current theta: 0.66851026291 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:11 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 2150 rows and 2150 columns Presolve time: 0.11s Presolved: 4823 rows, 4905 columns, 14383 nonzeros Variable types: 0 continuous, 4905 integer (4905 binary) Root relaxation: objective 0.000000e+00, 529 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (1309 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 [23, 24, 36, 44, 45, 49, 58, 64, 75] edges [(58, 44), (51, 36), (43, 58), (24, 44), (20, 24), (69, 23), (48, 24), (56, 75), (74, 23), (52, 36), (65, 44), (61, 24), (45, 44), (14, 44), (18, 36), (40, 44), (38, 24), (73, 64), (78, 24), (60, 44), (33, 44), (22, 24), (54, 58), (17, 24), (13, 44), (49, 75), (81, 44), (3, 75), (23, 75), (64, 24), (31, 75), (10, 36), (19, 44), (7, 49), (16, 44), (50, 45), (67, 44), (47, 36), (26, 44), (68, 44), (28, 24), (30, 75), (15, 64), (42, 75), (8, 58), (36, 44), (82, 64), (27, 23), (35, 24), (53, 24), (32, 23), (75, 75), (1, 44), (46, 44), (79, 44), (72, 44), (4, 58), (41, 58), (12, 49), (2, 44), (25, 23), (71, 24), (44, 44), (70, 23), (59, 49), (0, 58), (9, 58), (80, 23), (21, 44), (66, 58), (34, 64), (63, 44), (76, 64), (11, 24), (62, 64), (5, 58), (55, 44), (29, 23), (6, 75), (39, 49), (77, 36), (37, 44), (57, 23)] current theta: 0.334255131455 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 5196 rows and 5196 columns Presolve time: 0.03s Presolved: 1777 rows, 1859 columns, 5245 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1859 integer (1859 binary) Root relaxation: objective 0.000000e+00, 668 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (1110 simplex iterations) in 0.04 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 [28, 43, 47, 70, 74, 77, 78, 81, 82] edges [(39, 70), (45, 47), (40, 81), (14, 82), (1, 77), (7, 78), (5, 81), (77, 77), (15, 82), (28, 78), (30, 47), (0, 78), (4, 81), (22, 81), (59, 77), (6, 77), (78, 81), (67, 81), (62, 82), (18, 78), (75, 47), (52, 77), (68, 81), (25, 47), (12, 82), (13, 77), (19, 70), (21, 82), (31, 47), (34, 82), (63, 82), (76, 82), (3, 77), (26, 81), (49, 77), (11, 81), (54, 81), (58, 28), (55, 82), (20, 81), (44, 81), (23, 70), (73, 82), (10, 81), (17, 78), (42, 47), (27, 47), (65, 82), (53, 81), (2, 81), (81, 78), (33, 78), (61, 77), (43, 81), (9, 78), (56, 47), (66, 81), (64, 43), (37, 81), (51, 77), (60, 81), (69, 47), (24, 28), (36, 77), (47, 47), (38, 81), (8, 77), (79, 43), (72, 81), (57, 74), (46, 82), (48, 43), (29, 47), (70, 47), (74, 70), (32, 47), (82, 82), (41, 77), (71, 78), (50, 77), (80, 47), (16, 28), (35, 81)] current theta: 0.167127565727 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6330 rows and 6330 columns Presolve time: 0.01s Presolved: 643 rows, 725 columns, 1843 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 725 integer (725 binary) Root relaxation: cutoff, 781 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 (781 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.250691348591 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 5836 rows and 5836 columns Presolve time: 0.01s Presolved: 1137 rows, 1219 columns, 3325 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1219 integer (1219 binary) Root relaxation: objective 0.000000e+00, 893 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (1346 simplex iterations) in 0.04 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 [23, 44, 63, 70, 71, 74, 77, 79, 81] edges [(39, 70), (40, 77), (25, 74), (56, 74), (35, 79), (1, 77), (42, 70), (5, 81), (77, 77), (62, 63), (33, 44), (70, 74), (71, 71), (18, 81), (46, 63), (59, 77), (6, 77), (58, 71), (81, 81), (16, 71), (52, 77), (68, 81), (21, 63), (64, 79), (24, 71), (63, 63), (32, 70), (27, 74), (74, 74), (12, 63), (73, 63), (31, 74), (3, 77), (26, 81), (55, 79), (49, 77), (67, 44), (11, 81), (20, 81), (30, 74), (28, 71), (47, 74), (19, 77), (10, 81), (79, 79), (45, 77), (37, 74), (13, 70), (7, 44), (65, 63), (78, 44), (48, 79), (9, 44), (53, 81), (2, 81), (61, 77), (43, 81), (82, 63), (66, 81), (51, 77), (23, 23), (44, 44), (60, 81), (17, 44), (36, 77), (38, 81), (69, 74), (8, 77), (75, 23), (34, 63), (15, 63), (76, 63), (80, 23), (54, 44), (72, 81), (57, 74), (0, 81), (22, 44), (29, 74), (14, 79), (41, 77), (50, 77), (4, 79)] current theta: 0.208909457159 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6090 rows and 6090 columns Presolve time: 0.01s Presolved: 883 rows, 965 columns, 2563 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 965 integer (965 binary) Root relaxation: cutoff, 945 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 (945 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.229800402875 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 5964 rows and 5964 columns Presolve time: 0.01s Presolved: 1009 rows, 1091 columns, 2941 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1091 integer (1091 binary) Root relaxation: objective 0.000000e+00, 1036 iterations, 0.02 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 0.0% - 0s Explored 0 nodes (1598 simplex iterations) in 0.04 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, 12, 17, 45, 54, 60, 74, 77, 80] edges [(40, 77), (25, 74), (56, 74), (20, 60), (43, 2), (59, 45), (55, 12), (39, 45), (45, 45), (10, 60), (72, 60), (64, 2), (34, 12), (4, 2), (76, 12), (23, 80), (77, 77), (13, 45), (11, 60), (16, 54), (58, 54), (2, 2), (65, 12), (80, 80), (52, 77), (51, 45), (14, 12), (75, 80), (53, 60), (27, 74), (19, 45), (5, 2), (74, 74), (7, 54), (15, 12), (24, 54), (9, 17), (17, 54), (49, 77), (31, 80), (81, 2), (82, 12), (30, 74), (18, 54), (47, 74), (46, 12), (6, 45), (37, 74), (28, 54), (1, 45), (62, 12), (54, 54), (42, 45), (0, 2), (61, 77), (12, 12), (21, 12), (33, 77), (26, 54), (63, 12), (79, 2), (60, 60), (36, 77), (69, 74), (78, 54), (44, 17), (8, 77), (71, 54), (22, 2), (67, 60), (32, 45), (57, 74), (73, 12), (68, 60), (29, 74), (3, 45), (41, 77), (38, 2), (50, 77), (66, 54), (70, 45), (35, 2), (48, 2)] current theta: 0.219354930017 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6020 rows and 6020 columns Presolve time: 0.01s Presolved: 953 rows, 1035 columns, 2773 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1035 integer (1035 binary) Root relaxation: objective 0.000000e+00, 929 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (929 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 [23, 27, 40, 45, 52, 54, 68, 79, 82] edges [(33, 40), (59, 45), (39, 45), (35, 79), (31, 27), (8, 40), (45, 45), (38, 79), (13, 45), (15, 82), (27, 27), (16, 54), (11, 68), (37, 68), (6, 52), (58, 54), (62, 82), (65, 68), (49, 45), (67, 40), (12, 82), (64, 79), (47, 27), (21, 82), (19, 45), (7, 54), (34, 82), (63, 82), (77, 52), (76, 82), (24, 54), (80, 27), (61, 52), (17, 54), (50, 45), (0, 68), (43, 68), (9, 40), (55, 82), (69, 27), (74, 27), (73, 82), (1, 52), (44, 54), (2, 79), (79, 79), (72, 68), (28, 54), (48, 79), (5, 68), (51, 52), (26, 40), (54, 54), (42, 45), (30, 27), (41, 52), (68, 68), (52, 52), (36, 52), (20, 68), (23, 23), (22, 68), (29, 27), (81, 68), (78, 54), (57, 68), (75, 23), (71, 54), (32, 45), (25, 27), (46, 82), (10, 68), (53, 68), (3, 45), (82, 82), (14, 79), (56, 27), (66, 54), (70, 45), (18, 40), (4, 79), (60, 68), (40, 40)] current theta: 0.214132193588 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6062 rows and 6062 columns Presolve time: 0.01s Presolved: 911 rows, 993 columns, 2647 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 993 integer (993 binary) Root relaxation: cutoff, 1004 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 (1004 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.216743561803 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6036 rows and 6036 columns Presolve time: 0.01s Presolved: 937 rows, 1019 columns, 2725 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1019 integer (1019 binary) Root relaxation: objective 0.000000e+00, 831 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (831 simplex iterations) in 0.02 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 [12, 23, 25, 38, 40, 42, 52, 54, 60] edges [(43, 38), (33, 40), (5, 38), (55, 12), (8, 40), (50, 52), (10, 60), (64, 38), (72, 60), (27, 25), (34, 12), (22, 38), (76, 12), (11, 60), (16, 54), (45, 42), (6, 52), (58, 54), (38, 38), (20, 38), (65, 12), (13, 42), (67, 40), (14, 12), (35, 38), (68, 38), (48, 38), (19, 42), (39, 42), (80, 25), (53, 60), (7, 54), (15, 12), (37, 60), (3, 60), (24, 54), (17, 54), (81, 38), (79, 38), (9, 40), (82, 12), (46, 12), (57, 60), (1, 52), (44, 54), (28, 54), (74, 25), (51, 52), (62, 12), (26, 40), (54, 54), (0, 38), (41, 52), (42, 42), (52, 52), (12, 12), (21, 12), (61, 40), (63, 12), (30, 25), (36, 52), (49, 60), (70, 42), (23, 23), (32, 42), (60, 60), (78, 54), (77, 40), (75, 23), (71, 54), (4, 38), (29, 25), (56, 25), (73, 12), (69, 42), (2, 38), (25, 25), (47, 42), (59, 52), (66, 54), (18, 40), (40, 40), (31, 25)] current theta: 0.215437877696 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6050 rows and 6050 columns Presolve time: 0.01s Presolved: 923 rows, 1005 columns, 2683 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1005 integer (1005 binary) Root relaxation: objective 0.000000e+00, 889 iterations, 0.01 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 0.0% - 0s Explored 0 nodes (889 simplex iterations) in 0.02 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 [12, 23, 27, 38, 40, 42, 51, 54, 60] edges [(6, 51), (43, 38), (33, 40), (5, 38), (55, 12), (31, 27), (8, 40), (10, 60), (64, 38), (72, 60), (34, 12), (22, 38), (76, 12), (11, 60), (27, 27), (16, 54), (45, 42), (58, 54), (38, 38), (20, 38), (65, 12), (1, 51), (13, 42), (67, 40), (14, 12), (35, 38), (68, 38), (48, 38), (39, 42), (53, 60), (7, 54), (15, 12), (41, 40), (37, 60), (3, 60), (24, 54), (80, 27), (77, 51), (17, 54), (81, 38), (79, 38), (9, 40), (82, 12), (51, 51), (74, 27), (46, 12), (57, 60), (44, 54), (19, 51), (28, 54), (62, 12), (26, 40), (54, 54), (30, 27), (0, 38), (42, 42), (12, 12), (21, 12), (61, 40), (63, 12), (49, 60), (70, 42), (23, 23), (32, 42), (60, 60), (29, 27), (78, 54), (75, 23), (50, 60), (71, 54), (4, 38), (59, 51), (25, 27), (73, 12), (52, 51), (69, 42), (2, 38), (56, 27), (47, 42), (36, 51), (66, 54), (18, 40), (40, 40)] current theta: 0.214785035642 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6054 rows and 6054 columns Presolve time: 0.01s Presolved: 919 rows, 1001 columns, 2671 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1001 integer (1001 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.01 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 [12, 23, 27, 38, 40, 42, 51, 54, 60] edges [(6, 51), (43, 38), (33, 40), (5, 38), (55, 12), (31, 27), (8, 40), (10, 60), (64, 38), (72, 60), (34, 12), (22, 38), (76, 12), (11, 60), (27, 27), (16, 54), (45, 42), (58, 54), (38, 38), (20, 38), (65, 12), (1, 51), (13, 42), (67, 40), (14, 12), (35, 38), (68, 38), (48, 38), (39, 42), (53, 60), (7, 54), (15, 12), (41, 40), (37, 60), (3, 60), (24, 54), (80, 27), (77, 51), (17, 54), (81, 38), (79, 38), (9, 40), (82, 12), (51, 51), (74, 27), (46, 12), (57, 60), (44, 54), (19, 51), (28, 54), (62, 12), (26, 40), (54, 54), (30, 27), (0, 38), (42, 42), (12, 12), (21, 12), (61, 40), (63, 12), (49, 60), (70, 42), (23, 23), (32, 42), (60, 60), (29, 27), (78, 54), (75, 23), (50, 60), (71, 54), (4, 38), (59, 51), (25, 27), (73, 12), (52, 51), (69, 42), (2, 38), (56, 27), (47, 42), (36, 51), (66, 54), (18, 40), (40, 40)] current theta: 0.214458614615 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6060 rows and 6060 columns Presolve time: 0.01s Presolved: 913 rows, 995 columns, 2653 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 995 integer (995 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.01 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 [12, 23, 27, 38, 40, 42, 51, 54, 60] edges [(6, 51), (43, 38), (33, 40), (5, 38), (55, 12), (31, 27), (8, 40), (10, 60), (64, 38), (72, 60), (34, 12), (22, 38), (76, 12), (11, 60), (27, 27), (16, 54), (45, 42), (58, 54), (38, 38), (20, 38), (65, 12), (1, 51), (13, 42), (67, 40), (14, 12), (35, 38), (68, 38), (48, 38), (39, 42), (53, 60), (7, 54), (15, 12), (41, 40), (37, 60), (3, 60), (24, 54), (80, 27), (77, 51), (17, 54), (81, 38), (79, 38), (9, 40), (82, 12), (51, 51), (74, 27), (46, 12), (57, 60), (44, 54), (19, 51), (28, 54), (62, 12), (26, 40), (54, 54), (30, 27), (0, 38), (42, 42), (12, 12), (21, 12), (61, 40), (63, 12), (49, 60), (70, 42), (23, 23), (32, 42), (60, 60), (29, 27), (78, 54), (75, 23), (50, 60), (71, 54), (4, 38), (59, 51), (25, 27), (73, 12), (52, 51), (69, 42), (2, 38), (56, 27), (47, 42), (36, 51), (66, 54), (18, 40), (40, 40)] current theta: 0.214295404102 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6060 rows and 6060 columns Presolve time: 0.01s Presolved: 913 rows, 995 columns, 2653 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 995 integer (995 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 simplex iterations) in 0.01 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 [12, 23, 27, 38, 40, 42, 51, 54, 60] edges [(6, 51), (43, 38), (33, 40), (5, 38), (55, 12), (31, 27), (8, 40), (10, 60), (64, 38), (72, 60), (34, 12), (22, 38), (76, 12), (11, 60), (27, 27), (16, 54), (45, 42), (58, 54), (38, 38), (20, 38), (65, 12), (1, 51), (13, 42), (67, 40), (14, 12), (35, 38), (68, 38), (48, 38), (39, 42), (53, 60), (7, 54), (15, 12), (41, 40), (37, 60), (3, 60), (24, 54), (80, 27), (77, 51), (17, 54), (81, 38), (79, 38), (9, 40), (82, 12), (51, 51), (74, 27), (46, 12), (57, 60), (44, 54), (19, 51), (28, 54), (62, 12), (26, 40), (54, 54), (30, 27), (0, 38), (42, 42), (12, 12), (21, 12), (61, 40), (63, 12), (49, 60), (70, 42), (23, 23), (32, 42), (60, 60), (29, 27), (78, 54), (75, 23), (50, 60), (71, 54), (4, 38), (59, 51), (25, 27), (73, 12), (52, 51), (69, 42), (2, 38), (56, 27), (47, 42), (36, 51), (66, 54), (18, 40), (40, 40)] current theta: 0.214213798845 Gurobi 5.0.1 (linux64) logging started Thu Nov 22 01:11:12 2012 Optimize a model with 6973 rows, 7055 columns and 20833 nonzeros Presolve removed 6062 rows and 6062 columns Presolve time: 0.01s Presolved: 911 rows, 993 columns, 2647 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 993 integer (993 binary) Root relaxation: cutoff, 1004 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 (1004 simplex iterations) in 0.03 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap -