current theta: 0.682444933173 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:52 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 17366 rows and 17366 columns Presolve time: 1.64s Presolved: 44387 rows, 44634 columns, 132910 nonzeros Variable types: 0 continuous, 44634 integer (44634 binary) Root relaxation: objective 0.000000e+00, 2773 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% - 1s Explored 0 nodes (2773 simplex iterations) in 1.75 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 [3, 8, 10, 11, 12, 36, 52, 53, 54, 57, 58, 67, 83, 94, 97, 99, 100, 112, 126, 160, 206, 217, 227, 242, 246] edges [(216, 246), (88, 242), (73, 242), (58, 242), (34, 160), (173, 242), (16, 246), (149, 242), (132, 160), (95, 242), (138, 242), (20, 242), (14, 242), (112, 242), (60, 242), (201, 242), (228, 160), (122, 246), (7, 242), (241, 242), (123, 242), (214, 242), (212, 242), (72, 242), (210, 160), (82, 160), (139, 242), (225, 160), (19, 242), (50, 160), (98, 160), (245, 160), (145, 242), (148, 242), (8, 242), (188, 242), (137, 246), (189, 160), (42, 246), (66, 246), (67, 242), (199, 242), (99, 160), (240, 242), (161, 160), (126, 242), (92, 242), (63, 242), (226, 246), (203, 160), (41, 246), (9, 242), (97, 242), (26, 242), (38, 242), (23, 160), (187, 246), (113, 160), (115, 242), (162, 246), (96, 246), (178, 246), (169, 160), (39, 242), (244, 242), (49, 242), (33, 242), (76, 246), (90, 160), (220, 246), (102, 246), (233, 246), (117, 242), (136, 242), (180, 242), (163, 246), (181, 242), (51, 246), (231, 52), (243, 242), (191, 160), (167, 242), (27, 242), (232, 242), (125, 242), (37, 242), (48, 160), (77, 242), (32, 242), (218, 246), (127, 160), (25, 160), (52, 242), (168, 242), (89, 242), (101, 160), (208, 242), (166, 246), (179, 246), (205, 246), (131, 246), (154, 246), (36, 246), (219, 246), (155, 242), (2, 242), (31, 242), (170, 242), (146, 242), (22, 242), (153, 242), (30, 242), (223, 242), (12, 246), (159, 246), (79, 246), (217, 242), (229, 160), (65, 246), (1, 242), (13, 160), (124, 242), (183, 160), (130, 242), (100, 242), (120, 246), (70, 242), (83, 242), (193, 242), (69, 242), (158, 242), (24, 242), (142, 242), (198, 246), (204, 242), (215, 246), (93, 160), (11, 242), (114, 242), (5, 242), (197, 246), (230, 160), (141, 160), (104, 246), (61, 242), (186, 246), (64, 246), (68, 246), (119, 246), (57, 246), (129, 246), (185, 242), (242, 246), (133, 246), (15, 246), (246, 246), (0, 246), (78, 160), (43, 227), (143, 242), (206, 242), (160, 160), (75, 246), (94, 160), (157, 242), (140, 246), (28, 160), (55, 242), (4, 242), (196, 246), (86, 160), (202, 160), (44, 242), (156, 246), (80, 242), (118, 246), (174, 242), (176, 242), (247, 242), (56, 242), (190, 160), (53, 246), (3, 242), (106, 242), (222, 160), (45, 160), (87, 242), (47, 160), (107, 246), (6, 160), (110, 160), (172, 242), (29, 246), (151, 242), (236, 160), (105, 242), (147, 246), (184, 242), (135, 242), (71, 242), (91, 246), (192, 242), (152, 246), (224, 242), (221, 246), (234, 242), (211, 160), (171, 242), (18, 242), (165, 242), (207, 99), (239, 246), (134, 160), (103, 246), (128, 160), (81, 242), (194, 242), (164, 160), (177, 242), (237, 160), (108, 160), (54, 160), (74, 160), (116, 242), (59, 160), (200, 246), (175, 242), (35, 242), (46, 246), (40, 242), (17, 246), (209, 242), (10, 242), (238, 246), (85, 242), (21, 246), (150, 160), (144, 246), (121, 242), (62, 246), (213, 160), (182, 242), (195, 242), (111, 160), (109, 242), (84, 246), (235, 160), (227, 160)] current theta: 0.341222466587 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:54 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 45276 rows and 45276 columns Presolve time: 0.40s Presolved: 16477 rows, 16724 columns, 49180 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16724 integer (16724 binary) Root relaxation: objective 0.000000e+00, 2694 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 (5677 simplex iterations) in 0.84 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, 3, 8, 17, 23, 31, 36, 40, 46, 50, 82, 94, 97, 99, 106, 114, 120, 126, 138, 159, 160, 193, 210, 217, 237] edges [(164, 237), (74, 237), (81, 114), (188, 114), (44, 36), (191, 210), (209, 160), (134, 50), (19, 193), (56, 193), (234, 193), (131, 46), (144, 50), (18, 36), (197, 23), (121, 114), (219, 23), (98, 82), (235, 193), (58, 126), (76, 50), (229, 237), (146, 8), (22, 114), (75, 46), (168, 46), (43, 237), (85, 237), (190, 193), (225, 23), (102, 46), (214, 114), (8, 126), (49, 159), (41, 50), (210, 160), (199, 193), (12, 193), (183, 193), (59, 237), (223, 31), (112, 3), (21, 237), (163, 159), (178, 159), (64, 50), (185, 193), (87, 40), (129, 40), (244, 193), (173, 193), (156, 237), (200, 237), (207, 237), (230, 114), (124, 40), (166, 126), (99, 160), (181, 1), (9, 114), (66, 237), (14, 36), (37, 114), (128, 114), (228, 1), (80, 8), (205, 237), (189, 114), (241, 193), (69, 193), (203, 160), (60, 114), (238, 193), (111, 114), (118, 237), (180, 23), (17, 237), (83, 193), (72, 114), (91, 23), (206, 23), (211, 237), (143, 114), (202, 138), (182, 126), (95, 50), (107, 159), (53, 193), (26, 36), (100, 126), (125, 193), (195, 114), (73, 217), (36, 36), (86, 114), (151, 1), (245, 237), (31, 3), (123, 237), (247, 106), (93, 23), (240, 114), (39, 193), (130, 114), (7, 237), (48, 160), (224, 237), (52, 3), (167, 3), (113, 237), (194, 193), (132, 23), (158, 114), (54, 237), (46, 46), (28, 237), (104, 193), (246, 36), (239, 50), (152, 82), (169, 114), (70, 46), (23, 237), (2, 40), (38, 40), (231, 114), (126, 126), (32, 46), (51, 237), (142, 1), (40, 193), (174, 217), (90, 114), (63, 40), (13, 160), (11, 36), (227, 237), (232, 114), (186, 8), (222, 237), (77, 114), (33, 1), (172, 237), (140, 237), (10, 217), (133, 36), (68, 237), (110, 237), (218, 82), (89, 114), (117, 114), (192, 159), (50, 237), (150, 237), (127, 237), (27, 97), (116, 106), (96, 3), (92, 36), (187, 237), (82, 237), (226, 193), (42, 159), (135, 126), (179, 46), (120, 120), (184, 40), (115, 193), (78, 160), (196, 237), (159, 40), (217, 3), (55, 237), (105, 114), (1, 114), (160, 160), (137, 46), (94, 160), (84, 237), (119, 36), (62, 237), (25, 237), (30, 193), (216, 237), (148, 114), (161, 106), (233, 36), (106, 237), (101, 106), (175, 193), (170, 193), (103, 36), (215, 217), (198, 23), (147, 193), (139, 46), (212, 237), (45, 160), (243, 120), (213, 237), (6, 160), (171, 1), (79, 217), (138, 210), (67, 36), (114, 138), (141, 237), (122, 237), (34, 50), (155, 193), (24, 50), (236, 23), (29, 237), (220, 237), (221, 159), (177, 1), (16, 237), (176, 193), (0, 46), (109, 217), (20, 106), (4, 193), (97, 217), (204, 46), (65, 193), (237, 160), (108, 160), (149, 193), (145, 193), (5, 40), (88, 46), (157, 3), (162, 36), (71, 114), (3, 217), (15, 50), (201, 114), (136, 1), (193, 193), (154, 97), (242, 46), (208, 99), (61, 217), (165, 114), (47, 114), (35, 193), (57, 23), (153, 106)] current theta: 0.170611233293 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:55 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 56626 rows and 56635 columns Presolve time: 0.13s Presolved: 5127 rows, 5365 columns, 15121 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5365 integer (5365 binary) Root relaxation: objective 0.000000e+00, 2601 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 (4698 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 [7, 15, 84, 95, 98, 113, 119, 120, 141, 143, 147, 151, 161, 166, 177, 203, 217, 229, 235, 236, 237, 242, 243, 244, 245] edges [(64, 119), (233, 243), (9, 235), (209, 141), (48, 237), (205, 236), (31, 217), (50, 236), (180, 98), (91, 243), (214, 161), (246, 120), (62, 245), (61, 244), (242, 147), (197, 120), (199, 235), (29, 236), (124, 244), (70, 98), (106, 161), (243, 243), (89, 177), (198, 236), (133, 120), (67, 120), (217, 217), (245, 84), (103, 120), (26, 95), (212, 161), (137, 242), (33, 143), (4, 235), (101, 161), (201, 151), (41, 236), (55, 161), (156, 237), (123, 7), (207, 237), (21, 245), (98, 98), (23, 98), (5, 143), (134, 236), (86, 161), (202, 161), (151, 161), (241, 143), (148, 161), (236, 236), (169, 161), (44, 120), (38, 242), (17, 237), (226, 242), (34, 235), (190, 161), (49, 242), (108, 203), (140, 84), (78, 237), (125, 244), (170, 147), (73, 217), (69, 143), (219, 119), (142, 235), (79, 147), (81, 151), (85, 236), (39, 143), (94, 113), (228, 235), (52, 147), (247, 161), (240, 177), (104, 242), (45, 245), (179, 242), (171, 143), (146, 244), (135, 244), (224, 7), (25, 203), (6, 237), (59, 245), (128, 161), (181, 143), (75, 243), (172, 141), (164, 161), (196, 245), (87, 244), (213, 236), (189, 151), (18, 120), (111, 161), (80, 217), (204, 236), (77, 143), (107, 243), (65, 242), (178, 119), (175, 235), (28, 229), (71, 151), (76, 242), (136, 143), (119, 119), (131, 95), (22, 151), (116, 151), (47, 235), (20, 143), (227, 237), (12, 242), (159, 242), (152, 236), (68, 84), (222, 237), (82, 245), (149, 244), (121, 151), (14, 166), (122, 236), (195, 151), (10, 217), (90, 161), (99, 113), (210, 237), (88, 243), (162, 243), (220, 236), (138, 161), (147, 242), (37, 143), (129, 242), (232, 143), (225, 95), (221, 243), (60, 151), (0, 242), (187, 237), (154, 217), (235, 235), (153, 161), (211, 203), (185, 242), (120, 120), (132, 236), (66, 84), (110, 245), (191, 229), (244, 244), (32, 120), (16, 84), (83, 244), (161, 161), (150, 229), (168, 243), (118, 98), (57, 120), (63, 244), (216, 237), (8, 217), (188, 151), (194, 147), (100, 217), (157, 217), (30, 143), (182, 217), (155, 15), (102, 119), (105, 151), (58, 217), (130, 161), (117, 151), (24, 235), (84, 245), (46, 236), (160, 113), (239, 147), (51, 236), (72, 143), (92, 243), (126, 217), (174, 244), (93, 98), (184, 242), (27, 217), (53, 242), (143, 143), (167, 244), (186, 242), (13, 237), (112, 147), (115, 143), (11, 120), (40, 244), (230, 161), (42, 119), (127, 236), (15, 15), (141, 229), (206, 120), (43, 203), (218, 95), (35, 161), (97, 217), (36, 120), (96, 166), (208, 7), (109, 244), (158, 161), (7, 161), (238, 242), (176, 143), (56, 235), (144, 119), (3, 217), (215, 166), (2, 244), (200, 236), (95, 95), (237, 237), (74, 141), (223, 147), (114, 151), (165, 151), (54, 141), (192, 166), (177, 177), (173, 143), (203, 237), (193, 143), (231, 177), (234, 143), (19, 143), (139, 119), (113, 203), (229, 141), (183, 236), (166, 166), (1, 151), (163, 242), (145, 151)] current theta: 0.0853056166466 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:56 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 59946 rows and 60164 columns Presolve time: 0.06s Presolved: 1807 rows, 1836 columns, 4956 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1836 integer (1835 binary) Root relaxation: cutoff, 2129 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 (2129 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: 0.12795842497 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:56 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58530 rows and 58598 columns Presolve time: 0.08s Presolved: 3223 rows, 3402 columns, 9350 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3402 integer (3402 binary) Root relaxation: objective -5.684342e-14, 3391 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 (5384 simplex iterations) in 0.29 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, 26, 27, 37, 54, 78, 81, 84, 85, 87, 95, 114, 120, 134, 138, 144, 149, 166, 199, 200, 214, 222, 232, 239, 243] edges [(43, 222), (199, 199), (51, 85), (233, 243), (109, 87), (188, 114), (79, 149), (181, 232), (65, 239), (85, 85), (91, 243), (246, 120), (121, 114), (86, 214), (2, 149), (27, 27), (197, 120), (145, 81), (40, 87), (142, 81), (35, 114), (6, 78), (203, 222), (50, 134), (243, 243), (179, 239), (88, 144), (18, 243), (133, 120), (67, 120), (47, 199), (89, 81), (3, 27), (245, 84), (103, 120), (115, 37), (237, 78), (117, 81), (151, 114), (238, 239), (213, 134), (148, 214), (97, 3), (17, 78), (48, 78), (90, 138), (34, 138), (28, 54), (37, 37), (54, 54), (210, 222), (130, 138), (55, 138), (212, 138), (209, 78), (214, 214), (175, 199), (202, 114), (216, 85), (105, 81), (1, 81), (98, 95), (218, 26), (153, 138), (123, 85), (110, 84), (127, 85), (60, 114), (205, 85), (61, 27), (38, 149), (170, 149), (68, 78), (136, 37), (177, 81), (226, 239), (241, 37), (183, 134), (44, 95), (122, 200), (140, 84), (196, 84), (182, 3), (92, 144), (128, 214), (5, 232), (21, 84), (26, 26), (4, 199), (73, 3), (84, 84), (31, 3), (154, 27), (155, 199), (62, 84), (146, 149), (131, 144), (41, 134), (45, 78), (112, 149), (70, 120), (171, 232), (211, 78), (228, 138), (29, 200), (116, 214), (231, 81), (75, 243), (149, 149), (222, 222), (83, 87), (235, 199), (104, 239), (49, 199), (159, 239), (124, 87), (207, 222), (150, 54), (224, 85), (107, 243), (19, 87), (20, 232), (239, 239), (15, 199), (13, 85), (156, 85), (59, 84), (191, 54), (14, 166), (25, 78), (63, 149), (236, 134), (234, 232), (22, 81), (81, 81), (173, 232), (138, 138), (56, 199), (160, 222), (129, 149), (176, 37), (225, 95), (219, 144), (221, 243), (162, 120), (200, 200), (187, 78), (169, 214), (72, 37), (172, 85), (189, 214), (120, 120), (223, 87), (66, 84), (208, 85), (69, 37), (58, 27), (229, 54), (134, 134), (16, 84), (118, 84), (108, 222), (168, 243), (152, 134), (178, 239), (57, 120), (164, 138), (0, 239), (101, 138), (132, 134), (198, 134), (9, 199), (8, 3), (23, 95), (230, 138), (82, 84), (135, 87), (87, 87), (114, 114), (141, 54), (53, 134), (102, 134), (78, 78), (143, 37), (64, 144), (180, 95), (185, 149), (204, 138), (137, 199), (227, 222), (76, 239), (74, 54), (111, 138), (240, 81), (52, 149), (99, 222), (94, 222), (125, 87), (167, 149), (11, 120), (10, 3), (201, 214), (193, 232), (93, 95), (39, 87), (80, 27), (206, 120), (217, 27), (33, 37), (184, 149), (36, 120), (96, 166), (158, 214), (190, 114), (113, 222), (46, 134), (174, 149), (144, 144), (7, 138), (100, 27), (220, 200), (194, 239), (126, 3), (71, 114), (12, 134), (195, 214), (215, 166), (106, 85), (95, 95), (161, 138), (147, 149), (77, 199), (244, 87), (192, 166), (42, 144), (242, 239), (139, 144), (247, 214), (157, 27), (232, 232), (119, 144), (24, 199), (163, 239), (165, 114), (186, 149), (166, 166), (30, 37), (32, 144)] current theta: 0.106632020808 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:57 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 59348 rows and 59496 columns Presolve time: 0.07s Presolved: 2405 rows, 2504 columns, 6818 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2504 integer (2504 binary) Root relaxation: cutoff, 2651 iterations, 0.04 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2651 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: 0.117295222889 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:57 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58954 rows and 59064 columns Presolve time: 0.08s Presolved: 2799 rows, 2936 columns, 8038 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2936 integer (2936 binary) Root relaxation: cutoff, 3282 iterations, 0.10 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 (3282 simplex iterations) in 0.18 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.12262682393 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:57 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58746 rows and 58833 columns Presolve time: 0.07s Presolved: 3007 rows, 3167 columns, 8683 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3167 integer (3167 binary) Root relaxation: objective 0.000000e+00, 3375 iterations, 0.13 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 (5187 simplex iterations) in 0.27 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 [4, 26, 27, 54, 55, 72, 78, 81, 82, 83, 85, 98, 134, 144, 149, 189, 192, 197, 199, 200, 201, 217, 222, 242, 243] edges [(95, 98), (43, 222), (199, 199), (51, 85), (233, 243), (121, 81), (70, 197), (59, 82), (79, 149), (85, 85), (40, 83), (36, 197), (34, 55), (180, 98), (9, 4), (109, 83), (2, 149), (27, 27), (204, 55), (171, 4), (128, 189), (145, 81), (142, 81), (35, 201), (230, 55), (6, 78), (102, 144), (203, 222), (50, 134), (7, 55), (243, 243), (88, 144), (18, 243), (118, 82), (47, 199), (89, 81), (237, 78), (115, 72), (213, 134), (16, 82), (57, 197), (178, 192), (21, 200), (137, 242), (17, 78), (48, 78), (114, 201), (28, 54), (33, 72), (66, 82), (11, 197), (54, 54), (210, 222), (130, 55), (173, 4), (209, 78), (136, 72), (175, 199), (22, 201), (105, 81), (98, 98), (23, 98), (187, 200), (169, 201), (218, 26), (82, 82), (225, 26), (127, 85), (61, 27), (38, 149), (170, 149), (192, 192), (226, 242), (177, 81), (31, 27), (197, 197), (201, 201), (183, 134), (90, 55), (92, 144), (161, 189), (103, 197), (133, 197), (73, 217), (60, 201), (26, 26), (195, 201), (67, 197), (214, 201), (4, 199), (86, 201), (96, 192), (154, 27), (176, 72), (155, 199), (146, 149), (104, 242), (182, 27), (41, 134), (223, 149), (45, 78), (111, 55), (112, 149), (179, 242), (211, 78), (83, 83), (202, 201), (29, 200), (247, 189), (231, 81), (75, 243), (149, 149), (153, 55), (222, 222), (235, 199), (181, 4), (19, 83), (80, 217), (49, 199), (207, 222), (77, 4), (150, 54), (224, 85), (107, 243), (65, 242), (188, 81), (206, 197), (124, 83), (148, 201), (76, 242), (20, 4), (15, 199), (13, 85), (190, 201), (159, 242), (156, 85), (106, 55), (163, 149), (191, 54), (25, 78), (63, 149), (236, 134), (10, 217), (81, 81), (241, 72), (131, 134), (162, 243), (147, 242), (56, 199), (160, 222), (129, 149), (221, 243), (0, 242), (200, 200), (212, 55), (101, 55), (172, 85), (123, 55), (68, 200), (245, 82), (116, 201), (208, 85), (229, 54), (30, 72), (134, 134), (108, 222), (242, 242), (37, 72), (193, 4), (168, 243), (152, 134), (216, 200), (72, 72), (8, 217), (117, 201), (132, 134), (110, 82), (198, 134), (246, 197), (69, 72), (138, 55), (58, 217), (164, 55), (14, 192), (141, 54), (53, 134), (122, 85), (78, 78), (91, 144), (64, 144), (174, 83), (135, 83), (166, 192), (185, 149), (87, 83), (205, 200), (5, 83), (227, 222), (126, 217), (93, 98), (184, 242), (120, 197), (74, 54), (62, 82), (240, 81), (52, 149), (99, 222), (94, 222), (189, 189), (1, 201), (167, 149), (215, 192), (228, 55), (140, 82), (196, 82), (158, 189), (194, 242), (217, 27), (125, 83), (97, 217), (239, 242), (113, 222), (46, 134), (39, 83), (71, 201), (144, 144), (232, 4), (100, 27), (220, 200), (84, 82), (238, 242), (12, 134), (3, 217), (151, 201), (42, 144), (55, 55), (165, 81), (139, 144), (157, 27), (143, 72), (119, 144), (24, 199), (244, 83), (186, 149), (44, 98), (32, 144), (234, 4), (219, 134)] current theta: 0.119961023409 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:58 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58846 rows and 58943 columns Presolve time: 0.07s Presolved: 2907 rows, 3057 columns, 8373 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3057 integer (3057 binary) Root relaxation: cutoff, 3443 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 (3443 simplex iterations) in 0.20 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.121293923669 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:58 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58796 rows and 58887 columns Presolve time: 0.07s Presolved: 2957 rows, 3113 columns, 8529 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3113 integer (3113 binary) Root relaxation: cutoff, 3312 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 (3312 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: 0.1219603738 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:59 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58770 rows and 58858 columns Presolve time: 0.07s Presolved: 2983 rows, 3142 columns, 8610 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3142 integer (3142 binary) Root relaxation: objective 0.000000e+00, 3637 iterations, 0.16 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 282 - 0.00000 - - 0s 0 0 infeasible 0 - 0.10000 - - 0s Cutting planes: Gomory: 2 Zero half: 13 Explored 0 nodes (14105 simplex iterations) in 0.56 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122293598865 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:12:59 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58758 rows and 58846 columns Presolve time: 0.07s Presolved: 2995 rows, 3154 columns, 8646 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3154 integer (3154 binary) Root relaxation: objective 0.000000e+00, 3696 iterations, 0.13 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 286 - 0.00000 - - 0s 0 0 infeasible 0 - 0.10000 - - 0s Cutting planes: Gomory: 1 Zero half: 14 Explored 0 nodes (12503 simplex iterations) in 0.50 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122460211397 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:13:00 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58748 rows and 58835 columns Presolve time: 0.07s Presolved: 3005 rows, 3165 columns, 8677 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3165 integer (3165 binary) Root relaxation: objective 0.000000e+00, 3448 iterations, 0.14 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 262 - 0.00000 - - 0s 0 0 0.00000 0 262 - 0.00000 - - 0s 0 0 0.00000 0 260 - 0.00000 - - 0s 0 0 0.00000 0 319 - 0.00000 - - 0s 0 0 0.00000 0 323 - 0.00000 - - 0s 0 0 0.00000 0 324 - 0.00000 - - 1s 0 0 0.00000 0 324 - 0.00000 - - 1s 0 0 0.00000 0 364 - 0.00000 - - 1s 0 0 infeasible 0 - 0.10000 - - 1s Cutting planes: Gomory: 2 Zero half: 14 Explored 0 nodes (42479 simplex iterations) in 1.56 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122543517663 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 07:13:02 2014 Optimize a model with 61753 rows, 62000 columns and 185008 nonzeros Presolve removed 58748 rows and 58835 columns Presolve time: 0.07s Presolved: 3005 rows, 3165 columns, 8677 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3165 integer (3165 binary) Root relaxation: objective 0.000000e+00, 3448 iterations, 0.14 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 262 - 0.00000 - - 0s 0 0 0.00000 0 262 - 0.00000 - - 0s 0 0 0.00000 0 260 - 0.00000 - - 0s 0 0 0.00000 0 319 - 0.00000 - - 0s 0 0 0.00000 0 323 - 0.00000 - - 0s 0 0 0.00000 0 324 - 0.00000 - - 1s 0 0 0.00000 0 324 - 0.00000 - - 1s 0 0 0.00000 0 364 - 0.00000 - - 1s 0 0 infeasible 0 - 0.10000 - - 1s Cutting planes: Gomory: 2 Zero half: 14 Explored 0 nodes (42479 simplex iterations) in 1.56 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -