current theta: 0.653612913133 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:02 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 6278 rows and 6278 columns Presolve time: 0.31s Presolved: 14315 rows, 14457 columns, 42799 nonzeros Variable types: 0 continuous, 14457 integer (14457 binary) Root relaxation: objective 0.000000e+00, 1541 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 (3412 simplex iterations) in 0.52 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, 14, 17, 44, 50, 67, 69, 73, 84, 104, 110, 123, 124, 125, 138] edges [(25, 3), (123, 69), (124, 3), (141, 124), (76, 17), (71, 44), (115, 124), (29, 67), (23, 123), (28, 104), (68, 84), (70, 104), (101, 84), (109, 124), (130, 125), (134, 84), (43, 138), (5, 124), (93, 110), (100, 124), (16, 17), (112, 69), (97, 17), (92, 50), (48, 84), (90, 124), (110, 123), (87, 110), (12, 3), (32, 67), (26, 84), (133, 124), (86, 124), (132, 124), (60, 67), (59, 138), (116, 69), (15, 123), (4, 14), (0, 67), (6, 84), (96, 44), (108, 104), (85, 44), (53, 17), (31, 44), (111, 123), (40, 17), (74, 50), (19, 73), (61, 17), (1, 69), (58, 50), (65, 124), (66, 17), (52, 44), (39, 123), (104, 67), (37, 124), (81, 3), (102, 123), (138, 3), (13, 110), (51, 69), (77, 69), (30, 69), (139, 123), (33, 84), (127, 69), (67, 17), (136, 67), (54, 84), (113, 69), (3, 84), (46, 69), (56, 44), (7, 44), (38, 123), (78, 44), (105, 3), (50, 123), (121, 69), (83, 110), (122, 138), (42, 73), (94, 123), (22, 69), (135, 17), (128, 124), (98, 50), (79, 44), (106, 138), (11, 14), (10, 44), (41, 104), (107, 84), (49, 69), (21, 124), (24, 138), (84, 3), (117, 69), (64, 44), (34, 69), (8, 3), (88, 124), (57, 69), (63, 14), (47, 123), (131, 124), (125, 69), (103, 123), (142, 69), (14, 3), (119, 123), (126, 124), (2, 67), (69, 73), (114, 44), (18, 44), (80, 44), (82, 84), (17, 67), (44, 124), (99, 14), (62, 124), (20, 123), (91, 67), (9, 3), (45, 67), (73, 123), (55, 44), (27, 69), (36, 50), (129, 3), (137, 123), (89, 14), (118, 50), (120, 14), (35, 3), (72, 84), (75, 69), (95, 14), (140, 67)] current theta: 0.326806456567 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 15320 rows and 15320 columns Presolve time: 0.12s Presolved: 5273 rows, 5415 columns, 15673 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5415 integer (5415 binary) Root relaxation: objective 0.000000e+00, 1434 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 (3338 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 [10, 14, 32, 41, 47, 67, 72, 73, 81, 93, 99, 102, 110, 121, 129] edges [(109, 32), (28, 10), (65, 102), (134, 81), (82, 81), (66, 67), (130, 10), (22, 32), (12, 72), (2, 121), (13, 47), (100, 10), (50, 73), (16, 67), (23, 81), (92, 73), (44, 10), (118, 93), (63, 72), (113, 72), (62, 72), (48, 72), (107, 102), (4, 72), (47, 73), (84, 99), (36, 93), (85, 10), (59, 32), (5, 121), (60, 67), (86, 41), (106, 10), (18, 32), (114, 67), (105, 102), (81, 14), (80, 81), (43, 67), (89, 121), (136, 121), (108, 81), (77, 72), (99, 81), (55, 32), (112, 72), (120, 81), (133, 32), (74, 110), (93, 72), (0, 10), (51, 129), (88, 41), (3, 81), (21, 81), (122, 10), (61, 129), (56, 129), (119, 47), (15, 81), (68, 121), (127, 41), (96, 32), (132, 121), (11, 81), (14, 81), (29, 32), (33, 81), (41, 10), (71, 32), (34, 81), (76, 41), (39, 93), (27, 67), (31, 121), (104, 41), (83, 93), (135, 93), (125, 81), (79, 32), (139, 81), (87, 93), (45, 32), (52, 41), (94, 81), (20, 93), (6, 14), (42, 72), (141, 121), (142, 67), (9, 72), (26, 99), (46, 102), (53, 32), (138, 81), (102, 81), (64, 41), (19, 81), (73, 110), (97, 110), (7, 41), (72, 72), (25, 129), (40, 32), (115, 81), (8, 81), (110, 110), (37, 72), (69, 47), (101, 81), (38, 81), (90, 32), (137, 81), (1, 81), (117, 67), (30, 32), (95, 81), (10, 41), (17, 67), (58, 32), (67, 67), (98, 93), (131, 41), (70, 10), (129, 81), (91, 67), (111, 72), (24, 41), (124, 81), (35, 81), (57, 72), (123, 72), (116, 47), (78, 129), (121, 32), (32, 32), (128, 81), (75, 10), (140, 10), (49, 81), (103, 32), (54, 121), (126, 14)] current theta: 0.163403228283 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18866 rows and 18914 columns Presolve time: 0.03s Presolved: 1727 rows, 1821 columns, 4987 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1821 integer (1821 binary) Root relaxation: objective -2.131628e-14, 1881 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 (2907 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 [4, 15, 19, 69, 73, 74, 75, 78, 91, 99, 104, 116, 120, 136, 137] edges [(125, 99), (82, 137), (7, 104), (26, 19), (68, 19), (1, 137), (31, 75), (34, 137), (115, 99), (55, 136), (62, 69), (40, 136), (22, 91), (14, 99), (15, 137), (50, 73), (86, 120), (111, 69), (80, 15), (32, 136), (36, 4), (9, 4), (92, 74), (126, 99), (56, 78), (42, 69), (84, 99), (114, 136), (27, 91), (13, 116), (96, 15), (72, 4), (134, 137), (95, 19), (59, 104), (77, 74), (124, 137), (122, 78), (98, 116), (18, 136), (105, 137), (83, 74), (23, 137), (66, 91), (70, 78), (11, 137), (28, 75), (74, 74), (39, 69), (141, 78), (30, 136), (133, 120), (2, 69), (69, 69), (45, 104), (48, 74), (38, 19), (88, 78), (73, 73), (63, 4), (19, 19), (97, 74), (64, 136), (142, 91), (119, 69), (33, 99), (52, 75), (57, 4), (51, 15), (79, 104), (37, 4), (121, 120), (116, 116), (112, 4), (89, 120), (60, 91), (0, 75), (110, 73), (104, 104), (46, 69), (16, 104), (24, 78), (120, 120), (138, 15), (107, 120), (103, 120), (67, 91), (131, 78), (106, 78), (130, 78), (54, 137), (102, 137), (136, 136), (58, 136), (91, 91), (99, 99), (128, 15), (35, 137), (75, 75), (49, 99), (20, 116), (117, 91), (109, 69), (135, 116), (123, 4), (108, 120), (76, 75), (140, 75), (41, 75), (139, 15), (61, 75), (118, 116), (6, 99), (5, 19), (101, 137), (137, 137), (29, 104), (90, 104), (94, 19), (10, 78), (100, 75), (53, 91), (43, 104), (129, 137), (17, 91), (44, 75), (85, 75), (65, 19), (3, 99), (21, 99), (25, 137), (113, 4), (4, 4), (127, 78), (93, 74), (71, 136), (47, 74), (8, 99), (132, 137), (12, 4), (78, 78), (81, 137), (87, 116)] current theta: 0.0817016141416 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 19944 rows and 20086 columns Presolve time: 0.02s Presolved: 649 rows, 649 columns, 1683 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 649 integer (648 binary) Root relaxation: cutoff, 214 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 (214 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: 0.122552421212 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 19438 rows and 19560 columns Presolve time: 0.02s Presolved: 1155 rows, 1175 columns, 3197 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1175 integer (1175 binary) Root relaxation: cutoff, 1399 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 (1399 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: 0.142977824748 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 19150 rows and 19235 columns Presolve time: 0.02s Presolved: 1443 rows, 1500 columns, 4098 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1500 integer (1500 binary) Root relaxation: cutoff, 1754 iterations, 0.03 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 (1754 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: 0.153190526516 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 19018 rows and 19082 columns Presolve time: 0.03s Presolved: 1575 rows, 1653 columns, 4515 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1653 integer (1653 binary) Root relaxation: cutoff, 1900 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 (1900 simplex iterations) in 0.06 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.158296877399 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:03 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18940 rows and 18996 columns Presolve time: 0.03s Presolved: 1653 rows, 1739 columns, 4757 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1739 integer (1739 binary) Root relaxation: cutoff, 1939 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 (1939 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: 0.160850052841 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18914 rows and 18968 columns Presolve time: 0.03s Presolved: 1679 rows, 1767 columns, 4837 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1767 integer (1767 binary) Root relaxation: cutoff, 1898 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 (1898 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: 0.162126640562 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18890 rows and 18941 columns Presolve time: 0.03s Presolved: 1703 rows, 1794 columns, 4912 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1794 integer (1794 binary) Root relaxation: objective 0.000000e+00, 1779 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 (3380 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 [4, 48, 59, 65, 69, 73, 75, 78, 82, 91, 99, 108, 116, 126, 136] edges [(125, 99), (6, 126), (31, 75), (115, 99), (55, 136), (62, 69), (65, 65), (40, 136), (22, 91), (128, 108), (19, 65), (14, 99), (121, 108), (50, 73), (92, 48), (111, 69), (120, 108), (32, 136), (36, 4), (124, 82), (139, 108), (9, 4), (47, 48), (102, 108), (7, 59), (126, 99), (56, 78), (84, 99), (114, 136), (52, 59), (27, 91), (13, 116), (72, 4), (122, 78), (98, 116), (26, 126), (18, 136), (112, 65), (23, 108), (54, 82), (81, 126), (66, 91), (132, 82), (70, 78), (80, 82), (28, 75), (34, 82), (97, 48), (141, 78), (119, 48), (2, 69), (69, 69), (88, 78), (74, 48), (131, 75), (73, 73), (63, 4), (79, 59), (101, 126), (45, 59), (138, 108), (64, 136), (142, 91), (33, 99), (93, 48), (30, 59), (35, 126), (57, 4), (42, 116), (48, 48), (95, 65), (37, 4), (103, 108), (15, 108), (116, 116), (60, 91), (0, 75), (11, 82), (110, 73), (25, 126), (46, 69), (59, 59), (24, 78), (67, 91), (106, 78), (130, 78), (136, 136), (58, 136), (29, 59), (90, 59), (91, 91), (99, 99), (75, 75), (20, 116), (105, 108), (117, 91), (86, 108), (109, 69), (135, 116), (123, 4), (38, 126), (76, 75), (5, 65), (140, 75), (41, 75), (61, 75), (118, 116), (94, 126), (137, 82), (1, 82), (16, 59), (77, 4), (133, 108), (107, 108), (10, 78), (100, 75), (53, 91), (17, 91), (129, 82), (44, 75), (68, 65), (85, 75), (3, 99), (108, 108), (21, 99), (113, 4), (96, 108), (4, 4), (127, 78), (134, 82), (82, 82), (71, 136), (89, 108), (8, 99), (49, 126), (39, 48), (12, 4), (78, 78), (51, 82), (83, 48), (43, 59), (104, 59), (87, 116)] current theta: 0.161488346702 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18902 rows and 18955 columns Presolve time: 0.03s Presolved: 1691 rows, 1780 columns, 4874 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1780 integer (1780 binary) Root relaxation: cutoff, 1963 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 (1963 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: 0.161807493632 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18896 rows and 18947 columns Presolve time: 0.03s Presolved: 1697 rows, 1788 columns, 4894 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1788 integer (1788 binary) Root relaxation: objective 0.000000e+00, 1843 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 (1843 simplex iterations) in 0.08 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, 11, 14, 20, 42, 56, 65, 73, 75, 83, 91, 104, 107, 126, 136] edges [(33, 126), (78, 56), (105, 126), (7, 104), (128, 107), (6, 126), (139, 107), (31, 75), (116, 42), (92, 83), (68, 107), (55, 136), (65, 65), (40, 136), (22, 91), (19, 65), (118, 42), (108, 107), (50, 73), (23, 107), (133, 107), (36, 83), (57, 83), (32, 136), (8, 14), (102, 11), (48, 83), (9, 4), (107, 107), (122, 56), (3, 14), (14, 14), (114, 136), (27, 91), (34, 11), (39, 65), (70, 56), (10, 56), (93, 83), (59, 104), (13, 42), (137, 11), (26, 126), (18, 136), (112, 65), (109, 107), (81, 126), (66, 91), (131, 56), (28, 75), (51, 11), (97, 20), (45, 104), (30, 104), (73, 73), (111, 42), (63, 4), (46, 65), (89, 107), (101, 126), (98, 20), (64, 136), (47, 83), (142, 91), (24, 56), (52, 75), (35, 126), (11, 11), (86, 107), (79, 104), (95, 65), (37, 4), (74, 83), (15, 11), (132, 11), (60, 91), (0, 75), (130, 56), (110, 73), (104, 104), (125, 126), (1, 11), (134, 11), (62, 42), (25, 126), (83, 83), (16, 104), (82, 11), (67, 91), (119, 42), (20, 20), (21, 14), (136, 136), (106, 56), (58, 136), (91, 91), (75, 75), (129, 11), (87, 42), (42, 42), (117, 91), (123, 4), (38, 126), (76, 75), (5, 65), (140, 75), (138, 11), (41, 75), (124, 11), (61, 75), (94, 126), (29, 104), (90, 104), (126, 126), (2, 42), (54, 11), (100, 75), (53, 91), (121, 107), (43, 104), (84, 14), (17, 91), (44, 75), (141, 56), (85, 75), (127, 56), (135, 42), (113, 4), (4, 4), (88, 56), (96, 107), (72, 83), (71, 136), (69, 42), (77, 83), (99, 126), (49, 126), (12, 4), (80, 11), (115, 14), (103, 107), (56, 56), (120, 107)] current theta: 0.161647920167 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18900 rows and 18953 columns Presolve time: 0.03s Presolved: 1693 rows, 1782 columns, 4880 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1782 integer (1782 binary) Root relaxation: cutoff, 165 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 (165 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 [4, 11, 14, 20, 42, 56, 65, 73, 75, 83, 91, 104, 107, 126, 136] edges [(33, 126), (78, 56), (105, 126), (7, 104), (128, 107), (6, 126), (139, 107), (31, 75), (116, 42), (92, 83), (68, 107), (55, 136), (65, 65), (40, 136), (22, 91), (19, 65), (118, 42), (108, 107), (50, 73), (23, 107), (133, 107), (36, 83), (57, 83), (32, 136), (8, 14), (102, 11), (48, 83), (9, 4), (107, 107), (122, 56), (3, 14), (14, 14), (114, 136), (27, 91), (34, 11), (39, 65), (70, 56), (10, 56), (93, 83), (59, 104), (13, 42), (137, 11), (26, 126), (18, 136), (112, 65), (109, 107), (81, 126), (66, 91), (131, 56), (28, 75), (51, 11), (97, 20), (45, 104), (30, 104), (73, 73), (111, 42), (63, 4), (46, 65), (89, 107), (101, 126), (98, 20), (64, 136), (47, 83), (142, 91), (24, 56), (52, 75), (35, 126), (11, 11), (86, 107), (79, 104), (95, 65), (37, 4), (74, 83), (15, 11), (132, 11), (60, 91), (0, 75), (130, 56), (110, 73), (104, 104), (125, 126), (1, 11), (134, 11), (62, 42), (25, 126), (83, 83), (16, 104), (82, 11), (67, 91), (119, 42), (20, 20), (21, 14), (136, 136), (106, 56), (58, 136), (91, 91), (75, 75), (129, 11), (87, 42), (42, 42), (117, 91), (123, 4), (38, 126), (76, 75), (5, 65), (140, 75), (138, 11), (41, 75), (124, 11), (61, 75), (94, 126), (29, 104), (90, 104), (126, 126), (2, 42), (54, 11), (100, 75), (53, 91), (121, 107), (43, 104), (84, 14), (17, 91), (44, 75), (141, 56), (85, 75), (127, 56), (135, 42), (113, 4), (4, 4), (88, 56), (96, 107), (72, 83), (71, 136), (69, 42), (77, 83), (99, 126), (49, 126), (12, 4), (80, 11), (115, 14), (103, 107), (56, 56), (120, 107)] current theta: 0.161568133434 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:39:04 2014 Optimize a model with 20593 rows, 20735 columns and 61633 nonzeros Presolve removed 18902 rows and 18955 columns Presolve time: 0.03s Presolved: 1691 rows, 1780 columns, 4874 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1780 integer (1780 binary) Root relaxation: cutoff, 1963 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 (1963 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 -