current theta: 0.554754707884 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 166 rows and 170 columns Presolve time: 0.00s Presolved: 255 rows, 270 columns, 738 nonzeros Variable types: 0 continuous, 270 integer (270 binary) Root relaxation: objective 0.000000e+00, 239 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 (420 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, 13] edges [(19, 13), (13, 13), (5, 1), (6, 1), (3, 13), (12, 1), (16, 13), (17, 1), (9, 13), (18, 1), (10, 1), (0, 13), (1, 1), (2, 1), (8, 13), (4, 13), (15, 1), (7, 1), (11, 13), (14, 13)] current theta: 0.277377353942 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 318 rows and 337 columns Presolve time: 0.00s Presolved: 103 rows, 103 columns, 271 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 103 integer (102 binary) Root relaxation: cutoff, 101 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 (101 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: 0.416066030913 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 238 rows and 251 columns Presolve time: 0.00s Presolved: 183 rows, 189 columns, 513 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 189 integer (189 binary) Root relaxation: cutoff, 157 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 (157 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: 0.485410369399 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 192 rows and 200 columns Presolve time: 0.00s Presolved: 229 rows, 240 columns, 656 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 240 integer (240 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-01, gap - current theta: 0.520082538642 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 180 rows and 185 columns Presolve time: 0.00s Presolved: 241 rows, 255 columns, 695 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 255 integer (255 binary) Root relaxation: objective 0.000000e+00, 182 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 (182 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, 17] edges [(8, 5), (12, 17), (4, 5), (18, 5), (0, 5), (10, 17), (14, 5), (6, 5), (19, 5), (15, 5), (11, 5), (3, 5), (7, 17), (17, 5), (13, 5), (9, 5), (1, 17), (2, 17), (5, 17), (16, 5)] current theta: 0.50274645402 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 188 rows and 195 columns Presolve time: 0.00s Presolved: 233 rows, 245 columns, 669 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 205 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 (205 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: 0.511414496331 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 186 rows and 192 columns Presolve time: 0.00s Presolved: 235 rows, 248 columns, 676 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: objective 0.000000e+00, 195 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 (195 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, 5] edges [(8, 5), (5, 1), (18, 5), (0, 5), (14, 5), (4, 1), (17, 1), (6, 5), (19, 5), (15, 5), (10, 1), (11, 5), (7, 5), (2, 1), (3, 5), (13, 5), (9, 5), (1, 5), (16, 5), (12, 5)] current theta: 0.507080475176 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 186 rows and 192 columns Presolve time: 0.00s Presolved: 235 rows, 248 columns, 676 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: cutoff, 5 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 (5 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, 5] edges [(8, 5), (5, 1), (18, 5), (0, 5), (14, 5), (4, 1), (17, 1), (6, 5), (19, 5), (15, 5), (10, 1), (11, 5), (7, 5), (2, 1), (3, 5), (13, 5), (9, 5), (1, 5), (16, 5), (12, 5)] current theta: 0.504913464598 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 188 rows and 195 columns Presolve time: 0.00s Presolved: 233 rows, 245 columns, 669 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 205 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 (205 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: 0.505996969887 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 188 rows and 195 columns Presolve time: 0.00s Presolved: 233 rows, 245 columns, 669 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 205 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 (205 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: 0.506538722531 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 188 rows and 195 columns Presolve time: 0.00s Presolved: 233 rows, 245 columns, 669 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 205 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 (205 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: 0.506809598853 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 186 rows and 192 columns Presolve time: 0.00s Presolved: 235 rows, 248 columns, 676 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: cutoff, 5 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 (5 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, 5] edges [(8, 5), (5, 1), (18, 5), (0, 5), (14, 5), (4, 1), (17, 1), (6, 5), (19, 5), (15, 5), (10, 1), (11, 5), (7, 5), (2, 1), (3, 5), (13, 5), (9, 5), (1, 5), (16, 5), (12, 5)] current theta: 0.506674160692 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 186 rows and 192 columns Presolve time: 0.00s Presolved: 235 rows, 248 columns, 676 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: cutoff, 5 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 (5 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, 5] edges [(8, 5), (5, 1), (18, 5), (0, 5), (14, 5), (4, 1), (17, 1), (6, 5), (19, 5), (15, 5), (10, 1), (11, 5), (7, 5), (2, 1), (3, 5), (13, 5), (9, 5), (1, 5), (16, 5), (12, 5)] current theta: 0.506606441612 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:42 2014 Optimize a model with 421 rows, 440 columns and 1240 nonzeros Presolve removed 188 rows and 195 columns Presolve time: 0.00s Presolved: 233 rows, 245 columns, 669 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 205 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 (205 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 -