current theta: 0.666194855478 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:53 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 21000 rows and 21000 columns Presolve time: 1.50s Presolved: 40257 rows, 40503 columns, 120521 nonzeros Variable types: 0 continuous, 40503 integer (40503 binary) Root relaxation: objective 0.000000e+00, 4266 iterations, 0.42 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 (9153 simplex iterations) in 2.58 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 [11, 35, 38, 40, 74, 82, 84, 85, 95, 110, 117, 118, 133, 138, 163, 166, 168, 194, 198, 206, 216, 218, 219, 228, 229] edges [(230, 117), (81, 133), (55, 117), (142, 40), (77, 218), (134, 194), (135, 35), (23, 40), (191, 85), (235, 133), (117, 138), (106, 11), (60, 40), (154, 219), (197, 133), (75, 82), (71, 117), (45, 194), (130, 117), (4, 95), (212, 84), (173, 82), (202, 168), (185, 84), (175, 138), (180, 118), (243, 138), (195, 11), (226, 133), (32, 133), (190, 168), (200, 40), (33, 168), (44, 219), (203, 133), (232, 95), (61, 40), (165, 84), (145, 11), (222, 84), (225, 35), (171, 11), (246, 219), (160, 168), (176, 40), (0, 117), (162, 138), (220, 84), (8, 84), (18, 198), (128, 194), (43, 219), (14, 40), (64, 168), (177, 11), (215, 35), (98, 138), (58, 219), (137, 35), (53, 133), (183, 40), (103, 166), (76, 198), (85, 133), (192, 110), (127, 118), (151, 117), (88, 110), (38, 168), (59, 35), (159, 118), (136, 168), (111, 218), (10, 84), (74, 74), (84, 84), (34, 118), (62, 110), (182, 118), (217, 168), (199, 133), (207, 194), (42, 117), (126, 168), (24, 168), (170, 35), (138, 168), (3, 84), (37, 110), (210, 38), (245, 95), (92, 35), (198, 168), (189, 84), (26, 110), (102, 168), (239, 194), (30, 35), (50, 35), (218, 168), (28, 40), (48, 40), (139, 117), (83, 168), (120, 11), (143, 117), (221, 84), (73, 40), (114, 219), (122, 84), (54, 219), (179, 117), (15, 168), (87, 117), (156, 118), (12, 40), (163, 138), (68, 117), (166, 84), (129, 74), (2, 11), (238, 198), (141, 168), (69, 11), (231, 138), (95, 11), (201, 229), (49, 85), (27, 198), (125, 198), (155, 117), (219, 95), (25, 219), (158, 40), (208, 168), (167, 95), (153, 133), (20, 74), (193, 35), (204, 84), (229, 168), (147, 168), (80, 117), (89, 35), (36, 168), (119, 219), (66, 117), (181, 117), (157, 35), (65, 95), (164, 38), (172, 229), (39, 117), (79, 168), (209, 84), (118, 117), (144, 218), (97, 219), (214, 85), (184, 40), (99, 35), (1, 95), (93, 40), (116, 85), (168, 168), (115, 117), (131, 219), (124, 11), (196, 40), (6, 168), (63, 35), (5, 118), (11, 216), (194, 219), (227, 38), (233, 117), (150, 40), (57, 74), (86, 133), (161, 110), (46, 168), (29, 74), (148, 168), (211, 194), (174, 133), (224, 117), (241, 218), (223, 219), (22, 35), (56, 219), (132, 229), (70, 35), (121, 198), (35, 194), (78, 219), (31, 110), (169, 216), (228, 206), (110, 117), (90, 82), (101, 35), (187, 194), (237, 168), (146, 11), (206, 35), (133, 168), (213, 11), (67, 40), (240, 11), (108, 168), (113, 168), (123, 219), (205, 219), (21, 168), (41, 40), (236, 118), (17, 219), (234, 11), (91, 74), (188, 163), (52, 219), (104, 40), (242, 138), (13, 35), (96, 35), (94, 40), (7, 138), (216, 117), (9, 194), (112, 219), (149, 168), (109, 95), (186, 219), (152, 117), (19, 110), (40, 219), (51, 138), (105, 40), (82, 168), (72, 194), (16, 168), (47, 40), (107, 110), (244, 35), (100, 117), (140, 219), (178, 117)] current theta: 0.333097427739 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:55 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 46208 rows and 46208 columns Presolve time: 0.34s Presolved: 15049 rows, 15295 columns, 44897 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 15295 integer (15295 binary) Root relaxation: objective 0.000000e+00, 2354 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 (5725 simplex iterations) in 0.69 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, 24, 29, 38, 74, 89, 104, 114, 118, 142, 168, 181, 182, 194, 203, 204, 205, 208, 209, 214, 218, 224, 227, 230, 239] edges [(156, 142), (171, 230), (137, 227), (232, 74), (28, 104), (22, 227), (118, 224), (178, 224), (77, 224), (170, 194), (111, 208), (173, 16), (100, 230), (166, 224), (38, 38), (88, 29), (241, 16), (226, 29), (228, 208), (78, 224), (176, 194), (136, 227), (210, 16), (70, 204), (120, 29), (155, 142), (148, 214), (169, 227), (180, 118), (223, 74), (146, 29), (242, 209), (80, 204), (93, 224), (224, 224), (144, 104), (197, 209), (203, 203), (237, 16), (106, 194), (27, 203), (10, 203), (186, 38), (0, 204), (72, 74), (152, 118), (46, 224), (44, 74), (167, 114), (58, 203), (184, 205), (145, 230), (115, 203), (107, 74), (18, 227), (157, 227), (119, 142), (104, 74), (175, 224), (122, 204), (15, 227), (67, 230), (30, 208), (52, 209), (179, 230), (160, 224), (54, 142), (113, 16), (103, 230), (177, 114), (108, 16), (85, 224), (87, 227), (245, 194), (211, 29), (99, 89), (74, 74), (123, 203), (183, 227), (151, 38), (207, 29), (95, 74), (172, 224), (21, 38), (209, 104), (109, 74), (181, 29), (222, 118), (174, 205), (213, 203), (234, 104), (131, 29), (68, 203), (240, 181), (90, 209), (98, 224), (233, 114), (214, 142), (69, 227), (149, 224), (153, 142), (40, 142), (16, 38), (19, 29), (91, 194), (96, 239), (185, 203), (34, 205), (50, 114), (48, 204), (57, 209), (138, 227), (236, 142), (147, 227), (220, 114), (26, 227), (239, 239), (189, 29), (11, 209), (195, 29), (142, 224), (25, 29), (225, 29), (114, 29), (133, 227), (89, 194), (17, 224), (20, 74), (159, 142), (206, 38), (116, 227), (124, 204), (199, 142), (65, 194), (94, 230), (53, 114), (196, 142), (56, 230), (110, 74), (190, 224), (163, 224), (59, 29), (12, 230), (86, 142), (246, 230), (82, 38), (62, 203), (200, 204), (1, 194), (140, 224), (51, 16), (127, 142), (75, 227), (29, 114), (182, 227), (130, 194), (164, 227), (221, 118), (102, 227), (112, 203), (201, 104), (168, 168), (162, 224), (230, 204), (35, 29), (41, 114), (5, 230), (6, 205), (191, 182), (194, 74), (24, 38), (243, 218), (31, 29), (92, 114), (227, 16), (32, 224), (117, 29), (129, 104), (143, 168), (101, 204), (192, 104), (139, 104), (97, 29), (49, 203), (81, 204), (193, 16), (2, 203), (9, 181), (8, 224), (134, 230), (121, 203), (158, 181), (229, 38), (218, 218), (4, 230), (128, 29), (204, 204), (205, 227), (187, 194), (238, 203), (79, 16), (45, 204), (83, 218), (55, 114), (61, 224), (216, 29), (202, 16), (23, 224), (60, 203), (14, 204), (36, 38), (217, 227), (84, 230), (154, 182), (43, 203), (66, 114), (13, 29), (76, 182), (141, 38), (105, 29), (125, 227), (150, 230), (244, 142), (37, 38), (73, 104), (135, 204), (64, 16), (39, 224), (208, 16), (47, 204), (188, 203), (3, 230), (42, 142), (161, 239), (212, 230), (33, 16), (198, 16), (231, 224), (215, 194), (235, 230), (165, 114), (7, 227), (71, 203), (132, 104), (126, 218), (219, 227), (63, 16)] current theta: 0.166548713869 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:56 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 56244 rows and 56247 columns Presolve time: 0.12s Presolved: 5013 rows, 5256 columns, 14786 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5256 integer (5256 binary) Root relaxation: objective 0.000000e+00, 2485 iterations, 0.09 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 (3994 simplex iterations) in 0.24 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 [109, 110, 114, 123, 129, 143, 155, 159, 163, 165, 168, 175, 206, 212, 224, 231, 233, 237, 238, 240, 241, 242, 243, 244, 246] edges [(68, 231), (96, 110), (73, 242), (180, 163), (130, 129), (150, 246), (138, 237), (223, 109), (95, 110), (2, 246), (77, 224), (215, 109), (88, 109), (23, 231), (16, 143), (106, 110), (212, 246), (119, 244), (231, 159), (174, 231), (140, 231), (18, 243), (238, 238), (133, 237), (157, 243), (101, 165), (64, 237), (145, 233), (163, 159), (178, 159), (137, 242), (87, 175), (122, 165), (208, 241), (19, 246), (71, 246), (27, 238), (76, 175), (39, 159), (149, 237), (164, 243), (102, 175), (132, 109), (34, 238), (151, 243), (63, 242), (221, 224), (226, 246), (179, 114), (245, 110), (115, 123), (89, 129), (56, 244), (30, 241), (116, 238), (24, 237), (175, 224), (230, 246), (72, 109), (98, 231), (167, 165), (139, 129), (43, 244), (22, 143), (197, 123), (207, 246), (69, 243), (233, 165), (160, 224), (50, 212), (84, 244), (142, 231), (57, 109), (51, 242), (109, 109), (185, 244), (100, 246), (48, 114), (38, 168), (105, 165), (244, 155), (169, 238), (93, 231), (90, 242), (41, 244), (154, 238), (241, 241), (33, 237), (225, 233), (194, 110), (113, 237), (117, 123), (36, 237), (79, 237), (188, 238), (219, 242), (14, 246), (129, 129), (75, 243), (141, 143), (198, 168), (54, 224), (66, 233), (60, 123), (131, 246), (114, 233), (99, 242), (44, 129), (108, 241), (218, 168), (217, 238), (209, 240), (47, 165), (124, 240), (94, 246), (6, 175), (229, 143), (224, 175), (173, 243), (10, 244), (97, 109), (12, 246), (191, 238), (189, 240), (83, 143), (183, 238), (143, 243), (232, 109), (206, 168), (227, 237), (152, 159), (153, 155), (32, 231), (193, 242), (35, 109), (67, 114), (5, 123), (42, 244), (17, 224), (9, 240), (170, 110), (158, 246), (112, 114), (3, 114), (8, 231), (74, 110), (184, 175), (195, 233), (201, 240), (202, 143), (128, 165), (37, 241), (59, 240), (236, 155), (246, 246), (127, 244), (25, 233), (134, 246), (0, 246), (4, 233), (78, 238), (55, 246), (156, 155), (136, 237), (26, 243), (148, 175), (242, 242), (213, 123), (168, 168), (162, 224), (240, 240), (65, 109), (147, 237), (135, 233), (181, 165), (49, 238), (161, 110), (144, 242), (53, 246), (52, 123), (1, 109), (104, 109), (86, 244), (21, 143), (166, 159), (125, 175), (13, 233), (11, 109), (203, 244), (15, 237), (29, 246), (220, 244), (103, 244), (45, 240), (80, 114), (172, 238), (192, 242), (118, 231), (205, 175), (190, 175), (234, 242), (111, 241), (46, 238), (91, 109), (186, 237), (70, 109), (216, 109), (235, 246), (204, 165), (120, 233), (165, 233), (210, 243), (40, 244), (7, 243), (28, 242), (177, 233), (121, 123), (199, 244), (126, 143), (171, 246), (146, 246), (81, 246), (228, 242), (182, 238), (187, 110), (92, 244), (58, 244), (200, 246), (243, 143), (239, 110), (214, 163), (237, 237), (123, 123), (110, 110), (176, 109), (211, 240), (222, 231), (107, 129), (62, 246), (61, 231), (20, 129), (155, 244), (82, 168), (196, 244), (159, 163), (31, 109), (85, 159)] current theta: 0.0832743569347 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:57 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 59542 rows and 59773 columns Presolve time: 0.06s Presolved: 1715 rows, 1730 columns, 4668 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1730 integer (1729 binary) Root relaxation: cutoff, 2102 iterations, 0.03 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 (2102 simplex iterations) in 0.09 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.124911535402 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:57 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58102 rows and 58178 columns Presolve time: 0.08s Presolved: 3155 rows, 3325 columns, 9139 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3325 integer (3325 binary) Root relaxation: objective 5.684342e-14, 3660 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 (5612 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 [16, 28, 30, 77, 78, 79, 93, 108, 115, 119, 128, 130, 131, 135, 168, 176, 181, 184, 189, 194, 196, 222, 223, 226, 243] edges [(126, 16), (232, 223), (146, 131), (16, 16), (63, 28), (201, 189), (191, 78), (66, 181), (113, 79), (242, 28), (205, 78), (225, 131), (138, 79), (230, 135), (73, 28), (160, 184), (243, 243), (18, 243), (85, 93), (155, 196), (210, 16), (23, 222), (236, 119), (157, 243), (69, 28), (114, 131), (226, 226), (167, 181), (148, 184), (233, 181), (42, 196), (17, 222), (129, 130), (115, 115), (56, 119), (106, 194), (12, 135), (104, 176), (70, 176), (72, 223), (45, 226), (132, 176), (88, 176), (177, 135), (197, 115), (164, 243), (20, 130), (193, 30), (187, 130), (151, 243), (224, 77), (130, 130), (149, 79), (223, 223), (71, 226), (49, 115), (40, 196), (124, 189), (51, 30), (55, 181), (144, 30), (190, 184), (102, 184), (122, 181), (139, 30), (176, 176), (76, 184), (38, 168), (245, 194), (240, 189), (3, 131), (53, 226), (62, 226), (212, 131), (239, 223), (93, 93), (10, 119), (228, 30), (147, 16), (96, 223), (110, 194), (79, 79), (162, 77), (208, 30), (103, 119), (84, 119), (75, 243), (214, 77), (13, 135), (238, 78), (222, 222), (111, 30), (182, 78), (15, 79), (54, 77), (30, 30), (117, 226), (218, 168), (199, 196), (65, 223), (14, 181), (36, 79), (41, 119), (171, 135), (188, 78), (143, 16), (140, 93), (11, 176), (127, 196), (125, 184), (154, 78), (119, 119), (1, 223), (206, 16), (241, 30), (80, 135), (109, 223), (120, 226), (21, 108), (77, 77), (142, 222), (246, 131), (94, 226), (99, 130), (0, 131), (209, 189), (128, 128), (24, 16), (217, 78), (175, 77), (57, 176), (181, 181), (47, 181), (213, 115), (215, 223), (29, 181), (178, 93), (27, 78), (216, 223), (108, 108), (183, 78), (34, 115), (192, 28), (145, 131), (112, 131), (86, 196), (153, 196), (180, 222), (32, 93), (186, 79), (52, 115), (95, 194), (158, 131), (244, 119), (97, 223), (100, 226), (168, 168), (67, 131), (43, 119), (166, 93), (204, 181), (211, 176), (195, 135), (2, 226), (44, 130), (83, 16), (219, 28), (220, 119), (133, 79), (194, 194), (107, 130), (98, 222), (5, 226), (200, 131), (179, 135), (137, 28), (61, 222), (78, 78), (59, 189), (174, 222), (87, 78), (74, 194), (165, 181), (196, 119), (156, 196), (131, 131), (26, 28), (121, 189), (189, 189), (207, 181), (118, 93), (9, 189), (28, 28), (116, 78), (6, 77), (150, 226), (7, 243), (50, 131), (237, 79), (46, 184), (22, 16), (172, 115), (163, 93), (202, 108), (39, 222), (48, 135), (58, 196), (141, 108), (64, 16), (185, 196), (37, 108), (159, 93), (90, 28), (231, 222), (184, 184), (227, 184), (31, 128), (234, 28), (152, 222), (203, 119), (235, 226), (33, 16), (161, 194), (60, 226), (198, 16), (92, 119), (25, 135), (173, 28), (105, 128), (170, 223), (229, 108), (4, 181), (82, 168), (68, 222), (135, 135), (8, 222), (35, 176), (101, 181), (89, 130), (134, 181), (19, 226), (91, 130), (136, 79), (221, 77), (81, 226), (169, 78), (123, 115)] current theta: 0.104092946168 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:58 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58836 rows and 58990 columns Presolve time: 0.06s Presolved: 2421 rows, 2513 columns, 6859 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2513 integer (2513 binary) Root relaxation: cutoff, 2993 iterations, 0.06 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 (2993 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.114502240785 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:58 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58484 rows and 58593 columns Presolve time: 0.07s Presolved: 2773 rows, 2910 columns, 7960 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2910 integer (2910 binary) Root relaxation: cutoff, 3219 iterations, 0.08 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 (3219 simplex iterations) in 0.16 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.119706888094 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:58 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58294 rows and 58384 columns Presolve time: 0.07s Presolved: 2963 rows, 3119 columns, 8549 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3119 integer (3119 binary) Root relaxation: cutoff, 3857 iterations, 0.14 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 (3857 simplex iterations) in 0.22 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122309211748 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:59 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58204 rows and 58285 columns Presolve time: 0.07s Presolved: 3053 rows, 3218 columns, 8828 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3218 integer (3218 binary) Root relaxation: cutoff, 3883 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 (3883 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: 0.123610373575 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:05:59 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58154 rows and 58232 columns Presolve time: 0.07s Presolved: 3103 rows, 3271 columns, 8981 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3271 integer (3271 binary) Root relaxation: objective 0.000000e+00, 4032 iterations, 0.18 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 (6062 simplex iterations) in 0.33 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, 28, 30, 60, 65, 70, 77, 78, 82, 100, 105, 110, 112, 115, 119, 130, 134, 135, 140, 149, 157, 196, 202, 222, 237] edges [(96, 110), (79, 149), (163, 140), (65, 65), (131, 100), (67, 112), (63, 28), (164, 157), (95, 110), (191, 78), (159, 140), (242, 28), (189, 60), (205, 78), (38, 202), (1, 65), (112, 112), (3, 112), (106, 110), (230, 135), (73, 28), (114, 135), (122, 134), (158, 100), (9, 70), (133, 237), (138, 149), (155, 196), (23, 222), (236, 119), (64, 237), (105, 105), (47, 105), (42, 196), (201, 60), (17, 222), (129, 130), (19, 134), (115, 115), (148, 149), (56, 119), (12, 135), (60, 60), (177, 135), (55, 134), (197, 115), (18, 157), (20, 130), (193, 30), (187, 130), (204, 105), (151, 22), (21, 22), (240, 60), (97, 65), (245, 110), (82, 82), (224, 77), (130, 130), (121, 60), (150, 100), (31, 65), (66, 134), (212, 100), (49, 115), (94, 100), (51, 30), (141, 202), (144, 30), (223, 65), (139, 30), (62, 60), (124, 60), (216, 70), (207, 134), (83, 202), (233, 134), (211, 70), (120, 134), (11, 70), (76, 149), (229, 202), (227, 149), (225, 134), (165, 134), (7, 237), (102, 149), (10, 119), (228, 30), (194, 110), (113, 237), (146, 100), (36, 237), (162, 77), (22, 22), (208, 30), (103, 119), (84, 119), (70, 70), (149, 149), (214, 77), (13, 135), (238, 78), (125, 149), (222, 222), (111, 30), (182, 78), (54, 77), (30, 30), (226, 100), (199, 196), (147, 82), (41, 119), (171, 135), (188, 78), (127, 196), (154, 78), (119, 119), (29, 134), (167, 105), (71, 100), (104, 130), (241, 30), (80, 135), (181, 134), (88, 70), (126, 22), (37, 30), (168, 82), (77, 77), (243, 157), (142, 222), (210, 22), (160, 149), (101, 134), (99, 130), (53, 60), (217, 78), (175, 77), (16, 22), (74, 110), (196, 196), (213, 115), (178, 140), (170, 65), (206, 202), (27, 78), (85, 140), (137, 157), (183, 78), (34, 115), (136, 237), (218, 202), (192, 28), (134, 134), (86, 196), (153, 196), (180, 222), (4, 134), (52, 115), (235, 60), (24, 82), (43, 119), (209, 60), (232, 65), (195, 135), (117, 60), (69, 157), (44, 130), (109, 65), (118, 140), (219, 28), (5, 60), (75, 22), (220, 119), (107, 130), (98, 222), (161, 110), (140, 140), (179, 135), (202, 202), (108, 202), (61, 222), (128, 105), (78, 78), (93, 140), (174, 222), (157, 157), (200, 135), (87, 78), (40, 119), (15, 237), (156, 196), (46, 149), (239, 65), (0, 100), (32, 140), (186, 237), (14, 134), (28, 28), (116, 78), (6, 77), (33, 82), (166, 140), (145, 135), (72, 65), (100, 100), (184, 149), (215, 65), (244, 196), (172, 115), (39, 222), (45, 60), (48, 135), (190, 149), (132, 130), (58, 196), (59, 70), (57, 65), (185, 196), (26, 157), (81, 60), (90, 28), (231, 222), (237, 237), (2, 100), (234, 28), (152, 222), (110, 110), (203, 119), (92, 119), (25, 135), (173, 28), (143, 22), (35, 70), (68, 222), (135, 135), (8, 222), (89, 130), (176, 70), (50, 112), (91, 130), (246, 100), (221, 77), (169, 78), (198, 82), (123, 115)] current theta: 0.122959792661 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:06:00 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58178 rows and 58258 columns Presolve time: 0.07s Presolved: 3079 rows, 3245 columns, 8907 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3245 integer (3245 binary) Root relaxation: cutoff, 3655 iterations, 0.17 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 (3655 simplex iterations) in 0.24 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.123285083118 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:06:00 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58170 rows and 58250 columns Presolve time: 0.07s Presolved: 3087 rows, 3253 columns, 8931 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3253 integer (3253 binary) Root relaxation: cutoff, 3682 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 (3682 simplex iterations) in 0.24 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.123447728347 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:06:01 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58162 rows and 58240 columns Presolve time: 0.07s Presolved: 3095 rows, 3263 columns, 8957 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3263 integer (3263 binary) Root relaxation: cutoff, 3566 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 (3566 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: 0.123529050961 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:06:01 2014 Optimize a model with 61257 rows, 61503 columns and 183521 nonzeros Presolve removed 58160 rows and 58238 columns Presolve time: 0.07s Presolved: 3097 rows, 3265 columns, 8963 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3265 integer (3265 binary) Root relaxation: cutoff, 3829 iterations, 0.17 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 (3829 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 -