current theta: 0.600583380931 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:36 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 3432 rows and 3432 columns Presolve time: 0.14s Presolved: 5499 rows, 5592 columns, 16400 nonzeros Variable types: 0 continuous, 5592 integer (5592 binary) Root relaxation: objective 0.000000e+00, 838 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 (1480 simplex iterations) in 0.19 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, 35, 43, 61, 63, 66, 76, 85, 90, 91] edges [(19, 91), (93, 1), (24, 91), (12, 91), (33, 91), (52, 91), (4, 85), (54, 91), (76, 90), (80, 91), (27, 61), (34, 91), (14, 91), (55, 91), (38, 35), (41, 91), (8, 91), (46, 63), (44, 61), (72, 91), (51, 91), (58, 91), (63, 61), (16, 91), (56, 63), (28, 61), (69, 61), (47, 61), (79, 90), (81, 90), (61, 91), (65, 90), (5, 91), (66, 91), (35, 91), (73, 63), (40, 91), (78, 90), (36, 91), (57, 91), (15, 91), (60, 43), (90, 90), (85, 91), (6, 91), (32, 90), (43, 90), (45, 61), (71, 90), (13, 63), (29, 61), (39, 63), (25, 91), (67, 91), (62, 43), (26, 91), (91, 91), (21, 90), (70, 91), (77, 91), (75, 63), (50, 85), (7, 90), (82, 91), (49, 61), (3, 91), (64, 91), (10, 91), (87, 91), (59, 90), (31, 91), (92, 63), (17, 91), (18, 90), (89, 91), (74, 91), (22, 90), (53, 91), (20, 91), (84, 90), (88, 91), (83, 90), (48, 43), (11, 76), (86, 63), (1, 85), (30, 91), (9, 90), (68, 61), (42, 91), (23, 85), (37, 90), (2, 91), (0, 91)] current theta: 0.300291690466 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 6938 rows and 6939 columns Presolve time: 0.03s Presolved: 1993 rows, 2085 columns, 5881 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 2085 integer (2085 binary) Root relaxation: objective 0.000000e+00, 985 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 0.00% - 0s Explored 0 nodes (1976 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, 4, 26, 28, 50, 61, 65, 66, 91, 92] edges [(19, 91), (66, 66), (73, 92), (11, 65), (24, 91), (45, 91), (65, 65), (74, 66), (39, 92), (54, 91), (0, 50), (61, 61), (86, 92), (64, 2), (14, 91), (55, 91), (48, 26), (10, 61), (69, 92), (72, 61), (8, 91), (50, 50), (32, 26), (75, 92), (30, 66), (44, 61), (51, 91), (63, 61), (43, 65), (16, 91), (2, 2), (52, 4), (28, 61), (26, 26), (1, 50), (37, 65), (36, 2), (90, 92), (68, 92), (46, 92), (93, 50), (31, 2), (70, 61), (40, 92), (29, 92), (41, 50), (85, 91), (59, 26), (7, 92), (6, 91), (35, 92), (25, 50), (34, 2), (57, 4), (80, 50), (82, 66), (92, 92), (38, 50), (87, 50), (53, 26), (21, 92), (4, 91), (67, 91), (79, 26), (5, 50), (49, 91), (91, 91), (22, 65), (58, 2), (78, 65), (9, 26), (56, 91), (77, 91), (81, 65), (15, 50), (3, 91), (12, 50), (18, 65), (42, 50), (89, 91), (13, 91), (60, 26), (71, 26), (62, 26), (33, 50), (47, 92), (27, 91), (20, 65), (23, 91), (76, 65), (88, 92), (83, 65), (84, 65), (17, 2)] current theta: 0.150145845233 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 8234 rows and 8319 columns Presolve time: 0.01s Presolved: 697 rows, 705 columns, 1909 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 705 integer (705 binary) Root relaxation: cutoff, 835 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 (835 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: 0.225218767849 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7654 rows and 7672 columns Presolve time: 0.02s Presolved: 1277 rows, 1352 columns, 3716 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1352 integer (1352 binary) Root relaxation: objective 0.000000e+00, 911 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 0.00% - 0s Explored 0 nodes (911 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, 38, 42, 48, 49, 52, 61, 83, 91, 92] edges [(19, 91), (73, 92), (45, 91), (12, 42), (13, 48), (6, 48), (39, 92), (54, 91), (61, 61), (86, 92), (33, 2), (26, 38), (18, 83), (34, 52), (22, 83), (69, 92), (72, 61), (78, 83), (8, 91), (75, 92), (90, 83), (32, 38), (60, 48), (25, 42), (53, 48), (74, 42), (24, 49), (0, 42), (57, 52), (30, 48), (9, 38), (63, 61), (16, 91), (2, 2), (28, 61), (66, 42), (62, 83), (14, 48), (41, 42), (58, 52), (17, 48), (36, 2), (4, 49), (68, 92), (71, 38), (46, 92), (76, 83), (70, 61), (40, 92), (15, 42), (1, 42), (79, 38), (51, 48), (50, 42), (31, 52), (35, 92), (5, 42), (48, 48), (11, 83), (92, 92), (93, 42), (20, 83), (29, 61), (83, 83), (21, 92), (65, 83), (67, 91), (64, 52), (84, 83), (10, 92), (44, 49), (77, 91), (37, 83), (87, 42), (42, 42), (52, 52), (91, 49), (56, 48), (43, 83), (3, 91), (55, 52), (80, 42), (38, 42), (82, 2), (81, 83), (49, 49), (47, 92), (27, 91), (23, 91), (88, 92), (85, 2), (7, 83), (89, 49), (59, 83)] current theta: 0.187682306541 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7982 rows and 8033 columns Presolve time: 0.01s Presolved: 949 rows, 991 columns, 2699 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 991 integer (991 binary) Root relaxation: cutoff, 1130 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 (1130 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: 0.206450537195 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7824 rows and 7855 columns Presolve time: 0.01s Presolved: 1107 rows, 1169 columns, 3193 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1169 integer (1169 binary) Root relaxation: objective -3.552714e-15, 1085 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 0.00% - 0s Explored 0 nodes (3418 simplex iterations) in 0.07 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 [20, 22, 28, 38, 39, 51, 64, 67, 89, 93] edges [(31, 64), (6, 51), (3, 67), (23, 51), (2, 64), (25, 38), (83, 22), (81, 20), (93, 93), (26, 38), (63, 28), (65, 20), (84, 22), (47, 67), (16, 89), (32, 38), (12, 38), (30, 51), (53, 20), (15, 93), (17, 51), (9, 38), (42, 38), (14, 51), (38, 38), (66, 93), (33, 93), (0, 93), (60, 51), (90, 22), (88, 39), (11, 20), (27, 51), (68, 39), (44, 28), (8, 64), (46, 39), (64, 64), (41, 93), (28, 28), (50, 93), (71, 38), (58, 64), (39, 39), (79, 38), (69, 39), (35, 20), (51, 51), (92, 39), (4, 89), (7, 22), (77, 67), (70, 28), (87, 93), (80, 51), (75, 39), (22, 22), (82, 64), (5, 51), (36, 64), (20, 20), (48, 51), (43, 22), (85, 51), (86, 39), (18, 22), (73, 39), (1, 93), (57, 64), (13, 67), (49, 89), (29, 28), (74, 93), (62, 20), (24, 28), (56, 67), (54, 67), (59, 20), (55, 64), (34, 64), (89, 89), (45, 51), (67, 67), (21, 22), (91, 67), (76, 22), (37, 20), (19, 89), (10, 28), (72, 28), (78, 22), (61, 28), (40, 39), (52, 89)] current theta: 0.197066421868 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7902 rows and 7943 columns Presolve time: 0.01s Presolved: 1029 rows, 1081 columns, 2949 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1081 integer (1081 binary) Root relaxation: objective 0.000000e+00, 1070 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 0.00% - 0s Explored 0 nodes (1656 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 [14, 18, 22, 28, 32, 36, 73, 74, 89, 91] edges [(2, 36), (64, 36), (25, 74), (31, 36), (65, 22), (55, 89), (85, 14), (54, 91), (60, 14), (92, 73), (63, 28), (68, 73), (9, 32), (38, 32), (16, 89), (45, 14), (87, 74), (14, 14), (88, 73), (11, 18), (84, 18), (36, 36), (0, 74), (44, 28), (26, 32), (74, 74), (40, 18), (28, 28), (47, 73), (10, 73), (73, 73), (35, 18), (86, 73), (90, 18), (71, 32), (30, 74), (57, 89), (4, 89), (33, 74), (42, 74), (79, 32), (70, 28), (51, 14), (62, 18), (22, 22), (34, 36), (75, 73), (6, 14), (67, 91), (12, 74), (82, 36), (43, 22), (49, 91), (91, 91), (80, 74), (18, 22), (7, 18), (77, 91), (46, 73), (66, 74), (58, 36), (59, 18), (29, 28), (3, 91), (39, 73), (41, 74), (24, 28), (78, 18), (20, 18), (69, 73), (53, 14), (17, 14), (48, 14), (89, 89), (81, 18), (27, 91), (15, 74), (21, 22), (1, 74), (23, 91), (83, 18), (76, 22), (93, 74), (19, 89), (8, 36), (5, 74), (72, 28), (32, 32), (61, 28), (13, 14), (52, 89), (50, 74), (56, 73), (37, 18)] current theta: 0.192374364205 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7940 rows and 7987 columns Presolve time: 0.01s Presolved: 991 rows, 1037 columns, 2829 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1037 integer (1037 binary) Root relaxation: cutoff, 1170 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 (1170 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: 0.194720393036 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7916 rows and 7960 columns Presolve time: 0.01s Presolved: 1015 rows, 1064 columns, 2904 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1064 integer (1064 binary) Root relaxation: cutoff, 45 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 (45 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 [14, 18, 22, 28, 32, 36, 73, 74, 89, 91] edges [(2, 36), (64, 36), (25, 74), (31, 36), (65, 22), (55, 89), (85, 14), (54, 91), (60, 14), (92, 73), (63, 28), (68, 73), (9, 32), (38, 32), (16, 89), (45, 14), (87, 74), (14, 14), (88, 73), (11, 18), (84, 18), (36, 36), (0, 74), (44, 28), (26, 32), (74, 74), (40, 18), (28, 28), (47, 73), (10, 73), (73, 73), (35, 18), (86, 73), (90, 18), (71, 32), (30, 74), (57, 89), (4, 89), (33, 74), (42, 74), (79, 32), (70, 28), (51, 14), (62, 18), (22, 22), (34, 36), (75, 73), (6, 14), (67, 91), (12, 74), (82, 36), (43, 22), (49, 91), (91, 91), (80, 74), (18, 22), (7, 18), (77, 91), (46, 73), (66, 74), (58, 36), (59, 18), (29, 28), (3, 91), (39, 73), (41, 74), (24, 28), (78, 18), (20, 18), (69, 73), (53, 14), (17, 14), (48, 14), (89, 89), (81, 18), (27, 91), (15, 74), (21, 22), (1, 74), (23, 91), (83, 18), (76, 22), (93, 74), (19, 89), (8, 36), (5, 74), (72, 28), (32, 32), (61, 28), (13, 14), (52, 89), (50, 74), (56, 73), (37, 18)] current theta: 0.19354737862 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7934 rows and 7980 columns Presolve time: 0.01s Presolved: 997 rows, 1044 columns, 2848 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1044 integer (1044 binary) Root relaxation: cutoff, 1130 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 (1130 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: 0.194133885828 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7930 rows and 7974 columns Presolve time: 0.01s Presolved: 1001 rows, 1050 columns, 2862 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1050 integer (1050 binary) Root relaxation: cutoff, 45 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 (45 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 [14, 18, 22, 28, 32, 36, 73, 74, 89, 91] edges [(2, 36), (64, 36), (25, 74), (31, 36), (65, 22), (55, 89), (85, 14), (54, 91), (60, 14), (92, 73), (63, 28), (68, 73), (9, 32), (38, 32), (16, 89), (45, 14), (87, 74), (14, 14), (88, 73), (11, 18), (84, 18), (36, 36), (0, 74), (44, 28), (26, 32), (74, 74), (40, 18), (28, 28), (47, 73), (10, 73), (73, 73), (35, 18), (86, 73), (90, 18), (71, 32), (30, 74), (57, 89), (4, 89), (33, 74), (42, 74), (79, 32), (70, 28), (51, 14), (62, 18), (22, 22), (34, 36), (75, 73), (6, 14), (67, 91), (12, 74), (82, 36), (43, 22), (49, 91), (91, 91), (80, 74), (18, 22), (7, 18), (77, 91), (46, 73), (66, 74), (58, 36), (59, 18), (29, 28), (3, 91), (39, 73), (41, 74), (24, 28), (78, 18), (20, 18), (69, 73), (53, 14), (17, 14), (48, 14), (89, 89), (81, 18), (27, 91), (15, 74), (21, 22), (1, 74), (23, 91), (83, 18), (76, 22), (93, 74), (19, 89), (8, 36), (5, 74), (72, 28), (32, 32), (61, 28), (13, 14), (52, 89), (50, 74), (56, 73), (37, 18)] current theta: 0.193840632224 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7932 rows and 7977 columns Presolve time: 0.01s Presolved: 999 rows, 1047 columns, 2855 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1047 integer (1047 binary) Root relaxation: cutoff, 46 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 (46 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 [14, 18, 22, 28, 32, 36, 73, 74, 89, 91] edges [(2, 36), (64, 36), (25, 74), (31, 36), (65, 22), (55, 89), (85, 14), (54, 91), (60, 14), (92, 73), (63, 28), (68, 73), (9, 32), (38, 32), (16, 89), (45, 14), (87, 74), (14, 14), (88, 73), (11, 18), (84, 18), (36, 36), (0, 74), (44, 28), (26, 32), (74, 74), (40, 18), (28, 28), (47, 73), (10, 73), (73, 73), (35, 18), (86, 73), (90, 18), (71, 32), (30, 74), (57, 89), (4, 89), (33, 74), (42, 74), (79, 32), (70, 28), (51, 14), (62, 18), (22, 22), (34, 36), (75, 73), (6, 14), (67, 91), (12, 74), (82, 36), (43, 22), (49, 91), (91, 91), (80, 74), (18, 22), (7, 18), (77, 91), (46, 73), (66, 74), (58, 36), (59, 18), (29, 28), (3, 91), (39, 73), (41, 74), (24, 28), (78, 18), (20, 18), (69, 73), (53, 14), (17, 14), (48, 14), (89, 89), (81, 18), (27, 91), (15, 74), (21, 22), (1, 74), (23, 91), (83, 18), (76, 22), (93, 74), (19, 89), (8, 36), (5, 74), (72, 28), (32, 32), (61, 28), (13, 14), (52, 89), (50, 74), (56, 73), (37, 18)] current theta: 0.193694005422 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7932 rows and 7977 columns Presolve time: 0.01s Presolved: 999 rows, 1047 columns, 2855 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 1047 integer (1047 binary) Root relaxation: cutoff, 46 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 (46 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 [14, 18, 22, 28, 32, 36, 73, 74, 89, 91] edges [(2, 36), (64, 36), (25, 74), (31, 36), (65, 22), (55, 89), (85, 14), (54, 91), (60, 14), (92, 73), (63, 28), (68, 73), (9, 32), (38, 32), (16, 89), (45, 14), (87, 74), (14, 14), (88, 73), (11, 18), (84, 18), (36, 36), (0, 74), (44, 28), (26, 32), (74, 74), (40, 18), (28, 28), (47, 73), (10, 73), (73, 73), (35, 18), (86, 73), (90, 18), (71, 32), (30, 74), (57, 89), (4, 89), (33, 74), (42, 74), (79, 32), (70, 28), (51, 14), (62, 18), (22, 22), (34, 36), (75, 73), (6, 14), (67, 91), (12, 74), (82, 36), (43, 22), (49, 91), (91, 91), (80, 74), (18, 22), (7, 18), (77, 91), (46, 73), (66, 74), (58, 36), (59, 18), (29, 28), (3, 91), (39, 73), (41, 74), (24, 28), (78, 18), (20, 18), (69, 73), (53, 14), (17, 14), (48, 14), (89, 89), (81, 18), (27, 91), (15, 74), (21, 22), (1, 74), (23, 91), (83, 18), (76, 22), (93, 74), (19, 89), (8, 36), (5, 74), (72, 28), (32, 32), (61, 28), (13, 14), (52, 89), (50, 74), (56, 73), (37, 18)] current theta: 0.193620692021 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:37 2014 Optimize a model with 8931 rows, 9024 columns and 26696 nonzeros Presolve removed 7934 rows and 7980 columns Presolve time: 0.01s Presolved: 997 rows, 1044 columns, 2848 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 1044 integer (1044 binary) Root relaxation: cutoff, 1130 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 (1130 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 -