current theta: 0.57314228961
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 130 rows and 132 columns
Presolve time: 0.00s
Presolved: 291 rows, 308 columns, 848 nonzeros
Variable types: 0 continuous, 308 integer (308 binary)
Root relaxation: objective 0.000000e+00, 163 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 0.00000 0 44 - 0.00000 - - 0s
H 0 0 0.0000000 0.00000 0.00% - 0s
Explored 0 nodes (425 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 [8, 12]
edges [(14, 8), (2, 12), (11, 8), (6, 12), (19, 8), (4, 8), (16, 8), (3, 8), (10, 8), (17, 12), (9, 8), (15, 12), (8, 8), (12, 12), (1, 12), (7, 8), (18, 12), (0, 12), (13, 8), (5, 12)]
current theta: 0.286571144805
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 290 rows and 309 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 (131 binary)
Root relaxation: cutoff, 137 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 (137 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: 0.429856717208
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 214 rows and 225 columns
Presolve time: 0.00s
Presolved: 207 rows, 215 columns, 587 nonzeros
MIP start did not produce a feasible solution
Variable types: 0 continuous, 215 integer (215 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: 0.501499503409
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 182 rows and 188 columns
Presolve time: 0.00s
Presolved: 239 rows, 252 columns, 688 nonzeros
MIP start did not produce a feasible solution
Variable types: 0 continuous, 252 integer (252 binary)
Root relaxation: objective 0.000000e+00, 184 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 (321 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, 8]
edges [(14, 8), (11, 8), (19, 8), (0, 2), (4, 8), (6, 2), (16, 8), (15, 2), (3, 8), (5, 2), (7, 2), (9, 8), (18, 2), (8, 8), (10, 2), (17, 2), (12, 2), (2, 2), (13, 8), (1, 2)]
current theta: 0.465678110308
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 206 rows and 215 columns
Presolve time: 0.00s
Presolved: 215 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, 204 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 (204 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.447767413758
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 208 rows and 218 columns
Presolve time: 0.00s
Presolved: 213 rows, 222 columns, 606 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 222 integer (222 binary)
Root relaxation: cutoff, 9 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 (9 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.438812065483
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 210 rows and 221 columns
Presolve time: 0.00s
Presolved: 211 rows, 219 columns, 599 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 219 integer (219 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.434334391345
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 214 rows and 225 columns
Presolve time: 0.00s
Presolved: 207 rows, 215 columns, 587 nonzeros
MIP start did not produce a feasible solution
Variable types: 0 continuous, 215 integer (215 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: 0.436573228414
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 210 rows and 221 columns
Presolve time: 0.00s
Presolved: 211 rows, 219 columns, 599 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 219 integer (219 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.43545380988
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 212 rows and 223 columns
Presolve time: 0.00s
Presolved: 209 rows, 217 columns, 593 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 217 integer (217 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.434894100613
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 212 rows and 223 columns
Presolve time: 0.00s
Presolved: 209 rows, 217 columns, 593 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 217 integer (217 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.434614245979
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 212 rows and 223 columns
Presolve time: 0.00s
Presolved: 209 rows, 217 columns, 593 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 217 integer (217 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.434474318662
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 212 rows and 223 columns
Presolve time: 0.00s
Presolved: 209 rows, 217 columns, 593 nonzeros
Loaded MIP start with objective 0
Variable types: 0 continuous, 217 integer (217 binary)
Root relaxation: cutoff, 10 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 (10 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, 15]
edges [(11, 15), (14, 8), (1, 15), (7, 15), (15, 15), (5, 15), (19, 8), (18, 15), (4, 8), (16, 8), (12, 15), (3, 8), (2, 15), (9, 8), (10, 15), (0, 15), (6, 15), (8, 8), (17, 15), (13, 15)]
current theta: 0.434404355004
Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:43 2014
Optimize a model with 421 rows, 440 columns and 1240 nonzeros
Presolve removed 214 rows and 225 columns
Presolve time: 0.00s
Presolved: 207 rows, 215 columns, 587 nonzeros
MIP start did not produce a feasible solution
Variable types: 0 continuous, 215 integer (215 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 -