current theta: 0.653859366363 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:32 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 6632 rows and 6632 columns Presolve time: 0.36s Presolved: 16019 rows, 16168 columns, 47904 nonzeros Variable types: 0 continuous, 16168 integer (16168 binary) Root relaxation: objective 0.000000e+00, 1453 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 (1453 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 [3, 4, 6, 22, 23, 42, 52, 75, 107, 111, 112, 121, 129, 142, 147] edges [(137, 147), (19, 147), (71, 147), (59, 147), (129, 147), (5, 147), (73, 147), (31, 147), (25, 147), (12, 147), (65, 147), (80, 147), (23, 3), (63, 147), (128, 147), (133, 147), (15, 147), (83, 147), (97, 147), (55, 147), (135, 147), (69, 147), (140, 147), (3, 147), (14, 147), (101, 147), (43, 147), (127, 147), (121, 147), (79, 147), (93, 147), (108, 147), (119, 147), (53, 147), (56, 147), (142, 147), (111, 147), (13, 147), (58, 147), (67, 147), (81, 147), (39, 147), (33, 147), (49, 147), (117, 147), (26, 147), (70, 147), (110, 147), (52, 147), (42, 129), (91, 147), (37, 147), (105, 147), (77, 147), (29, 147), (84, 147), (30, 147), (40, 147), (143, 147), (11, 147), (22, 147), (95, 147), (90, 147), (61, 147), (148, 147), (87, 147), (17, 147), (72, 147), (139, 147), (24, 147), (122, 147), (64, 147), (10, 147), (124, 142), (94, 147), (144, 147), (113, 23), (7, 147), (2, 147), (123, 22), (132, 147), (125, 147), (126, 147), (68, 147), (78, 147), (138, 147), (20, 147), (34, 147), (88, 147), (118, 147), (60, 147), (57, 147), (130, 147), (6, 147), (141, 142), (120, 147), (107, 142), (82, 142), (8, 147), (38, 147), (106, 147), (48, 147), (134, 147), (0, 147), (4, 142), (103, 147), (98, 147), (41, 147), (51, 147), (112, 129), (109, 147), (62, 147), (145, 147), (32, 147), (116, 147), (18, 147), (16, 142), (102, 147), (44, 147), (147, 147), (21, 147), (36, 147), (89, 147), (47, 147), (104, 147), (115, 147), (76, 147), (99, 142), (86, 147), (146, 147), (28, 147), (96, 147), (75, 75), (54, 147), (131, 147), (149, 147), (9, 147), (35, 147), (45, 147), (1, 147), (46, 142), (74, 147), (85, 147), (136, 147), (27, 147), (100, 147), (114, 147), (66, 147), (50, 147), (92, 147)] current theta: 0.326929683182 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:32 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 16680 rows and 16680 columns Presolve time: 0.15s Presolved: 5971 rows, 6120 columns, 17760 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6120 integer (6120 binary) Root relaxation: objective 0.000000e+00, 1263 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 (2795 simplex iterations) in 0.27 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, 6, 16, 28, 32, 53, 70, 80, 87, 88, 97, 98, 108, 140, 149] edges [(95, 98), (90, 87), (72, 149), (12, 28), (134, 87), (16, 16), (24, 149), (131, 149), (100, 16), (26, 87), (148, 108), (92, 16), (10, 97), (140, 87), (22, 87), (81, 87), (38, 28), (57, 140), (17, 28), (69, 70), (139, 70), (18, 140), (94, 149), (2, 87), (62, 87), (113, 108), (125, 140), (124, 16), (119, 16), (105, 28), (6, 70), (76, 28), (120, 87), (49, 108), (121, 97), (52, 80), (8, 140), (116, 87), (118, 149), (144, 87), (98, 98), (45, 98), (23, 98), (127, 4), (103, 108), (122, 87), (77, 140), (129, 80), (147, 87), (4, 149), (109, 149), (44, 149), (48, 4), (126, 97), (106, 70), (67, 140), (68, 87), (61, 98), (96, 88), (34, 87), (51, 98), (28, 149), (74, 87), (143, 97), (102, 149), (149, 4), (80, 108), (13, 70), (50, 87), (70, 70), (89, 149), (54, 149), (117, 98), (85, 149), (56, 140), (36, 98), (41, 108), (82, 87), (66, 149), (115, 87), (142, 28), (15, 87), (1, 98), (97, 97), (47, 70), (42, 97), (63, 149), (55, 149), (39, 98), (75, 80), (19, 70), (27, 97), (21, 4), (59, 108), (60, 140), (110, 97), (37, 97), (33, 87), (137, 16), (136, 140), (145, 98), (65, 140), (146, 97), (101, 149), (88, 53), (87, 87), (5, 87), (78, 53), (3, 98), (123, 87), (14, 149), (0, 28), (133, 28), (112, 80), (25, 140), (11, 97), (46, 149), (132, 87), (135, 149), (79, 16), (128, 97), (58, 16), (83, 140), (32, 70), (35, 16), (107, 149), (138, 87), (20, 87), (111, 16), (84, 149), (130, 87), (114, 98), (99, 149), (53, 140), (104, 98), (64, 16), (71, 87), (93, 87), (40, 140), (9, 53), (29, 140), (7, 87), (30, 140), (86, 140), (31, 140), (43, 87), (73, 16), (91, 16), (108, 97), (141, 16)] current theta: 0.163464841591 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:32 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20588 rows and 20629 columns Presolve time: 0.04s Presolved: 2063 rows, 2171 columns, 5995 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2171 integer (2171 binary) Root relaxation: objective 0.000000e+00, 1727 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 132 - 0.00000 - - 0s 0 0 0.00000 0 229 - 0.00000 - - 0s * 0 0 0 0.0000000 0.00000 0.00% - 0s Cutting planes: Gomory: 1 Zero half: 9 Explored 0 nodes (6843 simplex iterations) in 0.24 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 [20, 35, 51, 70, 72, 80, 97, 99, 110, 119, 125, 127, 128, 134, 140] edges [(64, 119), (66, 127), (143, 128), (65, 20), (123, 119), (87, 20), (141, 119), (103, 97), (86, 125), (57, 140), (41, 97), (69, 70), (23, 110), (127, 127), (59, 110), (46, 99), (16, 119), (6, 70), (108, 110), (63, 127), (82, 119), (79, 119), (98, 51), (18, 20), (3, 140), (15, 119), (99, 99), (45, 51), (95, 97), (58, 119), (85, 72), (100, 35), (101, 127), (148, 97), (106, 70), (52, 110), (37, 128), (40, 125), (105, 128), (11, 128), (131, 72), (77, 70), (135, 127), (35, 134), (139, 125), (142, 128), (62, 119), (13, 70), (74, 140), (5, 134), (147, 20), (70, 70), (114, 51), (137, 134), (55, 127), (133, 134), (84, 127), (73, 134), (119, 119), (89, 128), (75, 110), (149, 99), (97, 97), (47, 70), (129, 97), (48, 127), (92, 134), (91, 119), (125, 125), (9, 125), (115, 140), (19, 70), (128, 128), (10, 72), (14, 127), (27, 97), (34, 119), (132, 20), (136, 125), (71, 119), (38, 134), (51, 51), (104, 97), (122, 128), (134, 134), (43, 134), (109, 127), (130, 140), (20, 20), (25, 125), (0, 127), (72, 72), (146, 97), (44, 72), (112, 110), (113, 80), (56, 125), (102, 72), (90, 119), (76, 134), (140, 140), (124, 119), (138, 125), (26, 20), (118, 128), (83, 20), (81, 134), (39, 51), (107, 99), (93, 140), (50, 140), (78, 20), (24, 127), (54, 127), (42, 110), (126, 72), (88, 140), (2, 119), (1, 51), (145, 51), (32, 70), (8, 125), (121, 128), (120, 140), (30, 20), (117, 51), (116, 119), (53, 125), (21, 127), (144, 119), (80, 110), (22, 20), (33, 140), (12, 134), (7, 134), (4, 99), (67, 20), (49, 97), (110, 110), (17, 134), (29, 140), (68, 20), (94, 128), (111, 119), (28, 128), (31, 140), (96, 128), (60, 20), (36, 51), (61, 140)] current theta: 0.0817324207954 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 21904 rows and 22053 columns Presolve time: 0.02s Presolved: 747 rows, 747 columns, 1961 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 747 integer (746 binary) Root relaxation: cutoff, 371 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 (371 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: 0.122598631193 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 21302 rows and 21407 columns Presolve time: 0.03s Presolved: 1349 rows, 1393 columns, 3791 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1393 integer (1393 binary) Root relaxation: cutoff, 1454 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 (1454 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: 0.143031736392 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20940 rows and 21003 columns Presolve time: 0.03s Presolved: 1711 rows, 1797 columns, 4917 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1797 integer (1797 binary) Root relaxation: cutoff, 2041 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 (2041 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: 0.153248288991 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20772 rows and 20822 columns Presolve time: 0.03s Presolved: 1879 rows, 1978 columns, 5434 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1978 integer (1978 binary) Root relaxation: cutoff, 2072 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 (2072 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: 0.158356565291 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20688 rows and 20733 columns Presolve time: 0.03s Presolved: 1963 rows, 2067 columns, 5691 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2067 integer (2067 binary) Root relaxation: objective 0.000000e+00, 1911 iterations, 0.05 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 (1911 simplex iterations) in 0.08 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 [51, 70, 73, 78, 81, 85, 97, 99, 110, 113, 125, 127, 140, 143, 144] edges [(66, 127), (38, 73), (85, 85), (111, 144), (128, 143), (18, 81), (133, 81), (67, 81), (103, 97), (86, 125), (57, 140), (41, 97), (69, 70), (23, 110), (127, 127), (59, 110), (46, 99), (91, 144), (6, 70), (108, 110), (141, 144), (63, 127), (137, 73), (98, 51), (82, 144), (147, 140), (3, 140), (16, 144), (121, 143), (100, 144), (35, 73), (99, 99), (45, 51), (92, 144), (95, 97), (142, 143), (101, 127), (68, 78), (124, 144), (148, 97), (17, 81), (106, 70), (52, 110), (40, 125), (62, 144), (73, 73), (77, 70), (135, 127), (139, 125), (13, 70), (74, 140), (70, 70), (71, 144), (114, 51), (43, 81), (118, 143), (55, 127), (143, 143), (84, 127), (75, 110), (149, 99), (5, 73), (30, 125), (97, 97), (47, 70), (20, 78), (7, 73), (48, 127), (81, 81), (125, 125), (11, 143), (9, 125), (37, 143), (115, 140), (134, 73), (19, 70), (14, 127), (27, 97), (22, 78), (51, 51), (104, 97), (28, 143), (109, 127), (130, 140), (144, 144), (105, 143), (25, 125), (0, 127), (146, 97), (129, 113), (15, 78), (112, 110), (96, 143), (26, 78), (10, 143), (56, 125), (65, 78), (140, 140), (90, 144), (138, 125), (136, 78), (78, 78), (113, 113), (39, 51), (64, 144), (107, 99), (93, 140), (72, 85), (50, 140), (24, 127), (132, 78), (87, 78), (54, 127), (122, 81), (76, 127), (94, 143), (42, 110), (88, 140), (1, 51), (2, 144), (89, 143), (145, 51), (32, 70), (116, 78), (8, 125), (44, 143), (60, 125), (120, 140), (83, 81), (123, 144), (34, 144), (117, 51), (12, 73), (126, 85), (53, 125), (21, 127), (131, 85), (80, 110), (33, 140), (4, 99), (49, 97), (110, 110), (102, 85), (29, 140), (31, 140), (79, 144), (58, 144), (119, 144), (36, 51), (61, 140)] current theta: 0.155802427141 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:33 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20736 rows and 20785 columns Presolve time: 0.03s Presolved: 1915 rows, 2015 columns, 5543 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2015 integer (2015 binary) Root relaxation: cutoff, 1867 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 (1867 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: 0.157079496216 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:34 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20706 rows and 20754 columns Presolve time: 0.03s Presolved: 1945 rows, 2046 columns, 5634 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2046 integer (2046 binary) Root relaxation: cutoff, 49 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 (49 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 [51, 70, 73, 78, 81, 85, 97, 99, 110, 113, 125, 127, 140, 143, 144] edges [(66, 127), (38, 73), (85, 85), (111, 144), (128, 143), (18, 81), (133, 81), (67, 81), (103, 97), (86, 125), (57, 140), (41, 97), (69, 70), (23, 110), (127, 127), (59, 110), (46, 99), (91, 144), (6, 70), (108, 110), (141, 144), (63, 127), (137, 73), (98, 51), (82, 144), (147, 140), (3, 140), (16, 144), (121, 143), (100, 144), (35, 73), (99, 99), (45, 51), (92, 144), (95, 97), (142, 143), (101, 127), (68, 78), (124, 144), (148, 97), (17, 81), (106, 70), (52, 110), (40, 125), (62, 144), (73, 73), (77, 70), (135, 127), (139, 125), (13, 70), (74, 140), (70, 70), (71, 144), (114, 51), (43, 81), (118, 143), (55, 127), (143, 143), (84, 127), (75, 110), (149, 99), (5, 73), (30, 125), (97, 97), (47, 70), (20, 78), (7, 73), (48, 127), (81, 81), (125, 125), (11, 143), (9, 125), (37, 143), (115, 140), (134, 73), (19, 70), (14, 127), (27, 97), (22, 78), (51, 51), (104, 97), (28, 143), (109, 127), (130, 140), (144, 144), (105, 143), (25, 125), (0, 127), (146, 97), (129, 113), (15, 78), (112, 110), (96, 143), (26, 78), (10, 143), (56, 125), (65, 78), (140, 140), (90, 144), (138, 125), (136, 78), (78, 78), (113, 113), (39, 51), (64, 144), (107, 99), (93, 140), (72, 85), (50, 140), (24, 127), (132, 78), (87, 78), (54, 127), (122, 81), (76, 127), (94, 143), (42, 110), (88, 140), (1, 51), (2, 144), (89, 143), (145, 51), (32, 70), (116, 78), (8, 125), (44, 143), (60, 125), (120, 140), (83, 81), (123, 144), (34, 144), (117, 51), (12, 73), (126, 85), (53, 125), (21, 127), (131, 85), (80, 110), (33, 140), (4, 99), (49, 97), (110, 110), (102, 85), (29, 140), (31, 140), (79, 144), (58, 144), (119, 144), (36, 51), (61, 140)] current theta: 0.156440961679 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:34 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20718 rows and 20767 columns Presolve time: 0.03s Presolved: 1933 rows, 2033 columns, 5597 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2033 integer (2033 binary) Root relaxation: cutoff, 1877 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 (1877 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: 0.156760228947 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:34 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20712 rows and 20761 columns Presolve time: 0.03s Presolved: 1939 rows, 2039 columns, 5615 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2039 integer (2039 binary) Root relaxation: cutoff, 50 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 (50 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 [51, 70, 73, 78, 81, 85, 97, 99, 110, 113, 125, 127, 140, 143, 144] edges [(66, 127), (38, 73), (85, 85), (111, 144), (128, 143), (18, 81), (133, 81), (67, 81), (103, 97), (86, 125), (57, 140), (41, 97), (69, 70), (23, 110), (127, 127), (59, 110), (46, 99), (91, 144), (6, 70), (108, 110), (141, 144), (63, 127), (137, 73), (98, 51), (82, 144), (147, 140), (3, 140), (16, 144), (121, 143), (100, 144), (35, 73), (99, 99), (45, 51), (92, 144), (95, 97), (142, 143), (101, 127), (68, 78), (124, 144), (148, 97), (17, 81), (106, 70), (52, 110), (40, 125), (62, 144), (73, 73), (77, 70), (135, 127), (139, 125), (13, 70), (74, 140), (70, 70), (71, 144), (114, 51), (43, 81), (118, 143), (55, 127), (143, 143), (84, 127), (75, 110), (149, 99), (5, 73), (30, 125), (97, 97), (47, 70), (20, 78), (7, 73), (48, 127), (81, 81), (125, 125), (11, 143), (9, 125), (37, 143), (115, 140), (134, 73), (19, 70), (14, 127), (27, 97), (22, 78), (51, 51), (104, 97), (28, 143), (109, 127), (130, 140), (144, 144), (105, 143), (25, 125), (0, 127), (146, 97), (129, 113), (15, 78), (112, 110), (96, 143), (26, 78), (10, 143), (56, 125), (65, 78), (140, 140), (90, 144), (138, 125), (136, 78), (78, 78), (113, 113), (39, 51), (64, 144), (107, 99), (93, 140), (72, 85), (50, 140), (24, 127), (132, 78), (87, 78), (54, 127), (122, 81), (76, 127), (94, 143), (42, 110), (88, 140), (1, 51), (2, 144), (89, 143), (145, 51), (32, 70), (116, 78), (8, 125), (44, 143), (60, 125), (120, 140), (83, 81), (123, 144), (34, 144), (117, 51), (12, 73), (126, 85), (53, 125), (21, 127), (131, 85), (80, 110), (33, 140), (4, 99), (49, 97), (110, 110), (102, 85), (29, 140), (31, 140), (79, 144), (58, 144), (119, 144), (36, 51), (61, 140)] current theta: 0.156600595313 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:34 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20714 rows and 20763 columns Presolve time: 0.03s Presolved: 1937 rows, 2037 columns, 5609 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2037 integer (2037 binary) Root relaxation: cutoff, 50 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 (50 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 [51, 70, 73, 78, 81, 85, 97, 99, 110, 113, 125, 127, 140, 143, 144] edges [(66, 127), (38, 73), (85, 85), (111, 144), (128, 143), (18, 81), (133, 81), (67, 81), (103, 97), (86, 125), (57, 140), (41, 97), (69, 70), (23, 110), (127, 127), (59, 110), (46, 99), (91, 144), (6, 70), (108, 110), (141, 144), (63, 127), (137, 73), (98, 51), (82, 144), (147, 140), (3, 140), (16, 144), (121, 143), (100, 144), (35, 73), (99, 99), (45, 51), (92, 144), (95, 97), (142, 143), (101, 127), (68, 78), (124, 144), (148, 97), (17, 81), (106, 70), (52, 110), (40, 125), (62, 144), (73, 73), (77, 70), (135, 127), (139, 125), (13, 70), (74, 140), (70, 70), (71, 144), (114, 51), (43, 81), (118, 143), (55, 127), (143, 143), (84, 127), (75, 110), (149, 99), (5, 73), (30, 125), (97, 97), (47, 70), (20, 78), (7, 73), (48, 127), (81, 81), (125, 125), (11, 143), (9, 125), (37, 143), (115, 140), (134, 73), (19, 70), (14, 127), (27, 97), (22, 78), (51, 51), (104, 97), (28, 143), (109, 127), (130, 140), (144, 144), (105, 143), (25, 125), (0, 127), (146, 97), (129, 113), (15, 78), (112, 110), (96, 143), (26, 78), (10, 143), (56, 125), (65, 78), (140, 140), (90, 144), (138, 125), (136, 78), (78, 78), (113, 113), (39, 51), (64, 144), (107, 99), (93, 140), (72, 85), (50, 140), (24, 127), (132, 78), (87, 78), (54, 127), (122, 81), (76, 127), (94, 143), (42, 110), (88, 140), (1, 51), (2, 144), (89, 143), (145, 51), (32, 70), (116, 78), (8, 125), (44, 143), (60, 125), (120, 140), (83, 81), (123, 144), (34, 144), (117, 51), (12, 73), (126, 85), (53, 125), (21, 127), (131, 85), (80, 110), (33, 140), (4, 99), (49, 97), (110, 110), (102, 85), (29, 140), (31, 140), (79, 144), (58, 144), (119, 144), (36, 51), (61, 140)] current theta: 0.156520778496 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:52:34 2014 Optimize a model with 22651 rows, 22800 columns and 67800 nonzeros Presolve removed 20716 rows and 20765 columns Presolve time: 0.03s Presolved: 1935 rows, 2035 columns, 5603 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2035 integer (2035 binary) Root relaxation: cutoff, 1861 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 (1861 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 -