current theta: 0.574842721554 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 324 rows and 326 columns Presolve time: 0.00s Presolved: 489 rows, 514 columns, 1434 nonzeros Variable types: 0 continuous, 514 integer (514 binary) Root relaxation: objective 0.000000e+00, 224 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 0.00% - 0s Explored 0 nodes (224 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, 15, 27] edges [(11, 15), (1, 15), (7, 15), (19, 27), (6, 27), (20, 27), (8, 27), (5, 27), (3, 15), (22, 15), (2, 15), (24, 27), (0, 27), (21, 27), (10, 15), (9, 27), (15, 27), (12, 12), (25, 12), (14, 15), (27, 27), (4, 15), (17, 15), (18, 12), (23, 15), (16, 27), (26, 27), (13, 27)] current theta: 0.287421360777 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 628 rows and 656 columns Presolve time: 0.00s Presolved: 185 rows, 184 columns, 496 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 184 integer (184 binary) Root relaxation: cutoff, 199 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 (199 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.431132041166 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 468 rows and 476 columns Presolve time: 0.00s Presolved: 345 rows, 364 columns, 996 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 364 integer (364 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 0.00% - 0s Explored 0 nodes (287 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, 12, 26] edges [(23, 26), (15, 6), (10, 12), (11, 6), (9, 26), (1, 6), (7, 6), (16, 26), (27, 26), (26, 26), (3, 26), (22, 6), (2, 6), (13, 26), (20, 26), (14, 6), (4, 6), (17, 12), (8, 26), (6, 6), (19, 26), (12, 12), (25, 12), (21, 12), (5, 26), (18, 12), (24, 26), (0, 26)] current theta: 0.359276700972 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 544 rows and 565 columns Presolve time: 0.00s Presolved: 269 rows, 275 columns, 755 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 275 integer (275 binary) Root relaxation: objective 0.000000e+00, 249 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 0.00% - 0s Explored 0 nodes (249 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, 10, 16] edges [(15, 4), (18, 10), (25, 16), (11, 4), (7, 4), (17, 10), (24, 16), (3, 4), (12, 10), (13, 16), (1, 10), (5, 4), (10, 10), (0, 16), (4, 4), (23, 16), (22, 10), (2, 4), (14, 4), (9, 16), (20, 16), (16, 16), (27, 16), (6, 4), (8, 16), (19, 16), (21, 10), (26, 16)] current theta: 0.323349030874 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 592 rows and 616 columns Presolve time: 0.00s Presolved: 221 rows, 224 columns, 608 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 224 integer (224 binary) Root relaxation: cutoff, 191 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 (191 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.341312865923 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 568 rows and 591 columns Presolve time: 0.00s Presolved: 245 rows, 249 columns, 681 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 249 integer (249 binary) Root relaxation: cutoff, 210 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 (210 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.350294783447 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 562 rows and 585 columns Presolve time: 0.00s Presolved: 251 rows, 255 columns, 699 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 255 integer (255 binary) Root relaxation: cutoff, 249 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 (249 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.354785742209 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 554 rows and 576 columns Presolve time: 0.00s Presolved: 259 rows, 264 columns, 724 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 264 integer (264 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-01, gap - current theta: 0.35703122159 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 550 rows and 571 columns Presolve time: 0.00s Presolved: 263 rows, 269 columns, 737 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 269 integer (269 binary) Root relaxation: cutoff, 242 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 (242 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.358153961281 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 546 rows and 567 columns Presolve time: 0.00s Presolved: 267 rows, 273 columns, 749 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 273 integer (273 binary) Root relaxation: objective 0.000000e+00, 236 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 0.00% - 0s Explored 0 nodes (236 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, 10, 27] edges [(15, 4), (18, 10), (11, 4), (19, 27), (7, 4), (20, 27), (17, 10), (3, 4), (12, 10), (8, 27), (5, 27), (1, 10), (10, 10), (23, 27), (4, 4), (24, 27), (0, 27), (22, 10), (9, 27), (2, 4), (14, 4), (27, 27), (6, 4), (16, 27), (21, 10), (25, 27), (26, 27), (13, 27)] current theta: 0.357592591436 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 548 rows and 569 columns Presolve time: 0.00s Presolved: 265 rows, 271 columns, 743 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 271 integer (271 binary) Root relaxation: cutoff, 255 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 (255 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.357873276358 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 548 rows and 569 columns Presolve time: 0.00s Presolved: 265 rows, 271 columns, 743 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 271 integer (271 binary) Root relaxation: cutoff, 255 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 (255 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.35801361882 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 546 rows and 567 columns Presolve time: 0.00s Presolved: 267 rows, 273 columns, 749 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 273 integer (273 binary) Root relaxation: cutoff, 21 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 0.00000 -1.00000 - - 0s Explored 0 nodes (21 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, 10, 27] edges [(15, 4), (18, 10), (11, 4), (19, 27), (7, 4), (20, 27), (17, 10), (3, 4), (12, 10), (8, 27), (5, 27), (1, 10), (10, 10), (23, 27), (4, 4), (24, 27), (0, 27), (22, 10), (9, 27), (2, 4), (14, 4), (27, 27), (6, 4), (16, 27), (21, 10), (25, 27), (26, 27), (13, 27)] current theta: 0.357943447589 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:16 2014 Optimize a model with 813 rows, 840 columns and 2408 nonzeros Presolve removed 546 rows and 567 columns Presolve time: 0.00s Presolved: 267 rows, 273 columns, 749 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 273 integer (273 binary) Root relaxation: cutoff, 21 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 0.00000 -1.00000 - - 0s Explored 0 nodes (21 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, 10, 27] edges [(15, 4), (18, 10), (11, 4), (19, 27), (7, 4), (20, 27), (17, 10), (3, 4), (12, 10), (8, 27), (5, 27), (1, 10), (10, 10), (23, 27), (4, 4), (24, 27), (0, 27), (22, 10), (9, 27), (2, 4), (14, 4), (27, 27), (6, 4), (16, 27), (21, 10), (25, 27), (26, 27), (13, 27)]