current theta: 0.676151572966 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:28 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 16544 rows and 16544 columns Presolve time: 1.46s Presolved: 41297 rows, 41536 columns, 123648 nonzeros Variable types: 0 continuous, 41536 integer (41536 binary) Root relaxation: objective 0.000000e+00, 4020 iterations, 0.35 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% - 1s Explored 0 nodes (4020 simplex iterations) in 1.83 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, 16, 20, 26, 39, 43, 44, 62, 63, 66, 91, 97, 100, 107, 115, 124, 137, 148, 174, 200, 203, 216, 225, 235] edges [(160, 148), (11, 137), (9, 235), (59, 235), (116, 235), (39, 148), (134, 148), (26, 225), (158, 235), (202, 235), (229, 148), (23, 235), (18, 148), (150, 235), (29, 235), (46, 235), (201, 235), (176, 148), (179, 235), (199, 235), (75, 148), (236, 235), (74, 235), (89, 235), (189, 235), (211, 235), (137, 235), (172, 235), (129, 235), (194, 235), (68, 235), (25, 235), (141, 148), (81, 148), (82, 235), (60, 235), (231, 235), (139, 235), (58, 235), (127, 235), (77, 235), (87, 148), (217, 235), (216, 235), (119, 235), (121, 235), (133, 235), (167, 235), (51, 235), (63, 235), (196, 235), (55, 235), (188, 235), (106, 235), (233, 235), (170, 148), (182, 235), (98, 235), (205, 148), (13, 235), (100, 148), (146, 235), (45, 235), (99, 200), (124, 235), (20, 235), (14, 235), (138, 235), (191, 235), (71, 235), (34, 235), (183, 235), (131, 235), (103, 20), (101, 235), (234, 235), (212, 235), (93, 235), (88, 148), (226, 235), (122, 235), (198, 235), (117, 235), (54, 235), (37, 235), (148, 235), (15, 235), (96, 235), (142, 235), (190, 148), (62, 235), (181, 235), (227, 200), (185, 235), (228, 235), (44, 137), (193, 235), (83, 148), (221, 235), (220, 235), (31, 235), (112, 235), (164, 235), (32, 235), (52, 235), (186, 148), (225, 225), (237, 235), (78, 148), (10, 235), (175, 235), (153, 235), (92, 235), (159, 235), (67, 148), (2, 235), (215, 235), (49, 235), (47, 235), (156, 235), (207, 235), (180, 235), (70, 235), (107, 235), (90, 235), (136, 235), (5, 235), (239, 235), (53, 235), (230, 235), (86, 235), (130, 235), (169, 235), (43, 235), (197, 235), (147, 235), (72, 235), (102, 235), (64, 235), (85, 235), (235, 235), (218, 235), (27, 235), (8, 235), (174, 148), (123, 235), (223, 148), (38, 235), (84, 62), (171, 235), (57, 66), (115, 148), (154, 235), (125, 235), (128, 148), (192, 235), (80, 235), (213, 235), (50, 235), (126, 235), (145, 235), (3, 235), (118, 235), (17, 235), (144, 235), (79, 235), (166, 235), (195, 235), (149, 235), (165, 235), (24, 235), (91, 235), (110, 43), (61, 235), (177, 235), (209, 235), (143, 235), (208, 235), (187, 235), (22, 148), (210, 235), (135, 235), (108, 137), (1, 148), (97, 235), (40, 235), (113, 235), (178, 235), (19, 148), (95, 235), (105, 148), (76, 235), (33, 235), (161, 235), (157, 235), (132, 235), (214, 148), (232, 235), (200, 148), (12, 235), (6, 235), (224, 235), (66, 225), (163, 235), (35, 235), (109, 235), (140, 235), (16, 225), (206, 200), (168, 235), (65, 148), (120, 235), (42, 235), (69, 148), (204, 235), (94, 235), (173, 235), (56, 235), (203, 235), (104, 148), (111, 148), (114, 235), (238, 235), (7, 235), (162, 148), (219, 235), (151, 235), (21, 235), (36, 235), (30, 235), (152, 26), (28, 235), (155, 235), (41, 235), (73, 235), (48, 148), (222, 235), (0, 148), (184, 235), (4, 148)] current theta: 0.338075786483 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:30 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 42184 rows and 42184 columns Presolve time: 0.37s Presolved: 15657 rows, 15896 columns, 46728 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 15896 integer (15896 binary) Root relaxation: objective 0.000000e+00, 2517 iterations, 0.16 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 (5281 simplex iterations) in 0.75 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 [16, 21, 23, 26, 28, 34, 38, 44, 52, 61, 64, 65, 72, 97, 124, 164, 209, 216, 218, 219, 220, 222, 227, 237] edges [(231, 61), (65, 65), (157, 72), (2, 34), (147, 34), (165, 52), (12, 38), (197, 237), (91, 34), (127, 34), (83, 72), (151, 219), (7, 219), (92, 219), (195, 38), (58, 52), (207, 227), (85, 23), (148, 38), (8, 52), (218, 237), (137, 65), (44, 227), (23, 227), (181, 61), (106, 65), (124, 97), (73, 61), (184, 38), (115, 72), (170, 34), (21, 237), (174, 65), (186, 65), (5, 97), (233, 34), (149, 38), (84, 227), (150, 216), (121, 97), (158, 219), (24, 219), (152, 23), (107, 28), (112, 65), (176, 52), (3, 38), (200, 44), (220, 216), (10, 52), (38, 219), (18, 16), (77, 38), (30, 38), (153, 21), (29, 23), (160, 227), (187, 227), (230, 219), (80, 124), (171, 34), (98, 237), (135, 38), (239, 38), (145, 38), (37, 52), (32, 219), (34, 52), (167, 65), (100, 52), (56, 61), (117, 72), (140, 227), (104, 34), (141, 44), (123, 23), (206, 227), (126, 52), (20, 34), (173, 38), (221, 64), (237, 216), (192, 65), (199, 38), (95, 227), (132, 23), (36, 237), (16, 227), (28, 237), (232, 97), (6, 237), (22, 65), (109, 97), (47, 34), (102, 216), (31, 61), (142, 34), (168, 209), (188, 34), (214, 65), (43, 216), (94, 237), (61, 72), (189, 38), (70, 21), (114, 219), (185, 124), (178, 61), (67, 227), (51, 237), (26, 227), (223, 52), (190, 65), (41, 216), (236, 237), (97, 97), (205, 26), (111, 34), (179, 28), (72, 61), (194, 52), (103, 23), (78, 227), (133, 227), (226, 34), (75, 44), (68, 237), (210, 237), (48, 227), (222, 209), (40, 52), (131, 237), (42, 237), (76, 216), (154, 34), (119, 219), (163, 38), (101, 65), (50, 44), (82, 237), (212, 28), (164, 38), (33, 124), (159, 219), (96, 34), (74, 219), (71, 34), (45, 216), (196, 237), (49, 65), (134, 44), (217, 38), (128, 34), (136, 97), (120, 227), (209, 216), (62, 237), (25, 237), (60, 34), (216, 237), (89, 97), (146, 97), (99, 227), (169, 219), (201, 38), (4, 65), (88, 16), (81, 65), (39, 72), (177, 97), (183, 219), (219, 28), (155, 34), (198, 209), (55, 21), (86, 219), (93, 219), (129, 38), (59, 227), (15, 38), (66, 227), (235, 219), (202, 34), (69, 52), (138, 28), (139, 34), (11, 227), (118, 227), (113, 216), (105, 52), (17, 227), (161, 219), (35, 34), (172, 209), (13, 219), (9, 38), (53, 216), (125, 124), (193, 34), (208, 227), (144, 237), (215, 219), (156, 219), (238, 64), (52, 34), (166, 38), (227, 227), (162, 44), (64, 28), (0, 34), (175, 72), (234, 61), (229, 16), (116, 38), (182, 72), (63, 38), (19, 52), (225, 227), (224, 216), (1, 34), (228, 219), (110, 227), (211, 209), (213, 64), (14, 216), (180, 237), (143, 61), (203, 237), (57, 227), (90, 219), (204, 34), (46, 227), (122, 28), (54, 34), (27, 38), (79, 124), (191, 23), (130, 219), (108, 227), (87, 61)] current theta: 0.169037893241 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:31 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 52906 rows and 52917 columns Presolve time: 0.12s Presolved: 4935 rows, 5163 columns, 14551 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5163 integer (5163 binary) Root relaxation: objective 1.776357e-15, 3383 iterations, 0.17 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 (7749 simplex iterations) in 0.42 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 [26, 45, 55, 59, 63, 70, 90, 98, 99, 102, 124, 134, 135, 151, 157, 166, 192, 197, 214, 223, 227, 233, 234, 236] edges [(12, 90), (174, 223), (93, 59), (36, 197), (234, 234), (75, 134), (208, 70), (55, 90), (204, 90), (152, 233), (142, 192), (63, 151), (185, 166), (15, 151), (198, 236), (14, 55), (230, 166), (122, 102), (224, 236), (239, 166), (34, 233), (105, 223), (168, 236), (213, 55), (84, 227), (45, 59), (158, 166), (116, 166), (201, 151), (52, 234), (214, 214), (89, 124), (159, 166), (33, 135), (58, 135), (155, 234), (2, 234), (109, 63), (202, 214), (228, 192), (73, 234), (10, 234), (74, 70), (126, 157), (225, 26), (173, 124), (176, 157), (160, 227), (87, 234), (187, 227), (30, 124), (236, 236), (223, 223), (139, 233), (162, 134), (161, 55), (4, 223), (192, 192), (148, 151), (76, 90), (197, 197), (165, 234), (5, 124), (8, 157), (237, 197), (61, 234), (149, 166), (56, 151), (143, 234), (107, 236), (96, 234), (11, 99), (128, 214), (104, 214), (199, 166), (26, 26), (193, 234), (163, 151), (72, 234), (150, 236), (146, 63), (206, 227), (220, 98), (153, 236), (156, 102), (51, 102), (226, 192), (136, 124), (157, 234), (194, 214), (232, 151), (3, 135), (95, 227), (186, 234), (180, 45), (184, 151), (103, 227), (231, 234), (154, 234), (59, 59), (13, 70), (7, 233), (115, 223), (70, 70), (49, 192), (189, 151), (64, 55), (167, 234), (42, 236), (169, 166), (98, 45), (43, 197), (211, 45), (111, 214), (16, 26), (86, 151), (67, 227), (1, 223), (66, 26), (37, 135), (200, 134), (137, 192), (218, 45), (53, 236), (40, 234), (195, 151), (235, 166), (24, 151), (88, 134), (132, 233), (46, 233), (210, 197), (48, 227), (62, 197), (130, 90), (179, 90), (102, 102), (78, 99), (182, 157), (238, 55), (85, 70), (39, 223), (91, 233), (127, 233), (44, 26), (134, 134), (229, 134), (18, 134), (80, 151), (31, 234), (9, 166), (35, 214), (120, 227), (209, 197), (121, 124), (28, 45), (94, 197), (25, 59), (99, 227), (19, 223), (21, 45), (219, 236), (203, 197), (172, 236), (54, 70), (131, 236), (106, 233), (38, 151), (113, 197), (212, 90), (233, 233), (141, 134), (77, 63), (191, 233), (222, 197), (108, 26), (69, 234), (6, 197), (138, 236), (29, 70), (190, 214), (68, 197), (177, 124), (65, 214), (50, 233), (101, 233), (183, 90), (125, 124), (151, 151), (79, 63), (47, 151), (92, 70), (217, 135), (41, 98), (118, 45), (32, 70), (178, 233), (175, 234), (22, 223), (112, 234), (164, 236), (196, 197), (205, 134), (27, 135), (90, 90), (119, 236), (60, 234), (71, 192), (117, 234), (23, 70), (124, 124), (97, 124), (17, 98), (129, 166), (123, 90), (133, 70), (83, 223), (171, 234), (145, 192), (221, 90), (215, 166), (0, 214), (100, 157), (81, 234), (207, 45), (110, 227), (114, 151), (188, 234), (147, 234), (170, 223), (140, 70), (144, 236), (57, 227), (82, 197), (135, 135), (181, 135), (216, 98), (166, 166), (227, 99), (20, 234)] current theta: 0.0845189466207 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:32 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 56234 rows and 56454 columns Presolve time: 0.05s Presolved: 1607 rows, 1626 columns, 4362 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1626 integer (1625 binary) Root relaxation: cutoff, 1862 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 (1862 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: 0.126778419931 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:32 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54842 rows and 54923 columns Presolve time: 0.07s Presolved: 2999 rows, 3157 columns, 8673 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3157 integer (3157 binary) Root relaxation: objective -1.421085e-14, 4038 iterations, 0.23 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 281 - -0.00000 - - 0s 0 0 -0.00000 0 574 - -0.00000 - - 0s 0 0 0.00000 0 208 - -0.00000 - - 0s 0 0 0.00000 0 274 - 0.00000 - - 1s 0 0 0.00000 0 208 - 0.00000 - - 1s 0 0 0.00000 0 268 - 0.00000 - - 1s 0 0 0.00000 0 208 - 0.00000 - - 1s 0 0 0.00000 0 371 - 0.00000 - - 2s 0 0 0.00000 0 409 - 0.00000 - - 2s 0 0 0.00000 0 409 - 0.00000 - - 2s 0 2 0.00000 0 408 - 0.00000 - - 2s Cutting planes: Gomory: 1 Zero half: 10 Explored 13 nodes (53217 simplex iterations) in 2.78 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.147908156586 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:35 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 53894 rows and 53929 columns Presolve time: 0.09s Presolved: 3947 rows, 4151 columns, 11563 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 4151 integer (4151 binary) Root relaxation: objective 2.131628e-14, 3278 iterations, 0.14 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 (5650 simplex iterations) in 0.32 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, 58, 88, 91, 103, 105, 106, 115, 120, 124, 149, 151, 155, 156, 164, 169, 196, 214, 225, 228, 231, 232, 234, 236] edges [(192, 228), (181, 232), (27, 58), (26, 225), (80, 232), (54, 91), (107, 156), (234, 234), (102, 156), (215, 169), (208, 91), (112, 231), (218, 196), (46, 91), (183, 228), (123, 164), (223, 105), (193, 155), (135, 58), (137, 155), (3, 58), (82, 196), (198, 236), (133, 120), (12, 228), (67, 120), (106, 106), (103, 120), (53, 164), (36, 156), (105, 105), (209, 156), (56, 232), (32, 91), (168, 156), (47, 228), (28, 25), (210, 156), (204, 228), (202, 155), (79, 232), (195, 232), (41, 236), (231, 231), (52, 234), (39, 115), (134, 88), (238, 169), (214, 214), (179, 164), (89, 124), (64, 91), (221, 228), (88, 88), (92, 91), (96, 214), (219, 164), (37, 231), (161, 169), (2, 234), (118, 25), (10, 234), (87, 234), (30, 124), (203, 196), (165, 234), (5, 124), (113, 196), (61, 234), (143, 234), (200, 88), (162, 88), (178, 106), (128, 214), (152, 103), (104, 214), (163, 151), (144, 164), (148, 228), (98, 25), (145, 155), (142, 155), (153, 236), (176, 115), (14, 169), (70, 25), (136, 124), (157, 234), (194, 214), (77, 151), (186, 234), (184, 151), (15, 164), (99, 225), (69, 231), (170, 105), (154, 234), (55, 164), (207, 25), (149, 149), (94, 196), (212, 228), (160, 120), (95, 120), (167, 234), (130, 164), (225, 225), (239, 169), (74, 91), (116, 169), (205, 88), (111, 214), (228, 228), (4, 105), (187, 120), (174, 105), (25, 25), (222, 196), (76, 164), (141, 88), (6, 196), (75, 88), (109, 232), (197, 196), (159, 169), (50, 106), (40, 234), (140, 120), (63, 149), (237, 196), (62, 196), (72, 231), (229, 88), (127, 106), (110, 120), (220, 236), (115, 105), (44, 225), (139, 91), (59, 25), (129, 149), (33, 232), (8, 231), (71, 155), (73, 231), (21, 25), (196, 196), (51, 156), (85, 91), (29, 91), (120, 120), (22, 105), (173, 149), (233, 106), (138, 169), (164, 164), (121, 149), (78, 225), (126, 231), (31, 234), (166, 169), (227, 120), (35, 214), (58, 58), (57, 120), (83, 115), (90, 228), (199, 149), (1, 105), (7, 228), (101, 106), (172, 236), (19, 115), (18, 88), (48, 120), (131, 236), (38, 151), (91, 91), (84, 120), (226, 155), (171, 231), (23, 120), (224, 164), (156, 156), (230, 169), (190, 214), (177, 124), (65, 214), (201, 228), (17, 25), (216, 25), (86, 169), (236, 156), (125, 124), (151, 151), (122, 156), (93, 25), (175, 234), (185, 169), (146, 151), (211, 196), (180, 25), (206, 120), (66, 225), (169, 149), (189, 228), (119, 236), (68, 156), (60, 234), (42, 164), (100, 231), (117, 234), (16, 225), (182, 231), (124, 124), (97, 124), (108, 225), (49, 155), (191, 228), (34, 214), (43, 156), (132, 91), (24, 228), (0, 214), (81, 234), (213, 164), (217, 232), (114, 151), (11, 225), (188, 234), (147, 234), (9, 169), (45, 25), (13, 91), (158, 169), (235, 169), (155, 155), (150, 164), (232, 232), (20, 234)] current theta: 0.137343288259 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:36 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54388 rows and 54441 columns Presolve time: 0.08s Presolved: 3453 rows, 3639 columns, 10063 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3639 integer (3639 binary) Root relaxation: objective 7.105427e-15, 3084 iterations, 0.15 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 (5673 simplex iterations) in 0.34 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, 11, 21, 42, 53, 58, 63, 65, 82, 88, 103, 110, 136, 156, 163, 171, 176, 202, 207, 221, 223, 225, 230, 233] edges [(123, 221), (47, 163), (52, 171), (174, 223), (72, 176), (65, 65), (27, 58), (26, 225), (33, 3), (213, 221), (107, 156), (5, 136), (118, 207), (188, 223), (17, 207), (102, 156), (19, 176), (95, 110), (147, 202), (44, 11), (10, 171), (111, 65), (2, 171), (137, 202), (171, 171), (113, 21), (154, 171), (237, 82), (84, 110), (3, 58), (24, 163), (87, 176), (149, 63), (128, 65), (38, 63), (132, 221), (15, 53), (36, 156), (166, 230), (139, 103), (185, 63), (209, 156), (105, 223), (168, 156), (96, 202), (210, 156), (119, 42), (108, 11), (46, 103), (28, 21), (192, 163), (134, 88), (138, 230), (88, 88), (150, 42), (8, 171), (182, 171), (183, 53), (177, 136), (224, 221), (206, 110), (9, 230), (82, 82), (219, 53), (70, 207), (223, 223), (53, 53), (101, 202), (94, 21), (228, 221), (4, 223), (172, 42), (157, 171), (191, 221), (61, 171), (143, 171), (194, 202), (200, 88), (176, 176), (232, 63), (114, 63), (162, 88), (152, 103), (140, 207), (135, 3), (151, 163), (115, 176), (41, 42), (0, 65), (146, 63), (120, 110), (39, 176), (124, 136), (148, 163), (227, 110), (98, 21), (40, 171), (236, 42), (78, 11), (208, 221), (42, 42), (59, 207), (58, 3), (211, 82), (99, 11), (48, 110), (91, 221), (55, 53), (25, 207), (90, 221), (214, 65), (163, 163), (186, 202), (205, 88), (130, 221), (167, 171), (21, 21), (184, 163), (1, 223), (141, 88), (189, 163), (75, 88), (7, 221), (155, 202), (74, 221), (230, 230), (73, 171), (103, 103), (175, 202), (64, 221), (93, 207), (121, 136), (201, 163), (129, 63), (229, 88), (231, 171), (218, 82), (89, 136), (86, 53), (181, 63), (63, 63), (60, 202), (29, 207), (80, 63), (212, 221), (136, 136), (217, 63), (51, 156), (14, 53), (215, 230), (127, 233), (159, 230), (216, 42), (69, 176), (222, 82), (193, 171), (54, 221), (97, 136), (239, 230), (23, 207), (187, 103), (234, 171), (18, 88), (34, 202), (164, 42), (158, 230), (71, 171), (106, 233), (202, 202), (180, 21), (233, 233), (221, 221), (207, 207), (197, 82), (76, 53), (226, 202), (156, 156), (109, 3), (161, 53), (238, 230), (50, 233), (67, 110), (32, 221), (153, 230), (62, 82), (144, 53), (116, 230), (56, 63), (79, 63), (122, 156), (160, 110), (199, 230), (225, 11), (20, 171), (173, 136), (178, 233), (35, 202), (142, 163), (77, 163), (22, 223), (81, 223), (220, 42), (196, 82), (190, 202), (66, 225), (126, 58), (37, 58), (12, 221), (68, 156), (133, 207), (203, 82), (16, 225), (43, 21), (57, 207), (100, 176), (83, 176), (125, 136), (169, 230), (204, 221), (13, 207), (30, 136), (165, 223), (145, 163), (179, 53), (104, 65), (49, 163), (110, 110), (85, 221), (112, 171), (11, 225), (198, 53), (170, 223), (117, 171), (6, 82), (235, 230), (31, 171), (195, 163), (92, 221), (45, 21), (131, 42)] current theta: 0.132060854095 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:36 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54588 rows and 54654 columns Presolve time: 0.08s Presolved: 3253 rows, 3426 columns, 9450 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3426 integer (3426 binary) Root relaxation: objective -2.842171e-14, 3403 iterations, 0.17 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 (7284 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 [46, 51, 65, 76, 88, 93, 102, 106, 119, 135, 136, 143, 147, 169, 176, 196, 201, 206, 207, 221, 223, 225, 232, 237] edges [(123, 221), (198, 119), (137, 147), (174, 223), (181, 232), (72, 176), (65, 65), (26, 225), (80, 232), (213, 221), (5, 136), (118, 207), (188, 223), (17, 207), (215, 169), (111, 65), (155, 147), (129, 169), (107, 102), (218, 196), (197, 237), (43, 237), (186, 147), (87, 176), (128, 65), (132, 221), (236, 119), (106, 106), (183, 76), (56, 232), (105, 223), (150, 119), (21, 93), (138, 119), (163, 201), (142, 201), (103, 46), (79, 232), (34, 106), (15, 76), (114, 232), (184, 201), (134, 88), (238, 169), (160, 206), (88, 88), (90, 76), (33, 135), (169, 169), (177, 136), (58, 135), (161, 169), (31, 143), (224, 221), (231, 143), (180, 93), (51, 119), (70, 207), (195, 201), (223, 223), (4, 223), (216, 93), (203, 196), (191, 221), (201, 201), (140, 206), (113, 196), (73, 143), (209, 237), (200, 88), (176, 176), (53, 76), (162, 88), (178, 106), (2, 143), (220, 51), (0, 65), (219, 119), (61, 143), (96, 147), (39, 176), (124, 136), (55, 76), (156, 102), (14, 169), (52, 147), (3, 135), (86, 76), (40, 176), (36, 237), (99, 225), (171, 143), (199, 169), (46, 46), (115, 223), (208, 221), (94, 196), (228, 76), (59, 207), (67, 206), (167, 143), (112, 143), (168, 102), (154, 147), (91, 221), (57, 206), (25, 207), (225, 225), (239, 169), (214, 65), (192, 201), (172, 51), (164, 76), (116, 169), (205, 88), (130, 221), (148, 201), (119, 119), (45, 93), (1, 223), (110, 206), (24, 201), (146, 232), (141, 88), (6, 196), (75, 88), (7, 221), (20, 143), (74, 221), (222, 237), (109, 232), (159, 169), (50, 106), (62, 196), (152, 46), (64, 221), (93, 207), (121, 136), (210, 51), (229, 88), (127, 106), (68, 237), (89, 136), (77, 201), (190, 147), (37, 143), (44, 225), (29, 207), (196, 196), (212, 221), (102, 102), (136, 136), (82, 237), (60, 147), (84, 206), (69, 176), (182, 143), (233, 106), (78, 225), (54, 221), (145, 201), (166, 169), (149, 169), (28, 93), (194, 147), (97, 136), (19, 223), (47, 201), (101, 106), (23, 207), (10, 143), (18, 88), (98, 93), (139, 46), (221, 221), (117, 143), (207, 207), (187, 206), (230, 169), (49, 201), (120, 206), (27, 143), (157, 143), (143, 143), (32, 221), (226, 147), (147, 147), (217, 135), (173, 136), (185, 169), (153, 119), (22, 223), (211, 196), (81, 223), (42, 119), (41, 51), (66, 225), (126, 143), (76, 76), (12, 221), (133, 207), (95, 206), (16, 225), (100, 176), (71, 201), (108, 225), (83, 176), (125, 136), (38, 232), (204, 221), (144, 119), (13, 207), (30, 136), (165, 223), (189, 201), (227, 206), (104, 65), (151, 201), (63, 232), (202, 147), (237, 237), (206, 206), (85, 221), (175, 147), (35, 147), (11, 225), (8, 143), (170, 223), (9, 169), (158, 169), (193, 143), (179, 76), (122, 51), (234, 143), (135, 135), (235, 169), (131, 93), (232, 232), (92, 221), (48, 206)] current theta: 0.129419637013 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:37 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54708 rows and 54783 columns Presolve time: 0.07s Presolved: 3133 rows, 3297 columns, 9081 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3297 integer (3297 binary) Root relaxation: objective -2.842171e-14, 3444 iterations, 0.17 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 60 - -0.00000 - - 0s 0 0 0.00000 0 60 - 0.00000 - - 0s 0 0 0.00000 0 58 - 0.00000 - - 0s 0 0 0.00000 0 58 - 0.00000 - - 0s 0 0 0.00000 0 56 - 0.00000 - - 0s 0 0 0.00000 0 56 - 0.00000 - - 0s 0 0 0.00000 0 56 - 0.00000 - - 0s 0 0 0.00000 0 52 - 0.00000 - - 0s 0 0 0.00000 0 52 - 0.00000 - - 1s 0 0 0.00000 0 52 - 0.00000 - - 1s 0 0 0.00000 0 34 - 0.00000 - - 1s 0 0 0.00000 0 309 - 0.00000 - - 1s 0 0 0.00000 0 48 - 0.00000 - - 1s 0 0 0.00000 0 48 - 0.00000 - - 1s 0 0 0.00000 0 38 - 0.00000 - - 1s 0 0 0.00000 0 40 - 0.00000 - - 1s 0 0 0.00000 0 38 - 0.00000 - - 1s 0 0 0.00000 0 38 - 0.00000 - - 1s 0 0 0.00000 0 38 - 0.00000 - - 1s 0 0 0.00000 0 38 - 0.00000 - - 1s 0 2 0.00000 0 38 - 0.00000 - - 2s * 12 3 7 0.0000000 0.00000 0.00% 622 2s Cutting planes: Zero half: 9 Explored 13 nodes (70305 simplex iterations) in 2.55 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 [14, 50, 54, 58, 65, 72, 88, 90, 102, 109, 114, 118, 136, 145, 158, 174, 183, 186, 197, 206, 218, 220, 225, 226] edges [(12, 90), (82, 218), (161, 14), (65, 65), (27, 58), (26, 225), (45, 118), (157, 72), (36, 197), (5, 136), (211, 218), (50, 50), (239, 158), (111, 65), (107, 102), (117, 145), (14, 14), (83, 72), (135, 58), (196, 218), (3, 58), (2, 145), (96, 186), (223, 174), (221, 54), (20, 145), (140, 118), (128, 65), (215, 14), (57, 118), (151, 114), (226, 226), (173, 109), (103, 50), (76, 183), (180, 220), (131, 220), (202, 186), (62, 218), (54, 54), (7, 90), (64, 54), (134, 88), (190, 186), (208, 54), (51, 220), (150, 220), (160, 206), (88, 88), (29, 54), (207, 118), (204, 183), (81, 186), (53, 14), (33, 109), (177, 136), (149, 158), (21, 220), (91, 54), (129, 158), (92, 54), (197, 197), (137, 226), (87, 72), (86, 14), (237, 197), (213, 183), (155, 226), (9, 158), (200, 88), (98, 220), (22, 174), (162, 88), (109, 109), (23, 118), (106, 50), (130, 183), (195, 114), (4, 186), (25, 118), (0, 65), (59, 118), (124, 136), (156, 102), (6, 218), (176, 72), (28, 220), (158, 158), (144, 220), (116, 158), (181, 114), (63, 114), (148, 145), (138, 14), (99, 225), (236, 220), (122, 220), (119, 14), (8, 72), (159, 158), (67, 206), (168, 102), (172, 220), (225, 225), (164, 183), (43, 197), (214, 65), (38, 114), (40, 72), (205, 88), (79, 114), (133, 118), (46, 54), (101, 226), (192, 226), (110, 206), (141, 88), (75, 88), (232, 109), (19, 174), (171, 72), (105, 174), (198, 14), (77, 114), (191, 54), (199, 158), (121, 136), (229, 88), (217, 109), (35, 186), (89, 136), (210, 197), (44, 225), (31, 72), (152, 50), (60, 186), (10, 72), (179, 90), (230, 158), (102, 102), (219, 183), (136, 136), (170, 186), (73, 72), (235, 158), (41, 220), (163, 90), (139, 50), (85, 54), (84, 206), (185, 158), (201, 145), (184, 114), (30, 109), (78, 225), (209, 197), (193, 145), (58, 58), (188, 186), (72, 72), (100, 72), (224, 183), (97, 136), (234, 72), (32, 54), (186, 186), (147, 226), (203, 197), (42, 220), (69, 72), (18, 88), (114, 114), (113, 197), (169, 158), (231, 72), (1, 174), (123, 183), (222, 197), (24, 90), (212, 183), (187, 206), (146, 114), (175, 226), (34, 226), (47, 90), (68, 197), (17, 118), (120, 206), (218, 218), (94, 218), (15, 183), (142, 145), (80, 114), (74, 54), (55, 183), (115, 174), (228, 90), (132, 54), (216, 220), (118, 118), (112, 72), (66, 225), (90, 90), (189, 90), (126, 58), (37, 58), (167, 186), (56, 114), (165, 186), (95, 206), (16, 225), (183, 183), (166, 158), (145, 145), (108, 225), (93, 118), (39, 174), (52, 186), (125, 136), (153, 14), (182, 72), (71, 145), (227, 206), (127, 50), (104, 65), (174, 174), (49, 226), (206, 206), (11, 225), (61, 145), (154, 186), (13, 54), (70, 118), (143, 72), (178, 226), (48, 206), (194, 226), (233, 50), (238, 14), (220, 220)] current theta: 0.128099028472 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:40 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54768 rows and 54845 columns Presolve time: 0.07s Presolved: 3073 rows, 3235 columns, 8899 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3235 integer (3235 binary) Root relaxation: objective -5.684342e-14, 3644 iterations, 0.17 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 (5451 simplex iterations) in 0.32 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, 31, 50, 54, 56, 65, 83, 88, 90, 105, 107, 118, 124, 142, 164, 173, 188, 196, 206, 209, 220, 225, 226, 239] edges [(12, 90), (65, 65), (26, 225), (45, 118), (33, 3), (60, 188), (202, 226), (50, 50), (111, 65), (204, 90), (27, 142), (9, 239), (218, 196), (158, 239), (185, 173), (123, 164), (14, 164), (176, 83), (223, 105), (35, 188), (129, 173), (145, 31), (221, 54), (82, 196), (171, 31), (128, 65), (53, 164), (188, 188), (57, 118), (226, 226), (105, 105), (103, 50), (180, 220), (131, 220), (54, 54), (197, 209), (7, 90), (64, 54), (134, 88), (237, 209), (179, 164), (3, 3), (208, 54), (51, 220), (150, 220), (89, 124), (160, 206), (96, 188), (88, 88), (219, 164), (86, 56), (207, 118), (109, 173), (193, 142), (31, 31), (21, 220), (91, 54), (231, 31), (100, 83), (30, 124), (92, 54), (203, 196), (137, 226), (37, 31), (5, 124), (140, 206), (113, 196), (155, 226), (200, 88), (73, 31), (98, 220), (162, 88), (167, 188), (23, 118), (119, 107), (106, 50), (135, 3), (38, 56), (25, 118), (0, 65), (173, 173), (59, 118), (52, 188), (169, 239), (143, 142), (63, 56), (28, 220), (136, 124), (144, 220), (15, 164), (99, 225), (170, 105), (83, 83), (236, 220), (122, 220), (55, 164), (182, 31), (94, 196), (58, 3), (161, 164), (67, 206), (19, 83), (172, 220), (159, 239), (154, 188), (225, 225), (115, 83), (195, 56), (214, 65), (205, 88), (133, 118), (46, 54), (101, 226), (148, 90), (215, 239), (183, 164), (209, 209), (174, 105), (40, 188), (222, 196), (76, 164), (192, 226), (110, 206), (232, 56), (20, 31), (141, 88), (190, 188), (239, 239), (6, 196), (75, 88), (138, 239), (191, 54), (62, 196), (229, 88), (77, 56), (43, 209), (44, 225), (130, 90), (152, 50), (186, 188), (196, 196), (79, 56), (114, 56), (177, 173), (2, 31), (41, 220), (163, 90), (29, 118), (22, 105), (149, 173), (146, 56), (85, 54), (112, 188), (201, 142), (84, 206), (217, 3), (235, 239), (164, 164), (78, 225), (8, 31), (139, 54), (68, 209), (107, 107), (153, 239), (181, 3), (32, 54), (1, 105), (147, 226), (42, 220), (230, 239), (18, 88), (69, 83), (168, 107), (10, 31), (102, 107), (24, 90), (166, 239), (187, 206), (81, 188), (87, 83), (224, 164), (165, 188), (72, 31), (175, 226), (34, 226), (47, 90), (4, 188), (184, 56), (17, 118), (117, 142), (120, 206), (80, 56), (71, 142), (234, 188), (116, 239), (74, 54), (210, 220), (228, 90), (212, 164), (132, 54), (199, 239), (211, 196), (216, 220), (118, 118), (125, 173), (198, 164), (66, 225), (90, 90), (189, 90), (126, 31), (95, 206), (16, 225), (124, 124), (97, 124), (39, 83), (61, 142), (108, 225), (93, 118), (238, 56), (227, 206), (127, 50), (36, 209), (104, 65), (213, 164), (157, 31), (49, 226), (206, 206), (121, 173), (11, 225), (151, 56), (13, 54), (70, 118), (142, 142), (178, 226), (48, 206), (194, 226), (233, 50), (156, 209), (220, 220), (56, 56)] current theta: 0.127438724202 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:40 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54810 rows and 54889 columns Presolve time: 0.07s Presolved: 3031 rows, 3191 columns, 8771 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3191 integer (3191 binary) Root relaxation: objective 5.684342e-14, 3858 iterations, 0.22 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 367 - 0.00000 - - 0s 0 0 0.00000 0 415 - 0.00000 - - 0s 0 0 0.00000 0 285 - 0.00000 - - 1s 0 0 0.00000 0 329 - 0.00000 - - 1s 0 0 0.00000 0 511 - 0.00000 - - 1s 0 0 0.00000 0 511 - 0.00000 - - 1s 0 2 0.00000 0 511 - 0.00000 - - 1s Cutting planes: Gomory: 1 Zero half: 8 Explored 3 nodes (30917 simplex iterations) in 1.69 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.127768876337 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:42 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54786 rows and 54864 columns Presolve time: 0.07s Presolved: 3055 rows, 3216 columns, 8844 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3216 integer (3216 binary) Root relaxation: objective -2.842171e-14, 3859 iterations, 0.21 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 (5792 simplex iterations) in 0.38 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, 50, 54, 65, 82, 83, 88, 90, 105, 107, 114, 118, 136, 143, 145, 159, 164, 173, 186, 206, 209, 220, 225, 226] edges [(65, 65), (26, 225), (45, 118), (33, 3), (40, 83), (5, 136), (202, 226), (81, 83), (9, 159), (50, 50), (111, 65), (204, 90), (185, 173), (123, 164), (14, 164), (176, 83), (223, 105), (237, 82), (129, 173), (96, 186), (221, 54), (140, 118), (128, 65), (53, 164), (57, 118), (151, 114), (226, 226), (105, 105), (103, 50), (19, 105), (180, 220), (131, 220), (54, 54), (159, 159), (7, 90), (64, 54), (134, 88), (190, 186), (179, 164), (3, 3), (169, 159), (208, 54), (51, 220), (150, 220), (160, 206), (88, 88), (219, 164), (113, 82), (207, 118), (177, 136), (109, 173), (31, 143), (231, 143), (82, 82), (142, 143), (21, 220), (91, 54), (100, 83), (92, 54), (76, 90), (137, 226), (155, 226), (73, 143), (200, 88), (98, 220), (162, 88), (23, 118), (2, 143), (119, 107), (106, 50), (195, 114), (135, 3), (4, 186), (25, 118), (0, 65), (86, 114), (173, 173), (61, 143), (59, 118), (124, 136), (28, 220), (235, 159), (144, 220), (181, 114), (63, 114), (15, 164), (99, 225), (170, 105), (83, 83), (171, 143), (236, 220), (55, 164), (58, 3), (67, 206), (211, 82), (167, 143), (145, 143), (112, 143), (130, 164), (172, 220), (225, 225), (27, 145), (115, 83), (214, 65), (38, 114), (161, 159), (205, 88), (133, 118), (46, 54), (101, 226), (148, 90), (183, 164), (209, 209), (174, 105), (94, 209), (192, 226), (110, 206), (141, 88), (75, 88), (20, 143), (199, 159), (232, 114), (77, 114), (191, 54), (121, 136), (238, 159), (229, 88), (218, 82), (35, 186), (89, 136), (43, 209), (37, 143), (44, 225), (152, 50), (60, 186), (136, 136), (122, 209), (41, 220), (163, 90), (139, 50), (158, 159), (29, 118), (22, 105), (149, 173), (85, 54), (84, 206), (182, 143), (222, 82), (201, 145), (217, 3), (184, 114), (164, 164), (78, 225), (138, 159), (68, 209), (188, 186), (107, 107), (97, 136), (12, 164), (32, 54), (1, 105), (186, 186), (147, 226), (42, 220), (10, 143), (18, 88), (69, 83), (168, 107), (215, 159), (114, 114), (153, 159), (166, 159), (102, 107), (24, 90), (117, 143), (197, 82), (72, 143), (187, 206), (146, 114), (87, 83), (224, 164), (175, 226), (34, 226), (47, 90), (17, 118), (120, 206), (239, 159), (157, 143), (80, 114), (74, 54), (143, 143), (62, 82), (210, 220), (228, 90), (212, 164), (132, 54), (216, 220), (118, 118), (79, 173), (196, 82), (198, 164), (230, 159), (66, 225), (126, 143), (90, 90), (189, 90), (56, 114), (203, 82), (165, 186), (95, 206), (16, 225), (39, 83), (108, 225), (93, 118), (52, 186), (125, 136), (30, 136), (71, 145), (227, 206), (127, 50), (36, 209), (104, 65), (213, 164), (116, 159), (49, 226), (206, 206), (11, 225), (8, 143), (154, 186), (6, 82), (13, 54), (193, 143), (234, 143), (70, 118), (178, 226), (48, 206), (194, 226), (233, 50), (156, 209), (220, 220)] current theta: 0.127603800269 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:43 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54804 rows and 54883 columns Presolve time: 0.07s Presolved: 3037 rows, 3197 columns, 8789 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3197 integer (3197 binary) Root relaxation: objective 2.842171e-14, 4151 iterations, 0.22 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 271 - 0.00000 - - 0s 0 0 0.00000 0 497 - 0.00000 - - 0s 0 0 0.00000 0 386 - 0.00000 - - 0s 0 0 0.00000 0 433 - 0.00000 - - 1s 0 0 0.00000 0 289 - 0.00000 - - 1s 0 0 0.00000 0 435 - 0.00000 - - 1s 0 0 0.00000 0 406 - 0.00000 - - 1s 0 0 0.00000 0 355 - 0.00000 - - 2s 0 0 0.00000 0 447 - 0.00000 - - 2s 0 0 0.00000 0 447 - 0.00000 - - 2s 0 2 0.00000 0 447 - 0.00000 - - 2s Cutting planes: Gomory: 1 Zero half: 16 Explored 7 nodes (52948 simplex iterations) in 2.95 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.127686338303 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 06:18:46 2014 Optimize a model with 57841 rows, 58080 columns and 173280 nonzeros Presolve removed 54792 rows and 54870 columns Presolve time: 0.07s Presolved: 3049 rows, 3210 columns, 8826 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3210 integer (3210 binary) Root relaxation: objective 0.000000e+00, 3834 iterations, 0.19 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 (7437 simplex iterations) in 0.40 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 [22, 50, 54, 58, 60, 65, 83, 88, 101, 107, 109, 114, 118, 136, 143, 148, 161, 169, 183, 196, 206, 209, 220, 225] edges [(65, 65), (27, 58), (26, 225), (45, 118), (40, 83), (5, 136), (81, 83), (215, 169), (50, 50), (111, 65), (129, 169), (218, 196), (176, 83), (135, 58), (3, 58), (189, 148), (221, 54), (82, 196), (128, 65), (165, 60), (151, 114), (173, 109), (178, 101), (103, 50), (76, 183), (180, 220), (131, 220), (54, 54), (202, 60), (197, 209), (64, 54), (55, 161), (134, 88), (238, 169), (237, 209), (208, 54), (51, 220), (150, 220), (60, 60), (160, 206), (88, 88), (29, 54), (49, 148), (207, 118), (204, 183), (169, 169), (33, 109), (177, 136), (96, 60), (31, 143), (170, 22), (231, 143), (35, 60), (142, 143), (71, 143), (21, 220), (91, 54), (100, 83), (92, 54), (203, 196), (7, 101), (154, 60), (140, 206), (113, 196), (213, 183), (73, 143), (200, 88), (223, 22), (98, 220), (155, 60), (162, 88), (109, 109), (23, 118), (2, 143), (119, 107), (106, 50), (130, 183), (12, 183), (195, 114), (25, 118), (0, 65), (86, 114), (61, 143), (59, 118), (124, 136), (14, 169), (4, 22), (28, 220), (144, 220), (181, 114), (63, 114), (99, 225), (22, 22), (83, 83), (171, 143), (236, 220), (199, 169), (1, 22), (198, 161), (94, 196), (137, 101), (67, 206), (167, 143), (145, 143), (112, 143), (19, 83), (172, 220), (57, 206), (225, 225), (164, 183), (239, 169), (115, 83), (214, 65), (38, 114), (116, 169), (205, 88), (194, 60), (79, 114), (133, 118), (46, 54), (209, 209), (222, 196), (52, 60), (110, 206), (190, 65), (141, 88), (6, 196), (75, 88), (20, 143), (232, 109), (159, 169), (77, 114), (191, 54), (105, 22), (62, 196), (121, 136), (229, 88), (217, 109), (89, 136), (47, 148), (138, 161), (43, 209), (37, 143), (44, 225), (179, 183), (152, 50), (196, 196), (219, 183), (136, 136), (153, 161), (148, 148), (122, 209), (41, 220), (139, 50), (228, 148), (85, 54), (84, 206), (182, 143), (184, 114), (30, 109), (78, 225), (161, 161), (166, 169), (149, 169), (68, 209), (58, 58), (107, 107), (224, 183), (97, 136), (32, 54), (90, 148), (226, 101), (42, 220), (10, 143), (18, 88), (69, 83), (168, 107), (114, 114), (123, 183), (102, 107), (117, 143), (212, 183), (72, 143), (187, 206), (146, 114), (87, 83), (147, 60), (230, 169), (24, 148), (53, 161), (17, 118), (120, 206), (157, 143), (15, 183), (163, 148), (80, 114), (74, 54), (143, 143), (210, 220), (132, 54), (185, 169), (211, 196), (101, 101), (216, 220), (118, 118), (175, 60), (66, 225), (126, 58), (192, 148), (56, 114), (95, 206), (16, 225), (183, 183), (39, 83), (108, 225), (93, 118), (125, 136), (227, 206), (127, 50), (36, 209), (104, 65), (186, 60), (206, 206), (201, 148), (11, 225), (8, 143), (9, 169), (174, 22), (158, 169), (13, 54), (188, 60), (193, 143), (234, 143), (235, 169), (70, 118), (34, 101), (48, 206), (233, 50), (156, 209), (220, 220)]