current theta: 0.628197813552 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:16 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 7904 rows and 7904 columns Presolve time: 0.36s Presolved: 15967 rows, 16120 columns, 47744 nonzeros Variable types: 0 continuous, 16120 integer (16120 binary) Root relaxation: objective 0.000000e+00, 1818 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 (4038 simplex iterations) in 0.63 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, 18, 26, 31, 34, 35, 53, 63, 67, 81, 95, 110, 122, 137, 141] edges [(121, 81), (96, 110), (0, 141), (30, 4), (36, 63), (15, 6), (9, 4), (103, 95), (130, 6), (25, 6), (99, 137), (135, 31), (62, 35), (124, 63), (144, 141), (120, 110), (24, 18), (38, 63), (59, 110), (37, 4), (136, 26), (40, 95), (129, 18), (51, 53), (128, 122), (111, 110), (10, 95), (73, 4), (137, 26), (14, 110), (116, 6), (78, 18), (46, 26), (102, 63), (56, 26), (83, 67), (77, 34), (26, 63), (21, 141), (68, 141), (47, 18), (63, 31), (1, 26), (7, 31), (48, 141), (27, 26), (17, 31), (84, 18), (139, 63), (50, 95), (110, 26), (69, 31), (45, 4), (16, 95), (115, 26), (76, 4), (18, 141), (49, 4), (109, 137), (71, 4), (3, 26), (149, 4), (4, 18), (146, 26), (41, 18), (29, 110), (88, 122), (90, 26), (122, 53), (101, 81), (60, 26), (132, 31), (2, 18), (6, 63), (152, 4), (123, 26), (143, 63), (23, 18), (19, 4), (134, 6), (148, 137), (61, 63), (20, 4), (89, 110), (145, 141), (43, 26), (33, 95), (151, 4), (100, 18), (11, 18), (86, 53), (72, 6), (105, 26), (70, 63), (74, 110), (87, 18), (28, 31), (94, 6), (125, 26), (35, 95), (127, 18), (13, 26), (57, 95), (12, 53), (31, 95), (80, 18), (150, 67), (75, 63), (53, 95), (126, 6), (42, 4), (67, 95), (112, 110), (133, 63), (85, 4), (39, 18), (108, 141), (142, 141), (98, 34), (79, 4), (64, 4), (138, 4), (93, 122), (91, 4), (131, 81), (32, 63), (118, 81), (44, 110), (55, 63), (147, 137), (92, 4), (34, 141), (65, 4), (22, 67), (66, 4), (58, 110), (117, 63), (95, 95), (141, 141), (5, 63), (97, 4), (8, 4), (54, 67), (119, 4), (113, 6), (106, 122), (107, 110), (114, 6), (52, 95), (82, 110), (104, 110), (140, 95), (81, 95), (153, 26)] current theta: 0.314098906776 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:17 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 18114 rows and 18114 columns Presolve time: 0.14s Presolved: 5757 rows, 5910 columns, 17114 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5910 integer (5910 binary) Root relaxation: objective 0.000000e+00, 1227 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 (3524 simplex iterations) in 0.26 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, 26, 54, 56, 73, 76, 80, 84, 85, 87, 93, 110, 123, 141, 146, 150] edges [(56, 146), (109, 87), (19, 93), (85, 85), (142, 150), (51, 150), (134, 54), (150, 80), (97, 123), (52, 150), (88, 141), (149, 84), (145, 85), (39, 123), (110, 146), (138, 84), (47, 146), (2, 76), (76, 73), (116, 141), (30, 146), (27, 123), (137, 26), (79, 84), (0, 6), (3, 93), (128, 93), (90, 146), (50, 150), (40, 150), (115, 84), (8, 84), (129, 80), (22, 150), (35, 150), (147, 87), (135, 141), (31, 150), (6, 141), (72, 87), (151, 84), (59, 146), (64, 87), (68, 87), (57, 80), (63, 150), (38, 141), (78, 150), (84, 84), (26, 80), (75, 85), (25, 87), (20, 146), (69, 150), (126, 87), (10, 80), (83, 146), (86, 26), (73, 80), (140, 150), (89, 84), (53, 80), (101, 150), (60, 80), (118, 26), (92, 84), (65, 84), (62, 26), (49, 93), (120, 150), (9, 84), (93, 146), (48, 150), (105, 84), (1, 84), (133, 87), (15, 87), (41, 123), (18, 150), (122, 80), (121, 150), (13, 150), (98, 84), (46, 85), (111, 146), (4, 146), (58, 93), (21, 87), (17, 80), (117, 150), (130, 123), (99, 84), (36, 150), (34, 123), (80, 80), (44, 84), (54, 150), (91, 84), (28, 150), (102, 150), (67, 150), (81, 150), (33, 150), (146, 146), (94, 6), (37, 87), (96, 146), (23, 146), (107, 80), (71, 84), (11, 84), (82, 146), (139, 54), (106, 84), (114, 150), (29, 146), (95, 150), (32, 54), (131, 150), (74, 146), (100, 146), (7, 80), (87, 87), (5, 87), (16, 150), (127, 87), (124, 150), (103, 26), (12, 150), (119, 87), (70, 84), (143, 150), (144, 123), (112, 84), (132, 150), (66, 93), (55, 87), (45, 84), (42, 146), (148, 84), (125, 146), (61, 87), (104, 93), (153, 84), (123, 123), (141, 141), (77, 6), (108, 6), (14, 146), (152, 84), (43, 87), (24, 87), (113, 87), (136, 84)] current theta: 0.157049453388 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:17 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 22000 rows and 22058 columns Presolve time: 0.03s Presolved: 1871 rows, 1966 columns, 5398 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1966 integer (1966 binary) Root relaxation: cutoff, 2273 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 (2273 simplex iterations) in 0.10 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.235574180082 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:18 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 20280 rows and 20281 columns Presolve time: 0.07s Presolved: 3591 rows, 3743 columns, 10615 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3743 integer (3743 binary) Root relaxation: objective 0.000000e+00, 1738 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 (3263 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 [53, 56, 57, 84, 87, 92, 93, 95, 106, 114, 129, 137, 141, 143, 147, 150] edges [(33, 53), (70, 106), (46, 114), (82, 106), (121, 114), (142, 150), (16, 143), (52, 150), (152, 106), (29, 93), (106, 106), (133, 147), (108, 114), (84, 106), (98, 106), (45, 106), (138, 106), (135, 147), (14, 106), (75, 141), (116, 141), (86, 137), (7, 129), (24, 84), (139, 114), (10, 129), (151, 92), (128, 93), (8, 106), (50, 150), (32, 114), (27, 137), (22, 150), (53, 53), (1, 137), (123, 114), (6, 141), (125, 93), (47, 137), (115, 137), (103, 137), (59, 137), (73, 143), (15, 92), (150, 150), (124, 137), (63, 150), (38, 141), (88, 114), (131, 114), (25, 87), (93, 93), (126, 87), (60, 143), (92, 92), (140, 57), (79, 106), (129, 129), (20, 93), (37, 84), (111, 84), (19, 137), (9, 106), (97, 137), (90, 106), (56, 93), (134, 114), (0, 114), (83, 129), (62, 129), (78, 143), (49, 93), (101, 114), (89, 106), (48, 150), (11, 106), (4, 137), (85, 87), (72, 147), (18, 150), (91, 92), (13, 150), (58, 93), (21, 87), (36, 57), (99, 106), (117, 150), (110, 93), (71, 92), (76, 150), (94, 114), (54, 150), (28, 150), (102, 150), (2, 114), (69, 57), (96, 93), (68, 147), (144, 114), (42, 137), (57, 95), (23, 137), (130, 147), (120, 143), (31, 95), (100, 137), (65, 87), (67, 95), (112, 137), (64, 114), (43, 84), (146, 93), (51, 143), (87, 87), (81, 53), (5, 87), (26, 129), (114, 114), (41, 147), (137, 137), (127, 87), (12, 150), (109, 147), (145, 147), (119, 87), (30, 93), (17, 150), (143, 143), (3, 106), (132, 150), (66, 93), (55, 87), (149, 106), (39, 141), (147, 147), (40, 53), (61, 147), (80, 150), (105, 106), (107, 137), (104, 93), (44, 106), (148, 92), (34, 137), (95, 95), (141, 141), (118, 137), (74, 93), (35, 57), (77, 141), (122, 137), (113, 87), (136, 106), (153, 106)] current theta: 0.196311816735 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:18 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21204 rows and 21217 columns Presolve time: 0.05s Presolved: 2667 rows, 2807 columns, 7831 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2807 integer (2807 binary) Root relaxation: objective 0.000000e+00, 1641 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 (2742 simplex iterations) in 0.11 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 [17, 32, 52, 68, 75, 84, 91, 105, 106, 123, 129, 137, 143, 146, 147, 150] edges [(56, 146), (127, 75), (113, 75), (82, 106), (3, 105), (5, 147), (142, 150), (77, 75), (40, 17), (152, 106), (120, 137), (12, 143), (110, 146), (106, 106), (84, 106), (98, 106), (97, 147), (55, 147), (45, 106), (138, 106), (130, 84), (123, 147), (85, 68), (116, 75), (105, 137), (35, 52), (21, 68), (30, 146), (36, 52), (80, 143), (7, 129), (92, 91), (24, 84), (10, 17), (50, 150), (8, 84), (27, 137), (108, 147), (22, 150), (15, 84), (13, 123), (46, 147), (1, 137), (33, 52), (47, 137), (133, 84), (115, 137), (103, 137), (59, 137), (6, 75), (65, 68), (150, 150), (124, 137), (87, 68), (60, 150), (73, 150), (23, 105), (0, 32), (20, 146), (69, 150), (118, 105), (119, 68), (79, 106), (135, 123), (140, 150), (111, 105), (129, 129), (131, 32), (19, 137), (32, 123), (52, 52), (101, 150), (90, 106), (107, 143), (63, 32), (83, 129), (62, 129), (78, 143), (9, 84), (57, 17), (4, 105), (93, 146), (89, 106), (48, 150), (41, 123), (151, 91), (72, 147), (18, 150), (53, 52), (64, 147), (2, 32), (117, 150), (128, 146), (76, 150), (28, 150), (68, 147), (104, 146), (31, 52), (146, 146), (88, 147), (96, 146), (39, 32), (42, 137), (67, 52), (71, 84), (11, 84), (44, 105), (100, 137), (54, 52), (29, 146), (134, 32), (112, 137), (38, 147), (74, 146), (43, 84), (51, 143), (66, 146), (95, 52), (26, 129), (148, 91), (91, 91), (37, 91), (16, 150), (137, 137), (58, 146), (99, 105), (126, 68), (145, 147), (70, 84), (109, 84), (143, 150), (144, 123), (132, 150), (94, 32), (149, 106), (147, 147), (61, 147), (125, 146), (121, 123), (17, 17), (139, 123), (141, 75), (49, 146), (86, 105), (75, 75), (114, 123), (102, 143), (34, 137), (14, 105), (122, 137), (81, 52), (136, 106), (25, 68), (153, 106)] current theta: 0.176680635062 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:18 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21606 rows and 21632 columns Presolve time: 0.04s Presolved: 2265 rows, 2392 columns, 6612 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2392 integer (2392 binary) Root relaxation: objective 0.000000e+00, 2064 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 (3290 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 [36, 37, 57, 60, 68, 70, 77, 82, 94, 100, 129, 142, 144, 146, 147, 148] edges [(56, 146), (39, 94), (80, 57), (1, 100), (140, 60), (150, 142), (110, 146), (4, 100), (132, 142), (33, 36), (97, 147), (22, 60), (55, 147), (123, 147), (41, 70), (37, 37), (91, 148), (30, 146), (51, 57), (106, 82), (7, 129), (60, 60), (10, 129), (143, 60), (118, 100), (114, 144), (82, 82), (108, 147), (44, 70), (112, 100), (42, 100), (151, 148), (52, 36), (54, 142), (47, 100), (103, 100), (35, 36), (11, 70), (87, 68), (36, 36), (65, 37), (45, 82), (105, 100), (19, 100), (141, 77), (20, 146), (53, 36), (43, 70), (119, 68), (129, 129), (70, 70), (109, 70), (67, 57), (152, 148), (75, 77), (73, 36), (127, 77), (83, 129), (62, 129), (117, 142), (102, 60), (28, 36), (93, 146), (8, 37), (17, 57), (72, 147), (46, 144), (120, 100), (64, 147), (78, 60), (77, 77), (63, 142), (144, 147), (128, 146), (48, 142), (79, 148), (24, 70), (95, 57), (18, 142), (135, 144), (116, 77), (13, 142), (148, 148), (104, 146), (12, 57), (149, 82), (81, 57), (146, 146), (122, 100), (21, 37), (96, 146), (14, 100), (101, 142), (50, 142), (5, 68), (23, 100), (76, 142), (136, 70), (68, 68), (59, 100), (137, 100), (29, 146), (27, 70), (74, 146), (84, 70), (66, 146), (26, 129), (9, 148), (86, 100), (58, 146), (131, 94), (31, 36), (126, 68), (145, 147), (90, 82), (115, 100), (124, 100), (16, 142), (71, 37), (2, 144), (147, 147), (57, 57), (138, 148), (6, 77), (61, 147), (89, 82), (125, 146), (88, 144), (92, 37), (100, 100), (40, 57), (98, 70), (3, 82), (49, 146), (107, 60), (69, 36), (113, 68), (133, 70), (34, 70), (0, 144), (139, 144), (38, 144), (85, 147), (111, 82), (153, 148), (15, 37), (94, 94), (142, 142), (134, 144), (130, 68), (25, 68), (99, 100), (121, 144), (32, 144)] current theta: 0.166865044225 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:18 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21808 rows and 21849 columns Presolve time: 0.04s Presolved: 2063 rows, 2175 columns, 5991 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2175 integer (2175 binary) Root relaxation: objective 1.421085e-14, 2015 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 (3425 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 [1, 20, 52, 62, 68, 71, 74, 77, 80, 94, 107, 109, 111, 142, 144, 152] edges [(106, 152), (143, 80), (39, 144), (71, 71), (38, 77), (42, 111), (20, 111), (92, 71), (24, 109), (150, 142), (86, 1), (132, 142), (146, 74), (85, 68), (44, 111), (118, 1), (35, 52), (45, 152), (36, 52), (153, 152), (22, 52), (103, 1), (79, 152), (51, 80), (117, 107), (124, 1), (43, 109), (82, 111), (40, 80), (104, 74), (72, 109), (148, 152), (33, 52), (7, 62), (147, 144), (4, 1), (11, 111), (60, 107), (54, 142), (73, 52), (57, 80), (109, 109), (49, 74), (65, 68), (87, 68), (120, 107), (99, 111), (140, 80), (74, 74), (88, 77), (98, 111), (47, 1), (141, 77), (15, 71), (115, 1), (10, 80), (119, 68), (12, 52), (151, 71), (21, 71), (55, 68), (52, 52), (75, 77), (100, 1), (121, 142), (14, 111), (127, 77), (27, 1), (108, 144), (5, 77), (97, 109), (1, 1), (61, 68), (145, 68), (56, 74), (19, 62), (46, 144), (53, 52), (59, 1), (77, 77), (63, 142), (17, 80), (48, 142), (80, 80), (70, 1), (3, 111), (83, 74), (18, 142), (135, 144), (116, 77), (13, 142), (128, 20), (112, 1), (110, 74), (31, 52), (28, 52), (152, 152), (105, 111), (67, 52), (101, 142), (50, 142), (90, 111), (76, 142), (58, 74), (68, 68), (107, 107), (96, 74), (134, 94), (0, 94), (91, 71), (89, 152), (95, 52), (29, 74), (122, 62), (102, 107), (114, 142), (64, 144), (69, 52), (136, 109), (2, 94), (37, 71), (126, 68), (149, 152), (9, 152), (62, 62), (41, 1), (16, 142), (129, 62), (84, 109), (23, 111), (6, 77), (123, 144), (30, 20), (111, 111), (144, 144), (130, 109), (113, 68), (125, 74), (34, 109), (32, 94), (78, 142), (66, 74), (137, 107), (133, 109), (138, 152), (139, 144), (94, 94), (142, 142), (81, 52), (25, 68), (8, 152), (131, 142), (26, 62), (93, 74)] current theta: 0.161957248806 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:19 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21908 rows and 21959 columns Presolve time: 0.03s Presolved: 1963 rows, 2065 columns, 5681 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2065 integer (2065 binary) Root relaxation: objective 1.421085e-14, 1952 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 (3250 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 [1, 2, 47, 52, 60, 62, 68, 71, 74, 75, 80, 90, 133, 142, 147, 152] edges [(127, 75), (114, 2), (111, 90), (106, 152), (143, 80), (71, 71), (77, 75), (92, 71), (132, 142), (146, 74), (22, 60), (123, 147), (85, 68), (116, 75), (34, 1), (35, 52), (82, 90), (0, 2), (45, 152), (36, 52), (153, 152), (60, 60), (79, 152), (32, 2), (51, 80), (108, 147), (40, 80), (104, 74), (46, 147), (148, 152), (23, 47), (33, 52), (7, 62), (4, 1), (59, 47), (54, 142), (6, 75), (73, 52), (57, 80), (49, 74), (65, 68), (2, 2), (118, 47), (87, 68), (140, 80), (74, 74), (47, 1), (15, 71), (115, 1), (10, 80), (112, 47), (119, 68), (12, 52), (151, 71), (21, 71), (109, 133), (55, 68), (52, 52), (128, 90), (100, 1), (121, 142), (134, 2), (27, 1), (101, 60), (61, 68), (145, 68), (38, 75), (72, 147), (56, 74), (19, 62), (53, 52), (137, 1), (64, 147), (97, 133), (63, 142), (17, 80), (70, 133), (48, 142), (80, 80), (83, 74), (135, 2), (14, 90), (94, 2), (13, 142), (110, 74), (31, 52), (28, 52), (102, 1), (152, 152), (1, 47), (67, 52), (42, 47), (50, 142), (76, 142), (58, 74), (68, 68), (96, 74), (117, 60), (11, 47), (20, 90), (91, 71), (89, 152), (44, 47), (84, 133), (95, 52), (29, 74), (133, 133), (122, 62), (99, 47), (37, 71), (126, 68), (149, 152), (9, 152), (144, 2), (62, 62), (41, 1), (16, 142), (129, 62), (124, 62), (69, 60), (88, 75), (147, 147), (86, 47), (18, 2), (139, 2), (90, 90), (39, 2), (43, 133), (120, 1), (141, 75), (24, 133), (107, 60), (150, 60), (113, 68), (103, 47), (125, 74), (78, 142), (75, 75), (105, 1), (98, 47), (66, 74), (136, 133), (3, 90), (138, 152), (30, 90), (5, 75), (142, 142), (130, 133), (81, 52), (25, 68), (8, 152), (131, 142), (26, 62), (93, 74)] current theta: 0.159503351097 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:19 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21962 rows and 22016 columns Presolve time: 0.03s Presolved: 1909 rows, 2008 columns, 5516 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2008 integer (2008 binary) Root relaxation: objective 0.000000e+00, 2265 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 (3461 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 [2, 4, 16, 17, 46, 52, 55, 65, 74, 77, 90, 91, 101, 106, 129, 133] edges [(114, 2), (65, 65), (82, 106), (16, 16), (125, 4), (111, 90), (8, 91), (38, 77), (98, 133), (40, 17), (126, 55), (48, 16), (152, 106), (87, 65), (106, 106), (146, 74), (45, 106), (99, 4), (138, 106), (144, 46), (100, 4), (119, 65), (35, 52), (0, 2), (140, 17), (36, 52), (7, 129), (121, 101), (92, 91), (10, 129), (105, 4), (143, 17), (18, 16), (32, 2), (104, 74), (76, 16), (33, 52), (131, 2), (107, 101), (50, 16), (73, 52), (49, 74), (2, 2), (27, 133), (74, 74), (88, 77), (141, 77), (41, 46), (85, 55), (102, 101), (112, 4), (12, 52), (51, 17), (79, 106), (46, 46), (109, 133), (80, 17), (129, 129), (52, 52), (103, 4), (75, 77), (128, 90), (134, 2), (127, 77), (83, 129), (5, 77), (62, 129), (57, 17), (19, 4), (89, 106), (11, 106), (14, 4), (151, 91), (56, 74), (53, 52), (97, 133), (77, 77), (70, 133), (47, 4), (135, 2), (116, 77), (94, 2), (110, 74), (31, 52), (61, 46), (67, 52), (132, 16), (150, 16), (117, 101), (123, 46), (58, 74), (115, 4), (142, 101), (42, 4), (96, 74), (25, 65), (20, 90), (78, 16), (84, 133), (95, 52), (26, 129), (9, 91), (148, 91), (29, 74), (91, 91), (133, 133), (37, 91), (122, 4), (108, 55), (120, 101), (1, 4), (23, 4), (60, 101), (59, 4), (137, 4), (69, 17), (149, 106), (113, 55), (6, 77), (101, 101), (139, 2), (13, 2), (90, 90), (17, 17), (39, 2), (145, 55), (43, 133), (71, 91), (22, 16), (15, 65), (86, 4), (24, 133), (44, 106), (54, 16), (66, 74), (118, 4), (136, 133), (124, 4), (3, 90), (147, 55), (28, 16), (21, 65), (64, 46), (55, 55), (34, 133), (68, 65), (30, 90), (4, 4), (130, 133), (72, 55), (81, 52), (153, 106), (63, 16), (93, 74)] current theta: 0.158276402243 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:19 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21982 rows and 22038 columns Presolve time: 0.03s Presolved: 1889 rows, 1986 columns, 5454 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1986 integer (1986 binary) Root relaxation: objective 0.000000e+00, 2272 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 (3622 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 [2, 16, 17, 20, 29, 36, 46, 55, 65, 77, 91, 101, 103, 106, 129, 133] edges [(56, 29), (114, 2), (65, 65), (82, 106), (112, 103), (16, 16), (8, 91), (115, 103), (38, 77), (98, 133), (40, 17), (126, 55), (48, 16), (152, 106), (87, 65), (106, 106), (58, 29), (33, 36), (45, 106), (81, 36), (138, 106), (110, 29), (119, 65), (0, 2), (140, 17), (125, 20), (96, 29), (7, 129), (121, 101), (92, 91), (145, 46), (10, 129), (143, 17), (18, 16), (32, 2), (66, 29), (76, 16), (99, 103), (131, 2), (60, 17), (107, 101), (50, 16), (52, 36), (1, 103), (35, 36), (104, 29), (2, 2), (36, 36), (37, 65), (27, 133), (88, 77), (141, 77), (74, 29), (41, 46), (122, 103), (53, 36), (85, 55), (102, 101), (142, 16), (51, 17), (79, 106), (46, 46), (109, 133), (80, 17), (129, 129), (75, 77), (134, 2), (127, 77), (83, 129), (5, 77), (62, 129), (57, 17), (86, 103), (89, 106), (11, 106), (151, 91), (12, 36), (97, 133), (77, 77), (47, 103), (103, 103), (70, 133), (105, 103), (61, 55), (135, 2), (124, 103), (116, 77), (94, 2), (128, 20), (19, 103), (100, 103), (132, 16), (14, 20), (150, 16), (117, 101), (20, 20), (123, 46), (29, 29), (25, 65), (78, 16), (84, 133), (26, 129), (9, 91), (148, 91), (91, 91), (133, 133), (108, 55), (31, 36), (120, 101), (144, 2), (67, 36), (93, 29), (3, 20), (69, 17), (149, 106), (111, 20), (113, 55), (6, 77), (90, 20), (101, 101), (139, 2), (13, 2), (17, 17), (39, 2), (43, 133), (71, 91), (22, 16), (15, 65), (95, 36), (30, 20), (49, 29), (24, 133), (4, 103), (137, 103), (23, 103), (44, 106), (54, 16), (59, 103), (136, 133), (147, 55), (146, 20), (28, 16), (21, 65), (64, 46), (55, 55), (34, 133), (118, 103), (68, 65), (73, 16), (130, 133), (72, 55), (42, 103), (153, 106), (63, 16)] current theta: 0.157662927815 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:19 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21990 rows and 22047 columns Presolve time: 0.03s Presolved: 1881 rows, 1977 columns, 5429 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1977 integer (1977 binary) Root relaxation: cutoff, 2331 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 (2331 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: 0.157969665029 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:19 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21988 rows and 22045 columns Presolve time: 0.03s Presolved: 1883 rows, 1979 columns, 5435 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1979 integer (1979 binary) Root relaxation: objective 0.000000e+00, 2343 iterations, 0.08 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 268 - 0.00000 - - 0s 0 0 0.00000 0 252 - 0.00000 - - 0s * 0 0 0 0.0000000 0.00000 0.00% - 0s Cutting planes: Gomory: 3 Zero half: 33 Explored 0 nodes (6107 simplex iterations) in 0.29 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 [2, 4, 16, 20, 25, 29, 46, 52, 55, 77, 80, 91, 101, 106, 129, 133] edges [(56, 29), (114, 2), (82, 106), (16, 16), (8, 91), (38, 77), (98, 133), (126, 55), (48, 16), (152, 106), (106, 106), (58, 29), (45, 106), (99, 4), (147, 46), (146, 29), (110, 29), (100, 4), (35, 52), (0, 2), (125, 20), (36, 52), (111, 106), (96, 29), (7, 129), (121, 101), (92, 91), (10, 129), (105, 4), (18, 16), (32, 2), (51, 80), (66, 29), (40, 80), (76, 16), (33, 52), (131, 2), (107, 101), (50, 16), (73, 52), (104, 29), (57, 80), (2, 2), (143, 101), (140, 80), (27, 133), (88, 77), (141, 77), (74, 29), (41, 46), (85, 55), (102, 101), (112, 4), (12, 52), (79, 106), (46, 46), (109, 133), (129, 129), (52, 52), (103, 4), (75, 77), (64, 55), (68, 55), (134, 2), (127, 77), (83, 129), (5, 77), (62, 129), (19, 4), (89, 106), (25, 25), (11, 106), (151, 91), (53, 52), (97, 133), (77, 77), (17, 80), (70, 133), (80, 80), (61, 55), (47, 4), (135, 2), (116, 77), (94, 2), (21, 25), (128, 20), (15, 91), (31, 52), (28, 52), (67, 52), (132, 16), (14, 20), (150, 16), (117, 101), (20, 20), (123, 46), (115, 4), (142, 101), (65, 25), (29, 29), (42, 4), (78, 16), (84, 133), (95, 52), (26, 129), (9, 91), (148, 91), (91, 91), (133, 133), (37, 91), (87, 25), (69, 52), (122, 4), (108, 55), (120, 101), (1, 4), (144, 2), (23, 4), (93, 29), (60, 101), (119, 25), (59, 4), (137, 4), (3, 20), (149, 106), (113, 55), (6, 77), (90, 20), (101, 101), (139, 2), (13, 2), (39, 2), (145, 55), (43, 133), (71, 91), (22, 16), (86, 4), (30, 20), (49, 29), (24, 133), (44, 106), (54, 16), (118, 4), (136, 133), (72, 46), (124, 4), (55, 55), (34, 133), (138, 91), (4, 4), (130, 133), (81, 52), (153, 106), (63, 16)] current theta: 0.157816296422 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:20 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21988 rows and 22045 columns Presolve time: 0.03s Presolved: 1883 rows, 1979 columns, 5435 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1979 integer (1979 binary) Root relaxation: cutoff, 58 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 (58 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 [2, 4, 16, 20, 25, 29, 46, 52, 55, 77, 80, 91, 101, 106, 129, 133] edges [(56, 29), (114, 2), (82, 106), (16, 16), (8, 91), (38, 77), (98, 133), (126, 55), (48, 16), (152, 106), (106, 106), (58, 29), (45, 106), (99, 4), (147, 46), (146, 29), (110, 29), (100, 4), (35, 52), (0, 2), (125, 20), (36, 52), (111, 106), (96, 29), (7, 129), (121, 101), (92, 91), (10, 129), (105, 4), (18, 16), (32, 2), (51, 80), (66, 29), (40, 80), (76, 16), (33, 52), (131, 2), (107, 101), (50, 16), (73, 52), (104, 29), (57, 80), (2, 2), (143, 101), (140, 80), (27, 133), (88, 77), (141, 77), (74, 29), (41, 46), (85, 55), (102, 101), (112, 4), (12, 52), (79, 106), (46, 46), (109, 133), (129, 129), (52, 52), (103, 4), (75, 77), (64, 55), (68, 55), (134, 2), (127, 77), (83, 129), (5, 77), (62, 129), (19, 4), (89, 106), (25, 25), (11, 106), (151, 91), (53, 52), (97, 133), (77, 77), (17, 80), (70, 133), (80, 80), (61, 55), (47, 4), (135, 2), (116, 77), (94, 2), (21, 25), (128, 20), (15, 91), (31, 52), (28, 52), (67, 52), (132, 16), (14, 20), (150, 16), (117, 101), (20, 20), (123, 46), (115, 4), (142, 101), (65, 25), (29, 29), (42, 4), (78, 16), (84, 133), (95, 52), (26, 129), (9, 91), (148, 91), (91, 91), (133, 133), (37, 91), (87, 25), (69, 52), (122, 4), (108, 55), (120, 101), (1, 4), (144, 2), (23, 4), (93, 29), (60, 101), (119, 25), (59, 4), (137, 4), (3, 20), (149, 106), (113, 55), (6, 77), (90, 20), (101, 101), (139, 2), (13, 2), (39, 2), (145, 55), (43, 133), (71, 91), (22, 16), (86, 4), (30, 20), (49, 29), (24, 133), (44, 106), (54, 16), (118, 4), (136, 133), (72, 46), (124, 4), (55, 55), (34, 133), (138, 91), (4, 4), (130, 133), (81, 52), (153, 106), (63, 16)] current theta: 0.157739612119 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:02:20 2014 Optimize a model with 23871 rows, 24024 columns and 71456 nonzeros Presolve removed 21990 rows and 22047 columns Presolve time: 0.03s Presolved: 1881 rows, 1977 columns, 5429 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1977 integer (1977 binary) Root relaxation: cutoff, 2331 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 (2331 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 -