current theta: 0.51296413338 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 374 rows and 374 columns Presolve time: 0.00s Presolved: 497 rows, 525 columns, 1459 nonzeros Variable types: 0 continuous, 525 integer (525 binary) Root relaxation: objective 0.000000e+00, 283 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 (927 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, 7, 28] edges [(20, 7), (21, 6), (13, 6), (9, 6), (5, 6), (11, 6), (0, 7), (1, 6), (2, 28), (3, 6), (18, 6), (24, 6), (17, 7), (16, 28), (22, 6), (12, 6), (27, 28), (23, 28), (8, 6), (14, 6), (15, 7), (6, 6), (7, 7), (28, 28), (26, 7), (4, 28), (19, 28), (10, 28), (25, 6)] current theta: 0.25648206669 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 682 rows and 682 columns Presolve time: 0.00s Presolved: 189 rows, 217 columns, 535 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 217 integer (217 binary) Root relaxation: cutoff, 211 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 (211 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.384723100035 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 536 rows and 536 columns Presolve time: 0.00s Presolved: 335 rows, 363 columns, 973 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 363 integer (363 binary) Root relaxation: objective 0.000000e+00, 270 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 (270 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 [13, 16, 18] edges [(19, 13), (17, 13), (13, 13), (2, 18), (1, 18), (21, 13), (3, 13), (5, 18), (12, 13), (7, 18), (9, 13), (22, 18), (18, 18), (24, 13), (23, 16), (4, 16), (0, 18), (8, 13), (10, 16), (15, 18), (11, 18), (28, 16), (27, 13), (26, 18), (6, 13), (16, 16), (25, 18), (14, 13), (20, 18)] current theta: 0.320602583362 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 614 rows and 614 columns Presolve time: 0.00s Presolved: 257 rows, 285 columns, 739 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 285 integer (285 binary) Root relaxation: cutoff, 233 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 (233 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.352662841699 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 570 rows and 570 columns Presolve time: 0.00s Presolved: 301 rows, 329 columns, 871 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 329 integer (329 binary) Root relaxation: objective 0.000000e+00, 262 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 (262 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.33663271253 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 586 rows and 586 columns Presolve time: 0.00s Presolved: 285 rows, 313 columns, 823 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 313 integer (313 binary) Root relaxation: cutoff, 259 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 (259 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.344647777115 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.340640244822 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 576 rows and 576 columns Presolve time: 0.00s Presolved: 295 rows, 323 columns, 853 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 323 integer (323 binary) Root relaxation: cutoff, 230 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 (230 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.342644010968 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.341642127895 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.341141186359 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.340890715591 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 576 rows and 576 columns Presolve time: 0.00s Presolved: 295 rows, 323 columns, 853 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 323 integer (323 binary) Root relaxation: cutoff, 230 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 (230 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.341015950975 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)] current theta: 0.340953333283 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:33 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 574 rows and 574 columns Presolve time: 0.00s Presolved: 297 rows, 325 columns, 859 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 325 integer (325 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, 14, 16] edges [(20, 7), (6, 14), (22, 7), (12, 7), (24, 16), (8, 14), (14, 14), (2, 16), (0, 7), (25, 7), (23, 16), (13, 14), (17, 7), (4, 16), (15, 7), (5, 7), (21, 14), (11, 7), (10, 16), (1, 7), (7, 7), (28, 16), (9, 14), (16, 16), (27, 16), (26, 7), (19, 16), (18, 7), (3, 14)]