current theta: 0.610444815791 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 364 rows and 364 columns Presolve time: 0.01s Presolved: 693 rows, 724 columns, 2044 nonzeros Variable types: 0 continuous, 724 integer (724 binary) Root relaxation: objective 0.000000e+00, 218 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 0.0% - 0s Explored 0 nodes (373 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 [17, 20, 21, 31] edges [(14, 31), (24, 21), (9, 20), (27, 20), (3, 31), (22, 17), (18, 17), (8, 20), (12, 31), (1, 31), (30, 20), (10, 20), (21, 20), (28, 20), (19, 31), (17, 21), (13, 21), (5, 21), (4, 31), (23, 21), (7, 17), (31, 20), (15, 21), (26, 31), (16, 21), (2, 31), (29, 21), (25, 21), (20, 31), (11, 20), (0, 31), (6, 17)] current theta: 0.305222407896 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 760 rows and 760 columns Presolve time: 0.00s Presolved: 297 rows, 328 columns, 856 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 328 integer (328 binary) Root relaxation: cutoff, 301 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 (301 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.457833611843 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 548 rows and 548 columns Presolve time: 0.00s Presolved: 509 rows, 540 columns, 1492 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 540 integer (540 binary) Root relaxation: objective 0.000000e+00, 223 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 0.0% - 0s Explored 0 nodes (368 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 [21, 22, 30, 31] edges [(14, 31), (7, 22), (24, 21), (20, 21), (26, 30), (10, 22), (25, 31), (12, 31), (11, 21), (1, 31), (19, 31), (6, 22), (2, 21), (18, 30), (9, 21), (27, 21), (4, 31), (5, 30), (15, 21), (13, 31), (16, 21), (23, 30), (3, 30), (22, 22), (31, 31), (21, 21), (17, 22), (0, 31), (30, 21), (28, 30), (29, 31), (8, 30)] current theta: 0.38152800987 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 656 rows and 656 columns Presolve time: 0.00s Presolved: 401 rows, 432 columns, 1168 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 432 integer (432 binary) Root relaxation: objective 0.000000e+00, 326 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 0.0% - 0s Explored 0 nodes (538 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 [11, 14, 22, 27] edges [(29, 11), (7, 22), (0, 14), (3, 11), (14, 14), (13, 11), (4, 14), (8, 27), (30, 11), (18, 27), (23, 27), (6, 22), (24, 27), (21, 27), (28, 11), (31, 14), (1, 14), (25, 11), (22, 22), (15, 27), (11, 11), (19, 14), (12, 11), (27, 27), (2, 11), (5, 14), (17, 22), (9, 11), (20, 11), (16, 27), (10, 11), (26, 27)] current theta: 0.343375208883 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 718 rows and 718 columns Presolve time: 0.00s Presolved: 339 rows, 370 columns, 982 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 370 integer (370 binary) Root relaxation: objective 0.000000e+00, 312 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 0.0% - 0s Explored 0 nodes (312 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, 23, 29] edges [(29, 11), (3, 11), (22, 7), (5, 29), (8, 7), (14, 29), (24, 23), (13, 11), (6, 7), (30, 11), (4, 29), (1, 29), (17, 7), (28, 11), (31, 29), (21, 23), (11, 29), (7, 7), (20, 29), (18, 23), (0, 29), (27, 23), (25, 11), (23, 23), (12, 11), (15, 23), (26, 7), (16, 23), (2, 29), (19, 11), (9, 11), (10, 11)] current theta: 0.324298808389 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 742 rows and 742 columns Presolve time: 0.00s Presolved: 315 rows, 346 columns, 910 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 346 integer (346 binary) Root relaxation: objective 0.000000e+00, 305 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 0.0% - 0s Explored 0 nodes (305 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), (14, 29), (13, 11), (6, 7), (19, 29), (30, 11), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (5, 11), (21, 18), (23, 18), (31, 29), (7, 7), (20, 29), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (2, 11), (26, 7), (28, 18), (9, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.314760608142 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 748 rows and 748 columns Presolve time: 0.00s Presolved: 309 rows, 340 columns, 892 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 340 integer (340 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [7, 11, 18, 29] edges [(8, 18), (3, 11), (22, 7), (29, 29), (14, 29), (13, 11), (6, 7), (19, 29), (30, 11), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (5, 11), (21, 18), (23, 18), (31, 29), (7, 7), (20, 29), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (2, 11), (26, 7), (28, 18), (9, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309991508019 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 750 columns Presolve time: 0.00s Presolved: 307 rows, 338 columns, 886 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 338 integer (338 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [7, 11, 18, 29] edges [(8, 18), (3, 11), (22, 7), (29, 29), (14, 29), (13, 11), (6, 7), (19, 29), (30, 11), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (5, 11), (21, 18), (23, 18), (31, 29), (7, 7), (20, 29), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (2, 11), (26, 7), (28, 18), (9, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.307606957957 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 754 rows and 754 columns Presolve time: 0.00s Presolved: 303 rows, 334 columns, 874 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 334 integer (334 binary) Root relaxation: cutoff, 288 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 (288 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.308799232988 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 752 columns Presolve time: 0.00s Presolved: 305 rows, 336 columns, 880 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 336 integer (336 binary) Root relaxation: cutoff, 280 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 (280 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.309395370504 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 752 columns Presolve time: 0.00s Presolved: 305 rows, 336 columns, 880 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 336 integer (336 binary) Root relaxation: cutoff, 280 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 (280 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.309693439261 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 750 columns Presolve time: 0.00s Presolved: 307 rows, 338 columns, 886 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 338 integer (338 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [7, 11, 18, 29] edges [(8, 18), (3, 11), (22, 7), (29, 29), (14, 29), (13, 11), (6, 7), (19, 29), (30, 11), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (5, 11), (21, 18), (23, 18), (31, 29), (7, 7), (20, 29), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (2, 11), (26, 7), (28, 18), (9, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309544404882 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 750 rows and 750 columns Presolve time: 0.00s Presolved: 307 rows, 338 columns, 886 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 338 integer (338 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [7, 11, 18, 29] edges [(8, 18), (3, 11), (22, 7), (29, 29), (14, 29), (13, 11), (6, 7), (19, 29), (30, 11), (24, 18), (4, 29), (18, 18), (1, 29), (17, 7), (5, 11), (21, 18), (23, 18), (31, 29), (7, 7), (20, 29), (15, 18), (0, 29), (25, 11), (11, 11), (12, 11), (2, 11), (26, 7), (28, 18), (9, 11), (10, 11), (16, 18), (27, 18)] current theta: 0.309469887693 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:52:04 2012 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 752 rows and 752 columns Presolve time: 0.00s Presolved: 305 rows, 336 columns, 880 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 336 integer (336 binary) Root relaxation: cutoff, 280 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 (280 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap -