current theta: 0.619021662255 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 570 rows and 570 columns Presolve time: 0.01s Presolved: 1071 rows, 1110 columns, 3170 nonzeros Variable types: 0 continuous, 1110 integer (1110 binary) Root relaxation: objective 0.000000e+00, 281 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 (512 simplex iterations) in 0.02 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 [20, 24, 29, 39] edges [(5, 39), (34, 39), (19, 20), (20, 39), (28, 39), (16, 39), (37, 39), (14, 39), (36, 20), (23, 39), (31, 39), (11, 39), (27, 20), (1, 39), (38, 20), (10, 24), (25, 29), (18, 39), (7, 29), (4, 39), (33, 39), (24, 24), (13, 39), (22, 39), (30, 39), (26, 20), (39, 39), (0, 39), (29, 39), (9, 39), (17, 39), (15, 39), (8, 20), (3, 39), (32, 39), (21, 20), (12, 39), (35, 20), (2, 39), (6, 39)] current theta: 0.309510831128 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1250 rows and 1270 columns Presolve time: 0.00s Presolved: 391 rows, 410 columns, 1110 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 410 integer (410 binary) Root relaxation: cutoff, 323 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 (323 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.464266246691 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 948 rows and 951 columns Presolve time: 0.01s Presolved: 693 rows, 729 columns, 2033 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 729 integer (729 binary) Root relaxation: objective 0.000000e+00, 391 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 (391 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 [17, 23, 36, 38] edges [(16, 38), (14, 38), (35, 23), (39, 17), (25, 38), (33, 23), (36, 36), (21, 36), (9, 36), (6, 23), (0, 36), (4, 38), (10, 17), (37, 38), (28, 17), (19, 36), (27, 36), (11, 38), (24, 17), (13, 17), (1, 38), (12, 36), (5, 36), (22, 38), (30, 38), (26, 23), (18, 17), (34, 17), (32, 17), (3, 36), (7, 38), (8, 36), (2, 38), (17, 17), (20, 23), (31, 17), (29, 38), (15, 38), (23, 23), (38, 38)] current theta: 0.386888538909 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1106 rows and 1119 columns Presolve time: 0.01s Presolved: 535 rows, 561 columns, 1549 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 561 integer (561 binary) Root relaxation: objective 0.000000e+00, 440 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 (774 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 [15, 17, 21, 26] edges [(7, 15), (4, 17), (32, 15), (26, 26), (37, 17), (9, 21), (27, 21), (29, 15), (38, 26), (10, 17), (0, 21), (39, 26), (36, 21), (2, 15), (6, 26), (14, 21), (20, 26), (30, 15), (24, 17), (23, 26), (33, 26), (15, 15), (16, 17), (34, 17), (25, 26), (5, 21), (1, 26), (12, 21), (21, 21), (28, 21), (35, 26), (11, 26), (17, 17), (31, 17), (3, 21), (13, 21), (22, 15), (19, 21), (8, 21), (18, 26)] current theta: 0.348199685019 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1190 rows and 1205 columns Presolve time: 0.00s Presolved: 451 rows, 475 columns, 1295 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 475 integer (475 binary) Root relaxation: cutoff, 377 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 (377 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.367544111964 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1154 rows and 1169 columns Presolve time: 0.00s Presolved: 487 rows, 511 columns, 1403 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 511 integer (511 binary) Root relaxation: cutoff, 443 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 (443 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.377216325437 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1144 rows and 1158 columns Presolve time: 0.00s Presolved: 497 rows, 522 columns, 1434 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 522 integer (522 binary) Root relaxation: objective 0.000000e+00, 394 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 (394 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)] current theta: 0.3723802187 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1148 rows and 1163 columns Presolve time: 0.00s Presolved: 493 rows, 517 columns, 1421 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 517 integer (517 binary) Root relaxation: cutoff, 15 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 (15 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)] current theta: 0.369962165332 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1152 rows and 1167 columns Presolve time: 0.00s Presolved: 489 rows, 513 columns, 1409 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 513 integer (513 binary) Root relaxation: cutoff, 467 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 (467 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.371171192016 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1148 rows and 1163 columns Presolve time: 0.00s Presolved: 493 rows, 517 columns, 1421 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 517 integer (517 binary) Root relaxation: cutoff, 15 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 (15 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)] current theta: 0.370566678674 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1150 rows and 1165 columns Presolve time: 0.00s Presolved: 491 rows, 515 columns, 1415 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 515 integer (515 binary) Root relaxation: cutoff, 15 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 (15 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)] current theta: 0.370264422003 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1150 rows and 1165 columns Presolve time: 0.00s Presolved: 491 rows, 515 columns, 1415 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 515 integer (515 binary) Root relaxation: cutoff, 15 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 (15 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)] current theta: 0.370113293668 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1152 rows and 1167 columns Presolve time: 0.00s Presolved: 489 rows, 513 columns, 1409 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 513 integer (513 binary) Root relaxation: cutoff, 467 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 (467 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Model objective exceeds cutoff Best objective -, best bound 1.000000000000e-01, gap - current theta: 0.370188857835 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:03 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1150 rows and 1165 columns Presolve time: 0.00s Presolved: 491 rows, 515 columns, 1415 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 515 integer (515 binary) Root relaxation: cutoff, 15 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 (15 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 [15, 26, 27, 34] edges [(7, 15), (32, 15), (26, 26), (21, 27), (29, 15), (4, 15), (13, 34), (38, 26), (17, 34), (39, 26), (2, 15), (36, 27), (6, 26), (12, 27), (20, 26), (30, 15), (9, 27), (8, 34), (16, 34), (22, 26), (34, 34), (23, 26), (28, 34), (33, 26), (15, 15), (25, 34), (1, 26), (24, 34), (14, 27), (27, 27), (3, 27), (5, 34), (35, 26), (11, 26), (19, 27), (10, 34), (37, 34), (18, 26), (31, 34), (0, 34)]