current theta: 0.674494454339 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:49 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 6934 rows and 6934 columns Presolve time: 0.37s Presolved: 16323 rows, 16474 columns, 48814 nonzeros Variable types: 0 continuous, 16474 integer (16474 binary) Root relaxation: objective 0.000000e+00, 1918 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 (3964 simplex iterations) in 0.64 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [4, 9, 35, 63, 65, 68, 70, 73, 87, 89, 112, 113, 122, 131, 137, 140] edges [(76, 89), (44, 65), (145, 112), (88, 35), (110, 122), (94, 70), (102, 65), (1, 65), (10, 4), (91, 73), (26, 35), (144, 70), (57, 140), (68, 4), (16, 131), (29, 89), (23, 65), (36, 35), (52, 113), (126, 113), (40, 137), (3, 140), (117, 89), (93, 113), (74, 113), (31, 131), (67, 65), (58, 140), (35, 73), (134, 113), (97, 65), (87, 122), (137, 113), (7, 4), (105, 89), (50, 4), (90, 113), (108, 65), (130, 65), (28, 35), (14, 122), (114, 63), (33, 35), (22, 131), (61, 131), (86, 87), (42, 140), (12, 35), (73, 73), (129, 122), (46, 65), (122, 122), (41, 65), (141, 73), (53, 131), (128, 70), (49, 89), (17, 65), (11, 73), (77, 89), (39, 73), (125, 131), (21, 9), (9, 113), (54, 65), (19, 87), (132, 65), (78, 131), (51, 35), (81, 89), (99, 73), (24, 89), (47, 140), (2, 65), (95, 65), (107, 65), (45, 89), (92, 73), (32, 65), (37, 131), (43, 65), (84, 73), (71, 65), (104, 35), (115, 140), (0, 131), (143, 131), (98, 131), (112, 87), (6, 122), (20, 35), (13, 73), (150, 140), (4, 89), (34, 140), (121, 70), (120, 4), (72, 131), (100, 137), (139, 87), (63, 35), (151, 131), (136, 63), (75, 131), (119, 122), (89, 131), (135, 87), (118, 65), (27, 113), (8, 113), (113, 113), (55, 122), (30, 89), (127, 87), (69, 122), (116, 70), (80, 35), (103, 65), (149, 131), (101, 35), (64, 4), (5, 122), (85, 131), (83, 140), (79, 65), (38, 131), (133, 137), (138, 87), (48, 131), (123, 70), (140, 63), (70, 122), (59, 131), (146, 73), (65, 63), (18, 122), (111, 140), (82, 35), (60, 35), (96, 113), (148, 131), (131, 89), (124, 4), (109, 122), (56, 122), (62, 131), (106, 122), (66, 70), (15, 131), (147, 113), (142, 73), (25, 68)] current theta: 0.33724722717 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:50 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 17364 rows and 17364 columns Presolve time: 0.15s Presolved: 5893 rows, 6044 columns, 17524 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 6044 integer (6044 binary) Root relaxation: objective 0.000000e+00, 1191 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 (2899 simplex iterations) in 0.24 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, 44, 63, 73, 79, 87, 89, 90, 95, 99, 102, 120, 138, 145, 146, 151] edges [(31, 151), (144, 99), (132, 146), (109, 146), (110, 138), (80, 36), (76, 120), (122, 145), (84, 79), (73, 99), (28, 79), (54, 95), (59, 151), (13, 79), (139, 146), (133, 151), (15, 151), (8, 95), (82, 44), (25, 151), (26, 146), (96, 95), (78, 145), (32, 95), (136, 99), (89, 89), (17, 120), (53, 120), (35, 146), (120, 95), (99, 99), (64, 95), (106, 145), (143, 151), (94, 95), (43, 151), (148, 120), (72, 146), (105, 89), (86, 95), (30, 95), (147, 95), (0, 44), (118, 95), (50, 95), (36, 145), (67, 151), (47, 145), (142, 90), (37, 151), (63, 146), (7, 120), (21, 145), (60, 146), (97, 146), (6, 146), (58, 145), (74, 95), (91, 151), (55, 99), (18, 95), (49, 89), (51, 79), (101, 146), (27, 36), (88, 99), (70, 145), (40, 151), (79, 146), (11, 151), (114, 145), (24, 89), (57, 79), (62, 99), (5, 138), (108, 120), (92, 44), (2, 151), (116, 146), (38, 79), (137, 95), (140, 99), (129, 145), (128, 146), (44, 146), (115, 95), (68, 138), (33, 146), (19, 99), (29, 95), (111, 79), (65, 95), (66, 36), (146, 146), (4, 89), (61, 151), (117, 95), (126, 151), (69, 145), (3, 145), (127, 138), (98, 151), (14, 145), (119, 145), (83, 90), (145, 90), (10, 120), (121, 145), (48, 151), (134, 151), (9, 95), (150, 95), (20, 79), (46, 90), (130, 95), (12, 146), (103, 102), (151, 151), (102, 99), (41, 95), (34, 120), (75, 146), (71, 95), (141, 79), (42, 146), (93, 95), (125, 120), (22, 79), (123, 99), (107, 95), (112, 146), (77, 95), (124, 89), (131, 120), (39, 79), (138, 95), (104, 102), (85, 151), (100, 151), (95, 138), (149, 89), (135, 90), (23, 99), (56, 95), (52, 120), (87, 145), (45, 95), (90, 145), (1, 138), (16, 151), (81, 95), (113, 138)] current theta: 0.168623613585 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21318 rows and 21355 columns Presolve time: 0.03s Presolved: 1939 rows, 2053 columns, 5625 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2053 integer (2053 binary) Root relaxation: objective -7.105427e-15, 1708 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 (3882 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [35, 44, 47, 58, 65, 71, 72, 82, 108, 109, 110, 111, 127, 137, 140, 143] edges [(15, 143), (92, 82), (25, 143), (53, 108), (65, 65), (145, 58), (27, 58), (20, 72), (60, 44), (54, 58), (71, 71), (148, 108), (16, 143), (136, 44), (77, 108), (131, 108), (120, 137), (128, 44), (127, 127), (141, 111), (126, 108), (123, 44), (106, 140), (64, 71), (100, 143), (96, 137), (49, 71), (19, 109), (149, 71), (36, 47), (4, 71), (69, 47), (113, 127), (47, 47), (91, 143), (138, 127), (81, 71), (83, 47), (61, 143), (90, 47), (45, 137), (31, 108), (121, 109), (10, 137), (18, 82), (11, 111), (115, 137), (133, 143), (124, 71), (109, 109), (2, 143), (110, 65), (12, 140), (125, 143), (150, 58), (13, 111), (1, 127), (114, 65), (17, 108), (26, 44), (87, 47), (88, 44), (135, 65), (108, 82), (22, 108), (97, 72), (79, 44), (76, 137), (112, 109), (68, 71), (32, 127), (7, 108), (103, 111), (89, 71), (98, 143), (84, 65), (43, 108), (82, 108), (129, 109), (46, 58), (5, 127), (151, 143), (35, 35), (39, 44), (132, 44), (41, 127), (144, 140), (147, 65), (62, 72), (50, 71), (75, 44), (86, 127), (6, 109), (67, 143), (107, 127), (37, 143), (42, 109), (146, 35), (74, 110), (8, 65), (139, 140), (21, 58), (73, 35), (95, 127), (99, 35), (130, 82), (58, 58), (72, 72), (63, 35), (40, 143), (9, 58), (85, 111), (102, 72), (29, 137), (140, 140), (70, 47), (104, 72), (0, 82), (80, 47), (137, 137), (28, 111), (93, 71), (52, 137), (66, 65), (57, 111), (101, 35), (142, 47), (143, 143), (38, 111), (51, 65), (134, 143), (56, 110), (78, 140), (59, 143), (55, 35), (119, 47), (105, 71), (122, 47), (23, 140), (14, 58), (111, 111), (116, 140), (30, 82), (48, 108), (33, 140), (34, 137), (24, 137), (118, 137), (44, 44), (94, 127), (117, 108), (3, 47)] current theta: 0.0843118067924 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 22534 rows and 22685 columns Presolve time: 0.02s Presolved: 723 rows, 723 columns, 1873 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 723 integer (722 binary) Root relaxation: cutoff, 386 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 (386 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: 0.126467710189 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 22038 rows and 22171 columns Presolve time: 0.02s Presolved: 1219 rows, 1237 columns, 3369 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1237 integer (1237 binary) Root relaxation: cutoff, 1467 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 (1467 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: 0.147545661887 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21704 rows and 21786 columns Presolve time: 0.03s Presolved: 1553 rows, 1622 columns, 4422 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1622 integer (1622 binary) Root relaxation: cutoff, 2005 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 (2005 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: 0.158084637736 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21518 rows and 21576 columns Presolve time: 0.03s Presolved: 1739 rows, 1832 columns, 5004 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1832 integer (1832 binary) Root relaxation: objective 1.421085e-14, 1892 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 44 - 0.00000 - - 0s 0 0 0.00000 0 24 - 0.00000 - - 0s H 0 0 0.0000000 0.00000 0.00% - 0s Cutting planes: Gomory: 1 Zero half: 1 Explored 0 nodes (4860 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0% infeasibility= 0.0 updated solution: facilities [20, 33, 35, 45, 46, 47, 65, 71, 79, 82, 111, 112, 127, 131, 145, 151] edges [(92, 82), (65, 65), (71, 71), (59, 151), (112, 112), (133, 151), (15, 151), (68, 127), (97, 20), (146, 33), (127, 127), (42, 33), (141, 111), (64, 71), (49, 71), (149, 71), (36, 47), (56, 65), (4, 71), (31, 131), (6, 112), (13, 20), (69, 47), (113, 127), (47, 47), (138, 127), (81, 71), (83, 47), (90, 47), (143, 151), (150, 46), (82, 82), (29, 45), (77, 82), (120, 45), (11, 111), (103, 20), (124, 71), (110, 65), (121, 47), (34, 45), (96, 45), (91, 111), (67, 151), (43, 131), (1, 127), (37, 151), (114, 65), (21, 145), (12, 79), (87, 47), (135, 65), (79, 79), (53, 131), (46, 46), (102, 35), (108, 82), (106, 112), (78, 65), (44, 79), (125, 131), (32, 127), (19, 33), (89, 71), (40, 151), (58, 46), (84, 65), (5, 127), (142, 112), (24, 45), (2, 151), (35, 35), (123, 79), (109, 112), (41, 127), (147, 65), (50, 71), (86, 127), (18, 79), (107, 127), (128, 79), (8, 65), (140, 33), (52, 45), (132, 20), (73, 35), (61, 151), (95, 127), (99, 35), (17, 131), (20, 20), (130, 82), (10, 45), (116, 33), (63, 35), (98, 151), (7, 131), (115, 131), (70, 47), (88, 20), (80, 47), (126, 131), (28, 111), (14, 46), (54, 127), (45, 45), (22, 82), (93, 71), (66, 65), (57, 111), (101, 35), (131, 131), (74, 45), (0, 79), (151, 151), (33, 33), (38, 111), (51, 65), (76, 45), (118, 45), (55, 35), (23, 33), (119, 47), (117, 82), (48, 131), (105, 71), (85, 20), (122, 47), (134, 131), (9, 46), (111, 111), (30, 82), (27, 46), (137, 45), (72, 20), (144, 33), (39, 79), (100, 151), (145, 47), (148, 131), (62, 20), (129, 112), (94, 127), (75, 79), (60, 79), (104, 20), (26, 79), (139, 33), (136, 79), (16, 151), (25, 111), (3, 47)] current theta: 0.152815149811 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21620 rows and 21693 columns Presolve time: 0.03s Presolved: 1637 rows, 1715 columns, 4683 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1715 integer (1715 binary) Root relaxation: cutoff, 1793 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 (1793 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: 0.155449893773 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:51 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21560 rows and 21624 columns Presolve time: 0.03s Presolved: 1697 rows, 1784 columns, 4872 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1784 integer (1784 binary) Root relaxation: cutoff, 2057 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 (2057 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: 0.156767265755 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:52 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21540 rows and 21602 columns Presolve time: 0.03s Presolved: 1717 rows, 1806 columns, 4934 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1806 integer (1806 binary) Root relaxation: cutoff, 2116 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 (2116 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: 0.157425951745 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:52 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21526 rows and 21586 columns Presolve time: 0.03s Presolved: 1731 rows, 1822 columns, 4978 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1822 integer (1822 binary) Root relaxation: cutoff, 61 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 (61 simplex iterations) in 0.03 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, 33, 35, 45, 46, 47, 65, 71, 79, 82, 111, 112, 127, 131, 145, 151] edges [(92, 82), (65, 65), (71, 71), (59, 151), (112, 112), (133, 151), (15, 151), (68, 127), (97, 20), (146, 33), (127, 127), (42, 33), (141, 111), (64, 71), (49, 71), (149, 71), (36, 47), (56, 65), (4, 71), (31, 131), (6, 112), (13, 20), (69, 47), (113, 127), (47, 47), (138, 127), (81, 71), (83, 47), (90, 47), (143, 151), (150, 46), (82, 82), (29, 45), (77, 82), (120, 45), (11, 111), (103, 20), (124, 71), (110, 65), (121, 47), (34, 45), (96, 45), (91, 111), (67, 151), (43, 131), (1, 127), (37, 151), (114, 65), (21, 145), (12, 79), (87, 47), (135, 65), (79, 79), (53, 131), (46, 46), (102, 35), (108, 82), (106, 112), (78, 65), (44, 79), (125, 131), (32, 127), (19, 33), (89, 71), (40, 151), (58, 46), (84, 65), (5, 127), (142, 112), (24, 45), (2, 151), (35, 35), (123, 79), (109, 112), (41, 127), (147, 65), (50, 71), (86, 127), (18, 79), (107, 127), (128, 79), (8, 65), (140, 33), (52, 45), (132, 20), (73, 35), (61, 151), (95, 127), (99, 35), (17, 131), (20, 20), (130, 82), (10, 45), (116, 33), (63, 35), (98, 151), (7, 131), (115, 131), (70, 47), (88, 20), (80, 47), (126, 131), (28, 111), (14, 46), (54, 127), (45, 45), (22, 82), (93, 71), (66, 65), (57, 111), (101, 35), (131, 131), (74, 45), (0, 79), (151, 151), (33, 33), (38, 111), (51, 65), (76, 45), (118, 45), (55, 35), (23, 33), (119, 47), (117, 82), (48, 131), (105, 71), (85, 20), (122, 47), (134, 131), (9, 46), (111, 111), (30, 82), (27, 46), (137, 45), (72, 20), (144, 33), (39, 79), (100, 151), (145, 47), (148, 131), (62, 20), (129, 112), (94, 127), (75, 79), (60, 79), (104, 20), (26, 79), (139, 33), (136, 79), (16, 151), (25, 111), (3, 47)] current theta: 0.15709660875 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:52 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21534 rows and 21596 columns Presolve time: 0.03s Presolved: 1723 rows, 1812 columns, 4952 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1812 integer (1812 binary) Root relaxation: cutoff, 63 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 (63 simplex iterations) in 0.03 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, 33, 35, 45, 46, 47, 65, 71, 79, 82, 111, 112, 127, 131, 145, 151] edges [(92, 82), (65, 65), (71, 71), (59, 151), (112, 112), (133, 151), (15, 151), (68, 127), (97, 20), (146, 33), (127, 127), (42, 33), (141, 111), (64, 71), (49, 71), (149, 71), (36, 47), (56, 65), (4, 71), (31, 131), (6, 112), (13, 20), (69, 47), (113, 127), (47, 47), (138, 127), (81, 71), (83, 47), (90, 47), (143, 151), (150, 46), (82, 82), (29, 45), (77, 82), (120, 45), (11, 111), (103, 20), (124, 71), (110, 65), (121, 47), (34, 45), (96, 45), (91, 111), (67, 151), (43, 131), (1, 127), (37, 151), (114, 65), (21, 145), (12, 79), (87, 47), (135, 65), (79, 79), (53, 131), (46, 46), (102, 35), (108, 82), (106, 112), (78, 65), (44, 79), (125, 131), (32, 127), (19, 33), (89, 71), (40, 151), (58, 46), (84, 65), (5, 127), (142, 112), (24, 45), (2, 151), (35, 35), (123, 79), (109, 112), (41, 127), (147, 65), (50, 71), (86, 127), (18, 79), (107, 127), (128, 79), (8, 65), (140, 33), (52, 45), (132, 20), (73, 35), (61, 151), (95, 127), (99, 35), (17, 131), (20, 20), (130, 82), (10, 45), (116, 33), (63, 35), (98, 151), (7, 131), (115, 131), (70, 47), (88, 20), (80, 47), (126, 131), (28, 111), (14, 46), (54, 127), (45, 45), (22, 82), (93, 71), (66, 65), (57, 111), (101, 35), (131, 131), (74, 45), (0, 79), (151, 151), (33, 33), (38, 111), (51, 65), (76, 45), (118, 45), (55, 35), (23, 33), (119, 47), (117, 82), (48, 131), (105, 71), (85, 20), (122, 47), (134, 131), (9, 46), (111, 111), (30, 82), (27, 46), (137, 45), (72, 20), (144, 33), (39, 79), (100, 151), (145, 47), (148, 131), (62, 20), (129, 112), (94, 127), (75, 79), (60, 79), (104, 20), (26, 79), (139, 33), (136, 79), (16, 151), (25, 111), (3, 47)] current theta: 0.156931937252 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:52 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21538 rows and 21600 columns Presolve time: 0.03s Presolved: 1719 rows, 1808 columns, 4940 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1808 integer (1808 binary) Root relaxation: cutoff, 2198 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 (2198 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: 0.157014273001 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:58:52 2014 Optimize a model with 23257 rows, 23408 columns and 69616 nonzeros Presolve removed 21536 rows and 21598 columns Presolve time: 0.03s Presolved: 1721 rows, 1810 columns, 4946 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1810 integer (1810 binary) Root relaxation: cutoff, 2157 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 (2157 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 -