current theta: 0.500591915446 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 188 rows and 200 columns Presolve time: 0.00s Presolved: 193 rows, 199 columns, 545 nonzeros Variable types: 0 continuous, 199 integer (199 binary) Root relaxation: objective 0.000000e+00, 152 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 (152 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 [16, 18] edges [(6, 18), (13, 18), (7, 16), (2, 16), (5, 18), (1, 16), (18, 18), (0, 16), (10, 18), (4, 16), (12, 18), (9, 18), (14, 16), (17, 16), (15, 18), (11, 18), (3, 18), (16, 16), (8, 16)] current theta: 0.250295957723 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 290 rows and 309 columns Presolve time: 0.00s Presolved: 91 rows, 90 columns, 232 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 90 integer (90 binary) Root relaxation: cutoff, 95 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 (95 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: 0.375443936584 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 244 rows and 263 columns Presolve time: 0.00s Presolved: 137 rows, 136 columns, 370 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 136 integer (136 binary) Root relaxation: cutoff, 131 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 (131 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: 0.438017926015 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 226 rows and 243 columns Presolve time: 0.00s Presolved: 155 rows, 156 columns, 426 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 156 integer (156 binary) Root relaxation: cutoff, 126 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 (126 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: 0.46930492073 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 200 rows and 214 columns Presolve time: 0.00s Presolved: 181 rows, 185 columns, 507 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 185 integer (185 binary) Root relaxation: objective 0.000000e+00, 147 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 (147 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, 13] edges [(14, 1), (13, 13), (3, 13), (1, 13), (12, 13), (4, 1), (17, 1), (5, 13), (9, 1), (18, 13), (2, 1), (16, 1), (8, 13), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (11, 13)] current theta: 0.453661423373 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 218 rows and 234 columns Presolve time: 0.00s Presolved: 163 rows, 165 columns, 451 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 165 integer (165 binary) Root relaxation: cutoff, 135 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 (135 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: 0.461483172051 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 208 rows and 224 columns Presolve time: 0.00s Presolved: 173 rows, 175 columns, 481 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 175 integer (175 binary) Root relaxation: cutoff, 15 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 (15 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, 13] edges [(14, 1), (13, 13), (3, 13), (1, 13), (12, 13), (4, 1), (17, 1), (5, 13), (9, 1), (18, 13), (2, 1), (16, 1), (8, 13), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (11, 13)] current theta: 0.457572297712 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 212 rows and 228 columns Presolve time: 0.00s Presolved: 169 rows, 171 columns, 469 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 171 integer (171 binary) Root relaxation: cutoff, 15 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 (15 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, 13] edges [(14, 1), (13, 13), (3, 13), (1, 13), (12, 13), (4, 1), (17, 1), (5, 13), (9, 1), (18, 13), (2, 1), (16, 1), (8, 13), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (11, 13)] current theta: 0.455616860542 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 216 rows and 232 columns Presolve time: 0.00s Presolved: 165 rows, 167 columns, 457 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 167 integer (167 binary) Root relaxation: objective 0.000000e+00, 145 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 (145 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, 13] edges [(14, 1), (11, 1), (3, 13), (12, 13), (4, 1), (17, 1), (9, 13), (5, 13), (18, 13), (1, 1), (2, 1), (16, 1), (8, 1), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (13, 1)] current theta: 0.454639141957 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 216 rows and 232 columns Presolve time: 0.00s Presolved: 165 rows, 167 columns, 457 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 167 integer (167 binary) Root relaxation: cutoff, 15 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 (15 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, 13] edges [(14, 1), (11, 1), (3, 13), (12, 13), (4, 1), (17, 1), (9, 13), (5, 13), (18, 13), (1, 1), (2, 1), (16, 1), (8, 1), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (13, 1)] current theta: 0.454150282665 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 218 rows and 234 columns Presolve time: 0.00s Presolved: 163 rows, 165 columns, 451 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 165 integer (165 binary) Root relaxation: cutoff, 135 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 (135 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: 0.454394712311 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 216 rows and 232 columns Presolve time: 0.00s Presolved: 165 rows, 167 columns, 457 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 167 integer (167 binary) Root relaxation: cutoff, 15 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 (15 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, 13] edges [(14, 1), (11, 1), (3, 13), (12, 13), (4, 1), (17, 1), (9, 13), (5, 13), (18, 13), (1, 1), (2, 1), (16, 1), (8, 1), (15, 1), (10, 13), (0, 1), (6, 13), (7, 1), (13, 1)] current theta: 0.454272497488 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 218 rows and 234 columns Presolve time: 0.00s Presolved: 163 rows, 165 columns, 451 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 165 integer (165 binary) Root relaxation: cutoff, 135 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 (135 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: 0.4543336049 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:40 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 218 rows and 234 columns Presolve time: 0.00s Presolved: 163 rows, 165 columns, 451 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 165 integer (165 binary) Root relaxation: cutoff, 135 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 (135 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 -