current theta: 0.589623809046 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 182 rows and 194 columns Presolve time: 0.00s Presolved: 199 rows, 205 columns, 563 nonzeros Variable types: 0 continuous, 205 integer (205 binary) Root relaxation: objective 0.000000e+00, 146 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 (146 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.294811904523 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 292 rows and 310 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 229 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 64 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 (64 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: 0.442217856785 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 240 rows and 258 columns Presolve time: 0.00s Presolved: 141 rows, 141 columns, 383 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 141 integer (141 binary) Root relaxation: cutoff, 138 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 (138 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: 0.515920832916 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 202 rows and 216 columns Presolve time: 0.00s Presolved: 179 rows, 183 columns, 501 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 183 integer (183 binary) Root relaxation: cutoff, 164 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 (164 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: 0.552772320981 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 194 rows and 208 columns Presolve time: 0.00s Presolved: 187 rows, 191 columns, 525 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 191 integer (191 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.534346576948 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 198 rows and 212 columns Presolve time: 0.00s Presolved: 183 rows, 187 columns, 513 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 187 integer (187 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.525133704932 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 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 Loaded MIP start with objective 0 Variable types: 0 continuous, 185 integer (185 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.520527268924 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 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 Loaded MIP start with objective 0 Variable types: 0 continuous, 185 integer (185 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.51822405092 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 202 rows and 216 columns Presolve time: 0.00s Presolved: 179 rows, 183 columns, 501 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 183 integer (183 binary) Root relaxation: cutoff, 164 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 (164 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: 0.519375659922 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 202 rows and 216 columns Presolve time: 0.00s Presolved: 179 rows, 183 columns, 501 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 183 integer (183 binary) Root relaxation: cutoff, 164 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 (164 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: 0.519951464423 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 202 rows and 216 columns Presolve time: 0.00s Presolved: 179 rows, 183 columns, 501 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 183 integer (183 binary) Root relaxation: cutoff, 164 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 (164 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: 0.520239366673 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 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 Loaded MIP start with objective 0 Variable types: 0 continuous, 185 integer (185 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.520095415548 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 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 Loaded MIP start with objective 0 Variable types: 0 continuous, 185 integer (185 binary) Root relaxation: cutoff, 13 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 (13 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 [7, 12] edges [(10, 7), (8, 12), (2, 7), (4, 7), (6, 7), (14, 12), (11, 12), (17, 7), (13, 7), (9, 7), (15, 12), (7, 7), (16, 12), (12, 12), (3, 12), (1, 12), (18, 12), (0, 12), (5, 12)] current theta: 0.520023439985 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:39 2014 Optimize a model with 381 rows, 399 columns and 1121 nonzeros Presolve removed 202 rows and 216 columns Presolve time: 0.00s Presolved: 179 rows, 183 columns, 501 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 183 integer (183 binary) Root relaxation: cutoff, 164 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 (164 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 -