current theta: 0.651585155353 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:28 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 8164 rows and 8164 columns Presolve time: 0.46s Presolved: 19559 rows, 19724 columns, 58508 nonzeros Variable types: 0 continuous, 19724 integer (19724 binary) Root relaxation: objective 0.000000e+00, 1331 iterations, 0.02 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 (1331 simplex iterations) in 0.49 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, 17, 39, 40, 49, 61, 63, 74, 94, 109, 117, 124, 127, 141, 143, 161, 164] edges [(55, 94), (86, 94), (67, 109), (49, 161), (83, 164), (80, 94), (84, 161), (14, 164), (162, 164), (105, 164), (106, 161), (120, 164), (16, 94), (134, 161), (54, 164), (98, 164), (51, 164), (7, 164), (149, 117), (52, 164), (111, 164), (77, 94), (4, 161), (12, 109), (79, 164), (35, 164), (157, 164), (150, 61), (61, 164), (13, 94), (121, 164), (95, 94), (126, 94), (45, 161), (10, 164), (72, 164), (41, 109), (26, 109), (115, 164), (23, 164), (154, 164), (144, 164), (63, 164), (89, 164), (137, 164), (40, 117), (143, 39), (70, 164), (58, 161), (33, 164), (108, 164), (73, 164), (153, 109), (96, 164), (27, 164), (93, 161), (163, 109), (155, 109), (1, 164), (114, 94), (24, 164), (2, 164), (147, 164), (64, 164), (112, 117), (74, 109), (101, 164), (57, 164), (15, 164), (71, 164), (8, 164), (48, 164), (129, 164), (165, 109), (38, 164), (148, 94), (39, 164), (139, 117), (36, 164), (47, 161), (76, 164), (118, 164), (119, 164), (69, 161), (102, 164), (116, 164), (136, 117), (141, 164), (62, 61), (160, 109), (37, 164), (99, 164), (25, 117), (100, 164), (156, 164), (31, 164), (50, 161), (44, 109), (66, 164), (5, 164), (125, 117), (117, 164), (42, 161), (103, 161), (164, 164), (30, 109), (109, 127), (68, 164), (11, 164), (158, 164), (56, 164), (65, 109), (97, 117), (9, 109), (151, 94), (130, 161), (91, 164), (21, 164), (127, 109), (88, 94), (92, 164), (131, 94), (53, 109), (159, 109), (0, 161), (123, 17), (32, 109), (6, 164), (19, 94), (110, 164), (142, 117), (90, 94), (3, 164), (43, 164), (29, 94), (60, 94), (132, 164), (85, 164), (138, 109), (124, 124), (145, 109), (18, 164), (75, 161), (78, 94), (140, 164), (22, 164), (87, 94), (46, 161), (113, 164), (94, 161), (28, 94), (152, 117), (59, 164), (133, 109), (20, 164), (107, 164), (122, 109), (146, 164), (81, 164), (104, 164), (135, 109), (161, 109), (34, 164), (17, 94), (128, 117), (82, 164)] current theta: 0.325792577676 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:28 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 20638 rows and 20638 columns Presolve time: 0.20s Presolved: 7085 rows, 7250 columns, 21086 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 7250 integer (7250 binary) Root relaxation: objective 0.000000e+00, 1610 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 (3794 simplex iterations) in 0.36 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, 42, 44, 54, 59, 72, 74, 82, 88, 90, 110, 112, 124, 127, 142, 143, 153] edges [(133, 74), (59, 82), (29, 42), (4, 74), (119, 59), (60, 153), (16, 90), (23, 82), (34, 44), (149, 142), (68, 82), (130, 153), (70, 7), (38, 90), (121, 44), (98, 59), (50, 90), (104, 127), (127, 127), (30, 74), (9, 74), (61, 44), (159, 127), (0, 88), (93, 90), (107, 82), (54, 54), (155, 44), (77, 90), (88, 153), (97, 142), (39, 74), (82, 82), (57, 72), (19, 88), (66, 54), (136, 112), (24, 44), (156, 110), (41, 153), (74, 153), (153, 74), (62, 143), (145, 7), (56, 7), (151, 42), (76, 82), (161, 153), (135, 127), (142, 127), (114, 90), (18, 54), (46, 127), (87, 153), (141, 110), (101, 143), (53, 127), (44, 54), (17, 42), (67, 127), (108, 82), (12, 110), (118, 72), (110, 7), (81, 143), (47, 153), (22, 42), (165, 72), (137, 54), (11, 44), (163, 54), (32, 127), (117, 110), (69, 127), (138, 124), (148, 90), (150, 90), (48, 44), (37, 44), (99, 44), (80, 88), (65, 153), (92, 44), (55, 88), (147, 90), (35, 112), (31, 72), (120, 54), (112, 44), (111, 42), (45, 153), (146, 72), (139, 124), (152, 112), (109, 127), (83, 82), (124, 127), (154, 42), (2, 74), (126, 88), (134, 127), (122, 54), (158, 82), (116, 143), (52, 127), (113, 7), (128, 112), (95, 88), (115, 82), (8, 82), (131, 90), (144, 110), (10, 143), (36, 72), (160, 44), (14, 42), (13, 153), (51, 82), (5, 72), (63, 54), (106, 88), (1, 143), (132, 112), (73, 54), (64, 74), (140, 7), (164, 82), (91, 153), (143, 143), (58, 90), (96, 54), (25, 112), (103, 88), (20, 59), (75, 124), (21, 82), (162, 44), (40, 127), (33, 82), (89, 82), (78, 90), (157, 7), (90, 90), (27, 42), (3, 82), (129, 54), (7, 44), (105, 110), (43, 44), (125, 112), (85, 7), (102, 112), (86, 153), (94, 90), (26, 153), (71, 110), (123, 143), (6, 82), (28, 42), (84, 90), (79, 42), (72, 82), (100, 82), (42, 90), (15, 112), (49, 153)] current theta: 0.162896288838 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:29 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25450 rows and 25489 columns Presolve time: 0.04s Presolved: 2273 rows, 2399 columns, 6611 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2399 integer (2399 binary) Root relaxation: objective 0.000000e+00, 2088 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 (3403 simplex iterations) in 0.17 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [6, 9, 31, 62, 69, 71, 74, 88, 98, 110, 112, 118, 122, 124, 130, 139, 140] edges [(133, 74), (68, 140), (43, 110), (137, 118), (114, 31), (84, 130), (63, 140), (158, 140), (4, 74), (128, 110), (15, 139), (70, 110), (71, 71), (50, 130), (65, 69), (165, 122), (90, 130), (112, 112), (40, 124), (107, 71), (104, 139), (57, 140), (79, 31), (121, 122), (162, 118), (153, 9), (30, 74), (19, 130), (152, 110), (103, 130), (150, 130), (8, 98), (29, 31), (164, 71), (120, 118), (88, 88), (98, 98), (116, 6), (142, 139), (23, 98), (73, 118), (82, 140), (78, 130), (111, 118), (60, 130), (31, 31), (67, 69), (130, 130), (55, 130), (25, 110), (14, 118), (136, 139), (148, 31), (115, 98), (37, 122), (157, 98), (52, 139), (17, 31), (33, 6), (154, 31), (35, 110), (0, 130), (144, 71), (74, 74), (93, 130), (34, 118), (135, 69), (69, 69), (122, 122), (45, 130), (99, 118), (100, 140), (127, 69), (39, 118), (12, 110), (72, 98), (61, 118), (149, 112), (26, 69), (81, 31), (109, 124), (108, 62), (87, 88), (145, 122), (77, 31), (94, 88), (156, 122), (117, 110), (51, 140), (48, 71), (54, 122), (132, 110), (86, 88), (80, 88), (160, 74), (1, 98), (138, 69), (2, 122), (102, 110), (27, 118), (36, 6), (32, 139), (11, 98), (22, 31), (59, 140), (106, 130), (89, 140), (24, 74), (28, 31), (47, 74), (113, 98), (46, 124), (126, 88), (139, 112), (49, 88), (155, 69), (96, 31), (20, 71), (66, 98), (6, 6), (146, 118), (140, 140), (10, 31), (119, 140), (13, 88), (147, 31), (143, 62), (64, 118), (163, 74), (161, 69), (44, 122), (76, 98), (62, 62), (42, 31), (92, 74), (3, 71), (123, 62), (5, 122), (129, 139), (9, 9), (38, 31), (83, 140), (75, 124), (56, 110), (16, 130), (18, 31), (118, 118), (91, 74), (95, 130), (41, 9), (124, 124), (58, 130), (159, 124), (151, 31), (85, 139), (105, 110), (141, 71), (131, 31), (97, 112), (125, 112), (134, 124), (110, 110), (101, 62), (53, 69), (21, 98), (7, 110)] current theta: 0.0814481444191 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:29 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 26902 rows and 27065 columns Presolve time: 0.02s Presolved: 821 rows, 823 columns, 2151 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 823 integer (822 binary) Root relaxation: cutoff, 956 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 (956 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.122172216629 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:29 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 26272 rows and 26394 columns Presolve time: 0.03s Presolved: 1451 rows, 1494 columns, 4062 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1494 integer (1494 binary) Root relaxation: cutoff, 1770 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 (1770 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: 0.142534252733 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:29 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25888 rows and 25955 columns Presolve time: 0.03s Presolved: 1835 rows, 1933 columns, 5269 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1933 integer (1933 binary) Root relaxation: cutoff, 2368 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 (2368 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: 0.152715270786 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:30 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25680 rows and 25728 columns Presolve time: 0.04s Presolved: 2043 rows, 2160 columns, 5912 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2160 integer (2160 binary) Root relaxation: objective 0.000000e+00, 2295 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 (3601 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 [31, 71, 75, 80, 82, 98, 108, 117, 118, 123, 130, 149, 152, 153, 160, 161, 165] edges [(127, 75), (59, 82), (137, 118), (128, 152), (114, 31), (84, 130), (71, 71), (50, 130), (134, 75), (136, 149), (119, 82), (107, 71), (143, 123), (79, 31), (162, 118), (109, 75), (44, 165), (88, 80), (19, 130), (103, 130), (150, 130), (8, 98), (76, 108), (65, 161), (122, 165), (156, 165), (29, 31), (135, 161), (164, 71), (120, 118), (163, 160), (98, 98), (23, 98), (73, 118), (78, 130), (111, 118), (60, 130), (82, 82), (31, 31), (145, 165), (130, 130), (40, 75), (55, 130), (124, 75), (14, 118), (148, 31), (115, 98), (157, 98), (101, 123), (125, 152), (32, 149), (6, 108), (24, 160), (90, 80), (17, 31), (37, 165), (0, 130), (64, 160), (35, 117), (144, 71), (93, 130), (34, 118), (155, 160), (45, 130), (5, 165), (94, 80), (2, 160), (39, 118), (72, 98), (149, 149), (61, 118), (81, 31), (62, 123), (26, 161), (74, 161), (85, 149), (77, 31), (48, 71), (33, 108), (142, 75), (70, 152), (87, 80), (104, 75), (9, 153), (69, 161), (63, 98), (99, 160), (21, 108), (27, 118), (30, 160), (15, 149), (56, 152), (86, 80), (138, 161), (80, 80), (11, 98), (22, 31), (43, 165), (129, 149), (106, 130), (126, 80), (159, 75), (139, 149), (28, 31), (108, 108), (113, 98), (153, 153), (152, 152), (165, 165), (112, 149), (54, 165), (83, 82), (161, 161), (160, 160), (97, 149), (158, 82), (91, 160), (110, 152), (96, 31), (20, 71), (66, 98), (154, 108), (146, 118), (10, 31), (147, 31), (13, 153), (133, 160), (47, 160), (51, 82), (49, 80), (53, 161), (42, 31), (92, 160), (117, 117), (3, 71), (102, 165), (105, 165), (38, 31), (67, 161), (16, 130), (18, 31), (89, 82), (118, 118), (140, 82), (7, 165), (95, 130), (52, 75), (4, 160), (58, 130), (151, 31), (25, 152), (141, 71), (46, 75), (75, 75), (131, 31), (121, 165), (123, 123), (68, 98), (57, 98), (12, 165), (116, 82), (36, 108), (41, 161), (100, 82), (1, 108), (132, 117)] current theta: 0.14762476176 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:30 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25794 rows and 25850 columns Presolve time: 0.03s Presolved: 1929 rows, 2038 columns, 5562 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2038 integer (2038 binary) Root relaxation: cutoff, 2212 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 (2212 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: 0.150170016273 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:30 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25734 rows and 25784 columns Presolve time: 0.04s Presolved: 1989 rows, 2104 columns, 5748 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2104 integer (2104 binary) Root relaxation: cutoff, 2544 iterations, 0.09 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2544 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: 0.151442643529 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:30 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25704 rows and 25753 columns Presolve time: 0.04s Presolved: 2019 rows, 2135 columns, 5839 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2135 integer (2135 binary) Root relaxation: objective 0.000000e+00, 2337 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 (3686 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 [25, 31, 71, 75, 80, 82, 108, 113, 118, 123, 130, 132, 145, 149, 153, 160, 161] edges [(72, 113), (127, 75), (59, 82), (114, 31), (84, 130), (54, 145), (7, 145), (122, 145), (71, 71), (50, 130), (134, 75), (136, 149), (119, 82), (107, 71), (68, 82), (63, 82), (143, 123), (155, 161), (79, 31), (162, 118), (109, 75), (98, 113), (88, 80), (19, 130), (103, 130), (150, 130), (76, 108), (65, 161), (29, 31), (135, 161), (164, 71), (101, 108), (163, 160), (73, 118), (78, 130), (111, 118), (60, 130), (82, 82), (31, 31), (137, 113), (130, 130), (40, 75), (55, 130), (124, 75), (14, 118), (165, 145), (148, 31), (32, 149), (44, 145), (6, 108), (24, 160), (90, 80), (17, 31), (0, 130), (64, 160), (102, 145), (144, 71), (57, 113), (93, 130), (34, 118), (70, 25), (45, 130), (56, 132), (94, 80), (2, 160), (39, 118), (149, 149), (61, 118), (81, 31), (62, 123), (26, 161), (74, 161), (85, 149), (77, 31), (48, 71), (33, 108), (142, 75), (87, 80), (104, 75), (110, 132), (9, 153), (69, 161), (99, 160), (21, 108), (12, 145), (27, 118), (30, 160), (5, 145), (152, 132), (15, 149), (86, 80), (138, 161), (80, 80), (23, 113), (132, 132), (22, 31), (129, 149), (106, 130), (126, 80), (159, 75), (139, 149), (28, 31), (108, 108), (153, 153), (66, 113), (115, 113), (11, 113), (112, 149), (83, 82), (161, 161), (160, 160), (97, 149), (158, 82), (43, 145), (157, 113), (91, 160), (96, 31), (20, 71), (154, 108), (25, 132), (146, 118), (10, 31), (147, 31), (8, 113), (121, 145), (13, 153), (133, 160), (113, 113), (47, 160), (51, 82), (49, 80), (53, 161), (42, 31), (92, 160), (3, 71), (128, 132), (38, 31), (67, 161), (105, 25), (16, 130), (18, 31), (89, 82), (118, 118), (140, 82), (35, 132), (95, 130), (52, 75), (120, 113), (4, 160), (58, 130), (125, 25), (145, 145), (151, 31), (141, 71), (46, 75), (75, 75), (37, 145), (131, 31), (117, 132), (123, 123), (116, 82), (156, 145), (36, 108), (41, 161), (100, 82), (1, 108)] current theta: 0.150806329901 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:30 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25728 rows and 25777 columns Presolve time: 0.04s Presolved: 1995 rows, 2111 columns, 5767 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2111 integer (2111 binary) Root relaxation: cutoff, 2592 iterations, 0.09 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2592 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: 0.151124486715 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:31 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25714 rows and 25763 columns Presolve time: 0.04s Presolved: 2009 rows, 2125 columns, 5809 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2125 integer (2125 binary) Root relaxation: cutoff, 2549 iterations, 0.09 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2549 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: 0.151283565122 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:31 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25708 rows and 25757 columns Presolve time: 0.04s Presolved: 2015 rows, 2131 columns, 5827 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2131 integer (2131 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 [25, 31, 71, 75, 80, 82, 108, 113, 118, 123, 130, 132, 145, 149, 153, 160, 161] edges [(72, 113), (127, 75), (59, 82), (114, 31), (84, 130), (54, 145), (7, 145), (122, 145), (71, 71), (50, 130), (134, 75), (136, 149), (119, 82), (107, 71), (68, 82), (63, 82), (143, 123), (155, 161), (79, 31), (162, 118), (109, 75), (98, 113), (88, 80), (19, 130), (103, 130), (150, 130), (76, 108), (65, 161), (29, 31), (135, 161), (164, 71), (101, 108), (163, 160), (73, 118), (78, 130), (111, 118), (60, 130), (82, 82), (31, 31), (137, 113), (130, 130), (40, 75), (55, 130), (124, 75), (14, 118), (165, 145), (148, 31), (32, 149), (44, 145), (6, 108), (24, 160), (90, 80), (17, 31), (0, 130), (64, 160), (102, 145), (144, 71), (57, 113), (93, 130), (34, 118), (70, 25), (45, 130), (56, 132), (94, 80), (2, 160), (39, 118), (149, 149), (61, 118), (81, 31), (62, 123), (26, 161), (74, 161), (85, 149), (77, 31), (48, 71), (33, 108), (142, 75), (87, 80), (104, 75), (110, 132), (9, 153), (69, 161), (99, 160), (21, 108), (12, 145), (27, 118), (30, 160), (5, 145), (152, 132), (15, 149), (86, 80), (138, 161), (80, 80), (23, 113), (132, 132), (22, 31), (129, 149), (106, 130), (126, 80), (159, 75), (139, 149), (28, 31), (108, 108), (153, 153), (66, 113), (115, 113), (11, 113), (112, 149), (83, 82), (161, 161), (160, 160), (97, 149), (158, 82), (43, 145), (157, 113), (91, 160), (96, 31), (20, 71), (154, 108), (25, 132), (146, 118), (10, 31), (147, 31), (8, 113), (121, 145), (13, 153), (133, 160), (113, 113), (47, 160), (51, 82), (49, 80), (53, 161), (42, 31), (92, 160), (3, 71), (128, 132), (38, 31), (67, 161), (105, 25), (16, 130), (18, 31), (89, 82), (118, 118), (140, 82), (35, 132), (95, 130), (52, 75), (120, 113), (4, 160), (58, 130), (125, 25), (145, 145), (151, 31), (141, 71), (46, 75), (75, 75), (37, 145), (131, 31), (117, 132), (123, 123), (116, 82), (156, 145), (36, 108), (41, 161), (100, 82), (1, 108)] current theta: 0.151204025919 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:35:31 2014 Optimize a model with 27723 rows, 27888 columns and 83000 nonzeros Presolve removed 25712 rows and 25761 columns Presolve time: 0.04s Presolved: 2011 rows, 2127 columns, 5815 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2127 integer (2127 binary) Root relaxation: cutoff, 2353 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 (2353 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 -