current theta: 0.686376046477 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:00 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 8180 rows and 8180 columns Presolve time: 0.60s Presolved: 24041 rows, 24219 columns, 71941 nonzeros Variable types: 0 continuous, 24219 integer (24219 binary) Root relaxation: objective 0.000000e+00, 2835 iterations, 0.18 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 (5844 simplex iterations) in 1.05 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 [7, 27, 35, 40, 41, 49, 52, 62, 72, 75, 84, 94, 114, 125, 131, 140, 152, 169] edges [(55, 94), (81, 114), (134, 169), (83, 52), (121, 114), (114, 62), (162, 52), (132, 125), (22, 72), (120, 52), (57, 114), (15, 41), (24, 72), (33, 27), (89, 62), (154, 7), (152, 52), (3, 27), (21, 114), (110, 72), (140, 114), (124, 125), (46, 41), (20, 41), (109, 125), (66, 62), (52, 125), (84, 114), (126, 94), (18, 49), (85, 27), (29, 27), (79, 84), (111, 27), (6, 62), (158, 35), (131, 41), (14, 114), (138, 40), (167, 52), (23, 131), (160, 84), (44, 41), (178, 114), (63, 131), (168, 114), (0, 84), (141, 52), (42, 131), (72, 114), (37, 52), (92, 72), (142, 41), (155, 114), (122, 114), (96, 41), (145, 7), (119, 27), (105, 27), (40, 125), (86, 114), (98, 114), (53, 72), (99, 169), (176, 72), (71, 35), (34, 114), (95, 27), (139, 125), (159, 52), (102, 35), (112, 35), (74, 114), (5, 49), (144, 84), (108, 62), (39, 114), (58, 131), (48, 40), (51, 114), (61, 72), (164, 41), (87, 84), (156, 41), (101, 114), (113, 114), (123, 84), (78, 114), (166, 84), (90, 114), (149, 41), (137, 62), (4, 72), (27, 114), (7, 7), (161, 41), (35, 35), (133, 72), (41, 84), (69, 49), (26, 114), (54, 114), (125, 125), (67, 41), (153, 7), (177, 84), (147, 94), (75, 125), (17, 49), (10, 72), (2, 114), (173, 84), (172, 35), (80, 84), (31, 41), (157, 94), (65, 114), (82, 125), (43, 41), (170, 7), (146, 72), (30, 72), (16, 84), (129, 125), (1, 114), (171, 40), (28, 27), (25, 125), (106, 84), (116, 114), (97, 84), (88, 49), (64, 114), (62, 27), (130, 49), (56, 125), (104, 72), (38, 41), (45, 49), (9, 62), (136, 35), (13, 84), (36, 27), (76, 49), (127, 35), (118, 114), (151, 7), (70, 72), (165, 49), (169, 125), (49, 72), (77, 72), (150, 114), (163, 114), (135, 125), (60, 94), (148, 84), (73, 62), (103, 84), (117, 125), (19, 131), (68, 7), (175, 72), (50, 41), (12, 169), (128, 35), (115, 7), (143, 49), (100, 7), (93, 114), (32, 125), (174, 72), (11, 75), (91, 125), (94, 94), (59, 94), (8, 35), (47, 114), (107, 40)] current theta: 0.343188023238 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:01 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 23136 rows and 23136 columns Presolve time: 0.27s Presolved: 9085 rows, 9263 columns, 27073 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 9263 integer (9263 binary) Root relaxation: objective 0.000000e+00, 1624 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 (2865 simplex iterations) in 0.37 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 [19, 94, 97, 120, 122, 125, 138, 149, 156, 166, 167, 169, 170, 171, 173, 174, 176, 177] edges [(151, 170), (64, 171), (85, 176), (62, 166), (88, 170), (170, 170), (155, 173), (77, 166), (0, 166), (171, 120), (89, 177), (136, 173), (65, 173), (172, 173), (118, 171), (114, 19), (12, 174), (167, 122), (86, 170), (28, 166), (6, 170), (116, 170), (61, 173), (34, 173), (29, 170), (82, 173), (5, 174), (95, 94), (97, 176), (53, 176), (8, 176), (106, 94), (100, 170), (173, 177), (48, 176), (122, 173), (31, 170), (157, 176), (156, 177), (80, 166), (109, 176), (128, 177), (22, 170), (98, 176), (25, 177), (150, 120), (135, 177), (176, 176), (103, 94), (175, 166), (159, 177), (21, 170), (115, 176), (18, 170), (51, 167), (152, 174), (32, 173), (69, 177), (84, 170), (99, 173), (20, 177), (148, 166), (43, 177), (91, 173), (71, 173), (30, 176), (45, 166), (120, 173), (138, 177), (119, 177), (141, 176), (146, 166), (60, 170), (19, 166), (117, 173), (24, 176), (52, 173), (81, 166), (39, 19), (147, 166), (142, 173), (26, 173), (57, 177), (153, 170), (16, 170), (163, 167), (67, 173), (177, 176), (161, 177), (47, 173), (54, 167), (68, 176), (165, 176), (140, 167), (125, 125), (15, 176), (137, 120), (75, 125), (123, 166), (113, 173), (50, 170), (133, 176), (102, 177), (3, 173), (129, 125), (111, 166), (17, 166), (74, 173), (41, 176), (139, 176), (49, 170), (127, 97), (23, 170), (1, 170), (66, 176), (145, 176), (144, 177), (56, 125), (9, 177), (4, 176), (70, 177), (90, 166), (158, 177), (78, 166), (132, 177), (72, 170), (44, 176), (7, 177), (131, 94), (33, 166), (108, 170), (42, 166), (58, 94), (73, 166), (107, 176), (10, 170), (2, 177), (59, 177), (46, 176), (38, 170), (37, 120), (162, 167), (96, 166), (154, 170), (126, 166), (11, 171), (104, 138), (169, 125), (124, 174), (79, 166), (178, 173), (14, 171), (143, 170), (40, 169), (36, 120), (63, 170), (174, 176), (130, 170), (55, 170), (83, 176), (105, 176), (87, 170), (110, 176), (92, 176), (112, 138), (134, 177), (13, 166), (101, 170), (35, 176), (168, 173), (76, 170), (94, 94), (27, 173), (93, 170), (166, 166), (160, 173), (121, 173), (149, 176), (164, 176)] current theta: 0.171594011619 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:01 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29354 rows and 29374 columns Presolve time: 0.05s Presolved: 2867 rows, 3025 columns, 8399 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 3025 integer (3025 binary) Root relaxation: objective -1.065814e-14, 2451 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 (4019 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, 31, 33, 47, 50, 70, 71, 80, 82, 86, 91, 98, 110, 122, 125, 152, 154, 177] edges [(44, 177), (87, 154), (99, 82), (172, 152), (70, 110), (71, 71), (76, 50), (140, 122), (114, 33), (86, 86), (141, 152), (69, 70), (121, 122), (126, 86), (80, 86), (103, 50), (167, 122), (139, 177), (174, 177), (59, 98), (101, 86), (29, 31), (32, 122), (178, 122), (52, 125), (120, 91), (92, 177), (98, 98), (124, 152), (63, 8), (104, 70), (155, 122), (31, 31), (156, 177), (5, 177), (115, 98), (95, 50), (112, 152), (135, 177), (78, 80), (15, 177), (45, 86), (111, 47), (130, 154), (55, 154), (106, 50), (35, 110), (159, 177), (40, 125), (62, 80), (83, 177), (129, 71), (7, 70), (9, 98), (132, 152), (122, 122), (61, 47), (94, 154), (96, 33), (38, 154), (168, 98), (128, 70), (43, 177), (13, 33), (72, 98), (100, 98), (89, 98), (117, 71), (82, 91), (138, 177), (175, 86), (142, 71), (20, 70), (123, 80), (1, 80), (166, 80), (48, 71), (54, 122), (146, 47), (171, 177), (109, 152), (74, 122), (161, 8), (47, 91), (107, 177), (127, 110), (116, 98), (170, 98), (151, 50), (17, 80), (125, 125), (176, 177), (75, 125), (162, 47), (58, 50), (157, 8), (85, 177), (46, 70), (67, 122), (0, 33), (36, 33), (102, 177), (152, 152), (53, 177), (22, 50), (153, 50), (119, 98), (4, 98), (118, 98), (60, 31), (24, 82), (137, 82), (90, 33), (144, 177), (66, 98), (160, 82), (79, 86), (56, 125), (10, 50), (19, 86), (154, 50), (149, 177), (150, 91), (73, 47), (91, 91), (51, 82), (30, 98), (77, 80), (143, 31), (23, 50), (16, 31), (28, 33), (133, 82), (3, 71), (27, 82), (21, 86), (11, 91), (34, 47), (39, 91), (33, 33), (169, 125), (26, 82), (97, 152), (41, 98), (81, 33), (12, 177), (158, 8), (14, 91), (18, 31), (105, 71), (84, 86), (148, 33), (113, 91), (42, 86), (2, 82), (93, 91), (25, 152), (65, 82), (164, 70), (134, 152), (163, 122), (131, 154), (136, 71), (37, 82), (88, 50), (68, 98), (110, 110), (57, 98), (147, 80), (49, 50), (177, 177), (173, 71), (108, 31), (145, 70), (8, 8), (165, 177), (6, 86), (50, 154), (64, 82)] current theta: 0.0857970058096 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:02 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 31152 rows and 31324 columns Presolve time: 0.03s Presolved: 1069 rows, 1075 columns, 2855 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1075 integer (1075 binary) Root relaxation: cutoff, 1280 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 (1280 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: 0.128695508714 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:02 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 30392 rows and 30485 columns Presolve time: 0.03s Presolved: 1829 rows, 1914 columns, 5212 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1914 integer (1914 binary) Root relaxation: cutoff, 2244 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 (2244 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: 0.150144760167 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:02 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29928 rows and 29990 columns Presolve time: 0.04s Presolved: 2293 rows, 2409 columns, 6635 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2409 integer (2409 binary) Root relaxation: objective -7.105427e-14, 2601 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 (4167 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 [0, 31, 40, 45, 53, 58, 72, 88, 97, 113, 117, 119, 121, 127, 129, 149, 160, 161] edges [(68, 119), (177, 53), (145, 161), (14, 160), (21, 31), (62, 0), (103, 58), (51, 160), (36, 0), (136, 149), (59, 119), (66, 119), (130, 88), (124, 97), (118, 119), (82, 160), (32, 129), (127, 127), (44, 53), (146, 0), (163, 121), (6, 45), (122, 121), (174, 127), (1, 45), (34, 113), (79, 45), (29, 31), (42, 45), (72, 160), (70, 127), (132, 97), (26, 160), (154, 88), (88, 88), (115, 119), (131, 88), (47, 113), (20, 127), (22, 88), (80, 45), (48, 149), (31, 31), (138, 53), (151, 88), (54, 121), (53, 53), (109, 149), (74, 121), (134, 149), (125, 40), (24, 160), (84, 72), (148, 0), (64, 160), (89, 119), (110, 127), (172, 149), (167, 121), (147, 45), (116, 72), (13, 0), (121, 121), (46, 127), (81, 0), (52, 40), (2, 160), (101, 31), (129, 129), (77, 45), (149, 149), (65, 160), (164, 161), (137, 72), (73, 113), (87, 88), (35, 97), (155, 121), (128, 127), (176, 53), (10, 88), (175, 45), (94, 88), (69, 127), (111, 113), (119, 119), (100, 119), (97, 97), (75, 40), (93, 72), (55, 88), (114, 0), (99, 160), (41, 160), (166, 45), (15, 149), (98, 119), (139, 97), (7, 127), (43, 53), (19, 45), (56, 129), (37, 160), (168, 160), (25, 149), (8, 161), (38, 88), (169, 40), (170, 119), (50, 88), (85, 161), (158, 53), (11, 160), (104, 97), (12, 53), (0, 0), (112, 149), (161, 161), (160, 160), (78, 45), (39, 113), (144, 149), (156, 53), (5, 160), (58, 58), (60, 31), (17, 45), (49, 88), (86, 31), (23, 58), (95, 88), (107, 53), (61, 113), (173, 129), (153, 58), (159, 97), (27, 113), (90, 45), (133, 160), (113, 113), (4, 119), (141, 97), (40, 40), (152, 97), (143, 31), (106, 88), (16, 31), (45, 45), (83, 53), (71, 129), (165, 53), (117, 117), (33, 0), (140, 121), (28, 0), (102, 53), (135, 149), (142, 117), (3, 129), (126, 45), (96, 0), (67, 121), (18, 31), (150, 72), (57, 119), (63, 58), (120, 113), (123, 45), (171, 160), (30, 119), (162, 113), (157, 58), (178, 121), (105, 149), (108, 31), (76, 58), (9, 119), (92, 53), (91, 113)] current theta: 0.139420134441 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:02 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 30190 rows and 30271 columns Presolve time: 0.04s Presolved: 2031 rows, 2128 columns, 5830 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2128 integer (2128 binary) Root relaxation: cutoff, 2415 iterations, 0.06 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 (2415 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: 0.144782447304 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:03 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 30066 rows and 30141 columns Presolve time: 0.04s Presolved: 2155 rows, 2258 columns, 6208 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2258 integer (2258 binary) Root relaxation: cutoff, 2487 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 (2487 simplex iterations) in 0.12 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.147463603735 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:03 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29990 rows and 30057 columns Presolve time: 0.04s Presolved: 2231 rows, 2342 columns, 6444 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2342 integer (2342 binary) Root relaxation: cutoff, 2744 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 (2744 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 - current theta: 0.148804181951 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:03 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29954 rows and 30018 columns Presolve time: 0.04s Presolved: 2267 rows, 2381 columns, 6555 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2381 integer (2381 binary) Root relaxation: objective 0.000000e+00, 2889 iterations, 0.10 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 150 - 0.00000 - - 0s 0 0 infeasible 0 - 0.10000 - - 0s Cutting planes: Gomory: 2 Zero half: 9 Explored 0 nodes (8348 simplex iterations) in 0.31 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.149474471059 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:03 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29938 rows and 30000 columns Presolve time: 0.04s Presolved: 2283 rows, 2399 columns, 6605 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2399 integer (2399 binary) Root relaxation: cutoff, 199 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 (199 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 [0, 31, 40, 45, 53, 58, 72, 88, 97, 113, 117, 119, 121, 127, 129, 149, 160, 161] edges [(68, 119), (177, 53), (145, 161), (14, 160), (21, 31), (62, 0), (103, 58), (51, 160), (36, 0), (136, 149), (59, 119), (66, 119), (130, 88), (124, 97), (118, 119), (82, 160), (32, 129), (127, 127), (44, 53), (146, 0), (163, 121), (6, 45), (122, 121), (174, 127), (1, 45), (34, 113), (79, 45), (29, 31), (42, 45), (72, 160), (70, 127), (132, 97), (26, 160), (154, 88), (88, 88), (115, 119), (131, 88), (47, 113), (20, 127), (22, 88), (80, 45), (48, 149), (31, 31), (138, 53), (151, 88), (54, 121), (53, 53), (109, 149), (74, 121), (134, 149), (125, 40), (24, 160), (84, 72), (148, 0), (64, 160), (89, 119), (110, 127), (172, 149), (167, 121), (147, 45), (116, 72), (13, 0), (121, 121), (46, 127), (81, 0), (52, 40), (2, 160), (101, 31), (129, 129), (77, 45), (149, 149), (65, 160), (164, 161), (137, 72), (73, 113), (87, 88), (35, 97), (155, 121), (128, 127), (176, 53), (10, 88), (175, 45), (94, 88), (69, 127), (111, 113), (119, 119), (100, 119), (97, 97), (75, 40), (93, 72), (55, 88), (114, 0), (99, 160), (41, 160), (166, 45), (15, 149), (98, 119), (139, 97), (7, 127), (43, 53), (19, 45), (56, 129), (37, 160), (168, 160), (25, 149), (8, 161), (38, 88), (169, 40), (170, 119), (50, 88), (85, 161), (158, 53), (11, 160), (104, 97), (12, 53), (0, 0), (112, 149), (161, 161), (160, 160), (78, 45), (39, 113), (144, 149), (156, 53), (5, 160), (58, 58), (60, 31), (17, 45), (49, 88), (86, 31), (23, 58), (95, 88), (107, 53), (61, 113), (173, 129), (153, 58), (159, 97), (27, 113), (90, 45), (133, 160), (113, 113), (4, 119), (141, 97), (40, 40), (152, 97), (143, 31), (106, 88), (16, 31), (45, 45), (83, 53), (71, 129), (165, 53), (117, 117), (33, 0), (140, 121), (28, 0), (102, 53), (135, 149), (142, 117), (3, 129), (126, 45), (96, 0), (67, 121), (18, 31), (150, 72), (57, 119), (63, 58), (120, 113), (123, 45), (171, 160), (30, 119), (162, 113), (157, 58), (178, 121), (105, 149), (108, 31), (76, 58), (9, 119), (92, 53), (91, 113)] current theta: 0.149139326505 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:04 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29944 rows and 30007 columns Presolve time: 0.04s Presolved: 2277 rows, 2392 columns, 6586 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2392 integer (2392 binary) Root relaxation: objective 2.842171e-14, 2604 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 (4026 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 [0, 16, 40, 55, 58, 66, 69, 80, 82, 84, 104, 113, 117, 121, 129, 134, 171, 176] edges [(66, 66), (149, 134), (102, 104), (83, 171), (85, 176), (16, 16), (127, 104), (133, 171), (29, 16), (99, 82), (62, 0), (30, 66), (103, 58), (112, 134), (2, 171), (9, 66), (14, 84), (91, 82), (171, 171), (161, 176), (36, 0), (48, 171), (144, 134), (107, 171), (150, 84), (32, 129), (41, 66), (138, 171), (100, 66), (146, 0), (163, 121), (101, 16), (122, 121), (11, 82), (109, 134), (139, 134), (24, 171), (34, 113), (19, 80), (38, 55), (165, 171), (70, 69), (20, 69), (53, 176), (25, 134), (8, 176), (47, 113), (18, 16), (88, 55), (68, 66), (174, 104), (82, 82), (79, 80), (145, 69), (151, 55), (54, 121), (74, 121), (50, 55), (125, 40), (78, 80), (176, 176), (90, 80), (108, 16), (148, 0), (21, 84), (84, 84), (69, 69), (167, 121), (13, 0), (121, 121), (81, 0), (52, 40), (106, 58), (46, 69), (60, 84), (116, 84), (129, 129), (110, 104), (73, 113), (12, 171), (42, 80), (155, 121), (104, 104), (94, 55), (123, 80), (166, 80), (143, 16), (111, 113), (128, 104), (158, 176), (159, 134), (72, 84), (1, 84), (177, 176), (6, 84), (75, 40), (64, 84), (114, 0), (168, 82), (17, 80), (131, 55), (115, 66), (80, 80), (7, 69), (87, 55), (126, 80), (86, 84), (56, 129), (124, 134), (169, 40), (134, 134), (164, 69), (0, 0), (57, 66), (118, 84), (39, 113), (43, 176), (152, 134), (58, 58), (132, 134), (137, 82), (23, 58), (93, 84), (97, 104), (89, 66), (61, 113), (173, 129), (153, 58), (49, 55), (172, 134), (113, 113), (51, 82), (44, 176), (15, 171), (40, 40), (35, 104), (77, 80), (71, 129), (117, 117), (33, 0), (156, 104), (27, 82), (140, 121), (28, 0), (142, 117), (3, 129), (96, 0), (170, 66), (135, 171), (67, 121), (105, 134), (45, 80), (92, 66), (59, 66), (130, 58), (22, 16), (63, 58), (120, 113), (160, 171), (65, 82), (98, 66), (37, 82), (162, 113), (119, 66), (141, 104), (157, 58), (31, 16), (178, 121), (10, 55), (147, 80), (175, 80), (55, 55), (4, 66), (154, 55), (5, 171), (76, 58), (95, 55), (136, 171), (26, 171)] current theta: 0.148971754228 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:04 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29946 rows and 30009 columns Presolve time: 0.04s Presolved: 2275 rows, 2390 columns, 6580 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2390 integer (2390 binary) Root relaxation: objective 7.105427e-15, 2626 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 (4135 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 [0, 16, 23, 40, 55, 66, 69, 80, 82, 84, 104, 113, 117, 121, 129, 134, 171, 176] edges [(157, 23), (66, 66), (149, 134), (60, 16), (102, 104), (83, 171), (85, 176), (16, 16), (127, 104), (133, 171), (29, 16), (99, 82), (62, 0), (30, 66), (112, 134), (9, 66), (91, 82), (171, 171), (161, 176), (36, 0), (48, 171), (144, 134), (107, 171), (32, 129), (41, 66), (138, 171), (146, 0), (163, 121), (101, 16), (122, 121), (11, 82), (109, 134), (139, 134), (24, 171), (34, 113), (130, 55), (19, 80), (38, 55), (165, 171), (70, 69), (23, 23), (20, 69), (53, 176), (25, 134), (8, 176), (47, 113), (18, 16), (93, 82), (63, 23), (88, 55), (68, 66), (174, 104), (82, 82), (79, 80), (145, 69), (151, 55), (54, 121), (74, 121), (125, 40), (78, 80), (176, 176), (90, 80), (108, 16), (148, 0), (21, 84), (84, 84), (69, 69), (167, 121), (13, 0), (121, 121), (81, 0), (52, 40), (46, 69), (116, 84), (129, 129), (110, 104), (73, 113), (12, 171), (42, 80), (155, 121), (104, 104), (94, 55), (123, 80), (166, 80), (143, 16), (111, 113), (6, 80), (128, 104), (158, 176), (159, 134), (1, 84), (177, 176), (14, 82), (75, 40), (58, 23), (114, 0), (168, 82), (106, 55), (103, 23), (17, 80), (150, 82), (131, 55), (115, 66), (80, 80), (7, 69), (87, 55), (126, 80), (86, 84), (56, 129), (124, 134), (169, 40), (134, 134), (0, 0), (57, 66), (118, 84), (39, 113), (43, 176), (152, 134), (132, 134), (137, 82), (97, 104), (89, 66), (61, 113), (153, 23), (173, 129), (160, 82), (49, 55), (172, 134), (113, 113), (51, 82), (44, 176), (15, 171), (40, 40), (35, 104), (77, 80), (71, 129), (100, 23), (117, 117), (33, 0), (156, 104), (27, 82), (140, 121), (28, 0), (142, 117), (3, 129), (96, 0), (26, 82), (170, 66), (135, 171), (67, 121), (105, 134), (120, 82), (45, 80), (92, 66), (59, 66), (22, 16), (2, 82), (65, 82), (98, 66), (37, 82), (162, 113), (119, 66), (141, 104), (31, 16), (178, 121), (10, 55), (147, 80), (175, 80), (55, 55), (4, 66), (154, 55), (5, 171), (72, 82), (50, 23), (95, 55), (76, 23), (136, 171), (164, 176), (64, 82)] current theta: 0.14888796809 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:18:04 2014 Optimize a model with 32221 rows, 32399 columns and 96481 nonzeros Presolve removed 29952 rows and 30016 columns Presolve time: 0.04s Presolved: 2269 rows, 2383 columns, 6561 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2383 integer (2383 binary) Root relaxation: objective 0.000000e+00, 2853 iterations, 0.10 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 152 - 0.00000 - - 0s 0 0 0.00000 0 184 - 0.00000 - - 0s 0 0 0.00000 0 182 - 0.00000 - - 0s 0 0 0.00000 0 182 - 0.00000 - - 0s 0 0 0.00000 0 182 - 0.00000 - - 0s 0 0 0.00000 0 180 - 0.00000 - - 0s 0 0 0.00000 0 148 - 0.00000 - - 0s 0 0 0.00000 0 180 - 0.00000 - - 0s 0 0 0.00000 0 180 - 0.00000 - - 0s 0 0 0.00000 0 144 - 0.00000 - - 1s 0 0 infeasible 0 - 0.10000 - - 1s Cutting planes: Gomory: 1 Zero half: 9 Explored 0 nodes (34823 simplex iterations) in 1.22 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -