current theta: 0.644510963646 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 214 rows and 214 columns Presolve time: 0.01s Presolved: 599 rows, 626 columns, 1766 nonzeros Variable types: 0 continuous, 626 integer (626 binary) Root relaxation: objective 0.000000e+00, 221 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 (397 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 [12, 16, 25] edges [(8, 25), (25, 25), (1, 25), (7, 16), (2, 16), (6, 25), (23, 12), (13, 16), (24, 25), (5, 16), (0, 16), (12, 16), (4, 16), (15, 16), (11, 16), (22, 16), (18, 16), (19, 12), (14, 16), (10, 16), (3, 25), (17, 16), (21, 25), (9, 16), (20, 16), (16, 16), (27, 16), (26, 16)] current theta: 0.322255481823 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 562 rows and 562 columns Presolve time: 0.00s Presolved: 251 rows, 278 columns, 722 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 278 integer (278 binary) Root relaxation: cutoff, 226 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 (226 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: 0.483383222735 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 412 rows and 412 columns Presolve time: 0.00s Presolved: 401 rows, 428 columns, 1172 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 428 integer (428 binary) Root relaxation: cutoff, 274 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 (274 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: 0.56394709319 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 304 rows and 304 columns Presolve time: 0.00s Presolved: 509 rows, 536 columns, 1496 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 536 integer (536 binary) Root relaxation: objective 0.000000e+00, 204 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 (204 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 [25, 26, 27] edges [(23, 26), (2, 27), (8, 25), (25, 25), (19, 27), (10, 26), (6, 25), (24, 25), (18, 27), (26, 26), (0, 25), (3, 26), (5, 25), (11, 27), (1, 26), (20, 26), (9, 27), (14, 27), (21, 25), (7, 26), (15, 27), (27, 27), (22, 26), (4, 27), (16, 27), (17, 26), (12, 26), (13, 27)] current theta: 0.523665157963 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 356 rows and 356 columns Presolve time: 0.00s Presolved: 457 rows, 484 columns, 1340 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 484 integer (484 binary) Root relaxation: objective 0.000000e+00, 280 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 (280 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 [16, 18, 25] edges [(2, 18), (19, 18), (8, 25), (25, 25), (6, 18), (13, 18), (7, 16), (1, 16), (24, 25), (22, 18), (12, 16), (5, 25), (23, 16), (14, 18), (4, 16), (17, 18), (11, 16), (18, 16), (0, 18), (9, 18), (3, 16), (10, 16), (15, 18), (21, 25), (27, 16), (26, 16), (20, 18), (16, 18)] current theta: 0.503524190349 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 386 rows and 386 columns Presolve time: 0.00s Presolved: 427 rows, 454 columns, 1250 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 454 integer (454 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 0.0% - 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 [4, 8, 16] edges [(19, 4), (15, 4), (14, 8), (21, 8), (24, 16), (7, 16), (2, 16), (5, 8), (9, 4), (1, 16), (26, 4), (0, 16), (12, 16), (25, 8), (4, 4), (23, 16), (11, 16), (22, 16), (18, 16), (10, 4), (3, 16), (17, 16), (8, 8), (20, 16), (16, 16), (27, 16), (6, 8), (13, 8)] current theta: 0.493453706542 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 398 rows and 398 columns Presolve time: 0.00s Presolved: 415 rows, 442 columns, 1214 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 442 integer (442 binary) Root relaxation: objective 0.000000e+00, 275 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 (506 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 [4, 5, 14] edges [(19, 4), (8, 5), (24, 14), (15, 4), (0, 14), (11, 4), (14, 14), (17, 4), (2, 5), (20, 4), (9, 4), (6, 5), (4, 4), (23, 14), (13, 14), (18, 4), (25, 5), (21, 5), (10, 4), (1, 14), (7, 14), (5, 5), (26, 14), (16, 14), (22, 14), (12, 14), (27, 4), (3, 14)] current theta: 0.488418464638 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 408 rows and 408 columns Presolve time: 0.00s Presolved: 405 rows, 432 columns, 1184 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 432 integer (432 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: 0.49093608559 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 404 rows and 404 columns Presolve time: 0.00s Presolved: 409 rows, 436 columns, 1196 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 436 integer (436 binary) Root relaxation: cutoff, 295 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 (295 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: 0.492194896066 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 402 rows and 402 columns Presolve time: 0.00s Presolved: 411 rows, 438 columns, 1202 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 438 integer (438 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 [4, 5, 14] edges [(19, 4), (8, 5), (24, 14), (15, 4), (0, 14), (11, 4), (14, 14), (17, 4), (2, 5), (20, 4), (9, 4), (6, 5), (4, 4), (23, 14), (13, 14), (18, 4), (25, 5), (21, 5), (10, 4), (1, 14), (7, 14), (5, 5), (26, 14), (16, 14), (22, 14), (12, 14), (27, 4), (3, 14)] current theta: 0.491565490828 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 404 rows and 404 columns Presolve time: 0.00s Presolved: 409 rows, 436 columns, 1196 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 436 integer (436 binary) Root relaxation: cutoff, 295 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 (295 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: 0.491880193447 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 402 rows and 402 columns Presolve time: 0.00s Presolved: 411 rows, 438 columns, 1202 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 438 integer (438 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 [4, 5, 14] edges [(19, 4), (8, 5), (24, 14), (15, 4), (0, 14), (11, 4), (14, 14), (17, 4), (2, 5), (20, 4), (9, 4), (6, 5), (4, 4), (23, 14), (13, 14), (18, 4), (25, 5), (21, 5), (10, 4), (1, 14), (7, 14), (5, 5), (26, 14), (16, 14), (22, 14), (12, 14), (27, 4), (3, 14)] current theta: 0.491722842137 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 402 rows and 402 columns Presolve time: 0.00s Presolved: 411 rows, 438 columns, 1202 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 438 integer (438 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 [4, 5, 14] edges [(19, 4), (8, 5), (24, 14), (15, 4), (0, 14), (11, 4), (14, 14), (17, 4), (2, 5), (20, 4), (9, 4), (6, 5), (4, 4), (23, 14), (13, 14), (18, 4), (25, 5), (21, 5), (10, 4), (1, 14), (7, 14), (5, 5), (26, 14), (16, 14), (22, 14), (12, 14), (27, 4), (3, 14)] current theta: 0.491644166483 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:24 2012 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 402 rows and 402 columns Presolve time: 0.00s Presolved: 411 rows, 438 columns, 1202 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 438 integer (438 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 [4, 5, 14] edges [(19, 4), (8, 5), (24, 14), (15, 4), (0, 14), (11, 4), (14, 14), (17, 4), (2, 5), (20, 4), (9, 4), (6, 5), (4, 4), (23, 14), (13, 14), (18, 4), (25, 5), (21, 5), (10, 4), (1, 14), (7, 14), (5, 5), (26, 14), (16, 14), (22, 14), (12, 14), (27, 4), (3, 14)]