current theta: 0.647918884118 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:27 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 7980 rows and 7980 columns Presolve time: 0.39s Presolved: 16827 rows, 16983 columns, 50321 nonzeros Variable types: 0 continuous, 16983 integer (16983 binary) Root relaxation: objective 0.000000e+00, 2239 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 (4325 simplex iterations) in 0.71 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 [0, 1, 2, 14, 29, 35, 71, 78, 97, 106, 108, 118, 128, 130, 136, 144] edges [(126, 128), (11, 108), (60, 71), (124, 35), (102, 108), (105, 97), (22, 130), (63, 136), (67, 78), (39, 1), (72, 35), (43, 128), (99, 0), (52, 2), (134, 128), (64, 130), (3, 78), (2, 29), (138, 1), (18, 136), (59, 130), (151, 35), (115, 2), (13, 136), (129, 130), (69, 35), (25, 130), (150, 108), (106, 136), (36, 78), (133, 108), (107, 128), (84, 14), (92, 29), (57, 130), (41, 78), (40, 1), (23, 14), (85, 2), (16, 78), (142, 78), (31, 108), (147, 144), (38, 35), (140, 0), (98, 29), (80, 144), (104, 29), (37, 128), (30, 130), (28, 2), (61, 14), (49, 78), (118, 35), (74, 128), (131, 144), (148, 35), (116, 130), (112, 78), (19, 108), (90, 106), (123, 35), (94, 130), (139, 14), (79, 1), (50, 35), (103, 78), (42, 1), (47, 128), (7, 108), (109, 35), (1, 1), (114, 78), (71, 136), (96, 108), (68, 130), (54, 130), (51, 0), (46, 144), (6, 130), (62, 2), (153, 108), (135, 29), (27, 128), (4, 14), (89, 35), (125, 35), (146, 35), (76, 118), (82, 71), (88, 78), (20, 35), (83, 78), (58, 78), (5, 14), (108, 108), (141, 29), (81, 108), (97, 1), (143, 108), (66, 0), (34, 136), (144, 0), (29, 29), (12, 14), (44, 130), (121, 0), (127, 97), (9, 29), (15, 128), (87, 29), (152, 29), (21, 78), (136, 35), (17, 2), (48, 2), (75, 97), (32, 136), (155, 144), (53, 78), (14, 130), (35, 108), (122, 35), (91, 0), (154, 35), (56, 130), (130, 1), (55, 78), (95, 130), (86, 35), (113, 14), (110, 1), (128, 14), (120, 144), (101, 29), (8, 0), (70, 144), (45, 29), (149, 35), (132, 144), (24, 35), (100, 108), (73, 108), (10, 128), (137, 78), (0, 144), (156, 130), (93, 35), (33, 128), (111, 136), (65, 108), (26, 130), (119, 35), (78, 108), (77, 29), (145, 35), (117, 108)] current theta: 0.323959442059 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:28 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 18720 rows and 18720 columns Presolve time: 0.16s Presolved: 6087 rows, 6243 columns, 18101 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6243 integer (6243 binary) Root relaxation: objective 0.000000e+00, 1133 iterations, 0.04 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 (1866 simplex iterations) in 0.21 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 [0, 57, 82, 91, 92, 102, 108, 110, 111, 126, 130, 142, 146, 151, 153, 156] edges [(121, 110), (56, 146), (23, 156), (124, 151), (47, 126), (141, 156), (102, 108), (41, 156), (148, 108), (58, 156), (143, 92), (138, 110), (115, 111), (30, 111), (49, 57), (132, 156), (84, 146), (101, 151), (42, 156), (57, 153), (12, 156), (40, 146), (27, 146), (17, 156), (129, 110), (18, 153), (8, 110), (125, 156), (59, 126), (0, 110), (34, 126), (75, 156), (73, 126), (10, 146), (116, 91), (136, 153), (20, 108), (5, 146), (106, 153), (77, 111), (66, 146), (14, 126), (39, 0), (68, 146), (145, 111), (60, 146), (83, 146), (97, 146), (130, 146), (29, 151), (55, 146), (152, 111), (120, 142), (25, 126), (114, 153), (38, 126), (133, 111), (50, 146), (33, 130), (94, 130), (71, 130), (88, 126), (154, 111), (1, 110), (93, 146), (122, 151), (96, 108), (35, 153), (72, 57), (127, 110), (2, 151), (64, 110), (21, 108), (15, 126), (4, 146), (112, 153), (123, 153), (153, 108), (128, 146), (51, 91), (19, 153), (99, 110), (74, 110), (36, 146), (31, 153), (91, 110), (151, 111), (43, 130), (62, 111), (131, 110), (69, 111), (86, 146), (54, 111), (52, 156), (108, 108), (126, 57), (142, 156), (53, 126), (90, 111), (119, 153), (146, 126), (26, 156), (63, 153), (82, 146), (118, 151), (48, 111), (44, 130), (100, 111), (144, 110), (134, 57), (45, 151), (7, 111), (149, 156), (13, 153), (3, 153), (155, 156), (79, 82), (156, 156), (78, 57), (95, 111), (139, 108), (109, 111), (37, 130), (105, 130), (9, 156), (107, 126), (76, 151), (24, 156), (28, 151), (16, 130), (81, 111), (67, 153), (61, 156), (140, 156), (11, 153), (6, 156), (98, 156), (111, 111), (89, 151), (87, 153), (104, 151), (22, 153), (80, 110), (150, 111), (117, 153), (147, 156), (85, 151), (113, 146), (135, 156), (110, 110), (70, 130), (65, 108), (92, 151), (32, 156), (137, 111), (103, 146), (46, 146)] current theta: 0.16197972103 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:28 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22846 rows and 22892 columns Presolve time: 0.03s Presolved: 1961 rows, 2071 columns, 5677 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2071 integer (2071 binary) Root relaxation: objective 0.000000e+00, 1984 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 (4379 simplex iterations) in 0.15 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, 13, 16, 23, 45, 51, 66, 75, 81, 93, 99, 101, 106, 130, 134, 139] edges [(66, 66), (13, 13), (129, 6), (105, 16), (16, 16), (120, 75), (64, 75), (151, 81), (85, 81), (69, 101), (26, 6), (110, 99), (87, 106), (90, 101), (88, 6), (106, 106), (113, 134), (114, 93), (41, 66), (58, 6), (135, 23), (132, 101), (57, 93), (104, 45), (25, 130), (142, 93), (34, 134), (8, 75), (141, 23), (23, 23), (111, 81), (67, 23), (152, 81), (60, 134), (112, 139), (89, 45), (99, 99), (71, 134), (127, 99), (15, 130), (83, 130), (130, 130), (55, 130), (131, 99), (29, 45), (136, 139), (95, 23), (149, 75), (0, 51), (35, 106), (124, 106), (144, 51), (19, 13), (108, 139), (61, 93), (28, 101), (150, 81), (40, 130), (43, 66), (48, 75), (128, 66), (93, 93), (7, 23), (154, 81), (91, 99), (82, 66), (109, 101), (10, 134), (24, 23), (5, 134), (3, 139), (80, 75), (72, 134), (56, 66), (73, 134), (68, 130), (117, 106), (11, 106), (77, 81), (42, 101), (86, 134), (22, 93), (103, 93), (126, 134), (140, 6), (20, 139), (81, 81), (30, 101), (146, 6), (123, 13), (118, 106), (79, 66), (148, 106), (38, 134), (119, 13), (51, 51), (121, 99), (134, 134), (125, 75), (153, 139), (96, 139), (2, 45), (44, 130), (33, 66), (62, 45), (54, 23), (6, 6), (100, 81), (36, 130), (39, 51), (84, 66), (138, 51), (107, 134), (155, 93), (37, 134), (45, 45), (122, 81), (21, 139), (92, 45), (143, 81), (31, 106), (116, 66), (74, 99), (1, 51), (14, 134), (76, 45), (53, 16), (17, 75), (50, 93), (101, 101), (46, 130), (65, 139), (75, 6), (156, 75), (147, 101), (52, 75), (9, 75), (12, 23), (102, 139), (137, 23), (59, 16), (63, 13), (133, 23), (115, 81), (98, 101), (47, 134), (18, 93), (78, 13), (139, 139), (70, 130), (145, 101), (4, 66), (94, 16), (97, 66), (32, 75), (27, 93), (49, 134)] current theta: 0.0809898605148 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 24046 rows and 24201 columns Presolve time: 0.02s Presolved: 761 rows, 762 columns, 1986 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 762 integer (761 binary) Root relaxation: cutoff, 395 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 - 0.10000 - - 0s Explored 0 nodes (395 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.121484790772 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 23492 rows and 23614 columns Presolve time: 0.02s Presolved: 1315 rows, 1349 columns, 3663 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1349 integer (1349 binary) Root relaxation: cutoff, 1533 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 (1533 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: 0.141732255901 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 23218 rows and 23308 columns Presolve time: 0.03s Presolved: 1589 rows, 1655 columns, 4517 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1655 integer (1655 binary) Root relaxation: cutoff, 2013 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 (2013 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: 0.151855988465 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 23034 rows and 23101 columns Presolve time: 0.03s Presolved: 1773 rows, 1862 columns, 5092 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1862 integer (1862 binary) Root relaxation: cutoff, 2279 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 (2279 simplex iterations) in 0.10 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.156917854747 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22934 rows and 22995 columns Presolve time: 0.03s Presolved: 1873 rows, 1968 columns, 5398 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1968 integer (1968 binary) Root relaxation: cutoff, 2382 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 (2382 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: 0.159448787888 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:29 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22896 rows and 22949 columns Presolve time: 0.03s Presolved: 1911 rows, 2014 columns, 5520 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2014 integer (2014 binary) Root relaxation: objective 0.000000e+00, 2058 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 (3367 simplex iterations) in 0.13 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 [9, 13, 16, 23, 45, 57, 66, 81, 101, 106, 110, 130, 134, 138, 139, 146] edges [(66, 66), (13, 13), (142, 146), (105, 16), (16, 16), (110, 138), (151, 81), (85, 81), (69, 101), (87, 106), (90, 101), (138, 110), (106, 106), (113, 134), (18, 57), (27, 134), (132, 9), (41, 66), (49, 57), (135, 23), (104, 45), (25, 130), (129, 9), (34, 134), (141, 23), (23, 23), (111, 81), (67, 23), (152, 81), (60, 134), (112, 139), (89, 45), (149, 9), (71, 134), (15, 130), (83, 130), (130, 130), (55, 130), (8, 9), (29, 45), (136, 139), (0, 110), (95, 23), (35, 106), (124, 106), (19, 13), (155, 146), (108, 139), (150, 81), (40, 130), (43, 66), (22, 57), (128, 66), (88, 146), (7, 23), (154, 81), (82, 66), (109, 101), (6, 146), (24, 23), (5, 134), (61, 146), (3, 139), (121, 138), (48, 9), (120, 146), (80, 9), (76, 101), (73, 134), (125, 101), (68, 130), (117, 106), (11, 106), (72, 57), (77, 81), (42, 101), (86, 134), (32, 146), (127, 110), (126, 134), (93, 57), (74, 9), (20, 139), (81, 81), (10, 57), (30, 101), (99, 110), (123, 13), (118, 106), (91, 110), (131, 110), (79, 66), (148, 106), (140, 146), (38, 134), (119, 13), (146, 146), (39, 138), (134, 134), (153, 139), (28, 45), (96, 139), (2, 45), (44, 130), (33, 66), (62, 45), (54, 23), (144, 110), (100, 81), (36, 130), (58, 146), (50, 57), (84, 66), (107, 134), (37, 134), (156, 9), (45, 45), (122, 81), (21, 139), (92, 45), (143, 81), (31, 106), (116, 66), (9, 9), (14, 134), (57, 57), (53, 16), (101, 101), (46, 130), (65, 139), (114, 57), (56, 130), (147, 101), (12, 23), (102, 139), (137, 23), (59, 16), (63, 13), (133, 23), (115, 81), (52, 9), (98, 101), (17, 9), (47, 134), (78, 13), (139, 139), (51, 138), (64, 9), (70, 130), (145, 101), (26, 9), (4, 66), (94, 16), (97, 66), (75, 9), (103, 146), (1, 138)] current theta: 0.158183321318 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:30 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22912 rows and 22970 columns Presolve time: 0.03s Presolved: 1895 rows, 1993 columns, 5467 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1993 integer (1993 binary) Root relaxation: cutoff, 59 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 (59 simplex iterations) in 0.04 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 [9, 13, 16, 23, 45, 57, 66, 81, 101, 106, 110, 130, 134, 138, 139, 146] edges [(66, 66), (13, 13), (142, 146), (105, 16), (16, 16), (110, 138), (151, 81), (85, 81), (69, 101), (87, 106), (90, 101), (138, 110), (106, 106), (113, 134), (18, 57), (27, 134), (132, 9), (41, 66), (49, 57), (135, 23), (104, 45), (25, 130), (129, 9), (34, 134), (141, 23), (23, 23), (111, 81), (67, 23), (152, 81), (60, 134), (112, 139), (89, 45), (149, 9), (71, 134), (15, 130), (83, 130), (130, 130), (55, 130), (8, 9), (29, 45), (136, 139), (0, 110), (95, 23), (35, 106), (124, 106), (19, 13), (155, 146), (108, 139), (150, 81), (40, 130), (43, 66), (22, 57), (128, 66), (88, 146), (7, 23), (154, 81), (82, 66), (109, 101), (6, 146), (24, 23), (5, 134), (61, 146), (3, 139), (121, 138), (48, 9), (120, 146), (80, 9), (76, 101), (73, 134), (125, 101), (68, 130), (117, 106), (11, 106), (72, 57), (77, 81), (42, 101), (86, 134), (32, 146), (127, 110), (126, 134), (93, 57), (74, 9), (20, 139), (81, 81), (10, 57), (30, 101), (99, 110), (123, 13), (118, 106), (91, 110), (131, 110), (79, 66), (148, 106), (140, 146), (38, 134), (119, 13), (146, 146), (39, 138), (134, 134), (153, 139), (28, 45), (96, 139), (2, 45), (44, 130), (33, 66), (62, 45), (54, 23), (144, 110), (100, 81), (36, 130), (58, 146), (50, 57), (84, 66), (107, 134), (37, 134), (156, 9), (45, 45), (122, 81), (21, 139), (92, 45), (143, 81), (31, 106), (116, 66), (9, 9), (14, 134), (57, 57), (53, 16), (101, 101), (46, 130), (65, 139), (114, 57), (56, 130), (147, 101), (12, 23), (102, 139), (137, 23), (59, 16), (63, 13), (133, 23), (115, 81), (52, 9), (98, 101), (17, 9), (47, 134), (78, 13), (139, 139), (51, 138), (64, 9), (70, 130), (145, 101), (26, 9), (4, 66), (94, 16), (97, 66), (75, 9), (103, 146), (1, 138)] current theta: 0.157550588033 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:30 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22916 rows and 22975 columns Presolve time: 0.03s Presolved: 1891 rows, 1988 columns, 5454 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1988 integer (1988 binary) Root relaxation: cutoff, 60 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 (60 simplex iterations) in 0.04 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 [9, 13, 16, 23, 45, 57, 66, 81, 101, 106, 110, 130, 134, 138, 139, 146] edges [(66, 66), (13, 13), (142, 146), (105, 16), (16, 16), (110, 138), (151, 81), (85, 81), (69, 101), (87, 106), (90, 101), (138, 110), (106, 106), (113, 134), (18, 57), (27, 134), (132, 9), (41, 66), (49, 57), (135, 23), (104, 45), (25, 130), (129, 9), (34, 134), (141, 23), (23, 23), (111, 81), (67, 23), (152, 81), (60, 134), (112, 139), (89, 45), (149, 9), (71, 134), (15, 130), (83, 130), (130, 130), (55, 130), (8, 9), (29, 45), (136, 139), (0, 110), (95, 23), (35, 106), (124, 106), (19, 13), (155, 146), (108, 139), (150, 81), (40, 130), (43, 66), (22, 57), (128, 66), (88, 146), (7, 23), (154, 81), (82, 66), (109, 101), (6, 146), (24, 23), (5, 134), (61, 146), (3, 139), (121, 138), (48, 9), (120, 146), (80, 9), (76, 101), (73, 134), (125, 101), (68, 130), (117, 106), (11, 106), (72, 57), (77, 81), (42, 101), (86, 134), (32, 146), (127, 110), (126, 134), (93, 57), (74, 9), (20, 139), (81, 81), (10, 57), (30, 101), (99, 110), (123, 13), (118, 106), (91, 110), (131, 110), (79, 66), (148, 106), (140, 146), (38, 134), (119, 13), (146, 146), (39, 138), (134, 134), (153, 139), (28, 45), (96, 139), (2, 45), (44, 130), (33, 66), (62, 45), (54, 23), (144, 110), (100, 81), (36, 130), (58, 146), (50, 57), (84, 66), (107, 134), (37, 134), (156, 9), (45, 45), (122, 81), (21, 139), (92, 45), (143, 81), (31, 106), (116, 66), (9, 9), (14, 134), (57, 57), (53, 16), (101, 101), (46, 130), (65, 139), (114, 57), (56, 130), (147, 101), (12, 23), (102, 139), (137, 23), (59, 16), (63, 13), (133, 23), (115, 81), (52, 9), (98, 101), (17, 9), (47, 134), (78, 13), (139, 139), (51, 138), (64, 9), (70, 130), (145, 101), (26, 9), (4, 66), (94, 16), (97, 66), (75, 9), (103, 146), (1, 138)] current theta: 0.15723422139 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:30 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22920 rows and 22980 columns Presolve time: 0.03s Presolved: 1887 rows, 1983 columns, 5441 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1983 integer (1983 binary) Root relaxation: objective -7.105427e-15, 2111 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 (3363 simplex iterations) in 0.13 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 [9, 13, 16, 23, 36, 39, 45, 57, 81, 101, 106, 110, 130, 134, 139, 146] edges [(13, 13), (121, 110), (142, 146), (105, 16), (16, 16), (151, 81), (85, 81), (69, 101), (73, 57), (87, 106), (90, 101), (138, 110), (106, 106), (113, 134), (18, 57), (27, 134), (33, 36), (49, 57), (135, 23), (132, 101), (82, 36), (104, 45), (116, 39), (25, 130), (129, 9), (34, 134), (141, 23), (23, 23), (111, 81), (67, 23), (152, 81), (60, 134), (112, 139), (89, 45), (149, 9), (71, 134), (15, 36), (83, 130), (97, 130), (130, 130), (8, 9), (29, 45), (136, 139), (0, 110), (95, 23), (35, 106), (124, 106), (19, 13), (155, 146), (108, 139), (28, 101), (36, 36), (150, 81), (40, 130), (22, 57), (88, 146), (7, 23), (154, 81), (109, 101), (6, 9), (10, 134), (24, 23), (5, 134), (61, 146), (3, 139), (48, 9), (120, 146), (144, 39), (1, 110), (80, 9), (125, 101), (68, 130), (117, 106), (11, 106), (72, 57), (77, 81), (42, 101), (86, 134), (51, 39), (32, 146), (127, 110), (126, 134), (93, 57), (74, 9), (20, 139), (55, 36), (81, 81), (30, 101), (99, 110), (123, 13), (118, 106), (91, 110), (79, 39), (131, 110), (148, 106), (140, 146), (66, 36), (38, 134), (119, 13), (146, 146), (134, 134), (153, 139), (96, 139), (128, 130), (4, 36), (2, 45), (41, 130), (44, 130), (62, 45), (54, 23), (100, 81), (58, 146), (50, 57), (92, 81), (107, 134), (37, 134), (156, 9), (45, 45), (122, 81), (21, 139), (143, 81), (31, 106), (9, 9), (56, 36), (14, 134), (76, 45), (57, 57), (53, 16), (101, 101), (46, 130), (65, 139), (39, 39), (114, 57), (147, 101), (12, 23), (102, 139), (137, 23), (84, 36), (59, 16), (63, 13), (133, 23), (115, 81), (52, 9), (110, 110), (98, 101), (17, 9), (47, 134), (78, 13), (139, 139), (64, 9), (70, 130), (145, 101), (26, 9), (94, 16), (75, 9), (103, 146), (43, 36)] current theta: 0.157076038069 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:30 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22930 rows and 22990 columns Presolve time: 0.03s Presolved: 1877 rows, 1973 columns, 5411 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1973 integer (1973 binary) Root relaxation: cutoff, 2364 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 (2364 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: 0.157155129729 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:08:30 2014 Optimize a model with 24807 rows, 24963 columns and 74261 nonzeros Presolve removed 22926 rows and 22986 columns Presolve time: 0.03s Presolved: 1881 rows, 1977 columns, 5423 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1977 integer (1977 binary) Root relaxation: cutoff, 2252 iterations, 0.07 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 (2252 simplex iterations) in 0.11 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -