current theta: 0.478766410888 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 58 rows and 67 columns Presolve time: 0.00s Presolved: 99 rows, 101 columns, 275 nonzeros Variable types: 0 continuous, 101 integer (101 binary) Root relaxation: objective 0.000000e+00, 77 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 (77 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] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.239383205444 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 108 rows and 119 columns Presolve time: 0.00s Presolved: 49 rows, 49 columns, 123 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 49 integer (49 binary) Root relaxation: cutoff, 50 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 (50 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: 0.359074808166 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 82 rows and 93 columns Presolve time: 0.00s Presolved: 75 rows, 75 columns, 201 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 75 integer (75 binary) Root relaxation: cutoff, 54 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 (54 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: 0.418920609527 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 66 rows and 76 columns Presolve time: 0.00s Presolved: 91 rows, 92 columns, 250 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 92 integer (92 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.388997708847 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.374036258506 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 76 rows and 87 columns Presolve time: 0.00s Presolved: 81 rows, 81 columns, 219 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 81 integer (81 binary) Root relaxation: cutoff, 59 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 (59 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: 0.381516983677 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 74 rows and 84 columns Presolve time: 0.00s Presolved: 83 rows, 84 columns, 226 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 84 integer (84 binary) Root relaxation: cutoff, 56 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 (56 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: 0.385257346262 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 72 rows and 82 columns Presolve time: 0.00s Presolved: 85 rows, 86 columns, 232 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 86 integer (86 binary) Root relaxation: cutoff, 54 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 (54 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: 0.387127527554 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 72 rows and 82 columns Presolve time: 0.00s Presolved: 85 rows, 86 columns, 232 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 86 integer (86 binary) Root relaxation: cutoff, 54 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 (54 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: 0.3880626182 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.387595072877 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.387361300216 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.387244413885 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)] current theta: 0.38718597072 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:26 2014 Optimize a model with 157 rows, 168 columns and 456 nonzeros Presolve removed 70 rows and 80 columns Presolve time: 0.00s Presolved: 87 rows, 88 columns, 238 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 88 integer (88 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 [2, 4] edges [(3, 2), (8, 2), (7, 2), (2, 2), (9, 2), (0, 2), (6, 2), (11, 2), (1, 2), (4, 4), (5, 2), (10, 2)]