current theta: 0.610444815791 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 364 rows and 365 columns Presolve time: 0.01s Presolved: 693 rows, 723 columns, 2043 nonzeros Variable types: 0 continuous, 723 integer (723 binary) Root relaxation: objective 0.000000e+00, 198 iterations, 0.00 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 (345 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 [8, 20, 21, 31] edges [(9, 20), (5, 20), (27, 20), (8, 20), (4, 20), (19, 20), (25, 31), (18, 20), (7, 21), (10, 20), (17, 21), (13, 21), (20, 20), (28, 31), (24, 8), (23, 21), (31, 20), (1, 20), (26, 20), (15, 21), (16, 21), (12, 21), (29, 21), (22, 8), (0, 20), (21, 21), (11, 20), (2, 20), (6, 8), (30, 21), (3, 20), (14, 20)] current theta: 0.305222407896 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 760 rows and 782 columns Presolve time: 0.00s Presolved: 297 rows, 306 columns, 834 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 306 integer (306 binary) Root relaxation: cutoff, 309 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 (309 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.457833611843 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 548 rows and 554 columns Presolve time: 0.01s Presolved: 509 rows, 534 columns, 1486 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 534 integer (534 binary) Root relaxation: objective 0.000000e+00, 199 iterations, 0.00 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 (199 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 [6, 14, 19, 21] edges [(10, 14), (24, 21), (0, 14), (20, 21), (12, 19), (14, 14), (26, 21), (4, 14), (3, 19), (7, 6), (11, 21), (25, 19), (17, 21), (19, 19), (22, 6), (9, 21), (5, 21), (27, 21), (23, 21), (13, 19), (31, 14), (2, 19), (1, 14), (15, 21), (6, 6), (16, 21), (8, 21), (21, 21), (18, 21), (29, 19), (30, 21), (28, 21)] current theta: 0.38152800987 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 656 rows and 667 columns Presolve time: 0.00s Presolved: 401 rows, 421 columns, 1157 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 421 integer (421 binary) Root relaxation: objective 0.000000e+00, 237 iterations, 0.00 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 (237 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 [6, 14, 18, 20] edges [(13, 20), (8, 18), (0, 14), (9, 20), (5, 20), (12, 20), (14, 14), (4, 14), (7, 6), (29, 14), (24, 18), (10, 20), (25, 20), (21, 20), (28, 20), (18, 18), (20, 20), (22, 6), (17, 18), (31, 14), (23, 18), (26, 20), (1, 14), (6, 6), (15, 18), (19, 14), (11, 20), (30, 18), (2, 20), (3, 20), (16, 18), (27, 18)] current theta: 0.343375208883 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 718 rows and 734 columns Presolve time: 0.00s Presolved: 339 rows, 354 columns, 966 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 354 integer (354 binary) Root relaxation: objective 0.000000e+00, 271 iterations, 0.00 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 (271 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 [7, 11, 18, 29] edges [(8, 18), (3, 11), (22, 7), (29, 29), (5, 29), (14, 29), (13, 11), (6, 7), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (21, 18), (23, 18), (31, 29), (7, 7), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (26, 7), (28, 18), (2, 29), (30, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.324298808389 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 742 rows and 761 columns Presolve time: 0.00s Presolved: 315 rows, 327 columns, 891 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 327 integer (327 binary) Root relaxation: objective 0.000000e+00, 214 iterations, 0.00 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 (214 simplex iterations) in 0.00 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 [0, 7, 11, 18] edges [(8, 18), (3, 11), (22, 7), (1, 0), (13, 11), (0, 0), (6, 7), (30, 11), (24, 18), (31, 11), (29, 0), (18, 18), (14, 0), (17, 7), (5, 11), (21, 18), (23, 18), (7, 7), (15, 18), (25, 11), (11, 11), (4, 0), (12, 11), (2, 11), (26, 7), (28, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.314760608142 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 748 rows and 768 columns Presolve time: 0.00s Presolved: 309 rows, 320 columns, 872 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 320 integer (320 binary) Root relaxation: cutoff, 21 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 (21 simplex iterations) in 0.00 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 [0, 7, 11, 18] edges [(8, 18), (3, 11), (22, 7), (1, 0), (13, 11), (0, 0), (6, 7), (30, 11), (24, 18), (31, 11), (29, 0), (18, 18), (14, 0), (17, 7), (5, 11), (21, 18), (23, 18), (7, 7), (15, 18), (25, 11), (11, 11), (4, 0), (12, 11), (2, 11), (26, 7), (28, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309991508019 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:42 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 770 columns Presolve time: 0.00s Presolved: 307 rows, 318 columns, 866 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 318 integer (318 binary) Root relaxation: cutoff, 21 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 (21 simplex iterations) in 0.00 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 [0, 7, 11, 18] edges [(8, 18), (3, 11), (22, 7), (1, 0), (13, 11), (0, 0), (6, 7), (30, 11), (24, 18), (31, 11), (29, 0), (18, 18), (14, 0), (17, 7), (5, 11), (21, 18), (23, 18), (7, 7), (15, 18), (25, 11), (11, 11), (4, 0), (12, 11), (2, 11), (26, 7), (28, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.307606957957 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 754 rows and 774 columns Presolve time: 0.00s Presolved: 303 rows, 314 columns, 854 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 314 integer (314 binary) Root relaxation: cutoff, 268 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 (268 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.308799232988 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 772 columns Presolve time: 0.00s Presolved: 305 rows, 316 columns, 860 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 316 integer (316 binary) Root relaxation: cutoff, 246 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 (246 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.309395370504 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 772 columns Presolve time: 0.00s Presolved: 305 rows, 316 columns, 860 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 316 integer (316 binary) Root relaxation: cutoff, 246 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 (246 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.309693439261 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 770 columns Presolve time: 0.00s Presolved: 307 rows, 318 columns, 866 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 318 integer (318 binary) Root relaxation: cutoff, 21 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 (21 simplex iterations) in 0.00 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 [0, 7, 11, 18] edges [(8, 18), (3, 11), (22, 7), (1, 0), (13, 11), (0, 0), (6, 7), (30, 11), (24, 18), (31, 11), (29, 0), (18, 18), (14, 0), (17, 7), (5, 11), (21, 18), (23, 18), (7, 7), (15, 18), (25, 11), (11, 11), (4, 0), (12, 11), (2, 11), (26, 7), (28, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309544404882 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 770 columns Presolve time: 0.00s Presolved: 307 rows, 318 columns, 866 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 318 integer (318 binary) Root relaxation: cutoff, 21 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 (21 simplex iterations) in 0.00 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 [0, 7, 11, 18] edges [(8, 18), (3, 11), (22, 7), (1, 0), (13, 11), (0, 0), (6, 7), (30, 11), (24, 18), (31, 11), (29, 0), (18, 18), (14, 0), (17, 7), (5, 11), (21, 18), (23, 18), (7, 7), (15, 18), (25, 11), (11, 11), (4, 0), (12, 11), (2, 11), (26, 7), (28, 18), (19, 11), (9, 11), (20, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309469887693 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 772 columns Presolve time: 0.00s Presolved: 305 rows, 316 columns, 860 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 316 integer (316 binary) Root relaxation: cutoff, 246 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 (246 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap -