current theta: 0.64618551102 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:43 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 8010 rows and 8010 columns Presolve time: 0.44s Presolved: 18073 rows, 18233 columns, 54055 nonzeros Variable types: 0 continuous, 18233 integer (18233 binary) Root relaxation: objective 0.000000e+00, 1677 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 (3203 simplex iterations) in 0.57 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 [26, 57, 58, 62, 64, 69, 75, 85, 87, 89, 107, 112, 114, 125, 141, 145, 158] edges [(113, 112), (24, 64), (129, 57), (121, 114), (49, 112), (160, 64), (89, 58), (73, 57), (152, 69), (57, 85), (145, 158), (123, 89), (154, 125), (131, 158), (26, 158), (138, 145), (52, 158), (109, 125), (21, 89), (29, 85), (1, 158), (70, 69), (65, 85), (135, 85), (157, 158), (66, 58), (0, 26), (47, 125), (132, 158), (114, 112), (85, 158), (133, 57), (155, 158), (28, 87), (41, 85), (143, 114), (30, 158), (122, 114), (105, 58), (153, 158), (40, 158), (59, 114), (68, 87), (99, 85), (3, 57), (10, 158), (17, 85), (91, 85), (95, 85), (118, 158), (97, 158), (6, 158), (110, 69), (53, 57), (150, 85), (158, 158), (98, 158), (136, 141), (93, 158), (61, 85), (71, 85), (76, 141), (7, 89), (149, 58), (81, 62), (94, 158), (55, 57), (125, 114), (67, 57), (69, 158), (20, 89), (13, 158), (44, 158), (82, 58), (79, 87), (19, 112), (119, 141), (88, 158), (16, 26), (22, 89), (115, 87), (15, 141), (106, 158), (83, 158), (86, 158), (18, 87), (141, 125), (146, 158), (102, 158), (8, 89), (62, 57), (31, 145), (120, 158), (33, 158), (35, 87), (77, 158), (144, 89), (25, 145), (45, 112), (58, 89), (112, 114), (38, 57), (78, 85), (96, 158), (124, 57), (84, 85), (11, 125), (140, 112), (117, 158), (42, 114), (4, 89), (87, 158), (100, 57), (92, 89), (148, 114), (37, 158), (48, 89), (128, 112), (27, 125), (104, 158), (60, 112), (147, 85), (139, 75), (5, 87), (108, 75), (137, 57), (74, 158), (12, 89), (56, 145), (72, 85), (63, 141), (116, 89), (64, 85), (107, 64), (36, 112), (34, 89), (43, 141), (80, 114), (54, 57), (23, 112), (2, 141), (159, 112), (101, 64), (156, 158), (14, 58), (127, 141), (103, 158), (142, 125), (50, 89), (130, 112), (46, 125), (75, 75), (39, 112), (111, 107), (90, 57), (126, 89), (32, 125), (151, 158), (51, 112), (134, 58), (9, 57)] current theta: 0.32309275551 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:44 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 19346 rows and 19346 columns Presolve time: 0.18s Presolved: 6737 rows, 6897 columns, 20047 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6897 integer (6897 binary) Root relaxation: objective 0.000000e+00, 1220 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 (2683 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 [15, 19, 22, 23, 38, 49, 54, 90, 92, 95, 97, 109, 121, 143, 145, 152, 158] edges [(15, 143), (148, 49), (101, 38), (33, 152), (140, 97), (150, 92), (93, 97), (4, 54), (10, 97), (48, 38), (65, 38), (91, 38), (69, 97), (60, 95), (51, 49), (131, 22), (145, 158), (80, 49), (5, 54), (62, 109), (118, 38), (70, 49), (52, 158), (54, 54), (6, 145), (160, 92), (159, 49), (102, 38), (153, 97), (151, 97), (49, 49), (7, 109), (144, 38), (134, 92), (56, 143), (29, 23), (39, 49), (66, 54), (28, 109), (141, 15), (105, 54), (157, 49), (108, 49), (63, 143), (53, 22), (149, 54), (2, 143), (158, 97), (95, 19), (137, 92), (113, 49), (24, 15), (119, 54), (125, 143), (31, 158), (90, 92), (67, 49), (97, 158), (103, 49), (111, 22), (40, 97), (155, 97), (98, 158), (35, 92), (18, 54), (26, 92), (126, 109), (127, 143), (83, 38), (25, 97), (81, 143), (75, 19), (13, 158), (12, 92), (71, 54), (20, 54), (142, 38), (46, 54), (116, 92), (36, 49), (85, 38), (122, 49), (82, 54), (55, 92), (94, 92), (115, 97), (34, 92), (73, 92), (17, 92), (112, 95), (44, 38), (30, 97), (8, 19), (58, 54), (61, 97), (11, 143), (77, 19), (136, 15), (16, 92), (79, 109), (124, 92), (27, 97), (114, 95), (107, 92), (110, 97), (147, 143), (139, 95), (37, 97), (117, 158), (32, 19), (99, 92), (43, 92), (1, 95), (38, 92), (121, 54), (0, 90), (9, 54), (3, 145), (22, 54), (156, 49), (87, 38), (42, 23), (104, 19), (72, 54), (120, 97), (74, 158), (45, 49), (21, 143), (152, 97), (57, 49), (47, 49), (96, 97), (68, 143), (130, 95), (78, 38), (109, 143), (100, 54), (50, 49), (89, 143), (106, 23), (128, 54), (14, 54), (138, 97), (41, 145), (19, 19), (123, 54), (133, 54), (76, 143), (129, 23), (143, 49), (64, 90), (92, 90), (135, 90), (59, 49), (88, 97), (146, 49), (86, 97), (84, 90), (154, 109), (132, 38), (23, 49)] current theta: 0.161546377755 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:44 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 23884 rows and 23917 columns Presolve time: 0.04s Presolved: 2199 rows, 2326 columns, 6400 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2326 integer (2326 binary) Root relaxation: objective 0.000000e+00, 2140 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 (4668 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 [21, 24, 28, 41, 50, 70, 85, 91, 96, 98, 108, 109, 114, 121, 144, 147, 152] edges [(101, 91), (116, 144), (151, 85), (85, 85), (50, 50), (58, 21), (149, 109), (40, 50), (45, 114), (25, 41), (107, 144), (119, 24), (148, 108), (7, 24), (61, 152), (102, 96), (144, 91), (27, 50), (4, 21), (18, 28), (133, 147), (100, 24), (113, 108), (103, 50), (126, 28), (62, 109), (6, 70), (54, 109), (37, 85), (49, 108), (146, 70), (104, 50), (16, 144), (118, 96), (64, 91), (98, 98), (65, 85), (2, 21), (48, 91), (31, 96), (92, 144), (121, 147), (53, 147), (56, 147), (124, 144), (12, 144), (106, 70), (132, 85), (74, 152), (59, 114), (123, 109), (109, 109), (17, 85), (13, 41), (23, 114), (77, 70), (47, 108), (81, 109), (66, 109), (75, 114), (80, 108), (15, 21), (70, 70), (76, 109), (57, 121), (117, 98), (19, 108), (93, 85), (3, 41), (43, 85), (120, 96), (21, 21), (142, 28), (72, 147), (79, 21), (95, 108), (96, 96), (158, 98), (9, 121), (157, 70), (26, 85), (143, 121), (110, 70), (11, 121), (135, 144), (41, 41), (112, 114), (35, 91), (78, 85), (125, 121), (10, 85), (68, 121), (20, 147), (42, 114), (108, 108), (130, 108), (152, 152), (156, 70), (52, 41), (84, 144), (24, 24), (145, 98), (22, 109), (5, 21), (94, 85), (88, 96), (137, 24), (141, 21), (140, 50), (30, 85), (90, 144), (114, 114), (150, 91), (91, 91), (33, 41), (115, 96), (82, 109), (159, 70), (154, 21), (63, 109), (89, 109), (139, 108), (134, 28), (8, 121), (127, 21), (73, 144), (147, 147), (153, 41), (1, 70), (32, 70), (44, 85), (67, 121), (28, 28), (129, 50), (86, 85), (99, 91), (97, 41), (55, 144), (155, 41), (34, 144), (128, 121), (160, 91), (14, 21), (51, 108), (131, 85), (60, 121), (83, 85), (29, 108), (111, 24), (0, 144), (138, 152), (39, 108), (38, 144), (46, 21), (136, 147), (71, 21), (87, 28), (36, 108), (122, 28), (105, 121), (69, 152)] current theta: 0.0807731888775 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:44 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 25294 rows and 25454 columns Presolve time: 0.02s Presolved: 789 rows, 789 columns, 2069 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 789 integer (788 binary) Root relaxation: cutoff, 285 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (285 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.121159783316 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:44 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24690 rows and 24804 columns Presolve time: 0.03s Presolved: 1393 rows, 1439 columns, 3903 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1439 integer (1439 binary) Root relaxation: cutoff, 1580 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 (1580 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: 0.141353080536 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:45 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24282 rows and 24355 columns Presolve time: 0.03s Presolved: 1801 rows, 1888 columns, 5166 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1888 integer (1888 binary) Root relaxation: cutoff, 2194 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 (2194 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: 0.151449729145 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:45 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24076 rows and 24121 columns Presolve time: 0.04s Presolved: 2007 rows, 2122 columns, 5812 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2122 integer (2122 binary) Root relaxation: objective 0.000000e+00, 1978 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 (4012 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 [46, 51, 56, 61, 72, 82, 96, 101, 110, 113, 127, 129, 132, 143, 144, 145, 153] edges [(66, 127), (116, 144), (61, 61), (100, 46), (128, 143), (158, 145), (20, 72), (70, 110), (97, 61), (107, 144), (106, 110), (77, 129), (102, 96), (76, 46), (95, 129), (57, 56), (127, 46), (43, 132), (91, 144), (130, 113), (19, 51), (44, 132), (86, 132), (136, 72), (16, 144), (118, 96), (121, 143), (47, 129), (156, 51), (31, 96), (49, 129), (92, 144), (9, 56), (60, 56), (82, 82), (7, 82), (98, 145), (112, 51), (124, 144), (41, 153), (37, 132), (15, 127), (87, 72), (12, 144), (52, 110), (133, 143), (89, 72), (138, 61), (28, 72), (45, 113), (58, 127), (67, 143), (125, 143), (64, 101), (27, 153), (46, 127), (126, 56), (129, 129), (114, 51), (119, 127), (148, 129), (26, 132), (152, 61), (122, 72), (131, 132), (155, 153), (17, 132), (117, 110), (42, 51), (22, 46), (59, 51), (35, 101), (1, 110), (120, 96), (151, 153), (104, 129), (150, 101), (5, 127), (23, 51), (71, 46), (96, 96), (103, 56), (157, 129), (139, 129), (85, 132), (11, 143), (69, 61), (135, 144), (78, 132), (14, 127), (132, 132), (154, 127), (13, 110), (149, 82), (53, 56), (51, 51), (109, 46), (140, 153), (153, 153), (160, 101), (25, 153), (84, 144), (74, 61), (105, 143), (93, 153), (72, 72), (24, 82), (159, 51), (88, 96), (137, 82), (80, 129), (75, 51), (90, 144), (147, 56), (142, 72), (134, 82), (65, 132), (99, 101), (8, 113), (2, 127), (3, 153), (113, 113), (39, 51), (83, 132), (115, 96), (33, 153), (54, 127), (6, 110), (68, 143), (29, 129), (146, 110), (143, 143), (62, 82), (4, 127), (73, 144), (101, 101), (108, 113), (18, 56), (55, 144), (30, 132), (34, 144), (145, 145), (81, 72), (144, 144), (21, 127), (10, 132), (32, 51), (79, 46), (48, 144), (110, 110), (0, 144), (50, 129), (38, 144), (111, 82), (123, 82), (141, 127), (63, 46), (94, 132), (36, 51), (56, 56), (40, 153)] current theta: 0.146401404841 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:45 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24176 rows and 24236 columns Presolve time: 0.03s Presolved: 1907 rows, 2007 columns, 5497 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2007 integer (2007 binary) Root relaxation: objective 2.842171e-14, 2146 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 (3426 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 [11, 44, 46, 51, 61, 72, 82, 101, 104, 110, 113, 118, 127, 131, 144, 145, 153] edges [(66, 127), (116, 144), (61, 61), (100, 46), (158, 145), (20, 72), (70, 110), (97, 61), (50, 104), (107, 144), (106, 110), (85, 44), (63, 82), (86, 44), (148, 104), (10, 118), (119, 46), (127, 127), (49, 104), (128, 11), (77, 104), (91, 144), (130, 113), (19, 51), (133, 11), (37, 118), (136, 72), (16, 144), (156, 51), (92, 144), (125, 11), (96, 118), (82, 82), (7, 82), (98, 145), (112, 51), (124, 144), (15, 127), (87, 72), (12, 144), (52, 110), (89, 72), (138, 61), (28, 72), (45, 113), (58, 127), (64, 101), (80, 104), (67, 11), (26, 44), (11, 11), (27, 153), (46, 127), (47, 104), (78, 44), (120, 61), (114, 51), (31, 61), (152, 61), (104, 104), (122, 72), (155, 153), (102, 118), (115, 118), (117, 110), (42, 51), (22, 46), (59, 51), (35, 101), (105, 11), (1, 110), (41, 61), (151, 153), (150, 101), (5, 127), (23, 51), (71, 46), (65, 44), (132, 44), (147, 11), (95, 104), (69, 61), (60, 11), (135, 144), (14, 127), (40, 131), (154, 127), (13, 110), (149, 82), (51, 51), (109, 46), (140, 153), (153, 153), (160, 101), (25, 153), (84, 144), (74, 61), (9, 72), (30, 118), (143, 11), (93, 153), (72, 72), (24, 82), (159, 51), (137, 82), (75, 51), (129, 104), (90, 144), (142, 72), (134, 82), (157, 104), (99, 101), (8, 113), (2, 127), (3, 153), (113, 113), (39, 51), (139, 104), (33, 153), (54, 127), (88, 61), (6, 110), (76, 127), (131, 131), (146, 110), (108, 51), (62, 82), (126, 72), (4, 127), (73, 144), (101, 101), (118, 118), (18, 72), (55, 144), (103, 131), (34, 144), (57, 11), (145, 145), (81, 72), (144, 144), (21, 127), (32, 51), (43, 44), (94, 44), (79, 46), (48, 144), (110, 110), (44, 44), (17, 44), (0, 144), (38, 144), (83, 44), (29, 104), (111, 82), (123, 82), (68, 11), (141, 127), (53, 11), (56, 72), (36, 51), (121, 11)] current theta: 0.143877242688 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:45 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24228 rows and 24295 columns Presolve time: 0.03s Presolved: 1855 rows, 1948 columns, 5334 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1948 integer (1948 binary) Root relaxation: cutoff, 2044 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2044 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: 0.145139323764 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:45 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24206 rows and 24272 columns Presolve time: 0.03s Presolved: 1877 rows, 1971 columns, 5401 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1971 integer (1971 binary) Root relaxation: objective 0.000000e+00, 2196 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 (3466 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 [11, 27, 46, 47, 51, 61, 72, 78, 82, 101, 102, 110, 113, 127, 144, 145, 151] edges [(66, 127), (116, 144), (61, 61), (100, 46), (158, 145), (20, 72), (27, 27), (70, 110), (97, 61), (107, 144), (106, 110), (155, 151), (96, 102), (25, 151), (63, 82), (3, 27), (119, 46), (127, 127), (94, 78), (128, 11), (17, 78), (130, 113), (19, 51), (131, 151), (44, 78), (133, 11), (136, 72), (16, 144), (93, 151), (47, 47), (95, 47), (156, 51), (92, 144), (125, 11), (82, 82), (7, 82), (98, 145), (112, 51), (124, 144), (38, 78), (15, 127), (87, 72), (12, 144), (52, 110), (89, 72), (43, 78), (109, 82), (138, 61), (28, 72), (45, 113), (58, 127), (115, 61), (64, 101), (33, 151), (37, 151), (67, 11), (11, 11), (46, 127), (120, 61), (129, 47), (114, 51), (148, 47), (31, 61), (152, 61), (122, 72), (117, 110), (42, 51), (22, 46), (59, 51), (35, 101), (105, 11), (139, 47), (30, 151), (1, 110), (41, 61), (86, 151), (157, 47), (10, 151), (103, 27), (150, 101), (5, 127), (23, 51), (71, 127), (0, 78), (147, 11), (69, 61), (60, 11), (135, 144), (14, 127), (102, 102), (154, 127), (13, 110), (149, 82), (140, 27), (83, 78), (51, 51), (160, 101), (74, 61), (9, 72), (143, 11), (40, 27), (72, 72), (24, 82), (104, 47), (159, 51), (137, 82), (75, 51), (118, 102), (26, 78), (65, 78), (29, 47), (90, 144), (142, 72), (134, 82), (32, 47), (99, 101), (8, 113), (80, 47), (2, 127), (153, 27), (78, 78), (113, 113), (39, 51), (132, 78), (54, 127), (88, 61), (6, 110), (76, 127), (84, 78), (146, 110), (108, 51), (49, 47), (62, 82), (126, 72), (151, 151), (4, 127), (73, 144), (101, 101), (18, 72), (55, 144), (34, 144), (57, 11), (145, 145), (81, 72), (144, 144), (77, 47), (91, 101), (21, 127), (85, 151), (79, 46), (48, 144), (110, 110), (50, 27), (111, 82), (123, 82), (68, 11), (141, 127), (53, 11), (56, 72), (36, 51), (121, 11)] current theta: 0.144508283226 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:46 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24216 rows and 24282 columns Presolve time: 0.03s Presolved: 1867 rows, 1961 columns, 5371 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1961 integer (1961 binary) Root relaxation: cutoff, 2131 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 (2131 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: 0.144823803495 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:46 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24216 rows and 24282 columns Presolve time: 0.03s Presolved: 1867 rows, 1961 columns, 5371 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1961 integer (1961 binary) Root relaxation: cutoff, 2131 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 (2131 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: 0.14498156363 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:46 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24208 rows and 24274 columns Presolve time: 0.03s Presolved: 1875 rows, 1969 columns, 5395 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1969 integer (1969 binary) Root relaxation: cutoff, 2045 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 cutoff 0 - 0.10000 - - 0s Explored 0 nodes (2045 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: 0.145060443697 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 00:19:46 2014 Optimize a model with 26083 rows, 26243 columns and 78085 nonzeros Presolve removed 24206 rows and 24272 columns Presolve time: 0.03s Presolved: 1877 rows, 1971 columns, 5401 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1971 integer (1971 binary) Root relaxation: cutoff, 67 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 (67 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 [11, 27, 46, 47, 51, 61, 72, 78, 82, 101, 102, 110, 113, 127, 144, 145, 151] edges [(66, 127), (116, 144), (61, 61), (100, 46), (158, 145), (20, 72), (27, 27), (70, 110), (97, 61), (107, 144), (106, 110), (155, 151), (96, 102), (25, 151), (63, 82), (3, 27), (119, 46), (127, 127), (94, 78), (128, 11), (17, 78), (130, 113), (19, 51), (131, 151), (44, 78), (133, 11), (136, 72), (16, 144), (93, 151), (47, 47), (95, 47), (156, 51), (92, 144), (125, 11), (82, 82), (7, 82), (98, 145), (112, 51), (124, 144), (38, 78), (15, 127), (87, 72), (12, 144), (52, 110), (89, 72), (43, 78), (109, 82), (138, 61), (28, 72), (45, 113), (58, 127), (115, 61), (64, 101), (33, 151), (37, 151), (67, 11), (11, 11), (46, 127), (120, 61), (129, 47), (114, 51), (148, 47), (31, 61), (152, 61), (122, 72), (117, 110), (42, 51), (22, 46), (59, 51), (35, 101), (105, 11), (139, 47), (30, 151), (1, 110), (41, 61), (86, 151), (157, 47), (10, 151), (103, 27), (150, 101), (5, 127), (23, 51), (71, 127), (0, 78), (147, 11), (69, 61), (60, 11), (135, 144), (14, 127), (102, 102), (154, 127), (13, 110), (149, 82), (140, 27), (83, 78), (51, 51), (160, 101), (74, 61), (9, 72), (143, 11), (40, 27), (72, 72), (24, 82), (104, 47), (159, 51), (137, 82), (75, 51), (118, 102), (26, 78), (65, 78), (29, 47), (90, 144), (142, 72), (134, 82), (32, 47), (99, 101), (8, 113), (80, 47), (2, 127), (153, 27), (78, 78), (113, 113), (39, 51), (132, 78), (54, 127), (88, 61), (6, 110), (76, 127), (84, 78), (146, 110), (108, 51), (49, 47), (62, 82), (126, 72), (151, 151), (4, 127), (73, 144), (101, 101), (18, 72), (55, 144), (34, 144), (57, 11), (145, 145), (81, 72), (144, 144), (77, 47), (91, 101), (21, 127), (85, 151), (79, 46), (48, 144), (110, 110), (50, 27), (111, 82), (123, 82), (68, 11), (141, 127), (53, 11), (56, 72), (36, 51), (121, 11)]