current theta: 0.574673174445 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 386 rows and 386 columns Presolve time: 0.01s Presolved: 671 rows, 702 columns, 1978 nonzeros Variable types: 0 continuous, 702 integer (702 binary) Root relaxation: objective 0.000000e+00, 241 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 (402 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, 15, 20, 31] edges [(25, 15), (21, 15), (18, 31), (27, 31), (23, 31), (12, 20), (3, 31), (9, 6), (8, 20), (15, 15), (5, 15), (4, 20), (19, 20), (16, 31), (1, 31), (10, 20), (30, 31), (28, 20), (24, 15), (31, 20), (0, 15), (17, 31), (26, 31), (13, 31), (6, 6), (2, 31), (11, 31), (20, 31), (7, 31), (22, 20), (29, 31), (14, 20)] current theta: 0.287336587223 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 774 rows and 774 columns Presolve time: 0.00s Presolved: 283 rows, 314 columns, 814 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 314 integer (314 binary) Root relaxation: cutoff, 248 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 (248 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: 0.431004880834 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 580 rows and 580 columns Presolve time: 0.00s Presolved: 477 rows, 508 columns, 1396 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 508 integer (508 binary) Root relaxation: objective 0.000000e+00, 348 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 (534 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 [0, 15, 20, 31] edges [(14, 31), (25, 15), (21, 15), (11, 15), (9, 15), (15, 15), (19, 20), (16, 31), (23, 0), (12, 31), (18, 20), (10, 20), (30, 31), (28, 20), (24, 20), (2, 15), (20, 20), (6, 0), (4, 31), (31, 20), (1, 20), (0, 15), (5, 0), (17, 31), (26, 31), (8, 15), (7, 31), (27, 15), (22, 20), (13, 15), (29, 31), (3, 20)] current theta: 0.359170734028 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 696 rows and 696 columns Presolve time: 0.00s Presolved: 361 rows, 392 columns, 1048 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 392 integer (392 binary) Root relaxation: objective 0.000000e+00, 303 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 (303 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.323253660626 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: cutoff, 302 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 (302 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: 0.341212197327 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 722 rows and 722 columns Presolve time: 0.00s Presolved: 335 rows, 366 columns, 970 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 366 integer (366 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+00, gap - current theta: 0.350191465678 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 706 rows and 706 columns Presolve time: 0.00s Presolved: 351 rows, 382 columns, 1018 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 382 integer (382 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.345701831502 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 714 rows and 714 columns Presolve time: 0.00s Presolved: 343 rows, 374 columns, 994 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 374 integer (374 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.343457014415 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: cutoff, 281 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 (281 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: 0.344579422959 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 716 rows and 716 columns Presolve time: 0.00s Presolved: 341 rows, 372 columns, 988 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 372 integer (372 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.344018218687 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 716 rows and 716 columns Presolve time: 0.00s Presolved: 341 rows, 372 columns, 988 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 372 integer (372 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.343737616551 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: cutoff, 281 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 (281 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: 0.343877917619 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 716 rows and 716 columns Presolve time: 0.00s Presolved: 341 rows, 372 columns, 988 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 372 integer (372 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 [0, 14, 21, 22] edges [(9, 0), (24, 21), (3, 22), (18, 22), (30, 22), (10, 22), (0, 0), (16, 22), (12, 22), (27, 22), (29, 14), (15, 0), (4, 22), (19, 22), (23, 14), (1, 22), (13, 14), (26, 22), (6, 0), (28, 22), (5, 0), (7, 14), (20, 22), (22, 22), (31, 22), (8, 21), (11, 0), (25, 21), (21, 21), (14, 22), (17, 22), (2, 14)] current theta: 0.343807767085 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: cutoff, 281 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 (281 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 -