current theta: 0.549596323097 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 56 rows and 66 columns Presolve time: 0.00s Presolved: 101 rows, 102 columns, 278 nonzeros Variable types: 0 continuous, 102 integer (102 binary) Root relaxation: objective 0.000000e+00, 50 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 (50 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, 6] edges [(1, 6), (7, 6), (3, 2), (2, 2), (8, 6), (4, 6), (9, 6), (0, 6), (6, 6), (5, 6), (11, 2), (10, 6)] current theta: 0.274798161549 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 116 rows and 127 columns Presolve time: 0.00s Presolved: 41 rows, 41 columns, 99 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 41 integer (41 binary) Root relaxation: cutoff, 28 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 (28 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: 0.412197242323 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 100 rows and 111 columns Presolve time: 0.00s Presolved: 57 rows, 57 columns, 147 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 57 integer (57 binary) Root relaxation: cutoff, 55 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 (55 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: 0.48089678271 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 84 rows and 96 columns Presolve time: 0.00s Presolved: 73 rows, 72 columns, 192 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 72 integer (72 binary) Root relaxation: cutoff, 58 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 (58 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: 0.515246552904 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 78 rows and 90 columns Presolve time: 0.00s Presolved: 79 rows, 78 columns, 210 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 78 integer (78 binary) Root relaxation: cutoff, 64 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 (64 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: 0.532421438 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 77 columns Presolve time: 0.00s Presolved: 91 rows, 91 columns, 247 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 91 integer (91 binary) Root relaxation: cutoff, 12 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 (12 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, 6] edges [(1, 6), (7, 6), (3, 2), (2, 2), (8, 6), (4, 6), (9, 6), (0, 6), (6, 6), (5, 6), (11, 2), (10, 6)] current theta: 0.523833995452 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 88 columns Presolve time: 0.00s Presolved: 81 rows, 80 columns, 216 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 80 integer (80 binary) Root relaxation: cutoff, 57 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 (57 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: 0.528127716726 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 82 columns Presolve time: 0.00s Presolved: 87 rows, 86 columns, 234 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 86 integer (86 binary) Root relaxation: cutoff, 43 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 (43 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: 0.530274577363 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 68 rows and 80 columns Presolve time: 0.00s Presolved: 89 rows, 88 columns, 240 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 88 integer (88 binary) Root relaxation: cutoff, 44 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 (44 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: 0.531348007682 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 77 columns Presolve time: 0.00s Presolved: 91 rows, 91 columns, 247 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 91 integer (91 binary) Root relaxation: cutoff, 12 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 (12 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, 6] edges [(1, 6), (7, 6), (3, 2), (2, 2), (8, 6), (4, 6), (9, 6), (0, 6), (6, 6), (5, 6), (11, 2), (10, 6)] current theta: 0.530811292522 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 68 rows and 80 columns Presolve time: 0.00s Presolved: 89 rows, 88 columns, 240 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 88 integer (88 binary) Root relaxation: cutoff, 44 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 (44 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: 0.531079650102 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 77 columns Presolve time: 0.00s Presolved: 91 rows, 91 columns, 247 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 91 integer (91 binary) Root relaxation: cutoff, 12 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 (12 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, 6] edges [(1, 6), (7, 6), (3, 2), (2, 2), (8, 6), (4, 6), (9, 6), (0, 6), (6, 6), (5, 6), (11, 2), (10, 6)] current theta: 0.530945471312 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 68 rows and 80 columns Presolve time: 0.00s Presolved: 89 rows, 88 columns, 240 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 88 integer (88 binary) Root relaxation: cutoff, 44 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 (44 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: 0.531012560707 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 68 rows and 80 columns Presolve time: 0.00s Presolved: 89 rows, 88 columns, 240 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 88 integer (88 binary) Root relaxation: cutoff, 44 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 (44 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 -