current theta: 0.656397456781 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:29 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 18542 rows and 18542 columns Presolve time: 1.54s Presolved: 42715 rows, 42961 columns, 127895 nonzeros Variable types: 0 continuous, 42961 integer (42961 binary) Root relaxation: objective 0.000000e+00, 4106 iterations, 0.38 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% - 2s Explored 0 nodes (8200 simplex iterations) in 2.52 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, 5, 15, 20, 29, 33, 36, 37, 50, 72, 79, 81, 108, 109, 117, 118, 136, 139, 144, 157, 169, 171, 172, 210, 237] edges [(72, 171), (126, 15), (143, 139), (200, 29), (134, 50), (206, 139), (230, 20), (164, 157), (40, 157), (192, 72), (240, 157), (85, 118), (91, 15), (83, 72), (1, 50), (121, 157), (11, 20), (153, 5), (213, 117), (124, 20), (175, 5), (218, 237), (170, 108), (202, 157), (21, 81), (60, 36), (6, 157), (68, 157), (176, 118), (139, 81), (224, 33), (145, 108), (34, 1), (216, 81), (81, 136), (103, 5), (96, 72), (138, 157), (47, 117), (222, 5), (105, 157), (28, 50), (235, 171), (44, 157), (158, 79), (185, 157), (178, 29), (199, 157), (29, 139), (27, 37), (241, 139), (7, 109), (18, 157), (146, 136), (49, 157), (197, 136), (144, 157), (189, 72), (201, 117), (19, 117), (149, 79), (161, 108), (111, 139), (70, 157), (166, 157), (239, 157), (148, 50), (101, 37), (130, 36), (26, 117), (215, 79), (127, 33), (196, 79), (10, 79), (80, 37), (104, 29), (25, 5), (109, 109), (204, 171), (163, 109), (4, 157), (88, 139), (208, 1), (150, 139), (172, 117), (183, 36), (2, 117), (140, 171), (234, 157), (66, 157), (51, 157), (219, 36), (195, 118), (171, 139), (12, 136), (116, 72), (238, 139), (194, 117), (173, 81), (57, 117), (42, 5), (36, 157), (79, 79), (147, 139), (8, 72), (16, 157), (118, 109), (227, 157), (24, 81), (92, 117), (86, 37), (52, 81), (53, 1), (223, 157), (243, 117), (102, 118), (142, 136), (151, 171), (59, 157), (162, 139), (110, 15), (245, 109), (155, 157), (187, 50), (233, 157), (55, 157), (9, 117), (232, 109), (38, 1), (93, 72), (95, 108), (82, 50), (67, 37), (48, 5), (23, 117), (191, 29), (61, 139), (137, 5), (231, 157), (5, 157), (198, 139), (97, 157), (115, 109), (205, 72), (169, 5), (207, 108), (210, 108), (181, 139), (87, 139), (15, 157), (108, 108), (62, 37), (76, 79), (131, 79), (141, 109), (159, 157), (45, 171), (43, 157), (30, 118), (228, 139), (179, 50), (37, 72), (211, 36), (119, 36), (50, 36), (246, 37), (165, 1), (39, 157), (190, 117), (35, 29), (156, 20), (229, 109), (114, 118), (3, 171), (65, 29), (13, 157), (107, 72), (186, 1), (128, 5), (221, 157), (154, 108), (177, 50), (64, 33), (123, 29), (122, 171), (56, 1), (99, 50), (71, 72), (77, 117), (157, 157), (214, 139), (113, 36), (237, 33), (160, 5), (244, 157), (63, 29), (125, 5), (31, 117), (89, 109), (33, 157), (14, 50), (220, 20), (193, 20), (94, 144), (129, 144), (75, 157), (167, 5), (168, 50), (98, 81), (20, 171), (100, 171), (184, 37), (226, 136), (74, 72), (188, 5), (225, 20), (58, 139), (152, 109), (209, 157), (212, 29), (73, 79), (78, 5), (46, 157), (217, 81), (135, 20), (0, 1), (136, 29), (69, 144), (236, 144), (106, 139), (117, 172), (242, 50), (120, 36), (22, 157), (112, 171), (84, 157), (133, 210), (174, 157), (90, 5), (32, 1), (54, 20), (180, 157), (203, 20), (41, 79), (182, 136), (17, 157), (132, 117)] current theta: 0.32819872839 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:32 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 45552 rows and 45552 columns Presolve time: 0.37s Presolved: 15705 rows, 15951 columns, 46865 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 15951 integer (15951 binary) Root relaxation: objective 0.000000e+00, 2532 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 (5357 simplex iterations) in 0.73 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [2, 14, 18, 27, 33, 41, 48, 53, 58, 71, 81, 95, 99, 108, 112, 144, 152, 157, 158, 189, 204, 210, 221, 228, 238] edges [(245, 27), (223, 221), (92, 228), (145, 112), (14, 238), (61, 189), (242, 221), (150, 204), (187, 238), (101, 189), (214, 48), (52, 58), (27, 27), (13, 228), (167, 189), (177, 228), (79, 238), (51, 99), (172, 95), (64, 58), (46, 33), (31, 112), (6, 99), (221, 27), (238, 238), (21, 204), (3, 81), (147, 189), (41, 238), (142, 99), (197, 58), (108, 228), (40, 58), (57, 189), (131, 221), (45, 228), (179, 189), (115, 2), (81, 210), (141, 27), (29, 228), (91, 27), (171, 112), (138, 157), (106, 228), (44, 157), (62, 48), (68, 99), (140, 48), (183, 99), (194, 2), (166, 144), (219, 238), (90, 2), (56, 53), (144, 157), (85, 2), (116, 238), (17, 58), (186, 238), (243, 48), (122, 204), (55, 41), (73, 48), (205, 27), (130, 238), (54, 2), (48, 238), (180, 99), (133, 228), (236, 99), (117, 2), (9, 238), (207, 228), (93, 27), (2, 2), (39, 238), (202, 221), (4, 157), (1, 238), (226, 33), (83, 238), (195, 2), (49, 27), (11, 48), (103, 189), (18, 58), (193, 189), (80, 238), (234, 157), (169, 99), (151, 108), (241, 48), (132, 48), (127, 238), (170, 204), (182, 27), (36, 157), (10, 189), (216, 152), (185, 33), (199, 238), (233, 33), (20, 112), (8, 99), (25, 238), (99, 238), (72, 71), (0, 238), (191, 2), (156, 48), (224, 27), (128, 144), (212, 58), (192, 238), (218, 27), (139, 2), (244, 27), (123, 228), (188, 27), (163, 58), (120, 221), (240, 18), (65, 228), (35, 2), (158, 238), (161, 99), (104, 204), (32, 189), (102, 48), (225, 71), (239, 58), (95, 108), (208, 238), (200, 58), (76, 189), (37, 238), (232, 27), (88, 189), (231, 157), (176, 112), (164, 58), (135, 2), (227, 58), (203, 189), (67, 48), (97, 157), (209, 33), (152, 108), (246, 238), (137, 71), (210, 228), (5, 99), (111, 108), (98, 18), (113, 189), (77, 48), (78, 238), (162, 228), (235, 2), (198, 48), (26, 99), (30, 27), (58, 58), (114, 189), (96, 112), (71, 53), (94, 238), (230, 81), (86, 58), (70, 221), (215, 189), (181, 238), (105, 144), (89, 210), (7, 228), (23, 58), (184, 48), (228, 108), (60, 27), (125, 189), (42, 48), (109, 210), (34, 58), (100, 112), (69, 95), (157, 157), (206, 112), (110, 238), (201, 228), (43, 99), (74, 189), (33, 157), (154, 228), (47, 221), (129, 27), (211, 27), (189, 238), (155, 27), (107, 238), (168, 189), (121, 238), (126, 27), (148, 2), (174, 33), (143, 2), (15, 144), (53, 189), (220, 204), (217, 27), (38, 99), (87, 228), (112, 2), (159, 144), (146, 221), (222, 112), (12, 58), (165, 99), (63, 58), (118, 81), (75, 58), (196, 238), (190, 238), (134, 189), (153, 228), (24, 228), (204, 108), (178, 228), (173, 152), (119, 228), (160, 95), (50, 27), (84, 157), (149, 238), (229, 108), (213, 48), (82, 238), (237, 221), (59, 238), (28, 189), (19, 2), (66, 99), (16, 221), (124, 112), (175, 204), (136, 210), (22, 95)] current theta: 0.164099364195 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:33 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 56380 rows and 56392 columns Presolve time: 0.12s Presolved: 4877 rows, 5111 columns, 14369 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5111 integer (5111 binary) Root relaxation: objective 0.000000e+00, 2740 iterations, 0.11 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 (4655 simplex iterations) in 0.26 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 [20, 28, 41, 68, 97, 103, 130, 136, 142, 152, 177, 194, 198, 215, 233, 235, 236, 237, 238, 240, 241, 242, 243, 244, 246] edges [(100, 20), (80, 215), (164, 244), (81, 152), (24, 240), (79, 130), (138, 237), (85, 243), (150, 235), (106, 152), (187, 238), (184, 243), (69, 240), (101, 243), (28, 177), (243, 243), (229, 177), (156, 241), (238, 238), (110, 68), (167, 243), (109, 240), (202, 97), (215, 241), (119, 240), (51, 68), (77, 243), (92, 177), (29, 152), (179, 243), (139, 235), (212, 142), (197, 240), (168, 241), (61, 241), (161, 142), (59, 246), (127, 242), (188, 142), (131, 242), (126, 242), (183, 142), (104, 235), (34, 242), (130, 130), (39, 246), (33, 97), (236, 236), (124, 235), (38, 242), (191, 235), (166, 237), (216, 177), (65, 177), (170, 235), (246, 130), (42, 243), (18, 244), (40, 237), (239, 244), (0, 130), (141, 198), (11, 243), (45, 177), (210, 136), (122, 177), (140, 241), (76, 194), (133, 177), (96, 194), (232, 237), (203, 241), (75, 244), (241, 241), (169, 103), (3, 177), (36, 237), (207, 240), (137, 241), (32, 215), (175, 240), (158, 130), (8, 238), (6, 237), (49, 244), (160, 177), (55, 68), (206, 194), (56, 237), (148, 20), (94, 242), (78, 198), (99, 242), (17, 244), (53, 238), (205, 242), (145, 243), (149, 215), (227, 244), (153, 177), (58, 236), (135, 241), (86, 103), (66, 68), (26, 198), (144, 97), (73, 215), (14, 41), (143, 243), (10, 103), (97, 97), (234, 236), (102, 243), (182, 243), (163, 142), (1, 246), (70, 242), (9, 215), (47, 103), (213, 241), (157, 97), (111, 152), (199, 68), (83, 215), (196, 130), (176, 235), (129, 242), (5, 242), (15, 97), (91, 242), (41, 41), (225, 241), (123, 240), (13, 142), (186, 246), (128, 242), (4, 237), (136, 136), (180, 244), (71, 238), (235, 235), (231, 233), (178, 177), (185, 242), (142, 236), (152, 152), (105, 233), (244, 244), (20, 194), (46, 97), (214, 243), (35, 243), (220, 177), (242, 242), (146, 142), (27, 236), (68, 68), (217, 28), (172, 142), (121, 103), (116, 246), (174, 237), (240, 240), (50, 198), (151, 177), (230, 177), (98, 240), (63, 240), (107, 242), (195, 235), (194, 194), (204, 177), (44, 97), (228, 152), (125, 241), (108, 136), (155, 236), (233, 233), (162, 136), (226, 97), (114, 142), (7, 177), (117, 243), (82, 246), (222, 243), (154, 152), (67, 194), (22, 244), (84, 97), (88, 238), (209, 244), (193, 241), (37, 130), (118, 152), (60, 238), (198, 215), (165, 242), (62, 243), (211, 142), (72, 241), (201, 28), (221, 242), (54, 241), (43, 68), (64, 103), (19, 243), (93, 198), (134, 103), (181, 241), (192, 243), (31, 20), (48, 241), (171, 20), (90, 28), (224, 142), (74, 238), (200, 236), (223, 244), (89, 240), (147, 198), (237, 237), (173, 152), (115, 235), (87, 152), (132, 215), (21, 235), (57, 241), (2, 20), (218, 240), (245, 142), (120, 237), (190, 241), (95, 240), (30, 28), (103, 242), (177, 177), (159, 233), (208, 41), (219, 130), (113, 238), (112, 243), (23, 240), (16, 242), (25, 68), (189, 215), (12, 240), (52, 142)] current theta: 0.0820496820976 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:33 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 59572 rows and 59803 columns Presolve time: 0.06s Presolved: 1685 rows, 1700 columns, 4578 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1700 integer (1699 binary) Root relaxation: cutoff, 2022 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 (2022 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: 0.123074523146 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:34 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58198 rows and 58272 columns Presolve time: 0.07s Presolved: 3059 rows, 3231 columns, 8853 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3231 integer (3231 binary) Root relaxation: objective 0.000000e+00, 3414 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 (3414 simplex iterations) in 0.25 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 [13, 17, 32, 33, 45, 50, 66, 69, 71, 84, 96, 115, 119, 121, 128, 136, 151, 155, 182, 187, 206, 219, 225, 226, 243] edges [(104, 115), (66, 66), (13, 13), (159, 128), (189, 32), (107, 121), (60, 71), (181, 225), (85, 243), (86, 121), (50, 50), (48, 225), (71, 71), (184, 243), (195, 115), (5, 121), (87, 136), (194, 206), (0, 219), (203, 225), (209, 226), (152, 151), (34, 121), (63, 119), (243, 243), (123, 69), (27, 50), (177, 45), (150, 115), (138, 84), (199, 66), (113, 71), (226, 226), (77, 243), (179, 243), (213, 225), (22, 17), (183, 155), (198, 50), (134, 121), (64, 71), (81, 136), (115, 115), (158, 219), (38, 121), (67, 96), (147, 50), (208, 187), (211, 13), (79, 219), (143, 206), (8, 32), (157, 84), (242, 121), (246, 219), (126, 121), (31, 96), (68, 66), (171, 206), (185, 128), (221, 155), (15, 84), (61, 32), (192, 32), (229, 151), (76, 96), (4, 84), (47, 71), (172, 13), (233, 84), (82, 219), (65, 45), (161, 13), (83, 71), (168, 225), (39, 66), (9, 187), (40, 121), (42, 243), (187, 187), (11, 243), (210, 136), (16, 128), (26, 32), (89, 119), (43, 66), (140, 32), (84, 84), (56, 128), (3, 151), (69, 69), (176, 115), (93, 50), (135, 96), (51, 128), (219, 219), (131, 155), (164, 155), (133, 45), (121, 121), (202, 84), (235, 115), (239, 17), (57, 225), (117, 206), (154, 151), (228, 151), (174, 155), (216, 45), (73, 32), (232, 155), (163, 50), (144, 84), (145, 182), (220, 151), (94, 121), (25, 66), (41, 187), (225, 225), (23, 13), (1, 219), (162, 69), (175, 119), (36, 84), (196, 187), (18, 17), (2, 206), (122, 151), (74, 71), (119, 119), (205, 121), (218, 119), (132, 32), (241, 225), (180, 155), (102, 243), (59, 219), (96, 96), (137, 225), (95, 119), (223, 17), (6, 155), (142, 50), (80, 187), (44, 84), (128, 128), (188, 50), (12, 119), (136, 136), (238, 71), (129, 121), (99, 121), (178, 45), (236, 155), (231, 84), (127, 121), (190, 225), (148, 206), (214, 243), (98, 69), (182, 182), (240, 119), (35, 243), (193, 225), (200, 155), (170, 115), (28, 45), (118, 136), (106, 151), (20, 206), (114, 13), (165, 128), (222, 182), (24, 119), (111, 136), (149, 32), (116, 219), (166, 155), (46, 226), (101, 182), (109, 119), (10, 50), (212, 13), (58, 155), (108, 136), (201, 13), (92, 151), (53, 66), (37, 187), (120, 155), (124, 115), (197, 13), (45, 45), (70, 128), (88, 71), (146, 155), (224, 13), (151, 151), (33, 33), (156, 225), (167, 96), (110, 71), (173, 136), (62, 243), (103, 121), (234, 155), (17, 17), (153, 45), (21, 115), (19, 243), (91, 128), (227, 119), (169, 50), (100, 206), (90, 182), (141, 182), (244, 17), (191, 115), (75, 17), (78, 50), (204, 151), (245, 50), (49, 17), (7, 13), (30, 182), (230, 151), (206, 206), (186, 219), (97, 33), (139, 115), (125, 225), (207, 119), (217, 182), (105, 128), (112, 243), (55, 66), (155, 155), (237, 121), (52, 50), (54, 225), (14, 187), (29, 136), (160, 45), (32, 32), (130, 219), (215, 32), (72, 225)] current theta: 0.102562102622 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:34 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58942 rows and 59103 columns Presolve time: 0.06s Presolved: 2315 rows, 2400 columns, 6534 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2400 integer (2400 binary) Root relaxation: cutoff, 2811 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 (2811 simplex iterations) in 0.12 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.112818312884 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:34 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58590 rows and 58704 columns Presolve time: 0.07s Presolved: 2667 rows, 2799 columns, 7637 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2799 integer (2799 binary) Root relaxation: cutoff, 3456 iterations, 0.12 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 (3456 simplex iterations) in 0.19 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.117946418015 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:35 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58418 rows and 58515 columns Presolve time: 0.07s Presolved: 2839 rows, 2988 columns, 8170 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2988 integer (2988 binary) Root relaxation: cutoff, 3877 iterations, 0.15 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 (3877 simplex iterations) in 0.23 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.120510470581 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:35 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58306 rows and 58389 columns Presolve time: 0.07s Presolved: 2951 rows, 3114 columns, 8520 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3114 integer (3114 binary) Root relaxation: cutoff, 3442 iterations, 0.16 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 (3442 simplex iterations) in 0.23 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.121792496864 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:36 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58248 rows and 58328 columns Presolve time: 0.07s Presolved: 3009 rows, 3175 columns, 8697 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3175 integer (3175 binary) Root relaxation: cutoff, 3813 iterations, 0.19 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 (3813 simplex iterations) in 0.27 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122433510005 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:36 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58224 rows and 58299 columns Presolve time: 0.07s Presolved: 3033 rows, 3204 columns, 8774 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3204 integer (3204 binary) Root relaxation: cutoff, 4021 iterations, 0.19 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 (4021 simplex iterations) in 0.26 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122754016576 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:36 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58212 rows and 58287 columns Presolve time: 0.07s Presolved: 3045 rows, 3216 columns, 8810 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3216 integer (3216 binary) Root relaxation: objective 0.000000e+00, 3505 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 (5501 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 [17, 32, 44, 45, 50, 53, 70, 71, 96, 98, 114, 115, 121, 136, 138, 152, 155, 158, 182, 187, 206, 207, 225, 226, 243] edges [(104, 115), (3, 152), (189, 32), (107, 121), (162, 207), (66, 53), (60, 71), (181, 225), (85, 243), (86, 121), (106, 152), (50, 50), (33, 44), (151, 152), (48, 225), (71, 71), (184, 243), (195, 115), (5, 121), (87, 136), (194, 206), (219, 158), (203, 225), (209, 226), (34, 121), (243, 243), (27, 50), (177, 45), (84, 138), (150, 115), (167, 243), (204, 152), (79, 158), (123, 98), (113, 71), (226, 226), (77, 243), (29, 152), (179, 243), (213, 225), (18, 98), (22, 17), (229, 152), (198, 50), (8, 71), (134, 121), (64, 71), (81, 136), (115, 115), (97, 44), (38, 121), (25, 53), (67, 96), (147, 50), (1, 158), (208, 187), (98, 98), (143, 206), (242, 121), (126, 121), (31, 96), (171, 206), (221, 155), (61, 32), (192, 32), (59, 158), (53, 53), (175, 207), (76, 96), (47, 71), (65, 45), (105, 138), (130, 158), (157, 44), (240, 207), (83, 71), (168, 225), (9, 187), (40, 121), (15, 44), (202, 44), (16, 70), (42, 243), (24, 207), (165, 121), (187, 187), (95, 207), (11, 243), (210, 136), (26, 32), (140, 32), (233, 138), (176, 115), (93, 50), (135, 96), (131, 155), (164, 155), (158, 158), (133, 45), (121, 121), (43, 70), (116, 158), (235, 115), (239, 17), (109, 207), (57, 225), (117, 206), (128, 70), (89, 207), (174, 155), (216, 45), (73, 32), (232, 155), (70, 70), (119, 207), (246, 158), (163, 50), (145, 182), (0, 158), (94, 121), (55, 53), (41, 187), (225, 225), (199, 53), (39, 158), (197, 114), (196, 187), (56, 70), (2, 206), (74, 71), (205, 121), (132, 32), (12, 98), (241, 225), (180, 155), (102, 243), (231, 138), (96, 96), (137, 225), (82, 158), (185, 138), (220, 45), (223, 17), (6, 155), (237, 138), (142, 50), (13, 114), (80, 187), (138, 138), (188, 50), (136, 136), (238, 71), (129, 121), (172, 114), (144, 44), (99, 121), (178, 45), (236, 155), (127, 121), (152, 152), (51, 70), (190, 225), (148, 206), (214, 243), (182, 182), (35, 243), (230, 45), (193, 225), (200, 155), (170, 115), (227, 207), (28, 45), (118, 136), (20, 206), (222, 182), (111, 136), (149, 32), (23, 207), (166, 155), (211, 114), (46, 226), (101, 182), (10, 50), (58, 155), (228, 152), (114, 114), (108, 136), (183, 121), (207, 207), (186, 158), (37, 187), (120, 155), (4, 138), (159, 70), (124, 115), (154, 152), (45, 45), (88, 71), (146, 155), (36, 138), (156, 225), (110, 71), (173, 136), (69, 98), (62, 243), (103, 121), (122, 152), (63, 207), (234, 155), (218, 207), (17, 17), (153, 45), (92, 152), (21, 115), (19, 243), (169, 50), (100, 206), (90, 182), (141, 182), (244, 17), (191, 115), (75, 17), (161, 114), (78, 50), (245, 50), (68, 53), (49, 17), (30, 182), (206, 206), (201, 114), (139, 115), (125, 225), (44, 44), (217, 182), (7, 114), (212, 114), (91, 70), (224, 114), (112, 243), (155, 155), (52, 50), (54, 225), (14, 187), (160, 45), (32, 32), (215, 32), (72, 225)] current theta: 0.12259376329 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:37 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58220 rows and 58295 columns Presolve time: 0.07s Presolved: 3037 rows, 3208 columns, 8786 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3208 integer (3208 binary) Root relaxation: cutoff, 3848 iterations, 0.18 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 (3848 simplex iterations) in 0.25 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122673889933 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:37 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58214 rows and 58289 columns Presolve time: 0.07s Presolved: 3043 rows, 3214 columns, 8804 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 3214 integer (3214 binary) Root relaxation: cutoff, 155 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 (155 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 [17, 32, 44, 45, 50, 53, 70, 71, 96, 98, 114, 115, 121, 136, 138, 152, 155, 158, 182, 187, 206, 207, 225, 226, 243] edges [(104, 115), (3, 152), (189, 32), (107, 121), (162, 207), (66, 53), (60, 71), (181, 225), (85, 243), (86, 121), (106, 152), (50, 50), (33, 44), (151, 152), (48, 225), (71, 71), (184, 243), (195, 115), (5, 121), (87, 136), (194, 206), (219, 158), (203, 225), (209, 226), (34, 121), (243, 243), (27, 50), (177, 45), (84, 138), (150, 115), (167, 243), (204, 152), (79, 158), (123, 98), (113, 71), (226, 226), (77, 243), (29, 152), (179, 243), (213, 225), (18, 98), (22, 17), (229, 152), (198, 50), (8, 71), (134, 121), (64, 71), (81, 136), (115, 115), (97, 44), (38, 121), (25, 53), (67, 96), (147, 50), (1, 158), (208, 187), (98, 98), (143, 206), (242, 121), (126, 121), (31, 96), (171, 206), (221, 155), (61, 32), (192, 32), (59, 158), (53, 53), (175, 207), (76, 96), (47, 71), (65, 45), (105, 138), (130, 158), (157, 44), (240, 207), (83, 71), (168, 225), (9, 187), (40, 121), (15, 44), (202, 44), (16, 70), (42, 243), (24, 207), (165, 121), (187, 187), (95, 207), (11, 243), (210, 136), (26, 32), (140, 32), (233, 138), (176, 115), (93, 50), (135, 96), (131, 155), (164, 155), (158, 158), (133, 45), (121, 121), (43, 70), (116, 158), (235, 115), (239, 17), (109, 207), (57, 225), (117, 206), (128, 70), (89, 207), (174, 155), (216, 45), (73, 32), (232, 155), (70, 70), (119, 207), (246, 158), (163, 50), (145, 182), (0, 158), (94, 121), (55, 53), (41, 187), (225, 225), (199, 53), (39, 158), (197, 114), (196, 187), (56, 70), (2, 206), (74, 71), (205, 121), (132, 32), (12, 98), (241, 225), (180, 155), (102, 243), (231, 138), (96, 96), (137, 225), (82, 158), (185, 138), (220, 45), (223, 17), (6, 155), (237, 138), (142, 50), (13, 114), (80, 187), (138, 138), (188, 50), (136, 136), (238, 71), (129, 121), (172, 114), (144, 44), (99, 121), (178, 45), (236, 155), (127, 121), (152, 152), (51, 70), (190, 225), (148, 206), (214, 243), (182, 182), (35, 243), (230, 45), (193, 225), (200, 155), (170, 115), (227, 207), (28, 45), (118, 136), (20, 206), (222, 182), (111, 136), (149, 32), (23, 207), (166, 155), (211, 114), (46, 226), (101, 182), (10, 50), (58, 155), (228, 152), (114, 114), (108, 136), (183, 121), (207, 207), (186, 158), (37, 187), (120, 155), (4, 138), (159, 70), (124, 115), (154, 152), (45, 45), (88, 71), (146, 155), (36, 138), (156, 225), (110, 71), (173, 136), (69, 98), (62, 243), (103, 121), (122, 152), (63, 207), (234, 155), (218, 207), (17, 17), (153, 45), (92, 152), (21, 115), (19, 243), (169, 50), (100, 206), (90, 182), (141, 182), (244, 17), (191, 115), (75, 17), (161, 114), (78, 50), (245, 50), (68, 53), (49, 17), (30, 182), (206, 206), (201, 114), (139, 115), (125, 225), (44, 44), (217, 182), (7, 114), (212, 114), (91, 70), (224, 114), (112, 243), (155, 155), (52, 50), (54, 225), (14, 187), (160, 45), (32, 32), (215, 32), (72, 225)]