current theta: 0.638834947908 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 350 rows and 350 columns Presolve time: 0.00s Presolved: 521 rows, 549 columns, 1531 nonzeros Variable types: 0 continuous, 549 integer (549 binary) Root relaxation: objective 0.000000e+00, 287 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 (548 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 [18, 19, 24] edges [(2, 18), (15, 19), (6, 18), (0, 19), (1, 18), (13, 18), (3, 19), (10, 24), (24, 18), (22, 18), (18, 18), (19, 19), (8, 24), (14, 18), (21, 18), (17, 18), (12, 18), (23, 18), (9, 18), (4, 18), (5, 19), (11, 18), (7, 19), (26, 18), (28, 18), (25, 18), (20, 18), (16, 18), (27, 18)] current theta: 0.319417473954 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 638 rows and 638 columns Presolve time: 0.00s Presolved: 233 rows, 261 columns, 667 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 261 integer (261 binary) Root relaxation: cutoff, 258 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 (258 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: 0.479126210931 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 506 rows and 506 columns Presolve time: 0.00s Presolved: 365 rows, 393 columns, 1063 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 393 integer (393 binary) Root relaxation: objective 0.000000e+00, 219 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 (219 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 [14, 26, 27] edges [(23, 26), (2, 27), (0, 14), (11, 26), (20, 27), (14, 14), (8, 27), (5, 27), (16, 26), (22, 27), (26, 26), (17, 14), (13, 14), (24, 27), (6, 26), (25, 14), (21, 14), (7, 14), (9, 27), (10, 27), (28, 14), (19, 14), (15, 14), (27, 27), (18, 26), (3, 27), (4, 27), (12, 14), (1, 27)] current theta: 0.399271842443 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 566 rows and 566 columns Presolve time: 0.00s Presolved: 305 rows, 333 columns, 883 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 333 integer (333 binary) Root relaxation: cutoff, 231 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 (231 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: 0.439199026687 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 532 rows and 532 columns Presolve time: 0.00s Presolved: 339 rows, 367 columns, 985 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 367 integer (367 binary) Root relaxation: objective 0.000000e+00, 251 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 (251 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, 15, 26] edges [(23, 26), (7, 15), (11, 26), (21, 26), (19, 15), (20, 8), (15, 15), (5, 8), (28, 15), (16, 26), (3, 15), (4, 8), (2, 8), (26, 26), (22, 15), (12, 15), (1, 8), (10, 8), (25, 26), (6, 26), (13, 26), (24, 15), (9, 8), (0, 15), (8, 8), (14, 15), (18, 26), (17, 15), (27, 8)] current theta: 0.419235434565 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 550 rows and 550 columns Presolve time: 0.00s Presolved: 321 rows, 349 columns, 931 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 349 integer (349 binary) Root relaxation: cutoff, 253 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 (253 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: 0.429217230626 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 538 rows and 538 columns Presolve time: 0.00s Presolved: 333 rows, 361 columns, 967 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 361 integer (361 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 [8, 15, 26] edges [(23, 26), (7, 15), (11, 26), (21, 26), (19, 15), (20, 8), (15, 15), (5, 8), (28, 15), (16, 26), (3, 15), (4, 8), (2, 8), (26, 26), (22, 15), (12, 15), (1, 8), (10, 8), (25, 26), (6, 26), (13, 26), (24, 15), (9, 8), (0, 15), (8, 8), (14, 15), (18, 26), (17, 15), (27, 8)] current theta: 0.424226332595 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 544 rows and 544 columns Presolve time: 0.00s Presolved: 327 rows, 355 columns, 949 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 355 integer (355 binary) Root relaxation: cutoff, 231 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 (231 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: 0.42672178161 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 544 rows and 544 columns Presolve time: 0.00s Presolved: 327 rows, 355 columns, 949 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 355 integer (355 binary) Root relaxation: cutoff, 231 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 (231 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: 0.427969506118 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 538 rows and 538 columns Presolve time: 0.00s Presolved: 333 rows, 361 columns, 967 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 361 integer (361 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 [8, 15, 26] edges [(23, 26), (7, 15), (11, 26), (21, 26), (19, 15), (20, 8), (15, 15), (5, 8), (28, 15), (16, 26), (3, 15), (4, 8), (2, 8), (26, 26), (22, 15), (12, 15), (1, 8), (10, 8), (25, 26), (6, 26), (13, 26), (24, 15), (9, 8), (0, 15), (8, 8), (14, 15), (18, 26), (17, 15), (27, 8)] current theta: 0.427345643864 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 540 rows and 540 columns Presolve time: 0.00s Presolved: 331 rows, 359 columns, 961 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 359 integer (359 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 [8, 15, 26] edges [(23, 26), (7, 15), (11, 26), (21, 26), (19, 15), (20, 8), (15, 15), (5, 8), (28, 15), (16, 26), (3, 15), (4, 8), (2, 8), (26, 26), (22, 15), (12, 15), (1, 8), (10, 8), (25, 26), (6, 26), (13, 26), (24, 15), (9, 8), (0, 15), (8, 8), (14, 15), (18, 26), (17, 15), (27, 8)] current theta: 0.427033712737 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 542 rows and 542 columns Presolve time: 0.00s Presolved: 329 rows, 357 columns, 955 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 357 integer (357 binary) Root relaxation: cutoff, 270 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 (270 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: 0.427189678301 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 542 rows and 542 columns Presolve time: 0.00s Presolved: 329 rows, 357 columns, 955 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 357 integer (357 binary) Root relaxation: cutoff, 270 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 (270 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: 0.427267661083 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 542 rows and 542 columns Presolve time: 0.00s Presolved: 329 rows, 357 columns, 955 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 357 integer (357 binary) Root relaxation: cutoff, 270 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 (270 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 -