current theta: 0.673103750187 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:30:58 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 9892 rows and 9892 columns Presolve time: 0.61s Presolved: 23781 rows, 23963 columns, 71157 nonzeros Variable types: 0 continuous, 23963 integer (23963 binary) Root relaxation: objective 0.000000e+00, 2012 iterations, 0.08 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 (3930 simplex iterations) in 0.80 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, 33, 35, 42, 79, 81, 86, 89, 97, 101, 105, 108, 110, 118, 139, 159, 162, 173, 179] edges [(137, 118), (81, 179), (98, 179), (88, 179), (58, 179), (107, 179), (142, 118), (128, 110), (117, 179), (164, 118), (95, 179), (19, 179), (166, 179), (176, 179), (67, 179), (103, 179), (22, 118), (102, 179), (130, 110), (105, 105), (29, 179), (180, 118), (172, 108), (152, 179), (154, 179), (30, 179), (40, 179), (76, 179), (173, 179), (165, 110), (96, 179), (160, 179), (157, 110), (90, 179), (54, 179), (131, 179), (45, 179), (9, 179), (24, 179), (175, 179), (35, 179), (92, 179), (168, 179), (64, 179), (139, 179), (85, 179), (100, 179), (132, 118), (0, 110), (32, 118), (36, 105), (7, 179), (2, 179), (145, 179), (52, 110), (71, 179), (72, 118), (59, 105), (163, 179), (43, 101), (73, 179), (116, 105), (124, 179), (118, 179), (156, 179), (181, 118), (12, 179), (48, 118), (6, 179), (153, 179), (57, 179), (125, 118), (63, 179), (15, 110), (170, 179), (135, 179), (66, 105), (112, 179), (106, 179), (75, 118), (51, 110), (144, 105), (123, 179), (134, 179), (101, 118), (83, 179), (74, 179), (25, 105), (109, 179), (26, 118), (62, 179), (178, 179), (121, 179), (4, 179), (18, 179), (97, 97), (127, 110), (47, 173), (79, 97), (21, 173), (179, 179), (147, 179), (49, 118), (111, 179), (89, 179), (94, 105), (61, 179), (104, 179), (115, 179), (13, 179), (42, 118), (28, 179), (113, 110), (91, 110), (110, 97), (37, 97), (174, 179), (158, 110), (99, 179), (16, 105), (87, 179), (23, 179), (68, 97), (167, 179), (136, 179), (114, 118), (77, 179), (80, 179), (50, 179), (143, 179), (146, 118), (161, 110), (8, 108), (159, 97), (169, 179), (129, 179), (11, 179), (5, 179), (84, 101), (151, 179), (155, 179), (31, 179), (1, 97), (17, 118), (65, 179), (53, 105), (39, 97), (122, 179), (133, 179), (150, 179), (10, 179), (56, 110), (55, 179), (177, 179), (69, 179), (70, 97), (149, 118), (82, 97), (44, 110), (33, 86), (126, 179), (140, 179), (3, 179), (138, 179), (20, 179), (14, 179), (34, 179), (60, 179), (41, 110), (93, 179), (46, 79), (78, 179), (108, 179), (119, 179), (86, 97), (141, 179), (120, 179), (27, 173), (182, 179), (162, 179), (38, 179), (148, 179), (171, 179)] current theta: 0.336551875093 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:30:59 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 24752 rows and 24752 columns Presolve time: 0.27s Presolved: 8921 rows, 9103 columns, 26577 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 9103 integer (9103 binary) Root relaxation: objective 0.000000e+00, 1352 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 (2296 simplex iterations) in 0.34 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, 16, 21, 33, 46, 55, 79, 105, 110, 118, 126, 144, 145, 150, 159, 166, 169, 178, 180] edges [(178, 150), (31, 178), (155, 169), (61, 180), (134, 169), (140, 180), (17, 180), (162, 21), (160, 118), (22, 180), (157, 166), (129, 169), (10, 180), (50, 180), (72, 180), (0, 166), (19, 180), (124, 178), (163, 180), (63, 180), (93, 46), (83, 180), (137, 180), (69, 178), (108, 178), (73, 180), (15, 159), (159, 159), (128, 166), (94, 166), (105, 144), (56, 166), (60, 169), (126, 180), (152, 118), (123, 180), (127, 169), (34, 169), (161, 169), (147, 180), (120, 180), (101, 180), (35, 150), (98, 180), (171, 178), (18, 178), (48, 180), (84, 166), (95, 180), (142, 180), (38, 180), (52, 110), (26, 180), (117, 178), (145, 178), (151, 178), (104, 178), (103, 180), (121, 180), (32, 180), (13, 180), (179, 180), (165, 180), (27, 110), (180, 180), (144, 166), (43, 166), (166, 180), (58, 180), (21, 145), (170, 178), (172, 145), (89, 180), (29, 178), (90, 180), (139, 145), (141, 180), (33, 79), (41, 169), (106, 150), (40, 180), (99, 180), (182, 178), (96, 180), (133, 21), (59, 166), (107, 166), (110, 159), (5, 169), (88, 169), (114, 180), (175, 178), (168, 180), (64, 180), (1, 79), (85, 178), (66, 166), (82, 79), (113, 169), (122, 178), (2, 118), (47, 169), (150, 178), (28, 150), (70, 79), (16, 166), (71, 169), (125, 180), (51, 166), (112, 118), (3, 118), (158, 159), (136, 150), (42, 150), (91, 79), (77, 150), (135, 180), (67, 178), (49, 180), (68, 159), (20, 178), (6, 180), (65, 118), (119, 180), (97, 79), (92, 178), (8, 169), (80, 169), (4, 180), (44, 159), (78, 180), (14, 79), (87, 178), (138, 166), (169, 178), (45, 178), (181, 180), (164, 180), (176, 3), (143, 150), (156, 178), (75, 180), (86, 169), (74, 180), (146, 180), (116, 159), (81, 145), (111, 178), (102, 178), (115, 178), (37, 79), (118, 118), (173, 145), (131, 180), (154, 178), (30, 178), (177, 150), (76, 178), (174, 180), (130, 166), (25, 166), (55, 166), (153, 178), (39, 79), (23, 178), (57, 178), (79, 46), (167, 178), (9, 169), (62, 178), (149, 180), (54, 180), (148, 178), (24, 178), (7, 180), (53, 180), (12, 46), (132, 180), (46, 169), (36, 166), (109, 150), (100, 178), (11, 178)] current theta: 0.168275937547 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:00 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 30920 rows and 30948 columns Presolve time: 0.05s Presolved: 2753 rows, 2907 columns, 8045 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2907 integer (2907 binary) Root relaxation: objective 0.000000e+00, 2256 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 (3543 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 [52, 66, 79, 80, 91, 98, 102, 104, 112, 124, 126, 127, 132, 165, 169, 173, 179, 181, 182] edges [(66, 66), (163, 169), (102, 104), (158, 91), (28, 104), (14, 80), (161, 52), (117, 179), (11, 182), (144, 66), (57, 169), (133, 182), (83, 126), (155, 80), (13, 181), (112, 112), (3, 112), (49, 132), (146, 181), (105, 66), (176, 179), (32, 98), (8, 52), (92, 124), (82, 127), (18, 169), (2, 112), (127, 127), (164, 126), (109, 102), (170, 104), (65, 112), (153, 182), (151, 173), (141, 181), (121, 126), (36, 66), (96, 179), (90, 179), (113, 127), (166, 126), (98, 98), (94, 91), (34, 169), (181, 181), (74, 165), (171, 104), (139, 173), (75, 181), (35, 102), (134, 80), (136, 112), (59, 126), (169, 80), (16, 66), (7, 179), (78, 181), (116, 91), (10, 98), (61, 98), (172, 182), (167, 102), (44, 91), (118, 112), (173, 173), (43, 66), (114, 132), (95, 112), (178, 102), (125, 181), (46, 127), (120, 169), (129, 91), (79, 79), (12, 52), (60, 127), (157, 91), (135, 179), (33, 79), (31, 173), (52, 52), (123, 179), (142, 132), (26, 132), (25, 66), (99, 126), (106, 124), (175, 182), (17, 132), (148, 173), (19, 112), (108, 173), (131, 126), (126, 126), (6, 80), (29, 102), (88, 169), (160, 112), (1, 79), (54, 181), (48, 181), (68, 79), (21, 173), (179, 179), (45, 182), (86, 127), (53, 165), (80, 80), (89, 179), (87, 104), (132, 132), (159, 79), (140, 181), (70, 79), (51, 66), (180, 181), (50, 181), (15, 91), (27, 52), (22, 132), (128, 165), (103, 165), (24, 169), (85, 124), (165, 165), (77, 102), (81, 173), (182, 182), (147, 181), (97, 79), (64, 126), (71, 80), (38, 165), (130, 165), (162, 182), (107, 165), (149, 181), (122, 104), (20, 102), (91, 91), (84, 66), (152, 124), (143, 112), (30, 98), (47, 127), (42, 98), (111, 124), (41, 91), (0, 165), (145, 182), (40, 165), (150, 179), (115, 104), (62, 104), (93, 52), (5, 91), (63, 181), (69, 98), (37, 79), (177, 179), (67, 182), (154, 124), (76, 182), (58, 98), (124, 124), (73, 181), (23, 182), (174, 126), (110, 79), (72, 132), (56, 91), (39, 79), (104, 102), (168, 132), (156, 169), (9, 169), (119, 179), (138, 126), (4, 66), (137, 132), (100, 104), (55, 66), (101, 181)] current theta: 0.0841379687733 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:00 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 32654 rows and 32835 columns Presolve time: 0.03s Presolved: 1019 rows, 1020 columns, 2698 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1020 integer (1019 binary) Root relaxation: cutoff, 1249 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 (1249 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: 0.12620695316 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:00 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31942 rows and 32063 columns Presolve time: 0.03s Presolved: 1731 rows, 1792 columns, 4886 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1792 integer (1792 binary) Root relaxation: cutoff, 2233 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 (2233 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: 0.147241445353 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:00 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31488 rows and 31555 columns Presolve time: 0.04s Presolved: 2185 rows, 2300 columns, 6302 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2300 integer (2300 binary) Root relaxation: objective 0.000000e+00, 2563 iterations, 0.10 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 (3886 simplex iterations) in 0.18 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 [8, 15, 57, 71, 76, 79, 83, 86, 87, 95, 109, 119, 136, 142, 144, 150, 165, 173, 181] edges [(44, 15), (179, 119), (127, 86), (22, 142), (67, 109), (174, 165), (123, 119), (71, 71), (178, 109), (141, 119), (91, 15), (164, 83), (13, 181), (149, 142), (86, 86), (36, 144), (176, 136), (4, 165), (18, 57), (132, 142), (162, 76), (69, 109), (55, 165), (154, 150), (151, 173), (3, 136), (97, 86), (115, 150), (34, 71), (134, 71), (90, 150), (105, 144), (106, 136), (16, 144), (85, 150), (92, 150), (100, 87), (155, 71), (169, 57), (177, 136), (181, 181), (122, 87), (98, 142), (139, 173), (113, 86), (75, 181), (28, 109), (153, 173), (64, 83), (74, 142), (78, 181), (23, 76), (102, 109), (146, 83), (109, 109), (99, 165), (150, 150), (104, 87), (173, 173), (11, 173), (126, 83), (89, 119), (32, 142), (143, 95), (129, 71), (125, 181), (56, 15), (131, 83), (79, 79), (0, 15), (83, 83), (6, 71), (33, 79), (31, 173), (172, 76), (145, 76), (38, 83), (135, 119), (66, 144), (62, 150), (10, 142), (167, 109), (108, 173), (163, 71), (96, 119), (133, 76), (119, 119), (121, 83), (72, 142), (1, 79), (111, 150), (48, 181), (68, 79), (112, 95), (168, 142), (80, 71), (49, 142), (116, 15), (82, 79), (19, 95), (45, 173), (114, 109), (21, 173), (117, 150), (35, 87), (53, 165), (159, 79), (140, 181), (171, 150), (42, 109), (70, 79), (12, 76), (136, 136), (180, 181), (2, 136), (50, 181), (65, 95), (158, 15), (128, 165), (156, 57), (148, 87), (24, 57), (103, 165), (165, 165), (27, 8), (81, 173), (30, 109), (84, 144), (29, 87), (7, 119), (47, 86), (14, 71), (147, 181), (52, 8), (118, 136), (88, 86), (130, 165), (107, 165), (110, 86), (87, 87), (137, 119), (124, 150), (46, 86), (59, 144), (166, 165), (152, 136), (157, 15), (58, 71), (40, 165), (25, 144), (77, 109), (57, 57), (9, 71), (54, 119), (51, 165), (175, 76), (15, 15), (20, 87), (76, 76), (17, 142), (63, 95), (5, 71), (138, 144), (73, 181), (61, 142), (144, 144), (37, 86), (41, 71), (170, 87), (60, 86), (39, 79), (95, 95), (160, 95), (93, 8), (182, 76), (43, 144), (161, 76), (94, 165), (101, 95), (142, 142), (8, 8), (26, 142), (120, 71)] current theta: 0.136724199257 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:01 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31724 rows and 31812 columns Presolve time: 0.04s Presolved: 1949 rows, 2043 columns, 5573 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2043 integer (2043 binary) Root relaxation: cutoff, 2523 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 (2523 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: 0.141982822305 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:01 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31606 rows and 31683 columns Presolve time: 0.04s Presolved: 2067 rows, 2172 columns, 5938 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2172 integer (2172 binary) Root relaxation: cutoff, 2651 iterations, 0.09 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 (2651 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.144612133829 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:01 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31538 rows and 31608 columns Presolve time: 0.04s Presolved: 2135 rows, 2247 columns, 6149 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2247 integer (2247 binary) Root relaxation: cutoff, 2709 iterations, 0.09 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 (2709 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.145926789591 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:01 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31510 rows and 31578 columns Presolve time: 0.04s Presolved: 2163 rows, 2277 columns, 6235 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2277 integer (2277 binary) Root relaxation: cutoff, 2526 iterations, 0.09 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 (2526 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.146584117472 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:02 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31504 rows and 31572 columns Presolve time: 0.04s Presolved: 2169 rows, 2283 columns, 6253 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2283 integer (2283 binary) Root relaxation: cutoff, 2607 iterations, 0.10 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 (2607 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.146912781413 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:02 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31494 rows and 31561 columns Presolve time: 0.04s Presolved: 2179 rows, 2294 columns, 6284 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2294 integer (2294 binary) Root relaxation: cutoff, 2625 iterations, 0.09 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 (2625 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.147077113383 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:02 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31488 rows and 31555 columns Presolve time: 0.04s Presolved: 2185 rows, 2300 columns, 6302 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 2300 integer (2300 binary) Root relaxation: cutoff, 68 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 (68 simplex iterations) in 0.05 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 [8, 15, 57, 71, 76, 79, 83, 86, 87, 95, 109, 119, 136, 142, 144, 150, 165, 173, 181] edges [(44, 15), (179, 119), (127, 86), (22, 142), (67, 109), (174, 165), (123, 119), (71, 71), (178, 109), (141, 119), (91, 15), (164, 83), (13, 181), (149, 142), (86, 86), (36, 144), (176, 136), (4, 165), (18, 57), (132, 142), (162, 76), (69, 109), (55, 165), (154, 150), (151, 173), (3, 136), (97, 86), (115, 150), (34, 71), (134, 71), (90, 150), (105, 144), (106, 136), (16, 144), (85, 150), (92, 150), (100, 87), (155, 71), (169, 57), (177, 136), (181, 181), (122, 87), (98, 142), (139, 173), (113, 86), (75, 181), (28, 109), (153, 173), (64, 83), (74, 142), (78, 181), (23, 76), (102, 109), (146, 83), (109, 109), (99, 165), (150, 150), (104, 87), (173, 173), (11, 173), (126, 83), (89, 119), (32, 142), (143, 95), (129, 71), (125, 181), (56, 15), (131, 83), (79, 79), (0, 15), (83, 83), (6, 71), (33, 79), (31, 173), (172, 76), (145, 76), (38, 83), (135, 119), (66, 144), (62, 150), (10, 142), (167, 109), (108, 173), (163, 71), (96, 119), (133, 76), (119, 119), (121, 83), (72, 142), (1, 79), (111, 150), (48, 181), (68, 79), (112, 95), (168, 142), (80, 71), (49, 142), (116, 15), (82, 79), (19, 95), (45, 173), (114, 109), (21, 173), (117, 150), (35, 87), (53, 165), (159, 79), (140, 181), (171, 150), (42, 109), (70, 79), (12, 76), (136, 136), (180, 181), (2, 136), (50, 181), (65, 95), (158, 15), (128, 165), (156, 57), (148, 87), (24, 57), (103, 165), (165, 165), (27, 8), (81, 173), (30, 109), (84, 144), (29, 87), (7, 119), (47, 86), (14, 71), (147, 181), (52, 8), (118, 136), (88, 86), (130, 165), (107, 165), (110, 86), (87, 87), (137, 119), (124, 150), (46, 86), (59, 144), (166, 165), (152, 136), (157, 15), (58, 71), (40, 165), (25, 144), (77, 109), (57, 57), (9, 71), (54, 119), (51, 165), (175, 76), (15, 15), (20, 87), (76, 76), (17, 142), (63, 95), (5, 71), (138, 144), (73, 181), (61, 142), (144, 144), (37, 86), (41, 71), (170, 87), (60, 86), (39, 79), (95, 95), (160, 95), (93, 8), (182, 76), (43, 144), (161, 76), (94, 165), (101, 95), (142, 142), (8, 8), (26, 142), (120, 71)] current theta: 0.146994947398 Gurobi 5.6.3 (linux64) logging started Wed Oct 8 01:31:02 2014 Optimize a model with 33673 rows, 33855 columns and 100833 nonzeros Presolve removed 31492 rows and 31559 columns Presolve time: 0.04s Presolved: 2181 rows, 2296 columns, 6290 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2296 integer (2296 binary) Root relaxation: cutoff, 2539 iterations, 0.08 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 (2539 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -