current theta: 0.60861449075 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 284 rows and 284 columns Presolve time: 0.01s Presolved: 587 rows, 615 columns, 1729 nonzeros Variable types: 0 continuous, 615 integer (615 binary) Root relaxation: objective 0.000000e+00, 189 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 0.0% - 0s Explored 0 nodes (189 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, 18, 27] edges [(8, 18), (2, 18), (19, 18), (6, 27), (1, 18), (13, 18), (5, 27), (7, 18), (22, 18), (18, 18), (24, 27), (10, 18), (11, 27), (17, 18), (0, 27), (21, 27), (12, 18), (23, 18), (9, 8), (4, 18), (14, 27), (15, 27), (26, 18), (3, 27), (28, 18), (25, 27), (20, 18), (16, 18), (27, 18)] current theta: 0.304307245375 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 620 rows and 620 columns Presolve time: 0.00s Presolved: 251 rows, 279 columns, 721 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 279 integer (279 binary) Root relaxation: cutoff, 228 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 (228 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.456460868062 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 464 rows and 464 columns Presolve time: 0.00s Presolved: 407 rows, 435 columns, 1189 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 435 integer (435 binary) Root relaxation: objective 0.000000e+00, 263 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 0.0% - 0s Explored 0 nodes (263 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 [14, 25, 28] edges [(1, 28), (10, 14), (24, 28), (25, 25), (20, 28), (8, 14), (14, 14), (11, 28), (6, 25), (7, 28), (22, 28), (2, 28), (0, 25), (13, 28), (5, 25), (17, 14), (27, 28), (23, 28), (15, 25), (18, 28), (21, 25), (19, 14), (9, 14), (28, 28), (4, 28), (26, 14), (16, 14), (12, 14), (3, 14)] current theta: 0.380384056719 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 556 rows and 556 columns Presolve time: 0.00s Presolved: 315 rows, 343 columns, 913 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 343 integer (343 binary) Root relaxation: cutoff, 263 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 (263 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.41842246239 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 508 rows and 508 columns Presolve time: 0.00s Presolved: 363 rows, 391 columns, 1057 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 391 integer (391 binary) Root relaxation: cutoff, 361 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 (361 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.437441665226 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 486 rows and 486 columns Presolve time: 0.00s Presolved: 385 rows, 413 columns, 1123 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 413 integer (413 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [14, 25, 28] edges [(1, 28), (10, 14), (24, 28), (25, 25), (20, 28), (8, 14), (14, 14), (11, 28), (6, 25), (7, 28), (22, 28), (2, 28), (0, 25), (13, 28), (5, 25), (17, 14), (27, 28), (23, 28), (15, 25), (18, 28), (21, 25), (19, 14), (9, 14), (28, 28), (4, 28), (26, 14), (16, 14), (12, 14), (3, 14)] current theta: 0.427932063808 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 496 rows and 496 columns Presolve time: 0.00s Presolved: 375 rows, 403 columns, 1093 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 403 integer (403 binary) Root relaxation: cutoff, 310 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 (310 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.432686864517 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 490 rows and 490 columns Presolve time: 0.00s Presolved: 381 rows, 409 columns, 1111 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 409 integer (409 binary) Root relaxation: cutoff, 284 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 (284 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.435064264872 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 383 rows, 411 columns, 1117 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 411 integer (411 binary) Root relaxation: cutoff, 296 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 (296 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.436252965049 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 383 rows, 411 columns, 1117 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 411 integer (411 binary) Root relaxation: cutoff, 296 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 (296 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.436847315138 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 383 rows, 411 columns, 1117 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 411 integer (411 binary) Root relaxation: cutoff, 296 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 (296 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.437144490182 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 486 rows and 486 columns Presolve time: 0.00s Presolved: 385 rows, 413 columns, 1123 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 413 integer (413 binary) Root relaxation: cutoff, 0 iterations, 0.00 seconds Explored 0 nodes (0 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 [14, 25, 28] edges [(1, 28), (10, 14), (24, 28), (25, 25), (20, 28), (8, 14), (14, 14), (11, 28), (6, 25), (7, 28), (22, 28), (2, 28), (0, 25), (13, 28), (5, 25), (17, 14), (27, 28), (23, 28), (15, 25), (18, 28), (21, 25), (19, 14), (9, 14), (28, 28), (4, 28), (26, 14), (16, 14), (12, 14), (3, 14)] current theta: 0.43699590266 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 383 rows, 411 columns, 1117 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 411 integer (411 binary) Root relaxation: cutoff, 296 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 (296 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap - current theta: 0.437070196421 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:32 2012 Optimize a model with 871 rows, 899 columns and 2581 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 383 rows, 411 columns, 1117 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 411 integer (411 binary) Root relaxation: cutoff, 296 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 (296 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e+00, gap -