current theta: 0.547765582228 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 34 rows and 44 columns Presolve time: 0.00s Presolved: 77 rows, 76 columns, 242 nonzeros Variable types: 0 continuous, 76 integer (76 binary) Root relaxation: cutoff, 70 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 (70 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: 0.821648373342 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 14 rows and 22 columns Presolve time: 0.00s Presolved: 97 rows, 98 columns, 284 nonzeros Variable types: 0 continuous, 98 integer (98 binary) Root relaxation: objective 0.000000e+00, 86 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 (86 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 [1] edges [(1, 1), (0, 1), (3, 1), (2, 1), (5, 1), (4, 1), (7, 1), (6, 1), (9, 1), (8, 1)] current theta: 0.684706977785 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 32 rows and 42 columns Presolve time: 0.00s Presolved: 79 rows, 78 columns, 246 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 78 integer (78 binary) Root relaxation: cutoff, 71 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 (71 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: 0.753177675563 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 18 rows and 27 columns Presolve time: 0.00s Presolved: 93 rows, 93 columns, 275 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 93 integer (93 binary) Root relaxation: objective 0.000000e+00, 88 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 (88 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.718942326674 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 26 rows and 36 columns Presolve time: 0.00s Presolved: 85 rows, 84 columns, 258 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 84 integer (84 binary) Root relaxation: cutoff, 75 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 (75 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: 0.736060001118 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 18 rows and 27 columns Presolve time: 0.00s Presolved: 93 rows, 93 columns, 275 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 93 integer (93 binary) Root relaxation: cutoff, 76 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 (76 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.727501163896 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.723221745285 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 24 rows and 34 columns Presolve time: 0.00s Presolved: 87 rows, 86 columns, 262 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 86 integer (86 binary) Root relaxation: cutoff, 79 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 (79 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: 0.725361454591 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.724291599938 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.723756672611 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.723489208948 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.723355477117 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)] current theta: 0.723288611201 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:26:24 2014 Optimize a model with 111 rows, 120 columns and 320 nonzeros Presolve removed 22 rows and 31 columns Presolve time: 0.00s Presolved: 89 rows, 89 columns, 267 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 89 integer (89 binary) Root relaxation: cutoff, 71 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 (71 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] edges [(0, 7), (3, 7), (6, 7), (9, 7), (2, 7), (5, 7), (8, 7), (1, 7), (4, 7), (7, 7)]