current theta: 0.665936542198 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:26 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 10956 rows and 10956 columns Presolve time: 0.55s Presolved: 20197 rows, 20372 columns, 60412 nonzeros Variable types: 0 continuous, 20372 integer (20372 binary) Root relaxation: objective 0.000000e+00, 2329 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 (4557 simplex iterations) in 0.90 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, 8, 18, 47, 54, 68, 74, 75, 80, 100, 122, 134, 138, 145, 153, 160, 161] edges [(89, 134), (164, 74), (153, 75), (115, 134), (83, 68), (102, 54), (74, 100), (157, 68), (126, 100), (135, 0), (1, 100), (24, 153), (144, 54), (118, 153), (160, 68), (20, 145), (48, 74), (162, 160), (138, 75), (172, 0), (90, 68), (42, 74), (46, 68), (34, 75), (147, 160), (175, 75), (136, 68), (28, 54), (32, 160), (45, 134), (85, 138), (169, 100), (54, 54), (10, 8), (16, 0), (123, 138), (57, 153), (73, 8), (69, 47), (168, 68), (145, 100), (105, 47), (156, 138), (53, 68), (143, 75), (127, 74), (166, 75), (63, 160), (94, 100), (76, 153), (149, 54), (4, 80), (62, 134), (81, 8), (161, 100), (146, 153), (104, 1), (47, 145), (17, 54), (3, 80), (33, 138), (25, 122), (170, 145), (8, 68), (64, 68), (110, 100), (31, 161), (98, 68), (103, 8), (71, 0), (142, 100), (77, 8), (155, 8), (50, 0), (128, 0), (121, 75), (79, 75), (40, 68), (49, 145), (59, 153), (137, 54), (140, 68), (35, 68), (129, 8), (95, 100), (72, 75), (6, 138), (68, 134), (116, 138), (125, 68), (158, 122), (44, 75), (111, 138), (19, 145), (36, 75), (29, 134), (148, 138), (13, 122), (163, 75), (106, 100), (9, 153), (151, 8), (107, 100), (60, 100), (80, 1), (5, 145), (88, 0), (11, 18), (96, 100), (97, 153), (93, 160), (141, 160), (119, 75), (30, 68), (18, 75), (37, 160), (67, 122), (122, 100), (15, 8), (112, 75), (78, 160), (70, 100), (109, 100), (134, 134), (27, 8), (108, 153), (51, 74), (159, 153), (174, 75), (65, 74), (43, 145), (130, 75), (14, 75), (133, 153), (173, 68), (23, 8), (56, 1), (41, 122), (150, 1), (21, 160), (131, 47), (114, 75), (120, 74), (171, 75), (154, 75), (92, 160), (86, 54), (101, 153), (91, 153), (167, 100), (0, 100), (22, 75), (100, 134), (84, 74), (152, 68), (7, 68), (58, 153), (82, 68), (38, 68), (26, 100), (55, 0), (61, 8), (132, 100), (113, 68), (165, 74), (12, 134), (117, 153), (52, 153), (2, 75), (87, 0), (66, 0), (39, 75), (124, 0), (139, 74), (75, 54), (99, 75)] current theta: 0.332968271099 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:27 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 23484 rows and 23484 columns Presolve time: 0.22s Presolved: 7669 rows, 7844 columns, 22828 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 7844 integer (7844 binary) Root relaxation: objective 0.000000e+00, 1224 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 (3248 simplex iterations) in 0.31 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, 21, 28, 40, 41, 60, 63, 64, 69, 73, 101, 124, 130, 136, 138, 140, 145, 150] edges [(69, 40), (78, 140), (47, 101), (4, 124), (122, 145), (68, 136), (51, 124), (87, 136), (126, 136), (35, 41), (159, 136), (58, 64), (21, 60), (166, 136), (39, 136), (84, 60), (76, 140), (67, 124), (114, 124), (102, 136), (120, 60), (137, 73), (85, 64), (74, 4), (54, 136), (154, 40), (60, 60), (111, 60), (42, 41), (108, 28), (55, 124), (61, 73), (0, 145), (34, 60), (20, 130), (56, 69), (44, 124), (106, 145), (130, 130), (82, 136), (9, 60), (75, 41), (72, 60), (29, 41), (170, 101), (123, 60), (116, 64), (109, 145), (36, 136), (15, 138), (62, 60), (97, 60), (12, 60), (28, 63), (156, 73), (127, 41), (100, 60), (73, 60), (119, 41), (131, 60), (17, 140), (169, 138), (23, 64), (37, 73), (11, 40), (115, 40), (13, 60), (57, 150), (86, 64), (49, 136), (40, 63), (63, 69), (158, 60), (161, 150), (99, 40), (112, 60), (6, 138), (79, 138), (70, 145), (1, 145), (135, 150), (144, 60), (160, 136), (52, 60), (25, 60), (163, 138), (148, 138), (134, 60), (38, 138), (88, 60), (64, 136), (27, 60), (165, 124), (171, 60), (157, 138), (18, 63), (92, 69), (172, 60), (138, 138), (155, 73), (53, 60), (133, 138), (141, 150), (143, 69), (175, 136), (81, 73), (90, 60), (50, 40), (149, 136), (125, 138), (96, 124), (139, 124), (124, 130), (8, 138), (173, 60), (24, 136), (30, 60), (95, 145), (110, 4), (65, 60), (66, 60), (117, 60), (19, 28), (103, 73), (118, 140), (150, 40), (33, 21), (101, 145), (153, 64), (41, 60), (162, 136), (80, 130), (164, 73), (16, 64), (129, 73), (48, 124), (146, 40), (43, 60), (98, 136), (94, 60), (32, 136), (93, 136), (152, 64), (2, 4), (107, 145), (83, 73), (136, 140), (132, 41), (151, 73), (147, 136), (105, 60), (128, 101), (10, 73), (14, 124), (71, 60), (104, 40), (167, 145), (45, 60), (7, 138), (5, 40), (91, 101), (77, 64), (46, 138), (31, 101), (121, 73), (140, 136), (142, 138), (145, 101), (168, 136), (89, 130), (22, 138), (3, 101), (59, 40), (26, 21), (174, 138), (113, 138)] current theta: 0.16648413555 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:28 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 28490 rows and 28516 columns Presolve time: 0.05s Presolved: 2663 rows, 2812 columns, 7784 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2812 integer (2812 binary) Root relaxation: objective 0.000000e+00, 2134 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 (3486 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 [40, 65, 76, 78, 79, 91, 94, 96, 100, 111, 150, 152, 154, 167, 170, 173, 174, 175] edges [(69, 40), (101, 91), (55, 94), (30, 94), (159, 175), (170, 91), (65, 65), (44, 65), (86, 173), (131, 100), (76, 152), (145, 170), (29, 96), (23, 152), (139, 111), (113, 79), (64, 175), (137, 173), (138, 79), (74, 96), (116, 152), (153, 40), (158, 100), (71, 94), (141, 78), (54, 175), (16, 152), (77, 152), (140, 175), (175, 175), (172, 173), (87, 175), (91, 170), (4, 96), (89, 150), (73, 111), (51, 111), (15, 76), (164, 174), (24, 175), (42, 174), (17, 152), (67, 100), (102, 175), (107, 167), (50, 150), (20, 100), (31, 170), (45, 94), (35, 150), (53, 111), (154, 154), (148, 152), (81, 94), (112, 94), (127, 111), (156, 174), (119, 111), (125, 152), (136, 175), (97, 167), (103, 94), (171, 96), (22, 174), (150, 150), (59, 150), (9, 65), (174, 174), (36, 175), (6, 79), (122, 91), (173, 173), (47, 170), (105, 65), (110, 96), (130, 150), (144, 173), (106, 170), (37, 173), (41, 100), (34, 111), (79, 79), (135, 170), (114, 96), (115, 40), (75, 152), (93, 154), (33, 175), (118, 76), (28, 40), (166, 154), (52, 173), (143, 78), (160, 154), (18, 154), (58, 173), (168, 175), (57, 170), (39, 154), (63, 40), (19, 91), (43, 173), (120, 100), (128, 170), (96, 96), (38, 79), (60, 100), (49, 40), (163, 79), (21, 173), (117, 150), (92, 40), (46, 152), (10, 111), (2, 111), (157, 174), (134, 167), (61, 174), (132, 94), (14, 94), (123, 100), (152, 152), (165, 96), (25, 167), (99, 150), (82, 175), (161, 170), (129, 94), (3, 91), (26, 111), (142, 174), (13, 167), (146, 167), (147, 152), (1, 170), (70, 167), (162, 175), (78, 78), (121, 111), (88, 94), (40, 40), (7, 76), (104, 167), (149, 152), (66, 65), (83, 174), (167, 167), (151, 174), (11, 91), (124, 100), (85, 152), (90, 100), (155, 111), (56, 40), (100, 100), (169, 174), (5, 40), (95, 170), (68, 152), (108, 154), (62, 94), (0, 91), (98, 152), (32, 152), (84, 94), (126, 152), (48, 96), (133, 152), (12, 65), (80, 65), (109, 91), (72, 167), (94, 94), (27, 173), (8, 174), (111, 94)] current theta: 0.0832420677748 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:28 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 30162 rows and 30337 columns Presolve time: 0.03s Presolved: 991 rows, 991 columns, 2625 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 991 integer (990 binary) Root relaxation: cutoff, 525 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 (525 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.124863101662 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:28 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29420 rows and 29515 columns Presolve time: 0.03s Presolved: 1733 rows, 1813 columns, 4925 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1813 integer (1813 binary) Root relaxation: cutoff, 2071 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 (2071 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: 0.145673618606 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:28 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29000 rows and 29053 columns Presolve time: 0.04s Presolved: 2153 rows, 2275 columns, 6227 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2275 integer (2275 binary) Root relaxation: objective 7.105427e-15, 2478 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 (5227 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 [10, 12, 22, 23, 24, 25, 33, 35, 37, 40, 41, 48, 71, 79, 101, 137, 143, 154] edges [(69, 40), (134, 25), (47, 101), (87, 154), (113, 79), (71, 71), (130, 35), (135, 101), (110, 48), (138, 79), (85, 23), (165, 48), (93, 24), (153, 40), (19, 101), (51, 10), (68, 33), (9, 12), (37, 137), (0, 35), (141, 37), (67, 12), (16, 33), (20, 41), (152, 23), (12, 12), (26, 10), (164, 22), (46, 22), (23, 23), (95, 101), (45, 71), (58, 37), (148, 23), (27, 37), (156, 22), (169, 22), (72, 25), (81, 71), (151, 22), (100, 12), (57, 101), (136, 33), (154, 154), (62, 71), (96, 48), (157, 22), (83, 22), (66, 25), (173, 137), (105, 12), (170, 101), (34, 10), (94, 71), (159, 33), (111, 10), (59, 35), (8, 22), (6, 79), (24, 154), (107, 35), (117, 41), (80, 25), (60, 41), (129, 71), (74, 48), (48, 48), (44, 25), (161, 25), (109, 101), (17, 23), (121, 71), (79, 79), (22, 22), (125, 23), (115, 40), (175, 33), (97, 35), (86, 37), (15, 79), (119, 10), (82, 33), (50, 35), (28, 40), (166, 154), (172, 137), (106, 25), (53, 71), (78, 143), (160, 154), (18, 154), (25, 25), (39, 154), (63, 40), (35, 35), (77, 23), (150, 35), (52, 37), (38, 79), (49, 40), (163, 79), (30, 10), (61, 22), (92, 40), (89, 35), (4, 48), (41, 41), (140, 33), (116, 23), (43, 41), (21, 37), (7, 22), (99, 35), (146, 101), (167, 25), (10, 10), (32, 23), (147, 23), (14, 71), (104, 101), (73, 10), (114, 48), (55, 71), (42, 10), (168, 33), (75, 137), (64, 33), (162, 24), (11, 35), (112, 71), (149, 23), (128, 25), (40, 40), (29, 48), (70, 35), (90, 41), (88, 71), (126, 23), (143, 143), (131, 12), (1, 101), (65, 12), (118, 23), (33, 33), (139, 71), (137, 37), (123, 41), (127, 10), (101, 101), (98, 23), (54, 24), (56, 40), (124, 12), (158, 12), (122, 101), (5, 40), (91, 101), (13, 25), (142, 22), (108, 154), (103, 10), (102, 33), (133, 23), (31, 101), (155, 10), (132, 71), (145, 101), (174, 22), (144, 37), (2, 71), (84, 71), (171, 12), (3, 101), (76, 23), (36, 24), (120, 71)] current theta: 0.135268360134 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:29 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29206 rows and 29279 columns Presolve time: 0.04s Presolved: 1947 rows, 2049 columns, 5589 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2049 integer (2049 binary) Root relaxation: cutoff, 2269 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2269 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: 0.14047098937 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:29 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29110 rows and 29171 columns Presolve time: 0.04s Presolved: 2043 rows, 2157 columns, 5889 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2157 integer (2157 binary) Root relaxation: cutoff, 2487 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 (2487 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: 0.143072303988 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:29 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29068 rows and 29126 columns Presolve time: 0.04s Presolved: 2085 rows, 2202 columns, 6018 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2202 integer (2202 binary) Root relaxation: cutoff, 2634 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 (2634 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: 0.144372961297 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:29 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29026 rows and 29081 columns Presolve time: 0.04s Presolved: 2127 rows, 2247 columns, 6147 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2247 integer (2247 binary) Root relaxation: cutoff, 2717 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 (2717 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.145023289951 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:29 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29020 rows and 29075 columns Presolve time: 0.04s Presolved: 2133 rows, 2253 columns, 6165 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2253 integer (2253 binary) Root relaxation: cutoff, 2477 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 (2477 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: 0.145348454279 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:30 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29008 rows and 29061 columns Presolve time: 0.04s Presolved: 2145 rows, 2267 columns, 6203 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2267 integer (2267 binary) Root relaxation: cutoff, 2647 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 (2647 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.145511036442 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:30 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29004 rows and 29057 columns Presolve time: 0.04s Presolved: 2149 rows, 2271 columns, 6215 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2271 integer (2271 binary) Root relaxation: cutoff, 179 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 (179 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 [10, 12, 22, 23, 24, 25, 33, 35, 37, 40, 41, 48, 71, 79, 101, 137, 143, 154] edges [(69, 40), (134, 25), (47, 101), (87, 154), (113, 79), (71, 71), (130, 35), (135, 101), (110, 48), (138, 79), (85, 23), (165, 48), (93, 24), (153, 40), (19, 101), (51, 10), (68, 33), (9, 12), (37, 137), (0, 35), (141, 37), (67, 12), (16, 33), (20, 41), (152, 23), (12, 12), (26, 10), (164, 22), (46, 22), (23, 23), (95, 101), (45, 71), (58, 37), (148, 23), (27, 37), (156, 22), (169, 22), (72, 25), (81, 71), (151, 22), (100, 12), (57, 101), (136, 33), (154, 154), (62, 71), (96, 48), (157, 22), (83, 22), (66, 25), (173, 137), (105, 12), (170, 101), (34, 10), (94, 71), (159, 33), (111, 10), (59, 35), (8, 22), (6, 79), (24, 154), (107, 35), (117, 41), (80, 25), (60, 41), (129, 71), (74, 48), (48, 48), (44, 25), (161, 25), (109, 101), (17, 23), (121, 71), (79, 79), (22, 22), (125, 23), (115, 40), (175, 33), (97, 35), (86, 37), (15, 79), (119, 10), (82, 33), (50, 35), (28, 40), (166, 154), (172, 137), (106, 25), (53, 71), (78, 143), (160, 154), (18, 154), (25, 25), (39, 154), (63, 40), (35, 35), (77, 23), (150, 35), (52, 37), (38, 79), (49, 40), (163, 79), (30, 10), (61, 22), (92, 40), (89, 35), (4, 48), (41, 41), (140, 33), (116, 23), (43, 41), (21, 37), (7, 22), (99, 35), (146, 101), (167, 25), (10, 10), (32, 23), (147, 23), (14, 71), (104, 101), (73, 10), (114, 48), (55, 71), (42, 10), (168, 33), (75, 137), (64, 33), (162, 24), (11, 35), (112, 71), (149, 23), (128, 25), (40, 40), (29, 48), (70, 35), (90, 41), (88, 71), (126, 23), (143, 143), (131, 12), (1, 101), (65, 12), (118, 23), (33, 33), (139, 71), (137, 37), (123, 41), (127, 10), (101, 101), (98, 23), (54, 24), (56, 40), (124, 12), (158, 12), (122, 101), (5, 40), (91, 101), (13, 25), (142, 22), (108, 154), (103, 10), (102, 33), (133, 23), (31, 101), (155, 10), (132, 71), (145, 101), (174, 22), (144, 37), (2, 71), (84, 71), (171, 12), (3, 101), (76, 23), (36, 24), (120, 71)] current theta: 0.14542974536 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:06:30 2014 Optimize a model with 31153 rows, 31328 columns and 93280 nonzeros Presolve removed 29004 rows and 29057 columns Presolve time: 0.04s Presolved: 2149 rows, 2271 columns, 6215 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2271 integer (2271 binary) Root relaxation: cutoff, 179 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 (179 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 [10, 12, 22, 23, 24, 25, 33, 35, 37, 40, 41, 48, 71, 79, 101, 137, 143, 154] edges [(69, 40), (134, 25), (47, 101), (87, 154), (113, 79), (71, 71), (130, 35), (135, 101), (110, 48), (138, 79), (85, 23), (165, 48), (93, 24), (153, 40), (19, 101), (51, 10), (68, 33), (9, 12), (37, 137), (0, 35), (141, 37), (67, 12), (16, 33), (20, 41), (152, 23), (12, 12), (26, 10), (164, 22), (46, 22), (23, 23), (95, 101), (45, 71), (58, 37), (148, 23), (27, 37), (156, 22), (169, 22), (72, 25), (81, 71), (151, 22), (100, 12), (57, 101), (136, 33), (154, 154), (62, 71), (96, 48), (157, 22), (83, 22), (66, 25), (173, 137), (105, 12), (170, 101), (34, 10), (94, 71), (159, 33), (111, 10), (59, 35), (8, 22), (6, 79), (24, 154), (107, 35), (117, 41), (80, 25), (60, 41), (129, 71), (74, 48), (48, 48), (44, 25), (161, 25), (109, 101), (17, 23), (121, 71), (79, 79), (22, 22), (125, 23), (115, 40), (175, 33), (97, 35), (86, 37), (15, 79), (119, 10), (82, 33), (50, 35), (28, 40), (166, 154), (172, 137), (106, 25), (53, 71), (78, 143), (160, 154), (18, 154), (25, 25), (39, 154), (63, 40), (35, 35), (77, 23), (150, 35), (52, 37), (38, 79), (49, 40), (163, 79), (30, 10), (61, 22), (92, 40), (89, 35), (4, 48), (41, 41), (140, 33), (116, 23), (43, 41), (21, 37), (7, 22), (99, 35), (146, 101), (167, 25), (10, 10), (32, 23), (147, 23), (14, 71), (104, 101), (73, 10), (114, 48), (55, 71), (42, 10), (168, 33), (75, 137), (64, 33), (162, 24), (11, 35), (112, 71), (149, 23), (128, 25), (40, 40), (29, 48), (70, 35), (90, 41), (88, 71), (126, 23), (143, 143), (131, 12), (1, 101), (65, 12), (118, 23), (33, 33), (139, 71), (137, 37), (123, 41), (127, 10), (101, 101), (98, 23), (54, 24), (56, 40), (124, 12), (158, 12), (122, 101), (5, 40), (91, 101), (13, 25), (142, 22), (108, 154), (103, 10), (102, 33), (133, 23), (31, 101), (155, 10), (132, 71), (145, 101), (174, 22), (144, 37), (2, 71), (84, 71), (171, 12), (3, 101), (76, 23), (36, 24), (120, 71)]