current theta: 0.657844775897 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:29 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 9890 rows and 9890 columns Presolve time: 0.55s Presolved: 21973 rows, 22150 columns, 65738 nonzeros Variable types: 0 continuous, 22150 integer (22150 binary) Root relaxation: objective 0.000000e+00, 2697 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 (5600 simplex iterations) in 1.00 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, 21, 29, 51, 57, 62, 65, 68, 70, 87, 94, 100, 106, 115, 138, 144, 158, 159] edges [(109, 87), (97, 57), (28, 115), (83, 68), (52, 29), (177, 115), (105, 94), (87, 115), (128, 51), (21, 106), (17, 51), (171, 62), (58, 68), (43, 51), (146, 62), (73, 57), (10, 87), (155, 138), (23, 115), (11, 100), (44, 57), (110, 68), (33, 144), (22, 29), (15, 68), (160, 57), (64, 62), (115, 62), (63, 115), (129, 68), (147, 100), (91, 144), (54, 87), (5, 70), (42, 87), (4, 62), (125, 115), (176, 21), (39, 57), (141, 70), (51, 57), (112, 65), (150, 65), (96, 29), (61, 115), (2, 21), (130, 51), (6, 62), (74, 70), (104, 21), (53, 68), (122, 29), (166, 87), (31, 65), (89, 68), (1, 57), (49, 115), (93, 138), (162, 57), (108, 65), (67, 115), (153, 29), (101, 70), (175, 29), (131, 68), (40, 51), (13, 115), (135, 100), (30, 100), (24, 106), (138, 57), (106, 21), (19, 100), (121, 51), (149, 62), (45, 62), (18, 70), (14, 70), (94, 51), (90, 65), (151, 100), (144, 138), (134, 68), (120, 65), (163, 29), (26, 65), (86, 57), (59, 51), (75, 65), (169, 21), (158, 138), (56, 70), (100, 106), (117, 106), (168, 115), (46, 144), (95, 65), (62, 57), (119, 115), (37, 51), (152, 100), (32, 65), (36, 57), (111, 100), (116, 158), (79, 70), (143, 100), (145, 106), (139, 21), (92, 65), (140, 62), (25, 51), (35, 21), (157, 94), (9, 21), (161, 115), (3, 87), (107, 7), (29, 87), (170, 115), (8, 100), (68, 68), (41, 68), (137, 100), (102, 115), (65, 87), (98, 65), (0, 57), (127, 138), (48, 68), (27, 70), (99, 68), (60, 62), (34, 65), (88, 100), (50, 115), (82, 138), (81, 115), (80, 68), (159, 70), (154, 62), (126, 68), (47, 65), (69, 21), (71, 68), (165, 70), (132, 87), (124, 62), (57, 115), (133, 94), (136, 21), (156, 62), (38, 62), (7, 21), (20, 87), (172, 115), (76, 115), (173, 106), (78, 100), (174, 68), (142, 65), (70, 68), (16, 57), (84, 94), (55, 70), (123, 94), (118, 57), (72, 51), (167, 115), (12, 100), (66, 70), (77, 29), (113, 87), (114, 115), (85, 57), (164, 29), (148, 65), (103, 68)] current theta: 0.328922387948 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:30 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 23842 rows and 23842 columns Presolve time: 0.24s Presolved: 8021 rows, 8198 columns, 23882 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 8198 integer (8198 binary) Root relaxation: objective 0.000000e+00, 1454 iterations, 0.06 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 (3352 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 [6, 10, 80, 81, 87, 98, 107, 114, 115, 116, 122, 125, 138, 144, 160, 165, 168, 173] edges [(109, 114), (14, 10), (27, 107), (46, 6), (108, 122), (151, 122), (87, 115), (56, 107), (22, 114), (26, 6), (118, 115), (162, 122), (146, 107), (176, 114), (136, 173), (62, 87), (35, 160), (106, 173), (96, 122), (73, 107), (91, 144), (131, 80), (149, 80), (94, 116), (79, 107), (120, 114), (10, 114), (115, 115), (24, 80), (15, 107), (105, 144), (16, 144), (123, 122), (86, 98), (8, 80), (98, 98), (139, 114), (21, 122), (110, 80), (58, 107), (29, 81), (9, 168), (165, 80), (164, 98), (152, 122), (0, 138), (52, 98), (121, 10), (32, 6), (141, 122), (82, 107), (155, 114), (99, 107), (90, 160), (132, 114), (127, 107), (78, 80), (104, 173), (48, 114), (159, 107), (111, 122), (23, 114), (143, 122), (95, 160), (166, 98), (34, 114), (63, 114), (154, 122), (75, 114), (2, 160), (74, 114), (53, 80), (11, 114), (144, 138), (124, 122), (145, 122), (37, 80), (177, 98), (134, 114), (61, 114), (93, 107), (140, 107), (170, 122), (158, 138), (54, 122), (101, 114), (41, 80), (133, 114), (112, 122), (156, 114), (77, 114), (40, 10), (68, 80), (102, 98), (43, 165), (3, 114), (126, 80), (55, 80), (38, 98), (168, 160), (171, 122), (65, 114), (28, 98), (64, 165), (172, 114), (67, 122), (44, 138), (113, 98), (76, 114), (89, 122), (117, 122), (39, 138), (84, 144), (47, 107), (33, 107), (31, 122), (174, 125), (49, 98), (107, 107), (80, 165), (71, 80), (60, 116), (83, 165), (30, 122), (5, 107), (130, 165), (150, 98), (103, 114), (88, 165), (135, 160), (13, 98), (12, 160), (114, 114), (72, 107), (92, 81), (81, 115), (147, 114), (173, 122), (175, 114), (4, 138), (148, 122), (69, 122), (42, 98), (17, 6), (119, 114), (18, 80), (36, 138), (59, 116), (70, 165), (163, 114), (116, 107), (50, 6), (138, 144), (7, 122), (85, 160), (66, 107), (161, 114), (157, 116), (153, 98), (100, 173), (97, 107), (122, 160), (160, 122), (125, 107), (57, 98), (51, 138), (167, 115), (129, 107), (25, 107), (137, 114), (19, 114), (45, 122), (128, 80), (20, 122), (169, 165), (1, 138), (142, 114), (6, 107)] current theta: 0.164461193974 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:30 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29368 rows and 29405 columns Presolve time: 0.05s Presolved: 2495 rows, 2635 columns, 7267 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2635 integer (2635 binary) Root relaxation: objective -7.105427e-15, 2137 iterations, 0.06 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 (6597 simplex iterations) in 0.22 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, 18, 23, 34, 39, 45, 53, 116, 118, 119, 122, 131, 138, 145, 151, 155, 164, 177] edges [(13, 13), (31, 151), (146, 131), (149, 18), (108, 122), (7, 145), (81, 118), (127, 34), (174, 34), (9, 131), (28, 177), (152, 151), (63, 119), (163, 155), (84, 138), (49, 34), (36, 39), (153, 118), (5, 155), (116, 116), (125, 119), (20, 45), (94, 116), (105, 39), (98, 13), (61, 119), (167, 177), (134, 34), (17, 164), (169, 18), (0, 39), (74, 155), (70, 53), (11, 45), (23, 23), (72, 164), (40, 34), (78, 18), (157, 53), (143, 151), (111, 151), (148, 151), (73, 164), (46, 34), (117, 151), (80, 131), (171, 151), (96, 45), (66, 116), (142, 155), (122, 122), (22, 119), (110, 53), (133, 45), (162, 119), (89, 145), (154, 122), (64, 131), (56, 116), (53, 131), (41, 53), (86, 138), (120, 34), (47, 34), (43, 116), (144, 138), (91, 138), (135, 119), (124, 122), (99, 155), (55, 53), (57, 13), (42, 13), (102, 118), (115, 118), (77, 122), (4, 39), (37, 155), (170, 122), (158, 138), (121, 34), (141, 18), (3, 45), (88, 131), (60, 131), (119, 119), (25, 39), (166, 164), (38, 138), (112, 122), (176, 45), (147, 119), (93, 164), (87, 177), (168, 119), (50, 13), (128, 53), (90, 122), (138, 138), (107, 34), (12, 119), (67, 45), (156, 164), (48, 18), (101, 18), (123, 145), (29, 118), (164, 164), (65, 118), (14, 34), (75, 164), (34, 34), (69, 145), (106, 151), (62, 23), (130, 53), (92, 118), (33, 116), (2, 45), (18, 18), (16, 39), (1, 39), (109, 119), (58, 155), (140, 155), (126, 131), (175, 23), (173, 122), (137, 119), (45, 45), (165, 53), (44, 39), (131, 131), (6, 164), (159, 116), (21, 151), (85, 45), (104, 122), (151, 151), (172, 119), (54, 119), (8, 131), (35, 119), (132, 164), (118, 118), (83, 131), (136, 145), (39, 39), (10, 34), (150, 118), (145, 145), (71, 131), (82, 39), (19, 23), (27, 155), (52, 13), (79, 116), (113, 164), (26, 13), (68, 53), (32, 13), (103, 155), (95, 122), (100, 151), (51, 138), (15, 116), (139, 45), (30, 145), (97, 116), (114, 119), (177, 177), (129, 155), (161, 23), (155, 155), (59, 53), (160, 45), (76, 23), (24, 145)] current theta: 0.0822305969871 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:31 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 30886 rows and 31059 columns Presolve time: 0.03s Presolved: 977 rows, 981 columns, 2589 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 981 integer (980 binary) Root relaxation: cutoff, 1159 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (1159 simplex iterations) in 0.04 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.123345895481 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:31 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 30214 rows and 30331 columns Presolve time: 0.03s Presolved: 1649 rows, 1709 columns, 4649 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1709 integer (1709 binary) Root relaxation: cutoff, 2036 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 (2036 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.143903544727 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:31 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29814 rows and 29890 columns Presolve time: 0.04s Presolved: 2049 rows, 2150 columns, 5890 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2150 integer (2150 binary) Root relaxation: cutoff, 2583 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 (2583 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: 0.154182369351 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:31 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29598 rows and 29654 columns Presolve time: 0.04s Presolved: 2265 rows, 2386 columns, 6558 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2386 integer (2386 binary) Root relaxation: objective -2.131628e-14, 2436 iterations, 0.08 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 (3527 simplex iterations) in 0.16 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [8, 35, 52, 53, 61, 65, 89, 97, 101, 113, 130, 136, 150, 155, 156, 158, 173, 174] edges [(67, 35), (166, 113), (112, 173), (65, 65), (95, 173), (61, 61), (170, 173), (117, 136), (131, 53), (135, 101), (57, 52), (69, 101), (29, 65), (176, 35), (5, 155), (86, 113), (133, 173), (123, 89), (161, 156), (51, 158), (125, 61), (23, 65), (59, 130), (132, 156), (151, 173), (129, 130), (40, 174), (115, 150), (74, 155), (32, 52), (49, 61), (70, 53), (1, 158), (89, 89), (106, 136), (84, 158), (54, 101), (80, 8), (122, 173), (60, 130), (38, 113), (130, 130), (48, 101), (17, 156), (46, 174), (33, 97), (77, 173), (87, 150), (116, 97), (134, 174), (2, 35), (47, 174), (104, 173), (150, 150), (174, 174), (173, 173), (142, 155), (110, 53), (158, 158), (22, 61), (7, 89), (148, 136), (138, 158), (34, 174), (107, 174), (156, 52), (41, 53), (82, 174), (118, 150), (25, 97), (120, 61), (100, 136), (137, 101), (31, 173), (0, 158), (99, 155), (94, 130), (4, 174), (55, 53), (26, 52), (44, 158), (6, 113), (76, 35), (39, 158), (108, 173), (153, 65), (109, 35), (119, 61), (13, 52), (149, 8), (164, 156), (24, 89), (66, 97), (147, 61), (139, 35), (97, 97), (35, 35), (10, 61), (45, 173), (160, 35), (79, 97), (175, 65), (21, 136), (154, 173), (124, 173), (12, 61), (30, 101), (15, 97), (171, 173), (28, 150), (102, 150), (90, 173), (136, 136), (126, 53), (81, 150), (92, 65), (20, 35), (43, 130), (91, 158), (167, 150), (14, 174), (37, 97), (88, 8), (52, 156), (36, 158), (83, 8), (78, 8), (16, 158), (168, 61), (71, 53), (42, 52), (63, 35), (162, 35), (128, 130), (141, 101), (62, 65), (58, 155), (159, 97), (121, 174), (11, 35), (140, 155), (163, 61), (113, 113), (19, 65), (105, 158), (144, 158), (165, 53), (146, 155), (152, 173), (114, 61), (172, 61), (72, 156), (101, 101), (56, 130), (18, 101), (96, 35), (98, 156), (177, 150), (50, 156), (27, 155), (3, 35), (93, 156), (169, 8), (64, 53), (85, 65), (68, 53), (73, 156), (103, 155), (127, 174), (111, 173), (53, 130), (75, 156), (143, 173), (155, 155), (8, 8), (145, 89), (157, 130), (9, 155)] current theta: 0.149042957039 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:31 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29708 rows and 29772 columns Presolve time: 0.04s Presolved: 2155 rows, 2268 columns, 6220 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2268 integer (2268 binary) Root relaxation: cutoff, 2636 iterations, 0.09 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 (2636 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: 0.151612663195 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:32 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29646 rows and 29707 columns Presolve time: 0.04s Presolved: 2217 rows, 2333 columns, 6409 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2333 integer (2333 binary) Root relaxation: objective 0.000000e+00, 2472 iterations, 0.07 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 (2472 simplex iterations) in 0.12 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [35, 40, 50, 55, 65, 79, 88, 89, 101, 113, 125, 130, 136, 150, 155, 158, 161, 173] edges [(67, 35), (166, 113), (112, 173), (65, 65), (95, 173), (170, 173), (117, 136), (135, 101), (69, 101), (121, 40), (29, 65), (176, 35), (147, 125), (126, 55), (163, 155), (168, 125), (116, 79), (34, 40), (5, 155), (86, 113), (82, 40), (133, 173), (123, 89), (51, 158), (59, 130), (151, 173), (129, 130), (66, 79), (115, 150), (74, 155), (1, 158), (89, 89), (106, 136), (88, 88), (131, 88), (149, 88), (42, 50), (84, 158), (83, 88), (54, 101), (122, 173), (60, 130), (38, 113), (130, 130), (48, 101), (14, 40), (172, 125), (77, 173), (87, 150), (8, 88), (76, 125), (165, 55), (2, 35), (93, 161), (104, 173), (150, 150), (25, 40), (17, 50), (173, 173), (169, 88), (142, 155), (158, 158), (156, 161), (78, 88), (94, 79), (79, 79), (7, 89), (148, 136), (138, 158), (98, 161), (114, 125), (33, 79), (118, 150), (64, 88), (100, 136), (137, 101), (31, 173), (72, 161), (0, 158), (15, 79), (99, 155), (68, 55), (44, 158), (6, 113), (39, 158), (108, 173), (109, 35), (161, 50), (24, 89), (80, 88), (57, 50), (139, 35), (35, 35), (45, 173), (160, 35), (175, 65), (21, 136), (154, 173), (125, 125), (41, 88), (124, 173), (159, 79), (30, 101), (171, 173), (28, 150), (102, 150), (90, 173), (61, 125), (136, 136), (81, 150), (92, 65), (20, 35), (43, 130), (91, 158), (134, 40), (167, 150), (71, 88), (132, 161), (50, 161), (127, 40), (36, 158), (63, 125), (174, 40), (32, 50), (70, 55), (16, 158), (97, 79), (162, 35), (128, 130), (141, 101), (62, 65), (58, 155), (11, 35), (140, 155), (113, 113), (49, 125), (40, 40), (120, 155), (105, 158), (144, 158), (4, 40), (22, 125), (146, 155), (152, 173), (164, 113), (110, 55), (37, 79), (101, 101), (56, 130), (153, 150), (18, 101), (46, 40), (96, 35), (75, 161), (177, 150), (27, 155), (3, 35), (119, 125), (85, 65), (103, 155), (47, 155), (111, 173), (53, 130), (55, 55), (10, 125), (26, 50), (143, 173), (155, 155), (52, 50), (145, 89), (157, 130), (73, 161), (13, 50), (107, 40), (12, 125), (19, 35), (9, 155), (23, 161)] current theta: 0.150327810117 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:32 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29680 rows and 29743 columns Presolve time: 0.04s Presolved: 2183 rows, 2297 columns, 6305 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2297 integer (2297 binary) Root relaxation: objective 0.000000e+00, 2486 iterations, 0.08 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 (2486 simplex iterations) in 0.12 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [35, 40, 50, 68, 88, 89, 92, 97, 101, 102, 113, 117, 125, 130, 155, 158, 161, 173] edges [(67, 35), (166, 113), (112, 173), (95, 173), (170, 173), (135, 101), (69, 101), (121, 40), (176, 35), (62, 35), (147, 125), (163, 155), (110, 68), (168, 125), (34, 40), (5, 155), (86, 113), (82, 40), (133, 173), (123, 89), (51, 158), (87, 102), (59, 130), (74, 155), (1, 158), (89, 89), (81, 102), (88, 88), (131, 88), (149, 88), (42, 50), (84, 158), (83, 88), (54, 101), (122, 173), (60, 130), (38, 113), (130, 130), (48, 101), (14, 40), (33, 97), (172, 125), (77, 173), (116, 97), (8, 88), (2, 35), (151, 117), (115, 102), (93, 161), (167, 102), (104, 173), (25, 40), (17, 50), (165, 68), (173, 173), (169, 88), (142, 155), (21, 117), (85, 92), (29, 92), (158, 158), (156, 161), (78, 88), (92, 92), (65, 92), (7, 89), (148, 117), (138, 158), (98, 161), (114, 125), (64, 88), (55, 68), (137, 101), (31, 173), (72, 161), (0, 158), (99, 155), (94, 130), (111, 117), (44, 158), (6, 113), (76, 35), (39, 158), (108, 173), (109, 35), (177, 102), (161, 50), (24, 89), (66, 97), (80, 88), (57, 50), (139, 35), (97, 97), (35, 35), (45, 173), (160, 35), (79, 97), (136, 117), (154, 173), (125, 125), (41, 88), (124, 173), (30, 101), (28, 102), (118, 92), (15, 97), (171, 173), (90, 173), (61, 125), (102, 102), (20, 35), (43, 130), (91, 158), (134, 40), (71, 88), (132, 161), (50, 161), (127, 40), (37, 97), (106, 117), (36, 158), (63, 125), (174, 40), (32, 50), (16, 158), (68, 68), (162, 35), (128, 130), (141, 101), (150, 102), (58, 155), (159, 97), (11, 35), (140, 155), (113, 113), (49, 125), (40, 40), (120, 155), (105, 158), (126, 68), (144, 158), (117, 117), (4, 40), (22, 125), (146, 155), (152, 173), (164, 113), (101, 101), (56, 130), (18, 101), (46, 40), (96, 35), (75, 161), (27, 155), (3, 35), (119, 125), (70, 68), (103, 155), (47, 155), (53, 130), (153, 102), (10, 125), (129, 155), (26, 50), (143, 173), (155, 155), (52, 50), (100, 117), (175, 92), (145, 89), (157, 130), (73, 161), (13, 50), (107, 40), (12, 125), (19, 35), (9, 155), (23, 161)] current theta: 0.149685383578 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:32 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29692 rows and 29755 columns Presolve time: 0.04s Presolved: 2171 rows, 2285 columns, 6269 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2285 integer (2285 binary) Root relaxation: cutoff, 64 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 (64 simplex iterations) in 0.05 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 [35, 40, 50, 68, 88, 89, 92, 97, 101, 102, 113, 117, 125, 130, 155, 158, 161, 173] edges [(67, 35), (166, 113), (112, 173), (95, 173), (170, 173), (135, 101), (69, 101), (121, 40), (176, 35), (62, 35), (147, 125), (163, 155), (110, 68), (168, 125), (34, 40), (5, 155), (86, 113), (82, 40), (133, 173), (123, 89), (51, 158), (87, 102), (59, 130), (74, 155), (1, 158), (89, 89), (81, 102), (88, 88), (131, 88), (149, 88), (42, 50), (84, 158), (83, 88), (54, 101), (122, 173), (60, 130), (38, 113), (130, 130), (48, 101), (14, 40), (33, 97), (172, 125), (77, 173), (116, 97), (8, 88), (2, 35), (151, 117), (115, 102), (93, 161), (167, 102), (104, 173), (25, 40), (17, 50), (165, 68), (173, 173), (169, 88), (142, 155), (21, 117), (85, 92), (29, 92), (158, 158), (156, 161), (78, 88), (92, 92), (65, 92), (7, 89), (148, 117), (138, 158), (98, 161), (114, 125), (64, 88), (55, 68), (137, 101), (31, 173), (72, 161), (0, 158), (99, 155), (94, 130), (111, 117), (44, 158), (6, 113), (76, 35), (39, 158), (108, 173), (109, 35), (177, 102), (161, 50), (24, 89), (66, 97), (80, 88), (57, 50), (139, 35), (97, 97), (35, 35), (45, 173), (160, 35), (79, 97), (136, 117), (154, 173), (125, 125), (41, 88), (124, 173), (30, 101), (28, 102), (118, 92), (15, 97), (171, 173), (90, 173), (61, 125), (102, 102), (20, 35), (43, 130), (91, 158), (134, 40), (71, 88), (132, 161), (50, 161), (127, 40), (37, 97), (106, 117), (36, 158), (63, 125), (174, 40), (32, 50), (16, 158), (68, 68), (162, 35), (128, 130), (141, 101), (150, 102), (58, 155), (159, 97), (11, 35), (140, 155), (113, 113), (49, 125), (40, 40), (120, 155), (105, 158), (126, 68), (144, 158), (117, 117), (4, 40), (22, 125), (146, 155), (152, 173), (164, 113), (101, 101), (56, 130), (18, 101), (46, 40), (96, 35), (75, 161), (27, 155), (3, 35), (119, 125), (70, 68), (103, 155), (47, 155), (53, 130), (153, 102), (10, 125), (129, 155), (26, 50), (143, 173), (155, 155), (52, 50), (100, 117), (175, 92), (145, 89), (157, 130), (73, 161), (13, 50), (107, 40), (12, 125), (19, 35), (9, 155), (23, 161)] current theta: 0.149364170309 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:32 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29696 rows and 29759 columns Presolve time: 0.04s Presolved: 2167 rows, 2281 columns, 6257 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2281 integer (2281 binary) Root relaxation: cutoff, 2532 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 (2532 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: 0.149524776943 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:32 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29694 rows and 29757 columns Presolve time: 0.04s Presolved: 2169 rows, 2283 columns, 6263 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2283 integer (2283 binary) Root relaxation: cutoff, 2651 iterations, 0.09 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 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.149605080261 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:13:33 2014 Optimize a model with 31863 rows, 32040 columns and 95408 nonzeros Presolve removed 29694 rows and 29757 columns Presolve time: 0.04s Presolved: 2169 rows, 2283 columns, 6263 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2283 integer (2283 binary) Root relaxation: cutoff, 2651 iterations, 0.09 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 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -