 83, 92, 97, 105, 112, 117, 121, 125, 133, 135, 144, 147, 151] edges [(70, 81), (37, 133), (95, 117), (112, 112), (13, 112), (7, 121), (54, 105), (11, 133), (149, 117), (105, 105), (91, 144), (139, 81), (123, 147), (148, 81), (65, 81), (47, 133), (21, 133), (41, 74), (78, 105), (68, 133), (75, 133), (2, 10), (33, 97), (69, 135), (102, 105), (89, 133), (90, 10), (57, 144), (116, 10), (85, 117), (87, 105), (111, 97), (74, 74), (96, 92), (26, 125), (23, 105), (150, 112), (121, 121), (131, 144), (59, 97), (92, 92), (137, 97), (94, 117), (83, 83), (38, 133), (42, 147), (66, 105), (64, 135), (93, 10), (55, 133), (50, 83), (106, 83), (34, 135), (119, 92), (110, 81), (19, 112), (25, 133), (76, 133), (80, 121), (71, 144), (4, 105), (73, 121), (140, 144), (24, 147), (97, 97), (118, 121), (77, 135), (88, 135), (36, 92), (129, 97), (122, 92), (81, 81), (40, 10), (125, 125), (109, 81), (61, 97), (9, 125), (120, 135), (20, 151), (136, 121), (132, 147), (6, 97), (62, 10), (146, 105), (63, 92), (52, 74), (30, 135), (60, 147), (84, 81), (130, 147), (10, 10), (46, 74), (5, 133), (35, 144), (18, 121), (15, 117), (99, 97), (142, 105), (29, 105), (114, 83), (126, 10), (56, 125), (12, 10), (72, 144), (133, 133), (101, 92), (141, 97), (45, 92), (100, 112), (79, 121), (22, 121), (104, 81), (32, 147), (44, 10), (135, 135), (31, 144), (28, 81), (117, 117), (127, 83), (67, 117), (151, 151), (147, 147), (103, 135), (27, 135), (152, 147), (58, 121), (145, 74), (82, 10), (39, 83), (138, 83), (144, 144), (143, 144), (107, 83), (98, 105), (8, 144), (128, 125), (17, 121), (14, 105), (49, 97), (115, 81), (3, 144), (43, 83), (53, 121), (113, 83), (0, 144), (1, 117), (16, 147), (86, 97), (51, 81), (48, 121), (124, 112), (134, 83), (108, 97)] current theta: 0.158659904208 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:42 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21732 rows and 21787 columns Presolve time: 0.03s Presolved: 1831 rows, 1928 columns, 5282 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1928 integer (1928 binary) Root relaxation: cutoff, 1810 iterations, 0.04 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 (1810 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.159315523647 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:42 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21718 rows and 21770 columns Presolve time: 0.03s Presolved: 1845 rows, 1945 columns, 5327 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1945 integer (1945 binary) Root relaxation: objective 0.000000e+00, 1655 iterations, 0.04 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 (1655 simplex iterations) in 0.07 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 [10, 20, 74, 81, 92, 97, 105, 107, 112, 117, 121, 125, 133, 135, 144, 147] edges [(70, 81), (91, 20), (37, 133), (95, 117), (112, 112), (13, 112), (7, 121), (54, 105), (11, 133), (149, 117), (105, 105), (139, 81), (123, 147), (148, 81), (65, 81), (47, 133), (134, 125), (21, 133), (41, 74), (78, 105), (68, 133), (52, 92), (71, 20), (75, 133), (2, 10), (33, 97), (69, 135), (102, 105), (89, 133), (32, 107), (90, 10), (127, 107), (113, 107), (57, 144), (116, 10), (77, 20), (39, 147), (85, 117), (87, 105), (111, 97), (74, 74), (96, 92), (26, 125), (23, 105), (150, 112), (106, 107), (121, 121), (131, 144), (59, 97), (92, 92), (137, 97), (94, 117), (138, 107), (38, 133), (42, 147), (66, 105), (64, 135), (93, 10), (55, 133), (34, 135), (119, 92), (110, 81), (19, 112), (25, 133), (76, 133), (80, 121), (4, 105), (141, 135), (73, 121), (140, 144), (24, 147), (97, 97), (118, 121), (88, 135), (36, 92), (129, 97), (122, 92), (81, 81), (40, 10), (125, 125), (109, 81), (61, 97), (9, 125), (120, 135), (136, 121), (132, 147), (6, 97), (62, 10), (146, 105), (83, 107), (63, 92), (30, 135), (60, 147), (84, 81), (130, 147), (152, 112), (10, 10), (46, 74), (20, 20), (5, 133), (107, 107), (18, 121), (15, 117), (99, 97), (151, 20), (142, 105), (29, 105), (126, 10), (43, 107), (56, 125), (12, 10), (72, 144), (133, 133), (101, 92), (45, 92), (100, 112), (79, 121), (22, 121), (104, 81), (44, 10), (135, 135), (31, 144), (117, 117), (50, 107), (28, 107), (67, 117), (147, 147), (103, 135), (27, 135), (58, 121), (35, 20), (145, 74), (82, 10), (144, 144), (143, 144), (98, 105), (8, 144), (128, 125), (17, 121), (14, 105), (49, 97), (115, 81), (3, 144), (53, 121), (0, 144), (1, 117), (16, 147), (86, 97), (51, 81), (114, 147), (48, 121), (124, 112), (108, 97)] current theta: 0.158987713927 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:42 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21724 rows and 21777 columns Presolve time: 0.03s Presolved: 1839 rows, 1938 columns, 5308 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1938 integer (1938 binary) Root relaxation: cutoff, 180 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 (180 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 [10, 20, 74, 81, 92, 97, 105, 107, 112, 117, 121, 125, 133, 135, 144, 147] edges [(70, 81), (91, 20), (37, 133), (95, 117), (112, 112), (13, 112), (7, 121), (54, 105), (11, 133), (149, 117), (105, 105), (139, 81), (123, 147), (148, 81), (65, 81), (47, 133), (134, 125), (21, 133), (41, 74), (78, 105), (68, 133), (52, 92), (71, 20), (75, 133), (2, 10), (33, 97), (69, 135), (102, 105), (89, 133), (32, 107), (90, 10), (127, 107), (113, 107), (57, 144), (116, 10), (77, 20), (39, 147), (85, 117), (87, 105), (111, 97), (74, 74), (96, 92), (26, 125), (23, 105), (150, 112), (106, 107), (121, 121), (131, 144), (59, 97), (92, 92), (137, 97), (94, 117), (138, 107), (38, 133), (42, 147), (66, 105), (64, 135), (93, 10), (55, 133), (34, 135), (119, 92), (110, 81), (19, 112), (25, 133), (76, 133), (80, 121), (4, 105), (141, 135), (73, 121), (140, 144), (24, 147), (97, 97), (118, 121), (88, 135), (36, 92), (129, 97), (122, 92), (81, 81), (40, 10), (125, 125), (109, 81), (61, 97), (9, 125), (120, 135), (136, 121), (132, 147), (6, 97), (62, 10), (146, 105), (83, 107), (63, 92), (30, 135), (60, 147), (84, 81), (130, 147), (152, 112), (10, 10), (46, 74), (20, 20), (5, 133), (107, 107), (18, 121), (15, 117), (99, 97), (151, 20), (142, 105), (29, 105), (126, 10), (43, 107), (56, 125), (12, 10), (72, 144), (133, 133), (101, 92), (45, 92), (100, 112), (79, 121), (22, 121), (104, 81), (44, 10), (135, 135), (31, 144), (117, 117), (50, 107), (28, 107), (67, 117), (147, 147), (103, 135), (27, 135), (58, 121), (35, 20), (145, 74), (82, 10), (144, 144), (143, 144), (98, 105), (8, 144), (128, 125), (17, 121), (14, 105), (49, 97), (115, 81), (3, 144), (53, 121), (0, 144), (1, 117), (16, 147), (86, 97), (51, 81), (114, 147), (48, 121), (124, 112), (108, 97)] current theta: 0.158823809068 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:42 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21728 rows and 21782 columns Presolve time: 0.03s Presolved: 1835 rows, 1933 columns, 5295 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1933 integer (1933 binary) Root relaxation: cutoff, 1990 iterations, 0.05 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 (1990 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.158905761498 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:59:42 2014 Optimize a model with 23563 rows, 23715 columns and 70533 nonzeros Presolve removed 21726 rows and 21780 columns Presolve time: 0.03s Presolved: 1837 rows, 1935 columns, 5301 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1935 integer (1935 binary) Root relaxation: cutoff, 199 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 (199 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 [10, 20, 74, 81, 92, 97, 105, 107, 112, 117, 121, 125, 133, 135, 144, 147] edges [(70, 81), (91, 20), (37, 133), (95, 117), (112, 112), (13, 112), (7, 121), (54, 105), (11, 133), (149, 117), (105, 105), (139, 81), (123, 147), (148, 81), (65, 81), (47, 133), (134, 125), (21, 133), (41, 74), (78, 105), (68, 133), (52, 92), (71, 20), (75, 133), (2, 10), (33, 97), (69, 135), (102, 105), (89, 133), (32, 107), (90, 10), (127, 107), (113, 107), (57, 144), (116, 10), (77, 20), (39, 147), (85, 117), (87, 105), (111, 97), (74, 74), (96, 92), (26, 125), (23, 105), (150, 112), (106, 107), (121, 121), (131, 144), (59, 97), (92, 92), (137, 97), (94, 117), (138, 107), (38, 133), (42, 147), (66, 105), (64, 135), (93, 10), (55, 133), (34, 135), (119, 92), (110, 81), (19, 112), (25, 133), (76, 133), (80, 121), (4, 105), (141, 135), (73, 121), (140, 144), (24, 147), (97, 97), (118, 121), (88, 135), (36, 92), (129, 97), (122, 92), (81, 81), (40, 10), (125, 125), (109, 81), (61, 97), (9, 125), (120, 135), (136, 121), (132, 147), (6, 97), (62, 10), (146, 105), (83, 107), (63, 92), (30, 135), (60, 147), (84, 81), (130, 147), (152, 112), (10, 10), (46, 74), (20, 20), (5, 133), (107, 107), (18, 121), (15, 117), (99, 97), (151, 20), (142, 105), (29, 105), (126, 10), (43, 107), (56, 125), (12, 10), (72, 144), (133, 133), (101, 92), (45, 92), (100, 112), (79, 121), (22, 121), (104, 81), (44, 10), (135, 135), (31, 144), (117, 117), (50, 107), (28, 107), (67, 117), (147, 147), (103, 135), (27, 135), (58, 121), (35, 20), (145, 74), (82, 10), (144, 144), (143, 144), (98, 105), (8, 144), (128, 125), (17, 121), (14, 105), (49, 97), (115, 81), (3, 144), (53, 121), (0, 144), (1, 117), (16, 147), (86, 97), (51, 81), (114, 147), (48, 121), (124, 112), (108, 97)]