current theta: 0.598647039804 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:50 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 238 rows and 246 columns Presolve time: 0.00s Presolved: 269 rows, 282 columns, 774 nonzeros Variable types: 0 continuous, 282 integer (282 binary) Root relaxation: objective 0.000000e+00, 179 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 (290 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 [8, 12, 20] edges [(9, 20), (5, 20), (12, 20), (6, 12), (4, 20), (19, 20), (10, 20), (11, 12), (7, 12), (20, 20), (17, 12), (1, 20), (13, 12), (16, 12), (8, 8), (0, 20), (21, 12), (18, 12), (2, 20), (15, 8), (3, 20), (14, 20)] current theta: 0.299323519902 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:50 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 390 rows and 412 columns Presolve time: 0.00s Presolved: 117 rows, 116 columns, 304 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 116 integer (116 binary) Root relaxation: cutoff, 74 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 (74 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: 0.448985279853 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:50 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 310 rows and 325 columns Presolve time: 0.00s Presolved: 197 rows, 203 columns, 551 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 203 integer (203 binary) Root relaxation: cutoff, 161 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 (161 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: 0.523816159829 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:50 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 272 rows and 282 columns Presolve time: 0.00s Presolved: 235 rows, 246 columns, 670 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 246 integer (246 binary) Root relaxation: objective 0.000000e+00, 160 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 (160 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 [8, 11, 14] edges [(20, 14), (10, 14), (6, 14), (16, 11), (14, 14), (13, 11), (4, 14), (5, 8), (2, 8), (15, 11), (17, 11), (0, 8), (18, 11), (21, 14), (9, 8), (1, 14), (7, 14), (8, 8), (11, 11), (19, 14), (12, 14), (3, 14)] current theta: 0.486400719841 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:50 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 290 rows and 303 columns Presolve time: 0.00s Presolved: 217 rows, 225 columns, 613 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 225 integer (225 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 [7, 9, 11] edges [(20, 7), (10, 7), (9, 9), (12, 7), (16, 11), (14, 7), (0, 9), (4, 7), (13, 11), (6, 7), (8, 9), (21, 7), (15, 11), (19, 7), (17, 11), (18, 11), (1, 7), (5, 9), (7, 7), (11, 11), (3, 7), (2, 9)] current theta: 0.467692999847 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 304 rows and 318 columns Presolve time: 0.00s Presolved: 203 rows, 210 columns, 570 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 150 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 (150 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: 0.477046859844 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 304 rows and 318 columns Presolve time: 0.00s Presolved: 203 rows, 210 columns, 570 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 150 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 (150 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: 0.481723789843 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 298 rows and 312 columns Presolve time: 0.00s Presolved: 209 rows, 216 columns, 588 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 216 integer (216 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 (330 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, 16] edges [(20, 14), (10, 14), (9, 15), (14, 14), (15, 15), (4, 14), (5, 15), (6, 16), (2, 15), (11, 16), (18, 16), (21, 14), (0, 15), (1, 14), (7, 14), (17, 16), (19, 14), (8, 15), (16, 16), (12, 14), (13, 15), (3, 14)] current theta: 0.479385324843 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 304 rows and 318 columns Presolve time: 0.00s Presolved: 203 rows, 210 columns, 570 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 210 integer (210 binary) Root relaxation: cutoff, 150 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 (150 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: 0.480554557343 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 302 rows and 316 columns Presolve time: 0.00s Presolved: 205 rows, 212 columns, 576 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 212 integer (212 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: 0.481139173593 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 302 rows and 316 columns Presolve time: 0.00s Presolved: 205 rows, 212 columns, 576 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 212 integer (212 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: 0.481431481718 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 302 rows and 316 columns Presolve time: 0.00s Presolved: 205 rows, 212 columns, 576 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 212 integer (212 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: 0.48157763578 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 300 rows and 314 columns Presolve time: 0.00s Presolved: 207 rows, 214 columns, 582 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 214 integer (214 binary) Root relaxation: cutoff, 14 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 (14 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, 16] edges [(20, 14), (10, 14), (9, 15), (14, 14), (15, 15), (4, 14), (5, 15), (6, 16), (2, 15), (11, 16), (18, 16), (21, 14), (0, 15), (1, 14), (7, 14), (17, 16), (19, 14), (8, 15), (16, 16), (12, 14), (13, 15), (3, 14)] current theta: 0.481504558749 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:51 2014 Optimize a model with 507 rows, 528 columns and 1496 nonzeros Presolve removed 300 rows and 314 columns Presolve time: 0.00s Presolved: 207 rows, 214 columns, 582 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 214 integer (214 binary) Root relaxation: cutoff, 14 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 (14 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, 16] edges [(20, 14), (10, 14), (9, 15), (14, 14), (15, 15), (4, 14), (5, 15), (6, 16), (2, 15), (11, 16), (18, 16), (21, 14), (0, 15), (1, 14), (7, 14), (17, 16), (19, 14), (8, 15), (16, 16), (12, 14), (13, 15), (3, 14)]