current theta: 0.659952523478 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:35 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 6710 rows and 6710 columns Presolve time: 0.23s Presolved: 12197 rows, 12333 columns, 36451 nonzeros Variable types: 0 continuous, 12333 integer (12333 binary) Root relaxation: objective 0.000000e+00, 1634 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 (3216 simplex iterations) in 0.41 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 [24, 29, 34, 77, 79, 93, 96, 102, 110, 113, 118, 123, 127, 129] edges [(121, 110), (68, 118), (19, 34), (34, 93), (135, 110), (18, 113), (43, 110), (123, 77), (32, 79), (98, 34), (117, 24), (29, 110), (2, 34), (106, 96), (96, 96), (82, 79), (30, 96), (25, 110), (86, 93), (49, 113), (81, 110), (127, 129), (71, 96), (77, 77), (12, 110), (58, 93), (78, 24), (53, 77), (122, 110), (129, 96), (31, 110), (128, 96), (38, 77), (105, 96), (44, 96), (104, 34), (113, 77), (74, 96), (33, 79), (64, 79), (16, 113), (83, 102), (91, 110), (75, 24), (103, 102), (52, 79), (3, 110), (89, 96), (1, 29), (8, 24), (126, 24), (101, 96), (63, 93), (62, 110), (70, 96), (115, 34), (55, 34), (134, 96), (111, 96), (46, 93), (125, 79), (17, 77), (124, 96), (94, 118), (14, 110), (40, 93), (112, 123), (9, 96), (59, 110), (69, 110), (119, 96), (0, 34), (50, 96), (97, 96), (4, 96), (120, 110), (79, 79), (73, 34), (66, 34), (76, 79), (90, 110), (84, 118), (95, 96), (39, 34), (24, 24), (27, 79), (23, 77), (15, 77), (20, 96), (61, 77), (7, 118), (116, 113), (37, 77), (118, 77), (60, 34), (67, 96), (132, 96), (80, 96), (109, 96), (47, 110), (28, 93), (26, 110), (35, 96), (114, 96), (110, 110), (10, 113), (88, 96), (48, 96), (41, 113), (6, 79), (85, 77), (100, 110), (57, 96), (99, 96), (5, 77), (36, 79), (56, 24), (93, 79), (21, 79), (42, 93), (22, 77), (54, 123), (133, 77), (108, 24), (131, 96), (45, 29), (13, 96), (65, 96), (130, 96), (87, 77), (136, 79), (107, 96), (51, 118), (92, 77), (102, 79), (11, 29), (72, 29)] current theta: 0.329976261739 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 14156 rows and 14156 columns Presolve time: 0.11s Presolved: 4751 rows, 4887 columns, 14113 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 4887 integer (4887 binary) Root relaxation: objective 0.000000e+00, 1080 iterations, 0.03 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 (2626 simplex iterations) in 0.20 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, 16, 21, 24, 68, 70, 72, 75, 76, 78, 79, 84, 93, 103] edges [(109, 103), (5, 84), (35, 84), (7, 76), (126, 79), (79, 93), (67, 70), (39, 79), (40, 78), (37, 16), (128, 72), (63, 78), (56, 103), (103, 21), (14, 11), (41, 84), (131, 103), (93, 93), (16, 16), (19, 11), (111, 75), (82, 76), (28, 78), (96, 70), (48, 72), (118, 68), (6, 16), (0, 103), (98, 79), (26, 84), (60, 103), (29, 84), (101, 11), (123, 11), (45, 84), (73, 68), (33, 79), (25, 11), (87, 16), (18, 76), (64, 79), (106, 11), (42, 24), (115, 68), (81, 84), (86, 75), (119, 21), (84, 84), (15, 68), (17, 68), (27, 76), (22, 68), (122, 11), (69, 68), (99, 84), (23, 68), (76, 76), (62, 84), (4, 11), (120, 84), (38, 68), (104, 72), (51, 68), (77, 68), (112, 84), (121, 21), (108, 75), (11, 11), (90, 68), (83, 93), (53, 84), (9, 103), (117, 103), (70, 103), (10, 68), (124, 72), (46, 68), (95, 72), (134, 103), (34, 75), (32, 68), (125, 76), (85, 68), (55, 103), (1, 11), (80, 72), (8, 78), (127, 68), (3, 84), (89, 103), (13, 70), (113, 68), (71, 84), (24, 79), (30, 78), (129, 11), (132, 103), (31, 11), (58, 75), (105, 72), (68, 68), (133, 68), (94, 84), (54, 76), (36, 16), (100, 84), (57, 70), (20, 84), (49, 68), (97, 103), (47, 11), (130, 103), (116, 76), (110, 11), (75, 79), (2, 21), (114, 11), (66, 72), (92, 84), (72, 103), (65, 84), (59, 11), (44, 103), (107, 103), (43, 84), (52, 21), (74, 70), (50, 103), (12, 11), (21, 21), (91, 72), (136, 79), (78, 78), (61, 68), (102, 79), (135, 11), (88, 103)] current theta: 0.16498813087 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17220 rows and 17269 columns Presolve time: 0.03s Presolved: 1687 rows, 1774 columns, 4872 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1774 integer (1774 binary) Root relaxation: objective 2.131628e-14, 1724 iterations, 0.03 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 (2800 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 [2, 16, 22, 29, 63, 64, 71, 74, 78, 93, 114, 118, 123, 132] edges [(126, 93), (119, 2), (124, 71), (79, 93), (84, 123), (132, 132), (51, 123), (69, 22), (25, 29), (24, 93), (57, 132), (89, 132), (99, 71), (60, 71), (93, 93), (16, 16), (88, 132), (47, 29), (106, 114), (50, 132), (12, 29), (117, 2), (128, 74), (5, 123), (61, 22), (85, 118), (135, 29), (6, 16), (87, 22), (23, 118), (104, 71), (48, 114), (80, 114), (45, 123), (43, 123), (118, 118), (21, 63), (63, 63), (90, 123), (54, 118), (28, 63), (100, 29), (64, 64), (1, 29), (74, 74), (42, 78), (38, 118), (91, 74), (32, 16), (44, 132), (136, 64), (13, 74), (113, 118), (116, 16), (10, 123), (27, 16), (127, 123), (39, 64), (86, 78), (52, 2), (102, 93), (3, 29), (22, 22), (97, 114), (58, 63), (8, 78), (17, 22), (59, 71), (9, 132), (110, 29), (33, 93), (82, 64), (7, 16), (105, 114), (0, 114), (65, 114), (92, 123), (30, 63), (94, 123), (134, 132), (46, 16), (53, 123), (40, 63), (71, 2), (35, 71), (112, 29), (98, 64), (55, 71), (129, 114), (29, 29), (36, 16), (123, 123), (121, 2), (108, 63), (96, 74), (107, 114), (109, 132), (95, 74), (72, 74), (81, 29), (66, 114), (49, 22), (34, 63), (131, 132), (75, 78), (4, 114), (26, 22), (120, 29), (18, 16), (14, 71), (31, 29), (68, 22), (133, 118), (15, 118), (76, 64), (130, 132), (67, 132), (19, 114), (103, 2), (73, 123), (20, 71), (115, 123), (56, 71), (122, 29), (114, 114), (83, 64), (2, 71), (125, 64), (78, 78), (111, 2), (101, 114), (11, 29), (77, 118), (62, 71), (41, 123), (37, 123), (70, 132)] current theta: 0.0824940654348 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 18246 rows and 18382 columns Presolve time: 0.02s Presolved: 661 rows, 661 columns, 1723 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 661 integer (660 binary) Root relaxation: cutoff, 283 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 (283 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: 0.123741098152 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17814 rows and 17923 columns Presolve time: 0.02s Presolved: 1093 rows, 1120 columns, 3030 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1120 integer (1120 binary) Root relaxation: cutoff, 1144 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 (1144 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: 0.144364614511 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17504 rows and 17582 columns Presolve time: 0.02s Presolved: 1403 rows, 1461 columns, 3991 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1461 integer (1461 binary) Root relaxation: cutoff, 1566 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 (1566 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: 0.15467637269 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17370 rows and 17433 columns Presolve time: 0.02s Presolved: 1537 rows, 1610 columns, 4408 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1610 integer (1610 binary) Root relaxation: cutoff, 1569 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 (1569 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: 0.15983225178 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:36 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17294 rows and 17350 columns Presolve time: 0.03s Presolved: 1613 rows, 1693 columns, 4643 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1693 integer (1693 binary) Root relaxation: objective 0.000000e+00, 1661 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 (2713 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 [2, 16, 22, 24, 29, 44, 63, 73, 74, 78, 114, 118, 124, 125] edges [(119, 2), (98, 125), (56, 2), (76, 125), (131, 44), (83, 125), (69, 22), (25, 29), (16, 16), (92, 73), (47, 29), (106, 114), (132, 44), (12, 29), (71, 124), (117, 2), (128, 74), (78, 24), (61, 22), (20, 124), (85, 118), (135, 29), (6, 16), (125, 125), (87, 22), (23, 118), (107, 124), (2, 2), (84, 73), (35, 124), (7, 125), (48, 114), (19, 124), (80, 114), (96, 44), (118, 118), (0, 124), (21, 63), (94, 29), (63, 63), (54, 118), (53, 73), (28, 63), (93, 24), (100, 29), (14, 124), (1, 29), (8, 24), (74, 74), (124, 124), (114, 124), (42, 78), (38, 118), (50, 44), (91, 74), (32, 16), (73, 73), (123, 73), (67, 44), (13, 74), (113, 118), (116, 16), (27, 16), (86, 78), (82, 125), (52, 2), (136, 125), (88, 44), (109, 74), (3, 29), (39, 24), (60, 2), (79, 24), (115, 73), (37, 73), (22, 22), (97, 114), (58, 63), (17, 22), (89, 74), (110, 29), (105, 114), (134, 44), (51, 73), (9, 44), (65, 114), (102, 24), (18, 125), (24, 24), (129, 124), (30, 63), (46, 16), (64, 125), (112, 124), (40, 63), (29, 29), (36, 16), (99, 124), (121, 2), (108, 63), (44, 44), (95, 74), (72, 74), (81, 29), (66, 114), (49, 22), (41, 73), (55, 124), (34, 63), (75, 78), (4, 114), (130, 44), (126, 78), (10, 73), (26, 22), (120, 29), (31, 29), (68, 22), (133, 118), (15, 118), (62, 124), (33, 78), (103, 2), (122, 29), (57, 44), (45, 29), (70, 44), (43, 73), (127, 73), (90, 73), (111, 2), (59, 124), (101, 114), (5, 73), (11, 29), (104, 124), (77, 118)] current theta: 0.157254312235 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17326 rows and 17385 columns Presolve time: 0.03s Presolved: 1581 rows, 1658 columns, 4544 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1658 integer (1658 binary) Root relaxation: cutoff, 1606 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 (1606 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: 0.158543282007 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17310 rows and 17368 columns Presolve time: 0.03s Presolved: 1597 rows, 1675 columns, 4593 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1675 integer (1675 binary) Root relaxation: cutoff, 1729 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 (1729 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: 0.159187766894 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17302 rows and 17358 columns Presolve time: 0.03s Presolved: 1605 rows, 1685 columns, 4619 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1685 integer (1685 binary) Root relaxation: cutoff, 1741 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 (1741 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: 0.159510009337 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17298 rows and 17354 columns Presolve time: 0.03s Presolved: 1609 rows, 1689 columns, 4631 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1689 integer (1689 binary) Root relaxation: cutoff, 57 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 (57 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 [2, 16, 22, 24, 29, 44, 63, 73, 74, 78, 114, 118, 124, 125] edges [(119, 2), (98, 125), (56, 2), (76, 125), (131, 44), (83, 125), (69, 22), (25, 29), (16, 16), (92, 73), (47, 29), (106, 114), (132, 44), (12, 29), (71, 124), (117, 2), (128, 74), (78, 24), (61, 22), (20, 124), (85, 118), (135, 29), (6, 16), (125, 125), (87, 22), (23, 118), (107, 124), (2, 2), (84, 73), (35, 124), (7, 125), (48, 114), (19, 124), (80, 114), (96, 44), (118, 118), (0, 124), (21, 63), (94, 29), (63, 63), (54, 118), (53, 73), (28, 63), (93, 24), (100, 29), (14, 124), (1, 29), (8, 24), (74, 74), (124, 124), (114, 124), (42, 78), (38, 118), (50, 44), (91, 74), (32, 16), (73, 73), (123, 73), (67, 44), (13, 74), (113, 118), (116, 16), (27, 16), (86, 78), (82, 125), (52, 2), (136, 125), (88, 44), (109, 74), (3, 29), (39, 24), (60, 2), (79, 24), (115, 73), (37, 73), (22, 22), (97, 114), (58, 63), (17, 22), (89, 74), (110, 29), (105, 114), (134, 44), (51, 73), (9, 44), (65, 114), (102, 24), (18, 125), (24, 24), (129, 124), (30, 63), (46, 16), (64, 125), (112, 124), (40, 63), (29, 29), (36, 16), (99, 124), (121, 2), (108, 63), (44, 44), (95, 74), (72, 74), (81, 29), (66, 114), (49, 22), (41, 73), (55, 124), (34, 63), (75, 78), (4, 114), (130, 44), (126, 78), (10, 73), (26, 22), (120, 29), (31, 29), (68, 22), (133, 118), (15, 118), (62, 124), (33, 78), (103, 2), (122, 29), (57, 44), (45, 29), (70, 44), (43, 73), (127, 73), (90, 73), (111, 2), (59, 124), (101, 114), (5, 73), (11, 29), (104, 124), (77, 118)] current theta: 0.159348888115 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17298 rows and 17354 columns Presolve time: 0.03s Presolved: 1609 rows, 1689 columns, 4631 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1689 integer (1689 binary) Root relaxation: cutoff, 57 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 (57 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 [2, 16, 22, 24, 29, 44, 63, 73, 74, 78, 114, 118, 124, 125] edges [(119, 2), (98, 125), (56, 2), (76, 125), (131, 44), (83, 125), (69, 22), (25, 29), (16, 16), (92, 73), (47, 29), (106, 114), (132, 44), (12, 29), (71, 124), (117, 2), (128, 74), (78, 24), (61, 22), (20, 124), (85, 118), (135, 29), (6, 16), (125, 125), (87, 22), (23, 118), (107, 124), (2, 2), (84, 73), (35, 124), (7, 125), (48, 114), (19, 124), (80, 114), (96, 44), (118, 118), (0, 124), (21, 63), (94, 29), (63, 63), (54, 118), (53, 73), (28, 63), (93, 24), (100, 29), (14, 124), (1, 29), (8, 24), (74, 74), (124, 124), (114, 124), (42, 78), (38, 118), (50, 44), (91, 74), (32, 16), (73, 73), (123, 73), (67, 44), (13, 74), (113, 118), (116, 16), (27, 16), (86, 78), (82, 125), (52, 2), (136, 125), (88, 44), (109, 74), (3, 29), (39, 24), (60, 2), (79, 24), (115, 73), (37, 73), (22, 22), (97, 114), (58, 63), (17, 22), (89, 74), (110, 29), (105, 114), (134, 44), (51, 73), (9, 44), (65, 114), (102, 24), (18, 125), (24, 24), (129, 124), (30, 63), (46, 16), (64, 125), (112, 124), (40, 63), (29, 29), (36, 16), (99, 124), (121, 2), (108, 63), (44, 44), (95, 74), (72, 74), (81, 29), (66, 114), (49, 22), (41, 73), (55, 124), (34, 63), (75, 78), (4, 114), (130, 44), (126, 78), (10, 73), (26, 22), (120, 29), (31, 29), (68, 22), (133, 118), (15, 118), (62, 124), (33, 78), (103, 2), (122, 29), (57, 44), (45, 29), (70, 44), (43, 73), (127, 73), (90, 73), (111, 2), (59, 124), (101, 114), (5, 73), (11, 29), (104, 124), (77, 118)] current theta: 0.159268327504 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:18:37 2014 Optimize a model with 18907 rows, 19043 columns and 56581 nonzeros Presolve removed 17302 rows and 17358 columns Presolve time: 0.03s Presolved: 1605 rows, 1685 columns, 4619 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1685 integer (1685 binary) Root relaxation: cutoff, 1741 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 (1741 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 -