current theta: 0.662951304937 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:46 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 10390 rows and 10390 columns Presolve time: 0.59s Presolved: 22553 rows, 22733 columns, 67475 nonzeros Variable types: 0 continuous, 22733 integer (22733 binary) Root relaxation: objective 0.000000e+00, 2447 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 (5039 simplex iterations) in 0.93 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, 6, 29, 33, 40, 41, 68, 69, 70, 73, 80, 82, 88, 95, 109, 121, 122, 133, 167] edges [(171, 109), (40, 41), (161, 68), (56, 33), (110, 95), (79, 68), (172, 95), (157, 68), (179, 88), (16, 41), (144, 70), (90, 95), (82, 73), (15, 68), (84, 29), (57, 133), (4, 95), (156, 68), (102, 121), (83, 109), (163, 121), (46, 41), (12, 109), (180, 3), (72, 70), (127, 70), (174, 69), (62, 122), (22, 68), (154, 88), (1, 33), (131, 88), (149, 88), (109, 121), (159, 88), (104, 70), (120, 95), (2, 68), (24, 88), (53, 68), (136, 6), (73, 122), (166, 40), (115, 133), (147, 33), (0, 73), (145, 3), (118, 29), (96, 133), (19, 121), (155, 95), (47, 121), (106, 70), (114, 73), (44, 33), (75, 122), (165, 121), (78, 3), (94, 29), (169, 88), (143, 95), (32, 88), (124, 133), (167, 121), (35, 121), (126, 29), (59, 68), (13, 70), (133, 41), (175, 33), (50, 29), (141, 69), (97, 6), (18, 133), (134, 68), (34, 33), (140, 68), (86, 68), (95, 3), (28, 88), (21, 121), (87, 121), (146, 121), (42, 121), (98, 41), (116, 121), (10, 68), (23, 167), (138, 41), (76, 95), (80, 88), (63, 167), (51, 29), (30, 6), (92, 167), (139, 109), (11, 69), (135, 6), (37, 68), (176, 6), (173, 88), (67, 41), (107, 88), (36, 88), (29, 95), (41, 41), (122, 88), (88, 41), (43, 88), (26, 122), (71, 88), (129, 121), (117, 95), (105, 68), (89, 29), (113, 88), (111, 29), (17, 41), (7, 88), (64, 41), (93, 88), (8, 73), (68, 68), (85, 29), (54, 41), (66, 3), (65, 29), (137, 133), (99, 68), (48, 41), (177, 68), (31, 29), (6, 6), (77, 121), (60, 109), (5, 29), (74, 68), (125, 95), (25, 3), (132, 33), (91, 133), (150, 122), (69, 122), (9, 95), (112, 80), (170, 70), (178, 73), (27, 82), (121, 41), (100, 41), (158, 41), (162, 167), (101, 121), (152, 95), (33, 33), (108, 133), (153, 41), (123, 41), (151, 133), (70, 122), (38, 68), (3, 121), (49, 29), (103, 80), (130, 29), (39, 133), (164, 70), (168, 95), (61, 41), (128, 88), (20, 133), (148, 41), (119, 121), (160, 95), (58, 167), (142, 69), (14, 109), (45, 95), (55, 121), (52, 68), (81, 68)] current theta: 0.331475652469 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:47 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 24876 rows and 24876 columns Presolve time: 0.24s Presolved: 8067 rows, 8247 columns, 24017 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 8247 integer (8247 binary) Root relaxation: objective 0.000000e+00, 1660 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 (3498 simplex iterations) in 0.41 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, 10, 12, 47, 49, 65, 68, 69, 83, 95, 102, 109, 114, 121, 122, 141, 150, 154, 172] edges [(148, 49), (46, 114), (162, 95), (58, 95), (161, 68), (87, 154), (24, 68), (164, 114), (160, 68), (110, 68), (62, 114), (60, 95), (163, 121), (33, 114), (140, 114), (165, 154), (15, 10), (92, 95), (23, 102), (90, 109), (84, 95), (66, 172), (89, 10), (30, 150), (120, 95), (128, 114), (2, 68), (59, 10), (115, 49), (64, 95), (14, 114), (178, 114), (73, 122), (53, 10), (1, 150), (72, 114), (86, 95), (168, 172), (96, 68), (155, 95), (78, 172), (131, 10), (34, 10), (109, 172), (177, 114), (154, 114), (68, 150), (32, 68), (179, 4), (118, 95), (94, 150), (55, 172), (99, 114), (171, 65), (127, 114), (153, 4), (143, 95), (141, 114), (129, 122), (26, 102), (35, 121), (124, 95), (121, 121), (41, 65), (176, 141), (134, 10), (9, 102), (75, 114), (172, 109), (170, 114), (97, 114), (27, 102), (88, 150), (102, 114), (18, 95), (25, 95), (166, 49), (63, 154), (126, 95), (167, 172), (159, 154), (169, 114), (151, 95), (54, 65), (42, 121), (38, 150), (116, 121), (76, 95), (95, 65), (137, 95), (156, 4), (117, 150), (36, 172), (108, 95), (133, 95), (13, 114), (85, 95), (139, 172), (29, 95), (122, 69), (158, 65), (119, 102), (65, 95), (144, 114), (173, 10), (12, 172), (107, 150), (51, 12), (16, 10), (57, 95), (135, 95), (77, 65), (10, 10), (114, 122), (6, 114), (31, 10), (83, 172), (79, 150), (174, 102), (123, 95), (48, 10), (67, 95), (43, 10), (98, 49), (145, 121), (103, 114), (105, 150), (37, 95), (17, 95), (49, 10), (111, 95), (80, 47), (147, 114), (125, 95), (106, 47), (28, 114), (175, 114), (112, 102), (69, 122), (91, 95), (100, 10), (39, 95), (47, 172), (61, 95), (40, 49), (5, 95), (11, 68), (130, 95), (21, 172), (104, 122), (132, 150), (152, 95), (101, 47), (50, 10), (150, 114), (45, 10), (44, 114), (93, 95), (71, 10), (136, 47), (70, 122), (56, 114), (19, 102), (7, 95), (3, 121), (142, 102), (146, 172), (157, 141), (113, 95), (138, 95), (20, 95), (74, 141), (82, 114), (0, 95), (149, 10), (4, 4), (52, 95), (180, 121), (8, 114), (22, 95), (81, 95)] current theta: 0.165737826234 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:48 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30236 rows and 30261 columns Presolve time: 0.05s Presolved: 2707 rows, 2862 columns, 7912 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2862 integer (2862 binary) Root relaxation: objective 0.000000e+00, 2473 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 (4016 simplex iterations) in 0.17 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, 55, 65, 68, 75, 89, 93, 106, 116, 127, 158, 161, 165, 166, 169, 173, 174, 178, 179] edges [(76, 166), (65, 65), (81, 179), (137, 89), (161, 68), (108, 93), (71, 161), (123, 65), (37, 166), (21, 106), (134, 173), (150, 127), (172, 116), (79, 169), (145, 116), (40, 166), (68, 127), (152, 106), (110, 169), (3, 116), (42, 116), (106, 106), (116, 116), (127, 127), (51, 158), (147, 75), (175, 75), (129, 165), (170, 75), (22, 158), (157, 173), (67, 93), (135, 174), (13, 169), (1, 158), (5, 174), (8, 75), (133, 166), (143, 166), (117, 68), (18, 65), (15, 173), (29, 166), (45, 179), (53, 89), (56, 127), (122, 6), (88, 174), (119, 165), (85, 158), (144, 178), (47, 55), (139, 106), (130, 158), (46, 178), (62, 75), (83, 55), (27, 106), (131, 68), (61, 93), (33, 6), (174, 174), (173, 173), (103, 127), (140, 178), (28, 68), (163, 116), (158, 158), (93, 93), (41, 65), (164, 127), (132, 174), (138, 158), (146, 55), (32, 161), (95, 93), (78, 106), (49, 89), (34, 68), (72, 75), (39, 158), (148, 173), (87, 165), (44, 75), (54, 65), (9, 178), (96, 173), (156, 89), (24, 89), (84, 65), (162, 65), (109, 116), (171, 158), (104, 75), (4, 179), (159, 169), (2, 173), (43, 161), (60, 65), (128, 75), (179, 179), (77, 158), (89, 179), (111, 158), (98, 166), (35, 116), (115, 179), (107, 169), (149, 161), (121, 116), (30, 68), (120, 166), (91, 158), (59, 173), (180, 116), (92, 158), (105, 68), (73, 6), (7, 166), (52, 166), (165, 165), (66, 106), (14, 178), (17, 166), (167, 116), (69, 6), (19, 165), (97, 178), (23, 174), (16, 179), (141, 68), (153, 89), (0, 169), (176, 161), (50, 179), (6, 6), (74, 68), (31, 179), (155, 93), (168, 116), (160, 169), (100, 89), (11, 68), (80, 174), (86, 169), (118, 89), (26, 178), (12, 116), (177, 75), (10, 179), (70, 6), (102, 178), (20, 106), (82, 68), (142, 55), (38, 68), (169, 174), (64, 166), (154, 178), (113, 158), (112, 6), (124, 166), (57, 65), (99, 178), (75, 75), (101, 174), (151, 93), (58, 106), (25, 93), (178, 178), (55, 55), (36, 55), (125, 166), (126, 93), (63, 165), (90, 116), (136, 106), (166, 166), (94, 169), (48, 179), (114, 178)] current theta: 0.0828689131172 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:48 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 31976 rows and 32154 columns Presolve time: 0.03s Presolved: 967 rows, 969 columns, 2555 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 969 integer (968 binary) Root relaxation: cutoff, 1122 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 (1122 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: 0.124303369676 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:48 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 31210 rows and 31328 columns Presolve time: 0.03s Presolved: 1733 rows, 1795 columns, 4897 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1795 integer (1795 binary) Root relaxation: cutoff, 2198 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 (2198 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.145020597955 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:48 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30752 rows and 30810 columns Presolve time: 0.04s Presolved: 2191 rows, 2313 columns, 6331 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2313 integer (2313 binary) Root relaxation: objective 1.421085e-14, 2234 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 (3514 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 [7, 35, 41, 45, 56, 72, 73, 88, 101, 103, 110, 119, 120, 131, 138, 152, 154, 157, 179] edges [(66, 152), (14, 154), (87, 119), (34, 157), (105, 157), (114, 72), (106, 152), (54, 152), (83, 101), (32, 56), (133, 7), (70, 73), (176, 56), (63, 119), (29, 120), (112, 73), (16, 45), (135, 138), (68, 157), (9, 103), (76, 7), (162, 41), (132, 88), (61, 7), (21, 35), (33, 72), (85, 138), (36, 101), (46, 103), (130, 138), (26, 154), (140, 154), (17, 120), (90, 35), (88, 88), (116, 35), (129, 119), (134, 157), (159, 88), (121, 35), (141, 56), (45, 179), (12, 152), (24, 179), (168, 35), (0, 138), (154, 154), (125, 7), (11, 56), (58, 152), (142, 119), (163, 35), (39, 41), (79, 88), (108, 45), (49, 45), (175, 103), (169, 88), (96, 157), (52, 7), (43, 131), (37, 7), (73, 73), (153, 179), (93, 120), (147, 103), (23, 101), (86, 138), (91, 138), (8, 103), (156, 45), (164, 103), (174, 101), (69, 73), (131, 157), (59, 157), (111, 138), (127, 56), (158, 138), (109, 35), (102, 154), (119, 119), (5, 138), (4, 179), (151, 45), (7, 7), (92, 138), (139, 152), (35, 35), (53, 179), (55, 119), (62, 72), (179, 179), (103, 103), (97, 88), (144, 154), (89, 179), (51, 152), (64, 7), (138, 138), (30, 131), (115, 179), (41, 41), (148, 157), (172, 35), (67, 45), (177, 72), (42, 35), (74, 131), (13, 110), (27, 101), (15, 157), (152, 152), (81, 7), (146, 101), (75, 72), (78, 152), (167, 35), (72, 72), (118, 7), (44, 72), (57, 41), (165, 119), (47, 119), (120, 120), (99, 154), (122, 73), (98, 7), (50, 179), (124, 7), (80, 101), (84, 152), (95, 41), (104, 72), (136, 152), (77, 138), (180, 152), (19, 119), (31, 179), (157, 157), (170, 103), (128, 72), (65, 152), (40, 7), (155, 7), (60, 152), (149, 131), (173, 157), (178, 154), (123, 152), (166, 7), (6, 73), (161, 131), (160, 110), (10, 179), (94, 110), (143, 120), (28, 103), (101, 101), (117, 157), (25, 120), (71, 131), (3, 35), (38, 103), (20, 152), (137, 45), (100, 7), (110, 110), (171, 152), (126, 120), (82, 56), (2, 157), (145, 35), (107, 110), (22, 138), (150, 103), (18, 152), (1, 138), (48, 179), (56, 56), (113, 138)] current theta: 0.134661983815 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:49 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 31020 rows and 31114 columns Presolve time: 0.04s Presolved: 1923 rows, 2009 columns, 5491 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2009 integer (2009 binary) Root relaxation: cutoff, 2306 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 (2306 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: 0.139841290885 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:49 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30906 rows and 30987 columns Presolve time: 0.04s Presolved: 2037 rows, 2136 columns, 5846 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2136 integer (2136 binary) Root relaxation: cutoff, 2543 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 (2543 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: 0.14243094442 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:49 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30842 rows and 30911 columns Presolve time: 0.04s Presolved: 2101 rows, 2212 columns, 6050 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2212 integer (2212 binary) Root relaxation: cutoff, 2626 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 (2626 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: 0.143725771188 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:49 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30796 rows and 30861 columns Presolve time: 0.04s Presolved: 2147 rows, 2262 columns, 6192 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2262 integer (2262 binary) Root relaxation: objective 1.421085e-14, 2128 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 (4491 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, 14, 16, 35, 41, 50, 56, 72, 73, 94, 101, 105, 119, 131, 133, 138, 143, 152, 156] edges [(66, 152), (87, 119), (25, 143), (134, 50), (53, 50), (16, 16), (114, 72), (106, 152), (50, 50), (54, 152), (81, 156), (14, 14), (83, 101), (32, 56), (98, 133), (9, 8), (70, 73), (176, 56), (63, 119), (48, 16), (4, 50), (112, 73), (107, 94), (135, 138), (105, 105), (162, 41), (21, 35), (33, 72), (85, 138), (36, 101), (2, 50), (31, 50), (13, 94), (90, 35), (7, 156), (116, 35), (129, 119), (37, 156), (121, 35), (141, 56), (12, 152), (79, 14), (168, 35), (100, 156), (65, 41), (173, 50), (11, 56), (148, 50), (58, 152), (133, 143), (142, 119), (163, 35), (39, 41), (108, 16), (38, 105), (43, 131), (73, 73), (124, 133), (97, 14), (23, 101), (103, 8), (153, 156), (86, 138), (155, 133), (150, 8), (144, 14), (174, 101), (175, 8), (69, 73), (140, 14), (76, 133), (127, 56), (158, 138), (34, 131), (157, 105), (109, 35), (166, 133), (119, 119), (5, 138), (92, 138), (139, 152), (35, 35), (62, 72), (178, 14), (170, 56), (93, 133), (51, 152), (138, 138), (30, 131), (41, 41), (46, 8), (172, 35), (177, 72), (42, 35), (74, 131), (17, 143), (132, 94), (52, 156), (27, 101), (152, 152), (146, 101), (120, 143), (75, 72), (179, 50), (78, 152), (167, 35), (72, 72), (160, 94), (44, 72), (159, 94), (57, 41), (165, 119), (47, 119), (26, 8), (0, 94), (122, 73), (64, 156), (80, 101), (99, 14), (84, 152), (10, 50), (95, 41), (147, 56), (104, 72), (136, 152), (28, 8), (77, 138), (180, 152), (89, 156), (88, 94), (130, 16), (68, 105), (117, 105), (19, 119), (29, 133), (156, 156), (115, 16), (96, 50), (49, 156), (128, 72), (40, 156), (60, 152), (149, 131), (110, 94), (131, 131), (143, 143), (123, 152), (6, 73), (161, 131), (24, 50), (102, 14), (151, 133), (101, 101), (118, 156), (169, 94), (126, 143), (55, 101), (61, 133), (59, 131), (71, 131), (137, 156), (3, 35), (1, 94), (67, 156), (20, 152), (154, 14), (164, 8), (125, 133), (15, 50), (171, 152), (45, 156), (82, 56), (91, 16), (145, 35), (94, 94), (8, 8), (22, 138), (18, 152), (111, 94), (56, 56), (113, 138)] current theta: 0.143078357804 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:50 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30824 rows and 30891 columns Presolve time: 0.04s Presolved: 2119 rows, 2232 columns, 6106 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2232 integer (2232 binary) Root relaxation: cutoff, 2458 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 (2458 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: 0.143402064496 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:50 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30812 rows and 30879 columns Presolve time: 0.04s Presolved: 2131 rows, 2244 columns, 6142 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2244 integer (2244 binary) Root relaxation: cutoff, 2397 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 (2397 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 - current theta: 0.143563917842 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:50 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30802 rows and 30868 columns Presolve time: 0.04s Presolved: 2141 rows, 2255 columns, 6173 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2255 integer (2255 binary) Root relaxation: cutoff, 67 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 (67 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 [8, 14, 16, 35, 41, 50, 56, 72, 73, 94, 101, 105, 119, 131, 133, 138, 143, 152, 156] edges [(66, 152), (87, 119), (25, 143), (134, 50), (53, 50), (16, 16), (114, 72), (106, 152), (50, 50), (54, 152), (81, 156), (14, 14), (83, 101), (32, 56), (98, 133), (9, 8), (70, 73), (176, 56), (63, 119), (48, 16), (4, 50), (112, 73), (107, 94), (135, 138), (105, 105), (162, 41), (21, 35), (33, 72), (85, 138), (36, 101), (2, 50), (31, 50), (13, 94), (90, 35), (7, 156), (116, 35), (129, 119), (37, 156), (121, 35), (141, 56), (12, 152), (79, 14), (168, 35), (100, 156), (65, 41), (173, 50), (11, 56), (148, 50), (58, 152), (133, 143), (142, 119), (163, 35), (39, 41), (108, 16), (38, 105), (43, 131), (73, 73), (124, 133), (97, 14), (23, 101), (103, 8), (153, 156), (86, 138), (155, 133), (150, 8), (144, 14), (174, 101), (175, 8), (69, 73), (140, 14), (76, 133), (127, 56), (158, 138), (34, 131), (157, 105), (109, 35), (166, 133), (119, 119), (5, 138), (92, 138), (139, 152), (35, 35), (62, 72), (178, 14), (170, 56), (93, 133), (51, 152), (138, 138), (30, 131), (41, 41), (46, 8), (172, 35), (177, 72), (42, 35), (74, 131), (17, 143), (132, 94), (52, 156), (27, 101), (152, 152), (146, 101), (120, 143), (75, 72), (179, 50), (78, 152), (167, 35), (72, 72), (160, 94), (44, 72), (159, 94), (57, 41), (165, 119), (47, 119), (26, 8), (0, 94), (122, 73), (64, 156), (80, 101), (99, 14), (84, 152), (10, 50), (95, 41), (147, 56), (104, 72), (136, 152), (28, 8), (77, 138), (180, 152), (89, 156), (88, 94), (130, 16), (68, 105), (117, 105), (19, 119), (29, 133), (156, 156), (115, 16), (96, 50), (49, 156), (128, 72), (40, 156), (60, 152), (149, 131), (110, 94), (131, 131), (143, 143), (123, 152), (6, 73), (161, 131), (24, 50), (102, 14), (151, 133), (101, 101), (118, 156), (169, 94), (126, 143), (55, 101), (61, 133), (59, 131), (71, 131), (137, 156), (3, 35), (1, 94), (67, 156), (20, 152), (154, 14), (164, 8), (125, 133), (15, 50), (171, 152), (45, 156), (82, 56), (91, 16), (145, 35), (94, 94), (8, 8), (22, 138), (18, 152), (111, 94), (56, 56), (113, 138)] current theta: 0.143482991169 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:23:50 2014 Optimize a model with 32943 rows, 33123 columns and 98645 nonzeros Presolve removed 30804 rows and 30870 columns Presolve time: 0.04s Presolved: 2139 rows, 2253 columns, 6167 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2253 integer (2253 binary) Root relaxation: cutoff, 67 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 (67 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 [8, 14, 16, 35, 41, 50, 56, 72, 73, 94, 101, 105, 119, 131, 133, 138, 143, 152, 156] edges [(66, 152), (87, 119), (25, 143), (134, 50), (53, 50), (16, 16), (114, 72), (106, 152), (50, 50), (54, 152), (81, 156), (14, 14), (83, 101), (32, 56), (98, 133), (9, 8), (70, 73), (176, 56), (63, 119), (48, 16), (4, 50), (112, 73), (107, 94), (135, 138), (105, 105), (162, 41), (21, 35), (33, 72), (85, 138), (36, 101), (2, 50), (31, 50), (13, 94), (90, 35), (7, 156), (116, 35), (129, 119), (37, 156), (121, 35), (141, 56), (12, 152), (79, 14), (168, 35), (100, 156), (65, 41), (173, 50), (11, 56), (148, 50), (58, 152), (133, 143), (142, 119), (163, 35), (39, 41), (108, 16), (38, 105), (43, 131), (73, 73), (124, 133), (97, 14), (23, 101), (103, 8), (153, 156), (86, 138), (155, 133), (150, 8), (144, 14), (174, 101), (175, 8), (69, 73), (140, 14), (76, 133), (127, 56), (158, 138), (34, 131), (157, 105), (109, 35), (166, 133), (119, 119), (5, 138), (92, 138), (139, 152), (35, 35), (62, 72), (178, 14), (170, 56), (93, 133), (51, 152), (138, 138), (30, 131), (41, 41), (46, 8), (172, 35), (177, 72), (42, 35), (74, 131), (17, 143), (132, 94), (52, 156), (27, 101), (152, 152), (146, 101), (120, 143), (75, 72), (179, 50), (78, 152), (167, 35), (72, 72), (160, 94), (44, 72), (159, 94), (57, 41), (165, 119), (47, 119), (26, 8), (0, 94), (122, 73), (64, 156), (80, 101), (99, 14), (84, 152), (10, 50), (95, 41), (147, 56), (104, 72), (136, 152), (28, 8), (77, 138), (180, 152), (89, 156), (88, 94), (130, 16), (68, 105), (117, 105), (19, 119), (29, 133), (156, 156), (115, 16), (96, 50), (49, 156), (128, 72), (40, 156), (60, 152), (149, 131), (110, 94), (131, 131), (143, 143), (123, 152), (6, 73), (161, 131), (24, 50), (102, 14), (151, 133), (101, 101), (118, 156), (169, 94), (126, 143), (55, 101), (61, 133), (59, 131), (71, 131), (137, 156), (3, 35), (1, 94), (67, 156), (20, 152), (154, 14), (164, 8), (125, 133), (15, 50), (171, 152), (45, 156), (82, 56), (91, 16), (145, 35), (94, 94), (8, 8), (22, 138), (18, 152), (111, 94), (56, 56), (113, 138)]