current theta: 0.672643348191 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:00 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 10948 rows and 10948 columns Presolve time: 0.67s Presolved: 24963 rows, 25151 columns, 74697 nonzeros Variable types: 0 continuous, 25151 integer (25151 binary) Root relaxation: objective 0.000000e+00, 3048 iterations, 0.21 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 0.0000000 0.00000 0.00% - 1s Explored 0 nodes (5961 simplex iterations) in 1.19 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, 5, 40, 44, 46, 52, 54, 61, 62, 63, 76, 78, 95, 135, 137, 151, 158, 170, 178] edges [(5, 178), (15, 170), (65, 46), (33, 40), (128, 63), (61, 61), (66, 46), (23, 40), (161, 52), (136, 135), (179, 5), (49, 46), (158, 5), (63, 61), (58, 52), (8, 52), (159, 178), (83, 76), (30, 170), (42, 178), (144, 95), (96, 95), (94, 4), (16, 135), (170, 5), (79, 178), (69, 78), (154, 40), (176, 52), (182, 40), (145, 46), (93, 178), (124, 5), (164, 40), (50, 78), (41, 62), (98, 40), (174, 135), (139, 170), (31, 170), (26, 76), (92, 76), (11, 78), (21, 76), (119, 62), (155, 5), (84, 76), (1, 76), (185, 170), (129, 5), (151, 46), (51, 40), (43, 78), (17, 4), (53, 76), (113, 78), (35, 158), (187, 158), (28, 63), (118, 158), (167, 40), (80, 62), (72, 95), (81, 170), (175, 137), (183, 158), (64, 63), (143, 135), (184, 178), (67, 46), (157, 5), (82, 95), (165, 76), (125, 135), (7, 46), (172, 170), (52, 52), (95, 135), (152, 61), (126, 5), (22, 46), (171, 135), (89, 44), (121, 63), (162, 62), (91, 40), (2, 40), (131, 5), (14, 78), (122, 170), (6, 5), (12, 5), (75, 40), (102, 158), (163, 62), (46, 62), (148, 63), (39, 40), (111, 46), (166, 76), (74, 40), (29, 158), (181, 63), (55, 5), (147, 40), (70, 63), (77, 52), (47, 62), (114, 158), (27, 52), (76, 40), (169, 5), (100, 61), (109, 46), (45, 61), (117, 95), (36, 158), (87, 5), (180, 46), (112, 5), (120, 4), (68, 52), (133, 40), (135, 44), (186, 5), (59, 62), (34, 62), (3, 5), (105, 76), (60, 62), (168, 135), (150, 40), (86, 62), (24, 5), (188, 63), (78, 78), (149, 135), (142, 76), (160, 5), (9, 5), (140, 170), (62, 62), (123, 78), (106, 52), (156, 5), (130, 95), (141, 46), (19, 40), (97, 95), (138, 4), (153, 76), (134, 78), (0, 46), (57, 158), (115, 178), (71, 178), (73, 62), (56, 40), (48, 62), (99, 62), (104, 40), (44, 52), (177, 5), (4, 61), (40, 178), (10, 46), (20, 40), (173, 5), (132, 62), (110, 63), (13, 95), (103, 76), (54, 46), (137, 78), (178, 178), (85, 61), (127, 5), (107, 52), (88, 54), (90, 46), (37, 46), (25, 62), (116, 46), (108, 52), (101, 5), (38, 46), (146, 135), (32, 5), (18, 40)] current theta: 0.336321674096 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:01 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 26708 rows and 26708 columns Presolve time: 0.27s Presolved: 9203 rows, 9391 columns, 27417 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 9391 integer (9391 binary) Root relaxation: objective 0.000000e+00, 1577 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 (3460 simplex iterations) in 0.44 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [1, 8, 31, 44, 58, 61, 63, 71, 78, 91, 93, 95, 103, 106, 111, 118, 123, 146, 170] edges [(68, 106), (45, 91), (181, 111), (106, 44), (188, 111), (167, 93), (142, 118), (166, 78), (85, 118), (71, 71), (137, 93), (63, 61), (64, 58), (51, 93), (183, 111), (32, 71), (35, 118), (12, 78), (169, 93), (43, 71), (186, 123), (98, 106), (65, 93), (96, 95), (160, 61), (87, 93), (36, 8), (84, 118), (130, 106), (29, 111), (73, 111), (53, 103), (110, 111), (143, 106), (141, 93), (39, 111), (8, 106), (48, 91), (111, 118), (81, 71), (94, 95), (177, 93), (172, 71), (119, 111), (44, 95), (120, 103), (124, 106), (70, 58), (150, 93), (15, 1), (18, 78), (23, 118), (16, 91), (79, 71), (55, 111), (178, 71), (155, 118), (52, 106), (159, 118), (25, 118), (95, 146), (113, 111), (115, 71), (72, 95), (179, 8), (182, 118), (7, 93), (138, 111), (10, 106), (145, 111), (93, 93), (49, 31), (67, 146), (101, 78), (76, 78), (152, 111), (34, 111), (157, 118), (112, 78), (86, 111), (136, 58), (75, 118), (187, 58), (62, 123), (50, 118), (14, 111), (156, 93), (154, 111), (129, 118), (11, 118), (134, 93), (103, 111), (108, 103), (114, 78), (140, 93), (89, 106), (128, 61), (170, 93), (61, 63), (184, 71), (40, 118), (22, 93), (80, 71), (180, 71), (27, 118), (13, 146), (2, 118), (91, 106), (1, 71), (3, 111), (139, 91), (88, 31), (60, 93), (42, 118), (176, 58), (99, 63), (77, 106), (46, 93), (24, 111), (69, 111), (133, 1), (123, 1), (54, 31), (26, 93), (105, 111), (97, 1), (148, 118), (30, 118), (82, 146), (90, 78), (144, 106), (33, 111), (5, 118), (6, 118), (171, 118), (41, 118), (92, 111), (175, 93), (21, 78), (19, 61), (132, 111), (78, 78), (121, 111), (58, 8), (28, 111), (151, 44), (17, 118), (185, 106), (57, 111), (102, 111), (173, 118), (147, 93), (135, 106), (31, 106), (122, 93), (66, 118), (149, 106), (146, 106), (9, 71), (161, 93), (116, 78), (126, 31), (117, 8), (153, 123), (163, 93), (20, 118), (104, 93), (0, 71), (118, 111), (168, 58), (131, 78), (158, 111), (37, 1), (56, 118), (38, 93), (125, 58), (47, 106), (100, 58), (174, 103), (109, 95), (74, 93), (107, 106), (162, 71), (165, 118), (4, 111), (59, 123), (164, 78), (83, 93), (127, 58)] current theta: 0.168160837048 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:02 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 32814 rows and 32838 columns Presolve time: 0.06s Presolved: 3097 rows, 3261 columns, 9075 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3261 integer (3261 binary) Root relaxation: objective 0.000000e+00, 2514 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 (4181 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 [5, 23, 32, 63, 68, 80, 103, 124, 125, 132, 141, 152, 166, 176, 177, 180, 184, 185, 186] edges [(53, 166), (88, 68), (128, 152), (72, 176), (56, 103), (13, 185), (136, 176), (28, 152), (143, 185), (17, 5), (169, 184), (173, 132), (150, 80), (3, 23), (82, 185), (7, 141), (163, 180), (73, 103), (25, 186), (124, 132), (179, 185), (178, 141), (6, 103), (114, 166), (110, 103), (171, 124), (67, 124), (161, 80), (137, 184), (144, 176), (183, 103), (66, 5), (38, 184), (123, 32), (158, 63), (18, 186), (36, 132), (118, 5), (155, 32), (12, 166), (21, 166), (91, 124), (51, 80), (29, 23), (46, 80), (102, 132), (99, 103), (45, 132), (187, 125), (109, 176), (40, 5), (69, 23), (153, 166), (39, 103), (16, 124), (87, 141), (156, 80), (176, 176), (52, 176), (15, 177), (71, 184), (75, 103), (116, 186), (175, 141), (170, 180), (115, 141), (83, 184), (112, 166), (62, 5), (119, 103), (89, 176), (57, 63), (1, 184), (14, 103), (157, 5), (20, 177), (98, 68), (154, 103), (4, 63), (148, 166), (26, 184), (60, 177), (141, 180), (96, 176), (113, 103), (142, 132), (37, 180), (168, 176), (165, 132), (31, 68), (174, 132), (86, 103), (95, 176), (59, 186), (61, 63), (47, 124), (48, 80), (94, 176), (164, 186), (8, 185), (103, 103), (105, 166), (125, 125), (85, 132), (133, 180), (108, 132), (159, 32), (80, 80), (132, 132), (181, 63), (63, 63), (79, 141), (58, 176), (65, 180), (27, 132), (127, 125), (19, 103), (130, 176), (134, 184), (117, 185), (97, 80), (152, 152), (74, 80), (2, 132), (64, 132), (160, 63), (30, 177), (35, 166), (68, 68), (121, 103), (70, 125), (93, 180), (0, 180), (10, 124), (9, 141), (139, 185), (186, 186), (50, 32), (185, 185), (49, 176), (81, 184), (151, 176), (188, 63), (90, 166), (44, 176), (138, 166), (33, 166), (42, 177), (100, 124), (172, 180), (140, 177), (55, 152), (92, 103), (120, 132), (106, 68), (34, 152), (24, 152), (5, 5), (111, 103), (107, 68), (180, 141), (101, 186), (78, 186), (76, 186), (131, 166), (41, 5), (104, 180), (135, 176), (146, 176), (54, 185), (77, 68), (84, 5), (167, 141), (23, 103), (184, 184), (129, 186), (22, 184), (122, 141), (147, 80), (43, 32), (177, 177), (11, 5), (162, 141), (166, 166), (126, 124), (32, 32), (149, 176), (145, 124), (182, 186)] current theta: 0.0840804185239 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:02 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 34754 rows and 34934 columns Presolve time: 0.03s Presolved: 1157 rows, 1165 columns, 3109 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1165 integer (1164 binary) Root relaxation: cutoff, 1324 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 (1324 simplex iterations) in 0.05 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.126120627786 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:02 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33944 rows and 34040 columns Presolve time: 0.04s Presolved: 1967 rows, 2059 columns, 5613 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2059 integer (2059 binary) Root relaxation: cutoff, 2289 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 (2289 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: 0.147140732417 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:02 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33408 rows and 33453 columns Presolve time: 0.05s Presolved: 2503 rows, 2646 columns, 7272 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2646 integer (2646 binary) Root relaxation: objective 0.000000e+00, 2407 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 (3898 simplex iterations) in 0.18 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 [38, 39, 46, 47, 62, 63, 68, 87, 95, 101, 127, 152, 166, 168, 169, 171, 174, 178, 183] edges [(53, 166), (88, 68), (128, 152), (74, 46), (108, 171), (134, 169), (64, 171), (0, 87), (137, 169), (28, 152), (65, 178), (125, 127), (184, 169), (156, 87), (22, 169), (2, 171), (16, 127), (169, 38), (171, 171), (133, 178), (8, 47), (29, 183), (96, 168), (126, 171), (114, 166), (127, 127), (123, 169), (172, 87), (58, 168), (78, 101), (10, 47), (79, 178), (70, 127), (40, 62), (175, 87), (85, 171), (158, 63), (165, 171), (111, 183), (5, 62), (47, 47), (54, 47), (12, 166), (21, 166), (41, 62), (122, 87), (116, 101), (52, 168), (72, 168), (42, 62), (147, 87), (121, 39), (153, 166), (89, 168), (135, 168), (17, 171), (44, 95), (30, 46), (69, 174), (161, 46), (20, 169), (104, 178), (174, 174), (136, 168), (19, 183), (32, 169), (109, 168), (148, 39), (57, 63), (179, 47), (36, 171), (18, 166), (170, 178), (92, 39), (176, 168), (80, 87), (67, 171), (132, 174), (118, 39), (186, 101), (98, 68), (173, 171), (4, 63), (130, 168), (46, 46), (83, 38), (59, 101), (27, 171), (31, 68), (43, 169), (100, 171), (145, 171), (76, 101), (61, 63), (112, 101), (26, 169), (66, 166), (105, 166), (60, 46), (163, 178), (38, 169), (181, 63), (63, 63), (144, 168), (143, 46), (56, 39), (140, 62), (81, 38), (167, 87), (23, 183), (152, 152), (84, 62), (97, 46), (45, 171), (160, 63), (73, 39), (35, 166), (68, 68), (139, 171), (168, 168), (99, 183), (6, 39), (110, 183), (9, 87), (87, 87), (162, 178), (94, 168), (188, 63), (90, 166), (49, 168), (138, 166), (33, 166), (141, 87), (91, 47), (13, 47), (187, 127), (62, 62), (106, 68), (34, 152), (24, 152), (154, 39), (11, 62), (107, 68), (82, 47), (15, 46), (155, 62), (131, 166), (115, 178), (150, 87), (55, 174), (71, 178), (51, 46), (101, 101), (39, 39), (77, 68), (103, 183), (183, 183), (75, 39), (129, 166), (180, 178), (120, 171), (157, 62), (177, 38), (86, 39), (151, 168), (142, 171), (25, 166), (119, 183), (93, 87), (149, 168), (146, 168), (95, 95), (164, 101), (50, 62), (124, 47), (3, 183), (37, 178), (7, 87), (102, 174), (14, 39), (178, 178), (117, 171), (1, 38), (159, 62), (185, 47), (182, 101), (166, 166), (113, 183), (48, 46)] current theta: 0.136630680101 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:03 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33706 rows and 33775 columns Presolve time: 0.04s Presolved: 2205 rows, 2324 columns, 6354 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2324 integer (2324 binary) Root relaxation: cutoff, 2562 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 (2562 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: 0.141885706259 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:03 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33554 rows and 33608 columns Presolve time: 0.05s Presolved: 2357 rows, 2491 columns, 6825 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2491 integer (2491 binary) Root relaxation: cutoff, 2736 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 (2736 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: 0.144513219338 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:03 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33484 rows and 33532 columns Presolve time: 0.05s Presolved: 2427 rows, 2567 columns, 7041 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2567 integer (2567 binary) Root relaxation: objective -8.526513e-14, 2361 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 (3786 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 [3, 4, 34, 43, 47, 52, 68, 73, 81, 87, 97, 101, 127, 157, 166, 168, 170, 171, 177] edges [(53, 166), (167, 170), (108, 171), (161, 97), (64, 171), (0, 87), (40, 157), (125, 127), (156, 87), (133, 81), (170, 170), (2, 171), (16, 127), (174, 34), (171, 171), (23, 3), (8, 47), (29, 34), (184, 81), (63, 4), (55, 34), (96, 168), (126, 171), (114, 166), (118, 157), (127, 127), (172, 87), (102, 34), (43, 43), (88, 47), (58, 168), (132, 171), (78, 101), (10, 47), (65, 81), (70, 127), (175, 87), (85, 171), (3, 3), (1, 177), (165, 171), (37, 81), (47, 47), (180, 81), (54, 47), (12, 166), (48, 97), (21, 166), (14, 73), (116, 101), (52, 168), (72, 168), (147, 87), (119, 3), (56, 73), (22, 177), (153, 166), (89, 168), (135, 168), (17, 171), (154, 73), (15, 177), (136, 168), (109, 168), (83, 177), (99, 3), (73, 73), (143, 97), (137, 43), (179, 47), (123, 43), (36, 171), (18, 166), (50, 43), (176, 168), (80, 87), (67, 171), (155, 43), (178, 170), (186, 101), (110, 73), (20, 177), (173, 171), (75, 73), (148, 166), (130, 168), (59, 101), (71, 81), (181, 4), (39, 73), (152, 34), (128, 4), (69, 73), (27, 171), (31, 68), (24, 4), (100, 171), (145, 171), (76, 101), (122, 170), (41, 157), (158, 3), (38, 177), (112, 101), (160, 4), (97, 97), (66, 166), (113, 73), (92, 73), (62, 157), (81, 177), (104, 170), (51, 97), (30, 97), (105, 166), (74, 177), (26, 177), (5, 157), (144, 168), (77, 52), (188, 4), (86, 73), (162, 81), (159, 157), (46, 97), (45, 171), (34, 34), (35, 166), (68, 68), (139, 171), (168, 168), (9, 170), (32, 43), (103, 73), (19, 3), (42, 157), (87, 87), (79, 170), (95, 52), (94, 168), (90, 166), (49, 168), (138, 166), (33, 166), (157, 157), (91, 47), (115, 170), (28, 4), (13, 47), (187, 127), (163, 170), (140, 177), (106, 68), (6, 73), (57, 3), (107, 68), (82, 47), (131, 166), (60, 97), (169, 43), (150, 87), (101, 101), (44, 52), (129, 166), (120, 171), (11, 157), (183, 3), (151, 168), (142, 171), (25, 166), (61, 4), (93, 87), (149, 168), (98, 47), (146, 168), (164, 101), (124, 47), (121, 73), (84, 157), (7, 87), (134, 177), (177, 177), (117, 171), (4, 4), (185, 47), (111, 3), (182, 101), (166, 166), (141, 170)] current theta: 0.143199462799 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:04 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33516 rows and 33567 columns Presolve time: 0.05s Presolved: 2395 rows, 2532 columns, 6942 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2532 integer (2532 binary) Root relaxation: cutoff, 2789 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 (2789 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: 0.143856341068 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:04 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33498 rows and 33547 columns Presolve time: 0.05s Presolved: 2413 rows, 2552 columns, 6998 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2552 integer (2552 binary) Root relaxation: objective -7.105427e-15, 2409 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 (3840 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 [3, 4, 34, 41, 47, 48, 52, 68, 73, 87, 115, 122, 127, 134, 155, 164, 166, 168, 171] edges [(53, 166), (40, 41), (108, 171), (64, 171), (0, 87), (28, 34), (125, 127), (156, 87), (157, 41), (2, 171), (16, 127), (174, 34), (123, 155), (171, 171), (23, 3), (8, 47), (22, 134), (29, 34), (1, 134), (63, 4), (55, 34), (96, 168), (126, 171), (114, 166), (127, 127), (172, 87), (43, 155), (102, 34), (88, 47), (58, 168), (132, 171), (115, 115), (10, 47), (70, 127), (169, 134), (175, 87), (20, 134), (85, 171), (3, 3), (165, 171), (143, 48), (47, 47), (159, 155), (54, 47), (12, 166), (79, 115), (62, 155), (21, 166), (14, 73), (52, 168), (72, 168), (147, 87), (133, 115), (119, 3), (56, 73), (140, 134), (153, 166), (141, 122), (89, 168), (9, 122), (135, 168), (17, 171), (186, 164), (60, 48), (154, 73), (136, 168), (109, 168), (97, 48), (99, 3), (73, 73), (65, 115), (122, 122), (179, 47), (36, 171), (18, 166), (51, 48), (176, 168), (101, 164), (48, 48), (67, 171), (11, 155), (110, 73), (173, 171), (75, 73), (148, 166), (130, 168), (162, 115), (15, 48), (129, 164), (181, 4), (180, 115), (39, 73), (152, 34), (137, 134), (128, 4), (69, 73), (27, 171), (31, 68), (24, 4), (100, 171), (145, 171), (76, 164), (42, 134), (84, 155), (178, 115), (158, 3), (160, 4), (66, 166), (113, 73), (92, 73), (116, 164), (50, 155), (105, 166), (30, 48), (41, 41), (144, 168), (77, 52), (188, 4), (86, 73), (83, 134), (38, 134), (167, 87), (5, 41), (134, 134), (164, 164), (45, 171), (71, 115), (170, 115), (34, 34), (35, 166), (68, 68), (139, 171), (168, 168), (32, 155), (103, 73), (19, 3), (87, 87), (95, 52), (94, 168), (90, 166), (81, 134), (49, 168), (177, 134), (138, 166), (33, 166), (91, 47), (13, 47), (187, 127), (118, 41), (106, 68), (6, 73), (57, 3), (104, 122), (107, 68), (82, 47), (112, 164), (131, 166), (74, 134), (150, 87), (78, 164), (80, 48), (44, 52), (7, 122), (182, 164), (120, 171), (183, 3), (163, 122), (151, 168), (142, 171), (25, 166), (26, 134), (61, 4), (93, 87), (149, 168), (98, 47), (146, 168), (124, 47), (121, 73), (59, 164), (46, 48), (37, 115), (117, 171), (155, 155), (184, 134), (4, 4), (185, 47), (111, 3), (166, 166), (161, 48)] current theta: 0.143527901933 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:04 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33504 rows and 33553 columns Presolve time: 0.05s Presolved: 2407 rows, 2546 columns, 6980 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2546 integer (2546 binary) Root relaxation: objective 0.000000e+00, 2492 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 (3803 simplex iterations) in 0.14 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, 4, 34, 47, 48, 50, 52, 68, 73, 87, 101, 127, 133, 134, 157, 166, 167, 168, 171] edges [(53, 166), (81, 133), (108, 171), (37, 133), (64, 171), (0, 87), (162, 133), (28, 34), (40, 157), (125, 127), (156, 87), (50, 50), (2, 171), (16, 127), (174, 34), (171, 171), (23, 3), (8, 47), (22, 134), (29, 34), (1, 134), (63, 4), (55, 34), (96, 168), (126, 171), (114, 166), (118, 157), (111, 73), (127, 127), (102, 34), (79, 133), (88, 47), (58, 168), (132, 171), (78, 101), (10, 47), (70, 127), (169, 134), (175, 87), (20, 134), (85, 171), (3, 3), (165, 171), (143, 48), (47, 47), (54, 47), (12, 166), (21, 166), (14, 73), (116, 101), (52, 168), (72, 168), (147, 87), (115, 133), (119, 3), (56, 73), (153, 166), (89, 168), (135, 168), (17, 171), (60, 48), (154, 73), (43, 50), (136, 168), (109, 168), (97, 48), (99, 3), (73, 73), (179, 47), (36, 171), (170, 167), (18, 166), (51, 48), (176, 168), (48, 48), (7, 167), (67, 171), (186, 101), (110, 73), (173, 171), (75, 73), (148, 166), (130, 168), (15, 48), (59, 101), (181, 4), (39, 73), (152, 34), (137, 134), (128, 4), (69, 73), (27, 171), (31, 68), (100, 171), (65, 133), (145, 171), (76, 101), (41, 157), (158, 3), (112, 101), (160, 4), (66, 166), (113, 73), (35, 157), (92, 73), (62, 157), (178, 133), (105, 166), (30, 48), (71, 133), (5, 157), (144, 168), (77, 52), (188, 4), (86, 73), (83, 134), (38, 134), (122, 167), (159, 157), (134, 134), (45, 171), (32, 50), (34, 34), (68, 68), (24, 34), (139, 171), (168, 168), (163, 133), (9, 87), (103, 73), (19, 3), (140, 50), (172, 167), (42, 157), (87, 87), (95, 52), (94, 168), (133, 133), (90, 166), (180, 133), (49, 168), (177, 134), (138, 166), (33, 166), (157, 157), (104, 167), (91, 47), (13, 47), (187, 127), (167, 167), (106, 68), (6, 73), (57, 3), (107, 68), (82, 47), (131, 166), (74, 134), (123, 50), (150, 87), (101, 101), (80, 48), (155, 50), (44, 52), (129, 166), (120, 171), (11, 157), (183, 3), (151, 168), (142, 171), (25, 166), (26, 134), (61, 4), (93, 87), (149, 168), (98, 47), (146, 168), (164, 101), (124, 47), (121, 73), (84, 157), (46, 48), (117, 171), (184, 134), (4, 4), (185, 47), (182, 101), (166, 166), (161, 48), (141, 133)] current theta: 0.143363682366 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:04 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33514 rows and 33564 columns Presolve time: 0.05s Presolved: 2397 rows, 2535 columns, 6949 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2535 integer (2535 binary) Root relaxation: cutoff, 2847 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 (2847 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: 0.14344579215 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:54:05 2014 Optimize a model with 35911 rows, 36099 columns and 107541 nonzeros Presolve removed 33510 rows and 33560 columns Presolve time: 0.05s Presolved: 2401 rows, 2539 columns, 6961 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2539 integer (2539 binary) Root relaxation: cutoff, 2691 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 (2691 simplex iterations) in 0.15 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -