current theta: 0.521404077507 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 170 rows and 176 columns Presolve time: 0.00s Presolved: 251 rows, 264 columns, 724 nonzeros Variable types: 0 continuous, 264 integer (264 binary) Root relaxation: objective 0.000000e+00, 149 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 (149 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] edges [(16, 9), (9, 9), (10, 9), (0, 9), (17, 4), (7, 9), (13, 4), (15, 9), (1, 4), (8, 4), (6, 9), (18, 4), (11, 9), (12, 9), (5, 9), (19, 9), (14, 4), (3, 9), (4, 9), (2, 9)] current theta: 0.260702038753 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 316 rows and 335 columns Presolve time: 0.00s Presolved: 105 rows, 105 columns, 279 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 105 integer (104 binary) Root relaxation: cutoff, 20 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 (20 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: 0.39105305813 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 248 rows and 264 columns Presolve time: 0.00s Presolved: 173 rows, 176 columns, 480 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 176 integer (176 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: 0.456228567818 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 MIP start did not produce a feasible solution Variable types: 0 continuous, 219 integer (219 binary) Root relaxation: cutoff, 203 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 (203 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: 0.488816322662 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 190 rows and 199 columns Presolve time: 0.00s Presolved: 231 rows, 241 columns, 661 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 241 integer (241 binary) Root relaxation: cutoff, 183 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 (183 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: 0.505110200084 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 180 rows and 187 columns Presolve time: 0.00s Presolved: 241 rows, 253 columns, 693 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 253 integer (253 binary) Root relaxation: cutoff, 6 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 (6 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] edges [(16, 9), (9, 9), (10, 9), (0, 9), (17, 4), (7, 9), (13, 4), (15, 9), (1, 4), (8, 4), (6, 9), (18, 4), (11, 9), (12, 9), (5, 9), (19, 9), (14, 4), (3, 9), (4, 9), (2, 9)] current theta: 0.496963261373 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 188 rows and 197 columns Presolve time: 0.00s Presolved: 233 rows, 243 columns, 667 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 243 integer (243 binary) Root relaxation: cutoff, 205 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 (205 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: 0.501036730729 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 190 columns Presolve time: 0.00s Presolved: 239 rows, 250 columns, 686 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 250 integer (250 binary) Root relaxation: cutoff, 7 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 (7 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] edges [(16, 9), (9, 9), (10, 9), (0, 9), (17, 4), (7, 9), (13, 4), (15, 9), (1, 4), (8, 4), (6, 9), (18, 4), (11, 9), (12, 9), (5, 9), (19, 9), (14, 4), (3, 9), (4, 9), (2, 9)] current theta: 0.498999996051 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 188 rows and 197 columns Presolve time: 0.00s Presolved: 233 rows, 243 columns, 667 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 243 integer (243 binary) Root relaxation: cutoff, 205 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 (205 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: 0.50001836339 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 184 rows and 192 columns Presolve time: 0.00s Presolved: 237 rows, 248 columns, 680 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: cutoff, 7 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 (7 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] edges [(16, 9), (9, 9), (10, 9), (0, 9), (17, 4), (7, 9), (13, 4), (15, 9), (1, 4), (8, 4), (6, 9), (18, 4), (11, 9), (12, 9), (5, 9), (19, 9), (14, 4), (3, 9), (4, 9), (2, 9)] current theta: 0.499509179721 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 188 rows and 197 columns Presolve time: 0.00s Presolved: 233 rows, 243 columns, 667 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 243 integer (243 binary) Root relaxation: cutoff, 205 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 (205 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: 0.499763771555 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 186 rows and 194 columns Presolve time: 0.00s Presolved: 235 rows, 246 columns, 674 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 246 integer (246 binary) Root relaxation: cutoff, 178 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 (178 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: 0.499891067473 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 184 rows and 192 columns Presolve time: 0.00s Presolved: 237 rows, 248 columns, 680 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 248 integer (248 binary) Root relaxation: cutoff, 7 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 (7 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] edges [(16, 9), (9, 9), (10, 9), (0, 9), (17, 4), (7, 9), (13, 4), (15, 9), (1, 4), (8, 4), (6, 9), (18, 4), (11, 9), (12, 9), (5, 9), (19, 9), (14, 4), (3, 9), (4, 9), (2, 9)] current theta: 0.499827419514 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 186 rows and 194 columns Presolve time: 0.00s Presolved: 235 rows, 246 columns, 674 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 246 integer (246 binary) Root relaxation: cutoff, 178 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 (178 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 -