current theta: 0.639857067452 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:36 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 7026 rows and 7026 columns Presolve time: 0.36s Presolved: 15927 rows, 16077 columns, 47627 nonzeros Variable types: 0 continuous, 16077 integer (16077 binary) Root relaxation: objective 0.000000e+00, 1494 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 (2994 simplex iterations) in 0.48 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, 24, 25, 33, 41, 45, 68, 79, 98, 106, 111, 112, 130, 139, 143, 149] edges [(95, 98), (15, 33), (40, 41), (106, 98), (99, 79), (73, 24), (84, 79), (96, 98), (124, 24), (17, 24), (78, 25), (138, 25), (35, 111), (12, 24), (80, 3), (52, 25), (32, 98), (62, 130), (79, 111), (68, 33), (100, 24), (44, 24), (141, 111), (1, 45), (42, 45), (76, 24), (30, 25), (116, 25), (56, 139), (98, 98), (45, 98), (23, 98), (41, 112), (16, 111), (88, 98), (34, 25), (108, 98), (127, 111), (125, 98), (144, 79), (122, 25), (136, 130), (119, 111), (91, 33), (131, 68), (51, 98), (128, 41), (110, 143), (70, 25), (37, 98), (27, 98), (64, 68), (86, 33), (26, 98), (48, 79), (18, 25), (9, 106), (117, 98), (94, 130), (92, 149), (36, 98), (53, 98), (93, 33), (19, 33), (67, 33), (101, 3), (130, 41), (126, 98), (118, 68), (77, 33), (82, 79), (75, 98), (31, 33), (148, 98), (5, 33), (102, 98), (115, 25), (59, 25), (21, 25), (2, 111), (140, 33), (147, 98), (57, 33), (120, 112), (65, 149), (149, 24), (105, 33), (150, 79), (60, 3), (72, 41), (24, 24), (145, 98), (121, 25), (10, 112), (69, 33), (14, 24), (55, 25), (71, 111), (137, 24), (90, 33), (142, 25), (133, 79), (107, 111), (13, 98), (112, 98), (3, 98), (132, 111), (46, 24), (43, 111), (28, 111), (146, 130), (20, 98), (85, 33), (143, 33), (83, 98), (63, 25), (0, 79), (6, 98), (89, 143), (38, 111), (7, 68), (8, 24), (47, 98), (103, 98), (135, 24), (49, 25), (50, 45), (22, 79), (54, 24), (66, 111), (33, 24), (39, 25), (114, 98), (58, 79), (111, 111), (104, 98), (81, 25), (123, 33), (139, 41), (97, 112), (109, 41), (134, 33), (74, 3), (87, 33), (113, 25), (129, 33), (11, 24), (29, 24), (4, 143), (25, 33), (61, 33)] current theta: 0.319928533726 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:37 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 17028 rows and 17028 columns Presolve time: 0.15s Presolved: 5925 rows, 6075 columns, 17621 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6075 integer (6075 binary) Root relaxation: objective 0.000000e+00, 1132 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 (2758 simplex iterations) in 0.25 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, 14, 18, 19, 70, 79, 85, 89, 91, 95, 100, 111, 112, 137, 147] edges [(88, 95), (76, 89), (42, 70), (145, 112), (33, 89), (103, 95), (21, 85), (65, 147), (3, 112), (31, 85), (109, 79), (62, 4), (117, 112), (15, 89), (69, 70), (139, 70), (79, 111), (141, 4), (83, 147), (57, 89), (112, 3), (133, 89), (96, 95), (85, 89), (40, 95), (6, 70), (134, 100), (146, 70), (128, 3), (135, 89), (58, 111), (29, 85), (89, 89), (87, 85), (73, 89), (16, 4), (17, 89), (120, 95), (121, 147), (119, 89), (108, 3), (105, 85), (123, 85), (5, 85), (150, 100), (39, 70), (90, 14), (127, 111), (92, 137), (55, 89), (144, 100), (142, 147), (63, 85), (116, 91), (136, 89), (67, 147), (36, 95), (50, 95), (84, 111), (99, 89), (77, 70), (26, 147), (56, 85), (14, 89), (138, 85), (61, 85), (7, 89), (37, 147), (48, 79), (132, 89), (101, 111), (70, 70), (106, 112), (74, 95), (100, 79), (30, 147), (11, 147), (81, 89), (8, 85), (24, 89), (52, 70), (27, 95), (110, 19), (49, 85), (10, 147), (94, 147), (114, 70), (140, 85), (46, 89), (19, 70), (2, 89), (126, 147), (20, 147), (54, 111), (4, 89), (78, 89), (60, 147), (91, 137), (64, 89), (53, 95), (12, 14), (71, 111), (23, 95), (148, 95), (107, 111), (86, 89), (28, 85), (125, 95), (72, 85), (143, 85), (43, 111), (35, 79), (68, 85), (34, 89), (75, 95), (130, 95), (102, 147), (44, 147), (97, 95), (41, 95), (147, 147), (1, 70), (32, 70), (122, 89), (93, 95), (66, 89), (22, 79), (98, 112), (104, 147), (47, 3), (38, 89), (25, 85), (129, 19), (111, 111), (59, 70), (113, 95), (131, 85), (118, 85), (13, 95), (0, 91), (124, 85), (80, 19), (95, 95), (9, 147), (82, 89), (51, 112), (149, 89), (45, 95), (18, 89), (137, 85), (115, 89)] current theta: 0.159964266863 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:37 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 20984 rows and 21029 columns Presolve time: 0.03s Presolved: 1969 rows, 2074 columns, 5708 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2074 integer (2074 binary) Root relaxation: objective -2.842171e-14, 1556 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 (2466 simplex iterations) in 0.10 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 [23, 47, 62, 74, 80, 82, 98, 101, 104, 110, 126, 136, 137, 138, 141, 143] edges [(87, 136), (17, 82), (106, 98), (52, 138), (99, 82), (70, 110), (83, 126), (32, 110), (50, 104), (91, 82), (119, 82), (113, 104), (54, 62), (3, 74), (34, 82), (63, 82), (133, 136), (142, 126), (7, 137), (59, 110), (33, 143), (117, 23), (147, 136), (66, 82), (65, 62), (145, 23), (96, 126), (13, 104), (38, 82), (128, 126), (10, 126), (23, 23), (41, 74), (98, 98), (45, 98), (132, 136), (92, 141), (56, 143), (82, 82), (25, 138), (48, 101), (71, 101), (129, 110), (11, 136), (107, 101), (43, 62), (21, 137), (111, 101), (49, 138), (9, 126), (124, 137), (148, 74), (74, 74), (140, 138), (149, 137), (150, 62), (109, 101), (102, 126), (37, 136), (55, 137), (139, 80), (47, 104), (123, 137), (81, 143), (122, 143), (57, 143), (76, 137), (130, 74), (131, 143), (104, 104), (118, 143), (75, 23), (88, 126), (29, 138), (143, 143), (39, 110), (126, 126), (1, 110), (79, 101), (61, 138), (31, 138), (15, 137), (120, 104), (16, 141), (67, 143), (95, 104), (80, 80), (26, 126), (138, 138), (135, 137), (78, 143), (40, 126), (103, 126), (136, 136), (58, 101), (12, 137), (69, 138), (100, 141), (60, 136), (14, 137), (53, 126), (27, 47), (8, 138), (105, 143), (36, 23), (35, 141), (94, 126), (46, 137), (86, 143), (97, 104), (112, 98), (0, 82), (22, 101), (44, 126), (77, 138), (137, 137), (84, 101), (5, 137), (114, 110), (6, 110), (62, 62), (68, 143), (146, 110), (64, 137), (42, 110), (4, 82), (93, 126), (89, 143), (108, 47), (115, 143), (18, 143), (101, 101), (85, 143), (73, 82), (2, 82), (28, 136), (144, 82), (125, 74), (30, 136), (90, 137), (24, 137), (121, 136), (141, 141), (110, 110), (19, 110), (72, 136), (51, 23), (127, 62), (116, 82), (20, 126), (134, 62)] current theta: 0.0799821334315 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:37 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 22202 rows and 22352 columns Presolve time: 0.02s Presolved: 751 rows, 751 columns, 1963 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 751 integer (750 binary) Root relaxation: cutoff, 870 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 (870 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: 0.119973200147 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21658 rows and 21763 columns Presolve time: 0.02s Presolved: 1295 rows, 1340 columns, 3626 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1340 integer (1340 binary) Root relaxation: cutoff, 1548 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 (1548 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: 0.139968733505 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21330 rows and 21392 columns Presolve time: 0.03s Presolved: 1623 rows, 1711 columns, 4653 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1711 integer (1711 binary) Root relaxation: cutoff, 1966 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 (1966 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.149966500184 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21176 rows and 21228 columns Presolve time: 0.03s Presolved: 1777 rows, 1875 columns, 5125 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1875 integer (1875 binary) Root relaxation: cutoff, 2105 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 (2105 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: 0.154965383523 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21078 rows and 21127 columns Presolve time: 0.03s Presolved: 1875 rows, 1976 columns, 5422 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1976 integer (1976 binary) Root relaxation: objective 0.000000e+00, 1568 iterations, 0.04 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 66 - 0.00000 - - 0s 0 0 0.00000 0 66 - 0.00000 - - 0s * 0 0 0 0.0000000 0.00000 0.00% - 0s Cutting planes: Zero half: 8 Explored 0 nodes (4479 simplex iterations) in 0.13 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, 74, 82, 88, 94, 95, 98, 101, 110, 113, 118, 127, 136, 137, 138, 143] edges [(92, 82), (87, 136), (44, 94), (9, 94), (17, 82), (106, 98), (99, 82), (70, 110), (85, 118), (32, 110), (150, 127), (16, 127), (91, 82), (23, 36), (119, 82), (3, 74), (34, 82), (63, 82), (102, 94), (133, 136), (7, 137), (57, 118), (127, 127), (59, 110), (147, 136), (66, 82), (43, 94), (33, 118), (38, 82), (41, 74), (88, 88), (98, 98), (45, 98), (27, 88), (132, 136), (56, 143), (82, 82), (25, 138), (48, 101), (50, 113), (71, 101), (129, 110), (51, 36), (11, 136), (107, 101), (52, 110), (21, 137), (111, 101), (49, 138), (124, 137), (40, 88), (36, 36), (148, 74), (74, 74), (140, 138), (86, 118), (149, 137), (109, 101), (37, 136), (55, 137), (142, 94), (131, 118), (104, 95), (123, 137), (120, 88), (81, 143), (122, 143), (139, 113), (76, 137), (130, 74), (118, 143), (115, 118), (29, 138), (62, 127), (128, 94), (143, 143), (39, 110), (1, 110), (47, 95), (117, 36), (53, 88), (79, 101), (61, 138), (31, 138), (15, 137), (78, 118), (80, 113), (108, 95), (67, 143), (100, 127), (138, 138), (135, 137), (136, 136), (58, 101), (12, 137), (69, 138), (75, 36), (60, 136), (14, 137), (8, 138), (105, 143), (97, 113), (93, 88), (20, 94), (126, 88), (134, 127), (46, 137), (112, 98), (0, 82), (22, 101), (77, 138), (137, 137), (84, 101), (113, 113), (68, 118), (83, 94), (5, 137), (54, 127), (114, 110), (6, 110), (145, 36), (146, 110), (64, 137), (42, 110), (4, 82), (103, 88), (89, 143), (18, 143), (101, 101), (26, 94), (65, 94), (96, 94), (73, 82), (2, 82), (28, 136), (10, 94), (144, 82), (125, 74), (30, 136), (35, 127), (90, 137), (13, 95), (24, 137), (95, 95), (121, 136), (110, 110), (19, 110), (72, 136), (116, 82), (94, 94), (141, 127)] current theta: 0.152465941854 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21120 rows and 21171 columns Presolve time: 0.03s Presolved: 1833 rows, 1932 columns, 5294 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1932 integer (1932 binary) Root relaxation: objective 2.131628e-14, 1832 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 (2989 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 [13, 74, 82, 88, 94, 98, 101, 110, 113, 117, 118, 127, 136, 137, 138, 143] edges [(13, 13), (92, 82), (87, 136), (44, 94), (9, 94), (17, 82), (106, 98), (52, 138), (99, 82), (70, 110), (32, 110), (150, 127), (16, 127), (91, 82), (119, 82), (3, 74), (34, 82), (63, 82), (102, 94), (133, 136), (7, 137), (57, 118), (127, 127), (59, 110), (33, 143), (147, 136), (66, 82), (43, 94), (38, 82), (41, 74), (88, 88), (98, 98), (45, 98), (27, 88), (132, 136), (82, 82), (25, 138), (48, 101), (143, 118), (50, 113), (71, 101), (129, 110), (11, 136), (107, 101), (21, 137), (111, 101), (49, 138), (124, 137), (40, 88), (148, 74), (74, 74), (140, 138), (51, 13), (36, 13), (86, 118), (149, 137), (109, 101), (47, 13), (37, 136), (55, 137), (142, 94), (123, 137), (120, 88), (81, 143), (122, 143), (139, 113), (76, 137), (130, 74), (131, 143), (118, 143), (29, 138), (62, 127), (128, 94), (39, 110), (1, 110), (104, 113), (53, 88), (79, 101), (61, 138), (31, 138), (15, 137), (78, 118), (23, 117), (146, 113), (80, 113), (100, 127), (138, 138), (135, 137), (67, 118), (136, 136), (58, 101), (12, 137), (69, 138), (60, 136), (14, 137), (75, 117), (8, 138), (105, 143), (97, 113), (93, 88), (20, 94), (126, 88), (134, 127), (46, 137), (112, 98), (0, 82), (22, 94), (77, 138), (137, 137), (84, 101), (113, 113), (68, 118), (83, 94), (5, 137), (54, 127), (114, 110), (6, 110), (117, 117), (64, 137), (42, 110), (145, 117), (4, 82), (108, 117), (103, 88), (89, 143), (115, 143), (18, 143), (101, 101), (85, 143), (26, 94), (65, 94), (96, 94), (73, 82), (2, 82), (28, 136), (10, 94), (144, 82), (125, 74), (56, 118), (30, 136), (35, 127), (90, 137), (24, 137), (121, 136), (110, 110), (19, 110), (72, 136), (116, 82), (95, 13), (94, 94), (141, 127)] current theta: 0.151216221019 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:38 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21144 rows and 21196 columns Presolve time: 0.03s Presolved: 1809 rows, 1907 columns, 5221 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1907 integer (1907 binary) Root relaxation: cutoff, 2093 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 (2093 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: 0.151841081436 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:39 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21138 rows and 21189 columns Presolve time: 0.03s Presolved: 1815 rows, 1914 columns, 5240 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1914 integer (1914 binary) Root relaxation: objective 7.105427e-15, 1970 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 (3837 simplex iterations) in 0.13 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 [34, 36, 72, 74, 81, 88, 94, 95, 98, 101, 110, 113, 127, 137, 138, 143] edges [(147, 88), (2, 34), (44, 94), (9, 94), (106, 98), (70, 110), (32, 110), (67, 81), (85, 81), (91, 34), (150, 127), (23, 36), (3, 74), (102, 94), (89, 81), (7, 137), (127, 127), (59, 110), (33, 143), (92, 34), (43, 94), (144, 34), (136, 72), (41, 74), (88, 88), (105, 81), (98, 98), (121, 72), (45, 98), (27, 88), (60, 72), (119, 34), (56, 143), (25, 138), (48, 101), (50, 113), (71, 101), (4, 34), (129, 110), (51, 36), (107, 101), (132, 72), (87, 72), (52, 110), (21, 137), (111, 101), (49, 138), (28, 72), (96, 88), (63, 81), (124, 137), (40, 88), (36, 36), (148, 74), (74, 74), (140, 138), (149, 137), (109, 101), (55, 137), (142, 94), (104, 95), (123, 137), (120, 88), (16, 34), (139, 113), (57, 143), (76, 137), (130, 74), (66, 72), (118, 143), (29, 138), (62, 127), (128, 94), (39, 110), (1, 110), (47, 95), (117, 36), (53, 88), (79, 101), (61, 138), (31, 138), (15, 137), (133, 72), (80, 113), (108, 95), (81, 81), (78, 81), (100, 127), (138, 138), (135, 137), (58, 101), (17, 72), (12, 137), (69, 138), (75, 36), (30, 72), (14, 137), (8, 138), (34, 34), (37, 72), (97, 113), (93, 88), (20, 94), (126, 88), (82, 34), (134, 127), (72, 72), (38, 127), (11, 72), (46, 137), (112, 98), (22, 101), (77, 138), (137, 137), (84, 101), (113, 113), (83, 94), (5, 137), (54, 127), (114, 110), (122, 81), (6, 110), (145, 36), (143, 81), (146, 110), (64, 137), (42, 110), (68, 81), (86, 81), (103, 88), (115, 143), (18, 143), (101, 101), (26, 94), (65, 94), (131, 81), (0, 34), (73, 34), (10, 94), (99, 34), (125, 74), (35, 127), (90, 137), (13, 95), (24, 137), (95, 95), (110, 110), (19, 110), (116, 34), (94, 94), (141, 127)] current theta: 0.151528651228 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:39 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21142 rows and 21194 columns Presolve time: 0.03s Presolved: 1811 rows, 1909 columns, 5227 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1909 integer (1909 binary) Root relaxation: cutoff, 2007 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 (2007 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: 0.151684866332 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:39 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21140 rows and 21191 columns Presolve time: 0.03s Presolved: 1813 rows, 1912 columns, 5234 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1912 integer (1912 binary) Root relaxation: objective -2.131628e-14, 1955 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 (3056 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 [20, 34, 72, 74, 75, 81, 98, 101, 103, 108, 110, 113, 127, 131, 137, 138] edges [(2, 34), (65, 20), (106, 98), (52, 138), (70, 110), (32, 110), (126, 20), (85, 81), (91, 34), (150, 127), (37, 103), (3, 74), (89, 81), (7, 137), (127, 127), (59, 110), (56, 131), (13, 108), (43, 20), (145, 108), (27, 103), (92, 34), (44, 20), (53, 103), (33, 131), (144, 34), (136, 72), (41, 74), (105, 81), (98, 98), (121, 72), (45, 98), (60, 72), (119, 34), (25, 138), (48, 101), (50, 113), (71, 101), (4, 34), (129, 110), (102, 20), (107, 101), (132, 72), (87, 72), (120, 103), (21, 137), (111, 101), (49, 138), (28, 72), (63, 81), (124, 137), (148, 74), (74, 74), (96, 103), (140, 138), (47, 108), (149, 137), (109, 101), (147, 103), (55, 137), (123, 137), (16, 34), (142, 20), (139, 113), (76, 137), (130, 74), (67, 131), (66, 72), (17, 34), (29, 138), (62, 127), (39, 110), (1, 110), (104, 113), (118, 131), (93, 103), (36, 75), (88, 103), (79, 101), (61, 138), (31, 138), (15, 137), (95, 108), (117, 75), (133, 72), (146, 113), (80, 113), (103, 103), (81, 81), (78, 81), (100, 127), (138, 138), (135, 137), (23, 75), (143, 131), (128, 20), (58, 101), (12, 137), (69, 138), (108, 108), (30, 72), (14, 137), (20, 20), (8, 138), (34, 34), (97, 113), (82, 34), (134, 127), (72, 72), (38, 127), (11, 72), (46, 137), (115, 131), (112, 98), (26, 20), (22, 101), (77, 138), (137, 137), (84, 101), (83, 20), (113, 113), (5, 137), (54, 127), (114, 110), (122, 81), (6, 110), (131, 131), (64, 137), (42, 110), (68, 81), (86, 81), (101, 101), (0, 34), (73, 34), (9, 20), (99, 34), (125, 74), (51, 108), (75, 75), (35, 127), (10, 20), (90, 137), (40, 103), (24, 137), (110, 110), (19, 110), (116, 34), (18, 131), (57, 131), (141, 127), (94, 20)] current theta: 0.15160675878 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:55:39 2014 Optimize a model with 22953 rows, 23103 columns and 68705 nonzeros Presolve removed 21142 rows and 21194 columns Presolve time: 0.03s Presolved: 1811 rows, 1909 columns, 5227 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1909 integer (1909 binary) Root relaxation: cutoff, 2007 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 (2007 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 -