current theta: 0.576051239372 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 326 rows and 326 columns Presolve time: 0.00s Presolved: 431 rows, 457 columns, 1263 nonzeros Variable types: 0 continuous, 457 integer (457 binary) Root relaxation: objective 0.000000e+00, 156 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 (156 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, 25, 26] edges [(20, 25), (23, 26), (14, 26), (10, 26), (21, 26), (15, 26), (11, 25), (26, 26), (12, 25), (3, 26), (2, 26), (5, 25), (16, 6), (25, 26), (1, 26), (13, 26), (8, 26), (6, 6), (4, 25), (7, 26), (22, 26), (18, 26), (9, 25), (17, 26), (24, 26), (19, 25), (0, 26)] current theta: 0.288025619686 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 562 rows and 562 columns Presolve time: 0.00s Presolved: 195 rows, 221 columns, 555 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 221 integer (221 binary) Root relaxation: cutoff, 196 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 (196 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: 0.432038429529 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 438 rows and 438 columns Presolve time: 0.00s Presolved: 319 rows, 345 columns, 927 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 345 integer (345 binary) Root relaxation: objective 0.000000e+00, 264 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 (264 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 [2, 11, 15] edges [(3, 11), (7, 15), (15, 15), (13, 11), (8, 2), (14, 2), (21, 2), (0, 11), (26, 15), (16, 15), (22, 15), (5, 11), (24, 15), (6, 15), (18, 2), (25, 2), (20, 2), (10, 2), (11, 11), (1, 11), (17, 2), (12, 11), (2, 2), (19, 11), (9, 11), (23, 15), (4, 2)] current theta: 0.360032024607 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 502 rows and 502 columns Presolve time: 0.00s Presolved: 255 rows, 281 columns, 735 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 281 integer (281 binary) Root relaxation: cutoff, 218 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 (218 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: 0.396035227068 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 474 rows and 474 columns Presolve time: 0.00s Presolved: 283 rows, 309 columns, 819 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 309 integer (309 binary) Root relaxation: objective 0.000000e+00, 243 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 (243 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.378033625838 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 496 rows and 496 columns Presolve time: 0.00s Presolved: 261 rows, 287 columns, 753 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 287 integer (287 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+00, gap - current theta: 0.387034426453 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 482 rows and 482 columns Presolve time: 0.00s Presolved: 275 rows, 301 columns, 795 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 301 integer (301 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.382534026145 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 490 rows and 490 columns Presolve time: 0.00s Presolved: 267 rows, 293 columns, 771 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 293 integer (293 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.380283825992 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 496 rows and 496 columns Presolve time: 0.00s Presolved: 261 rows, 287 columns, 753 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 287 integer (287 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+00, gap - current theta: 0.381408926068 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 494 rows and 494 columns Presolve time: 0.00s Presolved: 263 rows, 289 columns, 759 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 289 integer (289 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.38084637603 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 494 rows and 494 columns Presolve time: 0.00s Presolved: 263 rows, 289 columns, 759 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 289 integer (289 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.380565101011 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 494 rows and 494 columns Presolve time: 0.00s Presolved: 263 rows, 289 columns, 759 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 289 integer (289 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)] current theta: 0.380424463501 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 496 rows and 496 columns Presolve time: 0.00s Presolved: 261 rows, 287 columns, 753 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 287 integer (287 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+00, gap - current theta: 0.380494782256 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 494 rows and 494 columns Presolve time: 0.00s Presolved: 263 rows, 289 columns, 759 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 289 integer (289 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, 20, 24] edges [(9, 0), (17, 24), (1, 0), (15, 24), (16, 24), (0, 0), (4, 20), (10, 24), (21, 20), (14, 0), (20, 20), (8, 24), (13, 0), (26, 24), (7, 24), (5, 0), (12, 0), (6, 24), (19, 0), (11, 0), (24, 24), (25, 0), (23, 24), (3, 0), (2, 20), (22, 24), (18, 24)]