current theta: 0.594121175181 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 352 rows and 352 columns Presolve time: 0.01s Presolved: 705 rows, 736 columns, 2080 nonzeros Variable types: 0 continuous, 736 integer (736 binary) Root relaxation: objective 0.000000e+00, 301 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 (558 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 [14, 18, 19, 31] edges [(8, 18), (19, 18), (18, 31), (23, 31), (11, 19), (3, 31), (6, 18), (4, 19), (5, 18), (21, 31), (24, 18), (7, 18), (30, 31), (10, 31), (14, 18), (28, 31), (0, 18), (12, 18), (9, 18), (1, 14), (17, 31), (26, 31), (13, 31), (22, 31), (2, 31), (15, 14), (31, 31), (20, 31), (25, 18), (29, 31), (16, 18), (27, 18)] current theta: 0.297060587591 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 790 rows and 817 columns Presolve time: 0.00s Presolved: 267 rows, 271 columns, 739 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 271 integer (271 binary) Root relaxation: cutoff, 293 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 (293 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: 0.445590881386 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 550 rows and 555 columns Presolve time: 0.01s Presolved: 507 rows, 533 columns, 1481 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 533 integer (533 binary) Root relaxation: objective 0.000000e+00, 295 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 (573 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, 20, 26] edges [(23, 26), (1, 15), (14, 26), (10, 26), (15, 15), (5, 15), (9, 26), (18, 20), (29, 20), (30, 20), (27, 26), (21, 20), (26, 26), (28, 20), (16, 15), (11, 12), (7, 12), (20, 20), (25, 26), (6, 26), (13, 26), (31, 20), (0, 15), (8, 26), (19, 26), (4, 15), (22, 26), (2, 20), (17, 26), (24, 26), (3, 20), (12, 26)] current theta: 0.371325734488 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 692 rows and 707 columns Presolve time: 0.00s Presolved: 365 rows, 381 columns, 1045 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 381 integer (381 binary) Root relaxation: objective 0.000000e+00, 218 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 (218 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, 14, 18, 20] edges [(0, 14), (6, 14), (31, 18), (13, 18), (8, 14), (14, 14), (4, 14), (29, 20), (23, 12), (21, 20), (28, 20), (22, 18), (18, 18), (27, 14), (17, 14), (11, 12), (7, 12), (20, 20), (10, 18), (25, 14), (19, 12), (9, 18), (1, 14), (15, 14), (26, 18), (5, 14), (24, 12), (16, 14), (30, 18), (12, 14), (2, 20), (3, 20)] current theta: 0.33419316104 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 736 rows and 753 columns Presolve time: 0.00s Presolved: 321 rows, 335 columns, 911 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 335 integer (335 binary) Root relaxation: objective 0.000000e+00, 303 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 (303 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 [0, 5, 28, 30] edges [(21, 28), (8, 5), (4, 5), (16, 0), (24, 28), (20, 28), (22, 30), (0, 0), (11, 28), (26, 28), (13, 30), (7, 28), (2, 28), (14, 5), (27, 5), (31, 30), (6, 5), (15, 5), (12, 28), (23, 28), (17, 5), (18, 28), (29, 28), (3, 30), (9, 5), (5, 5), (28, 28), (30, 30), (10, 30), (1, 5), (25, 0), (19, 28)] current theta: 0.315626874315 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 772 rows and 794 columns Presolve time: 0.00s Presolved: 285 rows, 294 columns, 798 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 294 integer (294 binary) Root relaxation: cutoff, 281 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 (281 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: 0.324910017677 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 762 rows and 783 columns Presolve time: 0.00s Presolved: 295 rows, 305 columns, 829 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 305 integer (305 binary) Root relaxation: objective 0.000000e+00, 275 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 (275 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)] current theta: 0.320268445996 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 768 rows and 790 columns Presolve time: 0.00s Presolved: 289 rows, 298 columns, 810 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 298 integer (298 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)] current theta: 0.317947660156 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 770 rows and 792 columns Presolve time: 0.00s Presolved: 287 rows, 296 columns, 804 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 296 integer (296 binary) Root relaxation: cutoff, 289 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 (289 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: 0.319108053076 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 768 rows and 790 columns Presolve time: 0.00s Presolved: 289 rows, 298 columns, 810 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 298 integer (298 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)] current theta: 0.318527856616 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 768 rows and 790 columns Presolve time: 0.00s Presolved: 289 rows, 298 columns, 810 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 298 integer (298 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)] current theta: 0.318237758386 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 770 rows and 792 columns Presolve time: 0.00s Presolved: 287 rows, 296 columns, 804 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 296 integer (296 binary) Root relaxation: cutoff, 289 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 (289 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: 0.318382807501 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 768 rows and 790 columns Presolve time: 0.00s Presolved: 289 rows, 298 columns, 810 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 298 integer (298 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)] current theta: 0.318310282943 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:27:44 2014 Optimize a model with 1057 rows, 1088 columns and 3136 nonzeros Presolve removed 768 rows and 790 columns Presolve time: 0.00s Presolved: 289 rows, 298 columns, 810 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 298 integer (298 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 [14, 15, 28, 30] edges [(21, 28), (25, 15), (1, 15), (6, 14), (24, 28), (20, 28), (22, 30), (8, 14), (14, 14), (4, 14), (11, 28), (13, 30), (7, 28), (2, 28), (31, 30), (27, 14), (16, 15), (17, 14), (12, 28), (23, 28), (0, 15), (18, 28), (29, 28), (3, 30), (9, 14), (15, 14), (28, 28), (5, 14), (30, 30), (10, 30), (19, 28), (26, 14)]