current theta: 0.544737353777 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 216 rows and 216 columns Presolve time: 0.00s Presolved: 385 rows, 408 columns, 1128 nonzeros Variable types: 0 continuous, 408 integer (408 binary) Root relaxation: objective 0.000000e+00, 87 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 (87 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 [11, 16, 23] edges [(16, 11), (6, 16), (22, 23), (1, 16), (13, 16), (2, 23), (9, 23), (5, 23), (14, 23), (0, 16), (7, 23), (3, 23), (21, 23), (17, 16), (18, 23), (23, 23), (11, 11), (10, 23), (19, 23), (15, 23), (12, 23), (20, 11), (8, 23), (4, 23)] current theta: 0.272368676889 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 446 rows and 446 columns Presolve time: 0.00s Presolved: 155 rows, 178 columns, 438 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 178 integer (178 binary) Root relaxation: cutoff, 167 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 (167 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: 0.408553015333 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 344 rows and 344 columns Presolve time: 0.00s Presolved: 257 rows, 280 columns, 744 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 280 integer (280 binary) Root relaxation: objective 0.000000e+00, 190 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 (190 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 [9, 10, 11] edges [(18, 10), (9, 9), (16, 11), (17, 10), (7, 9), (10, 10), (15, 9), (19, 10), (8, 11), (22, 10), (12, 9), (5, 9), (11, 11), (0, 10), (1, 11), (6, 10), (23, 10), (13, 10), (14, 10), (3, 9), (20, 11), (21, 10), (4, 9), (2, 9)] current theta: 0.340460846111 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 398 rows and 398 columns Presolve time: 0.00s Presolved: 203 rows, 226 columns, 582 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 226 integer (226 binary) Root relaxation: cutoff, 216 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 (216 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: 0.374506930722 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 380 rows and 380 columns Presolve time: 0.00s Presolved: 221 rows, 244 columns, 636 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 244 integer (244 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 (241 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 [9, 20, 22] edges [(9, 9), (23, 9), (8, 20), (10, 22), (7, 9), (15, 20), (16, 22), (19, 22), (6, 22), (1, 22), (20, 20), (21, 9), (14, 9), (12, 9), (5, 9), (22, 22), (18, 9), (17, 22), (11, 20), (13, 22), (0, 22), (2, 20), (4, 9), (3, 20)] current theta: 0.357483888416 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 394 rows and 394 columns Presolve time: 0.00s Presolved: 207 rows, 230 columns, 594 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 230 integer (230 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: 0.365995409569 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 386 rows and 386 columns Presolve time: 0.00s Presolved: 215 rows, 238 columns, 618 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 238 integer (238 binary) Root relaxation: objective 0.000000e+00, 203 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 (203 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.361739648993 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 388 rows and 388 columns Presolve time: 0.00s Presolved: 213 rows, 236 columns, 612 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 236 integer (236 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.359611768704 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 390 rows and 390 columns Presolve time: 0.00s Presolved: 211 rows, 234 columns, 606 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 234 integer (234 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.35854782856 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 390 rows and 390 columns Presolve time: 0.00s Presolved: 211 rows, 234 columns, 606 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 234 integer (234 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.358015858488 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 390 rows and 390 columns Presolve time: 0.00s Presolved: 211 rows, 234 columns, 606 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 234 integer (234 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.357749873452 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 392 rows and 392 columns Presolve time: 0.00s Presolved: 209 rows, 232 columns, 600 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 232 integer (232 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 [1, 15, 23] edges [(6, 23), (7, 15), (19, 1), (11, 1), (15, 15), (5, 15), (17, 23), (13, 23), (2, 23), (9, 23), (3, 15), (14, 23), (0, 23), (12, 15), (1, 1), (16, 1), (20, 15), (21, 23), (18, 23), (8, 1), (23, 23), (10, 23), (4, 15), (22, 1)] current theta: 0.357616880934 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 394 rows and 394 columns Presolve time: 0.00s Presolved: 207 rows, 230 columns, 594 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 230 integer (230 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: 0.357683377193 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:02 2012 Optimize a model with 601 rows, 624 columns and 1776 nonzeros Presolve removed 394 rows and 394 columns Presolve time: 0.00s Presolved: 207 rows, 230 columns, 594 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 230 integer (230 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 -