current theta: 0.692138181635 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:55 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 5540 rows and 5540 columns Presolve time: 0.29s Presolved: 13921 rows, 14059 columns, 41621 nonzeros Variable types: 0 continuous, 14059 integer (14059 binary) Root relaxation: objective 0.000000e+00, 1324 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 (2938 simplex iterations) in 0.44 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 [1, 13, 18, 20, 36, 40, 48, 75, 91, 115, 119, 123, 125, 128] edges [(19, 91), (113, 75), (110, 119), (75, 91), (81, 40), (51, 123), (31, 125), (35, 91), (98, 123), (76, 91), (127, 13), (14, 91), (93, 119), (17, 75), (59, 75), (33, 1), (58, 40), (85, 119), (131, 13), (69, 91), (106, 91), (46, 119), (111, 91), (24, 13), (4, 13), (43, 48), (134, 75), (100, 91), (108, 123), (68, 125), (133, 123), (67, 119), (135, 75), (57, 1), (77, 128), (84, 75), (9, 128), (73, 75), (15, 40), (130, 91), (2, 1), (66, 13), (5, 1), (38, 128), (136, 123), (25, 91), (10, 119), (34, 119), (132, 48), (30, 13), (48, 75), (78, 91), (82, 40), (50, 91), (97, 13), (6, 91), (120, 1), (52, 119), (71, 91), (72, 128), (94, 119), (116, 18), (103, 125), (115, 75), (20, 75), (74, 119), (112, 91), (60, 91), (114, 75), (54, 48), (29, 1), (105, 75), (125, 75), (27, 20), (137, 75), (44, 48), (128, 123), (63, 91), (118, 1), (26, 91), (49, 91), (91, 91), (124, 91), (79, 1), (117, 48), (80, 18), (56, 91), (55, 119), (104, 91), (101, 48), (11, 1), (107, 91), (92, 1), (7, 40), (53, 1), (32, 125), (3, 91), (87, 91), (62, 20), (13, 123), (121, 1), (61, 1), (65, 128), (23, 13), (129, 119), (122, 91), (42, 123), (16, 75), (95, 119), (45, 48), (18, 119), (138, 91), (41, 119), (102, 119), (36, 48), (109, 119), (47, 20), (88, 91), (90, 119), (8, 91), (40, 1), (12, 123), (1, 1), (86, 91), (119, 1), (28, 91), (37, 20), (64, 13), (70, 119), (22, 1), (96, 119), (39, 91), (21, 20), (89, 13), (83, 20), (99, 128), (126, 18), (123, 115), (0, 91)] current theta: 0.346069090818 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 14210 rows and 14210 columns Presolve time: 0.12s Presolved: 5251 rows, 5389 columns, 15611 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 5389 integer (5389 binary) Root relaxation: objective 0.000000e+00, 1287 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 (2525 simplex iterations) in 0.22 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 [13, 40, 43, 67, 75, 77, 108, 119, 125, 130, 131, 135, 136, 138] edges [(104, 130), (38, 119), (37, 135), (103, 77), (129, 108), (11, 108), (53, 108), (55, 136), (7, 119), (52, 136), (21, 130), (61, 138), (90, 40), (54, 135), (117, 75), (135, 125), (6, 130), (91, 135), (15, 136), (114, 77), (93, 119), (36, 119), (118, 40), (83, 135), (84, 136), (73, 119), (131, 131), (85, 119), (87, 75), (108, 138), (92, 75), (50, 130), (71, 135), (59, 77), (115, 138), (25, 77), (121, 40), (77, 130), (128, 77), (44, 119), (0, 130), (109, 108), (74, 40), (67, 119), (116, 75), (18, 136), (39, 77), (60, 130), (63, 119), (138, 77), (14, 135), (113, 135), (122, 75), (127, 131), (3, 77), (119, 75), (10, 119), (111, 135), (98, 108), (112, 77), (82, 40), (48, 119), (56, 131), (132, 130), (34, 135), (94, 119), (49, 67), (19, 77), (65, 136), (1, 40), (13, 131), (46, 40), (101, 75), (137, 138), (64, 131), (97, 108), (99, 108), (43, 135), (88, 131), (106, 108), (69, 136), (16, 135), (105, 75), (62, 119), (70, 136), (22, 119), (31, 135), (136, 136), (45, 75), (81, 136), (24, 135), (124, 131), (27, 131), (8, 77), (58, 75), (80, 75), (17, 119), (33, 77), (32, 135), (123, 131), (51, 136), (130, 77), (125, 135), (9, 77), (5, 108), (47, 135), (72, 135), (134, 125), (20, 135), (126, 119), (42, 13), (28, 135), (79, 40), (110, 108), (30, 131), (66, 136), (41, 119), (100, 135), (57, 131), (68, 135), (78, 75), (75, 130), (86, 130), (120, 131), (76, 135), (29, 136), (95, 40), (23, 131), (133, 136), (2, 108), (107, 77), (89, 108), (96, 119), (4, 136), (102, 135), (26, 77), (12, 40), (35, 77), (40, 40)] current theta: 0.173034545409 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17660 rows and 17706 columns Presolve time: 0.03s Presolved: 1801 rows, 1893 columns, 5215 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1893 integer (1893 binary) Root relaxation: objective 0.000000e+00, 1821 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 (2853 simplex iterations) in 0.11 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 [18, 24, 46, 52, 71, 86, 87, 95, 99, 114, 117, 128, 132, 133] edges [(83, 132), (58, 117), (28, 86), (70, 133), (53, 52), (36, 117), (91, 132), (132, 132), (69, 133), (100, 132), (120, 99), (49, 86), (110, 133), (129, 133), (95, 95), (77, 114), (116, 117), (117, 117), (13, 128), (21, 87), (4, 99), (44, 117), (71, 71), (68, 87), (6, 117), (67, 117), (40, 46), (45, 86), (85, 117), (11, 99), (27, 114), (128, 128), (61, 133), (63, 117), (76, 87), (74, 52), (42, 128), (66, 133), (78, 87), (80, 117), (108, 133), (64, 99), (55, 86), (119, 117), (86, 86), (121, 46), (92, 18), (3, 114), (106, 133), (29, 99), (9, 71), (88, 114), (126, 52), (56, 128), (48, 117), (136, 95), (12, 95), (89, 133), (127, 128), (22, 18), (19, 128), (17, 18), (37, 86), (125, 132), (30, 114), (5, 99), (54, 86), (38, 133), (8, 128), (75, 87), (124, 128), (51, 133), (82, 95), (93, 117), (94, 117), (107, 24), (97, 99), (32, 132), (31, 132), (104, 86), (59, 133), (1, 95), (46, 46), (47, 87), (112, 71), (0, 114), (2, 52), (26, 71), (24, 24), (122, 117), (72, 132), (99, 99), (134, 132), (62, 117), (34, 132), (7, 18), (138, 114), (14, 87), (52, 52), (81, 99), (130, 24), (102, 87), (118, 95), (79, 46), (109, 95), (103, 114), (135, 132), (23, 99), (35, 128), (39, 128), (18, 18), (20, 132), (98, 99), (16, 24), (65, 99), (73, 117), (25, 133), (105, 87), (50, 114), (15, 95), (90, 46), (101, 117), (137, 133), (43, 87), (87, 87), (33, 133), (84, 133), (96, 18), (41, 117), (123, 128), (114, 114), (133, 133), (131, 128), (60, 114), (57, 128), (115, 133), (10, 117), (113, 132), (111, 87)] current theta: 0.0865172727044 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 18776 rows and 18914 columns Presolve time: 0.02s Presolved: 685 rows, 685 columns, 1785 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 685 integer (684 binary) Root relaxation: cutoff, 814 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 (814 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: 0.129775909057 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 18314 rows and 18426 columns Presolve time: 0.02s Presolved: 1147 rows, 1173 columns, 3189 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1173 integer (1173 binary) Root relaxation: cutoff, 1247 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 (1247 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: 0.151405227233 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 18006 rows and 18084 columns Presolve time: 0.02s Presolved: 1455 rows, 1515 columns, 4145 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1515 integer (1515 binary) Root relaxation: cutoff, 1600 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 (1600 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: 0.162219886321 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17850 rows and 17912 columns Presolve time: 0.03s Presolved: 1611 rows, 1687 columns, 4629 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1687 integer (1687 binary) Root relaxation: cutoff, 1840 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 (1840 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: 0.167627215865 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:56 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17766 rows and 17818 columns Presolve time: 0.03s Presolved: 1695 rows, 1781 columns, 4891 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1781 integer (1781 binary) Root relaxation: cutoff, 2048 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 (2048 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: 0.170330880637 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:57 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17714 rows and 17763 columns Presolve time: 0.03s Presolved: 1747 rows, 1836 columns, 5050 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1836 integer (1836 binary) Root relaxation: objective 7.105427e-15, 2000 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 (3129 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 [1, 18, 24, 69, 71, 86, 87, 90, 97, 103, 117, 128, 132, 136] edges [(83, 132), (52, 90), (58, 117), (28, 86), (138, 69), (108, 97), (36, 117), (91, 132), (132, 132), (100, 132), (49, 86), (3, 69), (15, 136), (84, 97), (103, 103), (61, 136), (12, 1), (116, 117), (117, 117), (115, 136), (13, 128), (21, 87), (11, 97), (46, 90), (44, 117), (71, 71), (68, 87), (6, 117), (110, 136), (67, 117), (0, 103), (45, 86), (30, 103), (64, 97), (85, 117), (128, 128), (89, 136), (63, 117), (76, 87), (120, 128), (42, 128), (78, 87), (80, 117), (79, 90), (55, 86), (97, 97), (119, 117), (86, 86), (126, 136), (92, 18), (9, 71), (129, 136), (56, 128), (48, 117), (69, 69), (127, 128), (23, 69), (22, 18), (19, 128), (114, 103), (17, 18), (2, 136), (37, 86), (90, 90), (27, 103), (70, 97), (125, 132), (54, 86), (8, 128), (75, 87), (59, 69), (25, 69), (106, 69), (124, 128), (137, 97), (77, 103), (5, 97), (93, 117), (94, 117), (107, 24), (29, 97), (32, 132), (31, 132), (104, 86), (47, 87), (112, 71), (136, 136), (26, 71), (24, 24), (122, 117), (118, 1), (134, 132), (133, 69), (62, 117), (82, 90), (34, 132), (7, 18), (72, 71), (109, 97), (14, 87), (95, 136), (130, 24), (102, 87), (51, 136), (99, 97), (81, 97), (60, 24), (4, 97), (135, 132), (121, 1), (35, 128), (39, 128), (74, 90), (18, 18), (20, 132), (50, 24), (38, 136), (16, 24), (73, 117), (105, 87), (33, 69), (53, 90), (101, 117), (43, 87), (98, 97), (87, 87), (40, 1), (65, 97), (96, 18), (1, 1), (41, 117), (123, 128), (131, 128), (57, 128), (66, 69), (10, 117), (113, 132), (88, 103), (111, 87)] current theta: 0.168979048251 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:57 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17736 rows and 17786 columns Presolve time: 0.03s Presolved: 1725 rows, 1813 columns, 4983 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1813 integer (1813 binary) Root relaxation: objective 0.000000e+00, 2009 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 (3181 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 [1, 18, 24, 26, 29, 79, 86, 87, 88, 117, 128, 132, 136, 137] edges [(83, 132), (58, 117), (28, 86), (25, 88), (36, 117), (91, 132), (132, 132), (100, 132), (49, 86), (53, 79), (82, 79), (15, 136), (109, 29), (66, 137), (61, 136), (59, 137), (12, 1), (116, 117), (108, 137), (117, 117), (115, 136), (13, 128), (21, 87), (98, 29), (99, 29), (44, 117), (68, 87), (6, 117), (110, 136), (67, 117), (89, 137), (45, 86), (85, 117), (74, 79), (128, 128), (63, 117), (76, 87), (120, 128), (42, 128), (26, 26), (78, 87), (80, 117), (114, 88), (55, 86), (119, 117), (86, 86), (37, 87), (126, 136), (92, 18), (23, 137), (84, 137), (5, 137), (52, 79), (129, 136), (56, 128), (48, 117), (133, 137), (127, 128), (22, 18), (19, 128), (17, 18), (2, 136), (106, 88), (60, 88), (125, 132), (33, 137), (65, 137), (54, 86), (8, 128), (50, 88), (75, 87), (130, 87), (64, 29), (69, 137), (124, 128), (79, 79), (93, 117), (94, 117), (70, 29), (107, 24), (32, 132), (31, 132), (104, 86), (112, 26), (47, 87), (136, 136), (24, 24), (122, 117), (118, 1), (72, 132), (134, 132), (62, 117), (9, 26), (34, 132), (7, 18), (4, 29), (103, 88), (14, 87), (95, 136), (97, 137), (102, 87), (29, 29), (51, 136), (3, 88), (137, 137), (90, 79), (135, 132), (81, 29), (88, 88), (121, 1), (35, 128), (39, 128), (46, 79), (18, 18), (20, 132), (38, 136), (71, 26), (16, 24), (73, 117), (105, 87), (138, 88), (101, 117), (43, 87), (87, 87), (40, 1), (96, 18), (1, 1), (41, 117), (123, 128), (0, 26), (131, 128), (57, 128), (30, 88), (11, 29), (10, 117), (113, 132), (77, 26), (27, 88), (111, 87)] current theta: 0.168303132058 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:57 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17746 rows and 17796 columns Presolve time: 0.03s Presolved: 1715 rows, 1803 columns, 4953 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1803 integer (1803 binary) Root relaxation: objective 1.421085e-14, 1793 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 84 - 0.00000 - - 0s 0 0 0.00000 0 239 - 0.00000 - - 0s 0 0 0.00000 0 220 - 0.00000 - - 0s 0 0 0.00000 0 221 - 0.00000 - - 0s 0 0 0.00000 0 187 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 2 0.00000 0 218 - 0.00000 - - 0s Cutting planes: Gomory: 1 Zero half: 13 Explored 3 nodes (17087 simplex iterations) in 0.53 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.168641090154 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:58 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17744 rows and 17794 columns Presolve time: 0.03s Presolved: 1717 rows, 1805 columns, 4959 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1805 integer (1805 binary) Root relaxation: cutoff, 123 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 (123 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 [1, 18, 24, 26, 29, 79, 86, 87, 88, 117, 128, 132, 136, 137] edges [(83, 132), (58, 117), (28, 86), (25, 88), (36, 117), (91, 132), (132, 132), (100, 132), (49, 86), (53, 79), (82, 79), (15, 136), (109, 29), (66, 137), (61, 136), (59, 137), (12, 1), (116, 117), (108, 137), (117, 117), (115, 136), (13, 128), (21, 87), (98, 29), (99, 29), (44, 117), (68, 87), (6, 117), (110, 136), (67, 117), (89, 137), (45, 86), (85, 117), (74, 79), (128, 128), (63, 117), (76, 87), (120, 128), (42, 128), (26, 26), (78, 87), (80, 117), (114, 88), (55, 86), (119, 117), (86, 86), (37, 87), (126, 136), (92, 18), (23, 137), (84, 137), (5, 137), (52, 79), (129, 136), (56, 128), (48, 117), (133, 137), (127, 128), (22, 18), (19, 128), (17, 18), (2, 136), (106, 88), (60, 88), (125, 132), (33, 137), (65, 137), (54, 86), (8, 128), (50, 88), (75, 87), (130, 87), (64, 29), (69, 137), (124, 128), (79, 79), (93, 117), (94, 117), (70, 29), (107, 24), (32, 132), (31, 132), (104, 86), (112, 26), (47, 87), (136, 136), (24, 24), (122, 117), (118, 1), (72, 132), (134, 132), (62, 117), (9, 26), (34, 132), (7, 18), (4, 29), (103, 88), (14, 87), (95, 136), (97, 137), (102, 87), (29, 29), (51, 136), (3, 88), (137, 137), (90, 79), (135, 132), (81, 29), (88, 88), (121, 1), (35, 128), (39, 128), (46, 79), (18, 18), (20, 132), (38, 136), (71, 26), (16, 24), (73, 117), (105, 87), (138, 88), (101, 117), (43, 87), (87, 87), (40, 1), (96, 18), (1, 1), (41, 117), (123, 128), (0, 26), (131, 128), (57, 128), (30, 88), (11, 29), (10, 117), (113, 132), (77, 26), (27, 88), (111, 87)] current theta: 0.168472111106 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:58 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17746 rows and 17796 columns Presolve time: 0.03s Presolved: 1715 rows, 1803 columns, 4953 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1803 integer (1803 binary) Root relaxation: objective 1.421085e-14, 1793 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 84 - 0.00000 - - 0s 0 0 0.00000 0 239 - 0.00000 - - 0s 0 0 0.00000 0 220 - 0.00000 - - 0s 0 0 0.00000 0 221 - 0.00000 - - 0s 0 0 0.00000 0 187 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 2 0.00000 0 218 - 0.00000 - - 0s Cutting planes: Gomory: 1 Zero half: 13 Explored 3 nodes (17087 simplex iterations) in 0.53 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.16855660063 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 23:24:58 2014 Optimize a model with 19461 rows, 19599 columns and 58241 nonzeros Presolve removed 17746 rows and 17796 columns Presolve time: 0.03s Presolved: 1715 rows, 1803 columns, 4953 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1803 integer (1803 binary) Root relaxation: objective 1.421085e-14, 1793 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 84 - 0.00000 - - 0s 0 0 0.00000 0 239 - 0.00000 - - 0s 0 0 0.00000 0 220 - 0.00000 - - 0s 0 0 0.00000 0 221 - 0.00000 - - 0s 0 0 0.00000 0 187 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 0 0.00000 0 218 - 0.00000 - - 0s 0 2 0.00000 0 218 - 0.00000 - - 0s Cutting planes: Gomory: 1 Zero half: 13 Explored 3 nodes (17087 simplex iterations) in 0.53 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -