current theta: 0.518567749439 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 182 rows and 187 columns Presolve time: 0.00s Presolved: 281 rows, 296 columns, 814 nonzeros Variable types: 0 continuous, 296 integer (296 binary) Root relaxation: objective 0.000000e+00, 113 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 (113 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 [4, 8, 12] edges [(2, 12), (6, 12), (16, 4), (14, 12), (4, 4), (11, 12), (3, 8), (10, 8), (19, 12), (17, 12), (15, 12), (13, 12), (8, 8), (12, 12), (1, 12), (7, 8), (20, 12), (18, 12), (0, 12), (9, 12), (5, 12)] current theta: 0.259283874719 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 332 rows and 352 columns Presolve time: 0.00s Presolved: 131 rows, 131 columns, 353 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 131 integer (130 binary) Root relaxation: cutoff, 109 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 (109 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: 0.388925812079 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 252 rows and 261 columns Presolve time: 0.00s Presolved: 211 rows, 222 columns, 600 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 222 integer (222 binary) Root relaxation: objective 0.000000e+00, 124 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 (124 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 [2, 4, 12] edges [(3, 2), (2, 12), (6, 12), (8, 2), (16, 4), (14, 12), (13, 2), (4, 4), (11, 12), (7, 2), (17, 12), (15, 12), (10, 2), (12, 12), (1, 12), (19, 2), (20, 12), (18, 12), (0, 12), (9, 12), (5, 12)] current theta: 0.324104843399 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 296 rows and 313 columns Presolve time: 0.00s Presolved: 167 rows, 170 columns, 460 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 170 integer (170 binary) Root relaxation: cutoff, 155 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 (155 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: 0.356515327739 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 268 rows and 279 columns Presolve time: 0.00s Presolved: 195 rows, 204 columns, 550 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 204 integer (204 binary) Root relaxation: cutoff, 172 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 (172 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: 0.372720569909 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 254 rows and 263 columns Presolve time: 0.00s Presolved: 209 rows, 220 columns, 594 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 220 integer (220 binary) Root relaxation: objective 0.000000e+00, 121 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 (121 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 [2, 4, 12] edges [(19, 4), (3, 2), (6, 12), (8, 2), (16, 4), (14, 12), (13, 2), (4, 4), (11, 12), (7, 2), (17, 12), (15, 12), (10, 2), (12, 12), (1, 12), (2, 2), (20, 12), (18, 12), (0, 12), (9, 12), (5, 12)] current theta: 0.364617948824 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 262 rows and 273 columns Presolve time: 0.00s Presolved: 201 rows, 210 columns, 568 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: objective 0.000000e+00, 166 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 (166 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 [4, 9, 13] edges [(19, 4), (9, 9), (13, 13), (0, 9), (3, 13), (16, 4), (15, 9), (4, 4), (6, 9), (11, 9), (8, 13), (14, 9), (12, 9), (2, 13), (5, 9), (17, 9), (20, 9), (18, 9), (10, 13), (1, 9), (7, 13)] current theta: 0.360566638282 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 266 rows and 277 columns Presolve time: 0.00s Presolved: 197 rows, 206 columns, 556 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 206 integer (206 binary) Root relaxation: cutoff, 155 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 (155 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: 0.362592293553 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 262 rows and 273 columns Presolve time: 0.00s Presolved: 201 rows, 210 columns, 568 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 11 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 (11 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 [4, 9, 13] edges [(19, 4), (9, 9), (13, 13), (0, 9), (3, 13), (16, 4), (15, 9), (4, 4), (6, 9), (11, 9), (8, 13), (14, 9), (12, 9), (2, 13), (5, 9), (17, 9), (20, 9), (18, 9), (10, 13), (1, 9), (7, 13)] current theta: 0.361579465917 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 264 rows and 275 columns Presolve time: 0.00s Presolved: 199 rows, 208 columns, 562 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 208 integer (208 binary) Root relaxation: cutoff, 153 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 (153 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: 0.362085879735 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 262 rows and 273 columns Presolve time: 0.00s Presolved: 201 rows, 210 columns, 568 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 11 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 (11 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 [4, 9, 13] edges [(19, 4), (9, 9), (13, 13), (0, 9), (3, 13), (16, 4), (15, 9), (4, 4), (6, 9), (11, 9), (8, 13), (14, 9), (12, 9), (2, 13), (5, 9), (17, 9), (20, 9), (18, 9), (10, 13), (1, 9), (7, 13)] current theta: 0.361832672826 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 264 rows and 275 columns Presolve time: 0.00s Presolved: 199 rows, 208 columns, 562 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 208 integer (208 binary) Root relaxation: cutoff, 153 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 (153 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: 0.361959276281 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 262 rows and 273 columns Presolve time: 0.00s Presolved: 201 rows, 210 columns, 568 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 11 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 (11 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 [4, 9, 13] edges [(19, 4), (9, 9), (13, 13), (0, 9), (3, 13), (16, 4), (15, 9), (4, 4), (6, 9), (11, 9), (8, 13), (14, 9), (12, 9), (2, 13), (5, 9), (17, 9), (20, 9), (18, 9), (10, 13), (1, 9), (7, 13)] current theta: 0.361895974553 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:47 2014 Optimize a model with 463 rows, 483 columns and 1365 nonzeros Presolve removed 264 rows and 275 columns Presolve time: 0.00s Presolved: 199 rows, 208 columns, 562 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 208 integer (208 binary) Root relaxation: cutoff, 153 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 (153 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 -