current theta: 0.590624267445 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 622 rows and 622 columns Presolve time: 0.01s Presolved: 1101 rows, 1141 columns, 3259 nonzeros Variable types: 0 continuous, 1141 integer (1141 binary) Root relaxation: objective 0.000000e+00, 334 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 (614 simplex iterations) in 0.02 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 [24, 29, 31, 39, 40] edges [(5, 39), (22, 40), (38, 39), (20, 24), (28, 40), (31, 24), (7, 24), (14, 39), (23, 24), (3, 31), (8, 40), (1, 39), (13, 40), (10, 39), (18, 39), (37, 24), (4, 39), (33, 39), (17, 40), (26, 40), (35, 24), (11, 24), (29, 31), (27, 39), (24, 40), (21, 24), (34, 40), (19, 24), (30, 24), (32, 40), (0, 39), (9, 40), (15, 39), (36, 40), (12, 39), (6, 39), (2, 29), (39, 40), (40, 40), (25, 39), (16, 40)] current theta: 0.295312133722 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1320 rows and 1320 columns Presolve time: 0.00s Presolved: 403 rows, 443 columns, 1165 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 443 integer (443 binary) Root relaxation: cutoff, 438 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 (438 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: 0.442968200584 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 944 rows and 944 columns Presolve time: 0.01s Presolved: 779 rows, 819 columns, 2293 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 819 integer (819 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 [19, 29, 35, 39, 40] edges [(1, 40), (10, 19), (5, 39), (22, 40), (34, 39), (30, 35), (38, 39), (7, 35), (13, 19), (8, 39), (26, 35), (14, 39), (29, 19), (18, 19), (21, 35), (37, 40), (35, 35), (2, 19), (33, 39), (24, 40), (12, 19), (3, 19), (28, 19), (20, 35), (39, 39), (0, 39), (11, 35), (4, 40), (9, 39), (17, 39), (15, 39), (23, 35), (31, 35), (32, 39), (27, 19), (36, 40), (19, 35), (6, 39), (40, 40), (25, 39), (16, 40)] current theta: 0.369140167153 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1146 rows and 1146 columns Presolve time: 0.01s Presolved: 577 rows, 617 columns, 1687 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 617 integer (617 binary) Root relaxation: objective 0.000000e+00, 233 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 (233 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 [19, 23, 35, 39, 40] edges [(5, 39), (34, 39), (22, 35), (17, 23), (13, 35), (38, 39), (16, 39), (37, 39), (14, 39), (19, 23), (29, 19), (8, 23), (18, 19), (21, 35), (1, 39), (11, 23), (30, 19), (35, 35), (2, 19), (27, 23), (33, 39), (10, 23), (26, 40), (23, 19), (32, 23), (12, 19), (3, 19), (28, 35), (39, 39), (0, 39), (4, 40), (15, 39), (24, 35), (20, 23), (31, 35), (9, 23), (7, 23), (36, 40), (6, 39), (40, 40), (25, 39)] current theta: 0.332226150438 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1246 rows and 1246 columns Presolve time: 0.00s Presolved: 477 rows, 517 columns, 1387 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 517 integer (517 binary) Root relaxation: objective 0.000000e+00, 493 iterations, 0.01 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 (493 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, 12, 35, 39, 40] edges [(3, 2), (5, 39), (34, 39), (10, 12), (29, 2), (22, 35), (13, 35), (7, 35), (8, 39), (16, 39), (37, 39), (14, 39), (21, 35), (1, 39), (23, 12), (35, 35), (33, 39), (38, 12), (26, 40), (30, 12), (32, 12), (17, 12), (12, 12), (20, 35), (28, 35), (39, 39), (0, 39), (11, 35), (4, 40), (9, 39), (15, 39), (24, 35), (31, 35), (27, 12), (36, 40), (19, 12), (6, 39), (2, 2), (18, 12), (40, 40), (25, 39)] current theta: 0.31376914208 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1284 rows and 1284 columns Presolve time: 0.00s Presolved: 439 rows, 479 columns, 1273 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 479 integer (479 binary) Root relaxation: objective 0.000000e+00, 498 iterations, 0.01 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 (498 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 [1, 2, 11, 14, 26] edges [(3, 2), (0, 14), (23, 11), (29, 2), (26, 26), (27, 14), (34, 14), (38, 14), (20, 11), (36, 1), (6, 14), (13, 11), (28, 26), (4, 1), (39, 1), (37, 1), (7, 26), (22, 26), (19, 11), (17, 26), (33, 1), (9, 26), (40, 26), (31, 11), (1, 1), (32, 26), (8, 26), (18, 14), (15, 14), (24, 26), (10, 14), (14, 14), (30, 11), (21, 11), (25, 14), (16, 1), (35, 11), (11, 11), (5, 14), (2, 2), (12, 14)] current theta: 0.304540637901 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1294 rows and 1294 columns Presolve time: 0.00s Presolved: 429 rows, 469 columns, 1243 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 469 integer (469 binary) Root relaxation: objective 0.000000e+00, 419 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 (419 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 [5, 28, 29, 30, 36] edges [(21, 28), (4, 36), (24, 28), (0, 5), (10, 5), (35, 28), (11, 28), (14, 5), (15, 5), (33, 5), (36, 36), (32, 30), (8, 5), (22, 28), (18, 30), (40, 36), (9, 5), (28, 28), (19, 30), (20, 28), (7, 28), (17, 5), (12, 30), (16, 36), (34, 5), (1, 36), (38, 5), (29, 29), (39, 5), (26, 28), (27, 5), (31, 30), (37, 5), (13, 28), (6, 5), (25, 5), (23, 30), (5, 5), (30, 30), (2, 29), (3, 29)] current theta: 0.299926385812 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1310 rows and 1310 columns Presolve time: 0.00s Presolved: 413 rows, 453 columns, 1195 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 453 integer (453 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 [5, 28, 29, 30, 36] edges [(21, 28), (4, 36), (24, 28), (0, 5), (10, 5), (35, 28), (11, 28), (14, 5), (15, 5), (33, 5), (36, 36), (32, 30), (8, 5), (22, 28), (18, 30), (40, 36), (9, 5), (28, 28), (19, 30), (20, 28), (7, 28), (17, 5), (12, 30), (16, 36), (34, 5), (1, 36), (38, 5), (29, 29), (39, 5), (26, 28), (27, 5), (31, 30), (37, 5), (13, 28), (6, 5), (25, 5), (23, 30), (5, 5), (30, 30), (2, 29), (3, 29)] current theta: 0.297619259767 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1312 rows and 1312 columns Presolve time: 0.00s Presolved: 411 rows, 451 columns, 1189 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 451 integer (451 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 [5, 28, 29, 30, 36] edges [(21, 28), (4, 36), (24, 28), (0, 5), (10, 5), (35, 28), (11, 28), (14, 5), (15, 5), (33, 5), (36, 36), (32, 30), (8, 5), (22, 28), (18, 30), (40, 36), (9, 5), (28, 28), (19, 30), (20, 28), (7, 28), (17, 5), (12, 30), (16, 36), (34, 5), (1, 36), (38, 5), (29, 29), (39, 5), (26, 28), (27, 5), (31, 30), (37, 5), (13, 28), (6, 5), (25, 5), (23, 30), (5, 5), (30, 30), (2, 29), (3, 29)] current theta: 0.296465696745 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1318 rows and 1318 columns Presolve time: 0.00s Presolved: 405 rows, 445 columns, 1171 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 445 integer (445 binary) Root relaxation: cutoff, 470 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 (470 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: 0.297042478256 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1314 rows and 1314 columns Presolve time: 0.00s Presolved: 409 rows, 449 columns, 1183 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 449 integer (449 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 [5, 28, 29, 30, 36] edges [(21, 28), (4, 36), (24, 28), (0, 5), (10, 5), (35, 28), (11, 28), (14, 5), (15, 5), (33, 5), (36, 36), (32, 30), (8, 5), (22, 28), (18, 30), (40, 36), (9, 5), (28, 28), (19, 30), (20, 28), (7, 28), (17, 5), (12, 30), (16, 36), (34, 5), (1, 36), (38, 5), (29, 29), (39, 5), (26, 28), (27, 5), (31, 30), (37, 5), (13, 28), (6, 5), (25, 5), (23, 30), (5, 5), (30, 30), (2, 29), (3, 29)] current theta: 0.2967540875 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1318 rows and 1318 columns Presolve time: 0.00s Presolved: 405 rows, 445 columns, 1171 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 445 integer (445 binary) Root relaxation: cutoff, 470 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 (470 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: 0.296898282878 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1316 rows and 1316 columns Presolve time: 0.00s Presolved: 407 rows, 447 columns, 1177 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 447 integer (447 binary) Root relaxation: cutoff, 457 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 (457 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: 0.296970380567 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:55:08 2012 Optimize a model with 1723 rows, 1763 columns and 5125 nonzeros Presolve removed 1316 rows and 1316 columns Presolve time: 0.00s Presolved: 407 rows, 447 columns, 1177 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 447 integer (447 binary) Root relaxation: cutoff, 457 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 (457 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 -