current theta: 0.579244218182 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 414 rows and 414 columns Presolve time: 0.01s Presolved: 643 rows, 674 columns, 1894 nonzeros Variable types: 0 continuous, 674 integer (674 binary) Root relaxation: objective 0.000000e+00, 262 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 (427 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, 19, 20, 22] edges [(17, 20), (11, 22), (13, 20), (9, 20), (7, 4), (5, 20), (16, 20), (12, 19), (30, 22), (8, 20), (10, 22), (3, 19), (18, 20), (29, 20), (23, 22), (25, 20), (4, 22), (15, 22), (27, 19), (28, 19), (1, 22), (26, 22), (19, 19), (20, 20), (6, 20), (24, 22), (0, 20), (31, 22), (22, 20), (2, 20), (21, 19), (14, 20)] current theta: 0.289622109091 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 818 rows and 848 columns Presolve time: 0.00s Presolved: 239 rows, 240 columns, 652 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 240 integer (240 binary) Root relaxation: cutoff, 261 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 (261 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: 0.434433163636 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 624 rows and 632 columns Presolve time: 0.00s Presolved: 433 rows, 456 columns, 1256 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 456 integer (456 binary) Root relaxation: objective 0.000000e+00, 281 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 (513 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 [10, 13, 14, 29] edges [(17, 13), (13, 13), (6, 14), (16, 29), (15, 10), (29, 29), (5, 29), (25, 13), (21, 13), (14, 14), (18, 29), (9, 13), (10, 10), (20, 13), (23, 14), (4, 10), (8, 13), (1, 14), (24, 29), (11, 29), (7, 29), (0, 29), (27, 13), (30, 10), (28, 14), (19, 14), (2, 29), (26, 14), (22, 14), (12, 14), (31, 10), (3, 14)] current theta: 0.362027636363 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 724 rows and 741 columns Presolve time: 0.00s Presolved: 333 rows, 347 columns, 947 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 347 integer (347 binary) Root relaxation: objective 0.000000e+00, 288 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 (288 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 [8, 14, 15, 16] edges [(31, 15), (25, 16), (1, 15), (6, 14), (21, 8), (11, 8), (24, 16), (7, 16), (20, 8), (14, 14), (15, 15), (2, 16), (13, 16), (5, 16), (0, 16), (23, 14), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (17, 16), (28, 14), (8, 8), (19, 14), (9, 14), (4, 15), (16, 16), (26, 14), (12, 14), (3, 14), (27, 8)] current theta: 0.325824872727 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 772 rows and 795 columns Presolve time: 0.00s Presolved: 285 rows, 293 columns, 797 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 293 integer (293 binary) Root relaxation: cutoff, 270 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 (270 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: 0.343926254545 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 748 rows and 767 columns Presolve time: 0.00s Presolved: 309 rows, 321 columns, 873 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 321 integer (321 binary) Root relaxation: cutoff, 20 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 (20 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 [8, 14, 15, 16] edges [(31, 15), (25, 16), (1, 15), (6, 14), (21, 8), (11, 8), (24, 16), (7, 16), (20, 8), (14, 14), (15, 15), (2, 16), (13, 16), (5, 16), (0, 16), (23, 14), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (17, 16), (28, 14), (8, 8), (19, 14), (9, 14), (4, 15), (16, 16), (26, 14), (12, 14), (3, 14), (27, 8)] current theta: 0.334875563636 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 756 rows and 777 columns Presolve time: 0.00s Presolved: 301 rows, 311 columns, 847 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 311 integer (311 binary) Root relaxation: objective 0.000000e+00, 225 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 (225 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 [12, 13, 15, 16] edges [(26, 12), (31, 15), (1, 15), (24, 16), (25, 13), (7, 16), (21, 13), (15, 15), (6, 12), (16, 13), (23, 12), (13, 16), (14, 12), (5, 16), (0, 16), (20, 13), (18, 13), (11, 16), (28, 12), (22, 16), (29, 16), (30, 15), (19, 12), (8, 13), (10, 15), (2, 13), (17, 16), (27, 13), (12, 12), (3, 12), (4, 15), (9, 12)] current theta: 0.330350218182 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 784 columns Presolve time: 0.00s Presolved: 295 rows, 304 columns, 828 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 304 integer (304 binary) Root relaxation: objective 0.000000e+00, 265 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 (265 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 [15, 16, 21, 26] edges [(23, 26), (31, 15), (25, 16), (1, 15), (20, 21), (14, 26), (24, 16), (6, 21), (7, 16), (15, 15), (2, 16), (9, 26), (28, 26), (13, 16), (26, 26), (3, 26), (5, 16), (0, 16), (11, 16), (27, 21), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (19, 26), (17, 16), (8, 21), (4, 15), (16, 16), (21, 21), (12, 26)] current theta: 0.328087545454 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 764 rows and 786 columns Presolve time: 0.00s Presolved: 293 rows, 302 columns, 822 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 302 integer (302 binary) Root relaxation: cutoff, 316 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 (316 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.329218881818 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 784 columns Presolve time: 0.00s Presolved: 295 rows, 304 columns, 828 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 304 integer (304 binary) Root relaxation: cutoff, 23 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 (23 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 [15, 16, 21, 26] edges [(23, 26), (31, 15), (25, 16), (1, 15), (20, 21), (14, 26), (24, 16), (6, 21), (7, 16), (15, 15), (2, 16), (9, 26), (28, 26), (13, 16), (26, 26), (3, 26), (5, 16), (0, 16), (11, 16), (27, 21), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (19, 26), (17, 16), (8, 21), (4, 15), (16, 16), (21, 21), (12, 26)] current theta: 0.328653213636 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 764 rows and 786 columns Presolve time: 0.00s Presolved: 293 rows, 302 columns, 822 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 302 integer (302 binary) Root relaxation: cutoff, 316 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 (316 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.328936047727 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 784 columns Presolve time: 0.00s Presolved: 295 rows, 304 columns, 828 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 304 integer (304 binary) Root relaxation: cutoff, 23 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 (23 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 [15, 16, 21, 26] edges [(23, 26), (31, 15), (25, 16), (1, 15), (20, 21), (14, 26), (24, 16), (6, 21), (7, 16), (15, 15), (2, 16), (9, 26), (28, 26), (13, 16), (26, 26), (3, 26), (5, 16), (0, 16), (11, 16), (27, 21), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (19, 26), (17, 16), (8, 21), (4, 15), (16, 16), (21, 21), (12, 26)] current theta: 0.328794630682 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 784 columns Presolve time: 0.00s Presolved: 295 rows, 304 columns, 828 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 304 integer (304 binary) Root relaxation: cutoff, 23 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 (23 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 [15, 16, 21, 26] edges [(23, 26), (31, 15), (25, 16), (1, 15), (20, 21), (14, 26), (24, 16), (6, 21), (7, 16), (15, 15), (2, 16), (9, 26), (28, 26), (13, 16), (26, 26), (3, 26), (5, 16), (0, 16), (11, 16), (27, 21), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (19, 26), (17, 16), (8, 21), (4, 15), (16, 16), (21, 21), (12, 26)] current theta: 0.328723922159 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:43 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 784 columns Presolve time: 0.00s Presolved: 295 rows, 304 columns, 828 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 304 integer (304 binary) Root relaxation: cutoff, 23 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 (23 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 [15, 16, 21, 26] edges [(23, 26), (31, 15), (25, 16), (1, 15), (20, 21), (14, 26), (24, 16), (6, 21), (7, 16), (15, 15), (2, 16), (9, 26), (28, 26), (13, 16), (26, 26), (3, 26), (5, 16), (0, 16), (11, 16), (27, 21), (22, 16), (18, 16), (29, 16), (30, 15), (10, 15), (19, 26), (17, 16), (8, 21), (4, 15), (16, 16), (21, 21), (12, 26)]