current theta: 0.573408455419 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 626 rows and 626 columns Presolve time: 0.01s Presolved: 1015 rows, 1054 columns, 3002 nonzeros Variable types: 0 continuous, 1054 integer (1054 binary) Root relaxation: objective 0.000000e+00, 339 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 (537 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 [15, 24, 25, 35] edges [(28, 24), (4, 24), (30, 35), (13, 35), (36, 25), (20, 24), (7, 24), (0, 15), (26, 35), (18, 24), (37, 25), (21, 35), (29, 35), (5, 25), (27, 25), (6, 15), (24, 24), (34, 25), (10, 25), (35, 24), (2, 35), (32, 25), (8, 25), (15, 15), (3, 24), (16, 15), (17, 25), (33, 25), (11, 35), (9, 25), (38, 25), (1, 15), (25, 25), (23, 35), (31, 35), (14, 24), (22, 25), (39, 15), (19, 35), (12, 24)] current theta: 0.286704227709 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1240 rows and 1263 columns Presolve time: 0.00s Presolved: 401 rows, 417 columns, 1137 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 417 integer (417 binary) Root relaxation: cutoff, 421 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 (421 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: 0.430056341564 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 948 rows and 953 columns Presolve time: 0.01s Presolved: 693 rows, 727 columns, 2031 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 727 integer (727 binary) Root relaxation: objective 0.000000e+00, 301 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 (301 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, 23, 24, 25] edges [(28, 24), (35, 23), (36, 25), (20, 24), (31, 24), (0, 15), (4, 15), (18, 24), (37, 25), (34, 24), (22, 23), (5, 25), (32, 24), (26, 24), (27, 25), (13, 24), (24, 24), (10, 23), (11, 24), (8, 25), (15, 15), (3, 24), (21, 24), (16, 15), (19, 24), (29, 23), (30, 24), (6, 24), (33, 25), (38, 25), (1, 15), (17, 24), (25, 25), (2, 23), (9, 24), (7, 23), (39, 15), (23, 23), (12, 24), (14, 25)] current theta: 0.358380284637 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1092 rows and 1103 columns Presolve time: 0.01s Presolved: 549 rows, 577 columns, 1593 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 577 integer (577 binary) Root relaxation: objective -3.552714e-15, 532 iterations, 0.01 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 (885 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 [6, 14, 23, 28] edges [(24, 28), (13, 6), (35, 23), (11, 28), (1, 6), (17, 23), (3, 28), (0, 6), (19, 28), (39, 6), (8, 23), (30, 28), (34, 6), (22, 23), (38, 6), (21, 23), (6, 6), (27, 23), (10, 23), (28, 28), (20, 28), (32, 23), (15, 6), (31, 28), (7, 28), (16, 6), (29, 23), (18, 23), (14, 14), (26, 28), (33, 14), (2, 23), (9, 23), (37, 14), (25, 14), (4, 6), (23, 23), (5, 14), (36, 14), (12, 23)] current theta: 0.322542256173 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1168 rows and 1184 columns Presolve time: 0.00s Presolved: 473 rows, 496 columns, 1360 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 496 integer (496 binary) Root relaxation: objective 0.000000e+00, 386 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 (386 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 [4, 14, 19, 35] edges [(26, 19), (27, 14), (7, 35), (34, 14), (13, 19), (38, 14), (15, 4), (21, 35), (29, 35), (16, 4), (1, 4), (30, 19), (17, 14), (20, 19), (35, 35), (9, 14), (12, 35), (2, 35), (8, 14), (3, 19), (28, 19), (4, 4), (19, 19), (6, 4), (22, 14), (24, 19), (10, 14), (11, 19), (14, 14), (23, 35), (31, 35), (33, 14), (37, 14), (0, 4), (25, 14), (32, 14), (39, 4), (18, 35), (5, 14), (36, 14)] current theta: 0.304623241941 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1194 rows and 1213 columns Presolve time: 0.00s Presolved: 447 rows, 467 columns, 1279 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 467 integer (467 binary) Root relaxation: cutoff, 439 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 (439 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: 0.313582749057 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1188 rows and 1207 columns Presolve time: 0.00s Presolved: 453 rows, 473 columns, 1297 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 473 integer (473 binary) Root relaxation: cutoff, 427 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 (427 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: 0.318062502615 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1178 rows and 1194 columns Presolve time: 0.00s Presolved: 463 rows, 486 columns, 1330 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 486 integer (486 binary) Root relaxation: cutoff, 451 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 (451 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: 0.320302379394 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1172 rows and 1188 columns Presolve time: 0.00s Presolved: 469 rows, 492 columns, 1348 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 492 integer (492 binary) Root relaxation: objective 0.000000e+00, 425 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 (425 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 [0, 14, 30, 35] edges [(27, 14), (6, 0), (34, 14), (38, 14), (4, 0), (21, 35), (29, 35), (0, 0), (11, 30), (17, 14), (35, 35), (3, 30), (9, 14), (12, 35), (2, 35), (19, 30), (39, 0), (26, 30), (8, 14), (13, 30), (33, 0), (20, 35), (22, 14), (28, 30), (16, 0), (10, 14), (1, 0), (14, 14), (24, 35), (23, 35), (31, 35), (15, 0), (7, 30), (37, 14), (25, 14), (32, 14), (18, 35), (5, 14), (30, 30), (36, 14)] current theta: 0.319182441005 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1174 rows and 1190 columns Presolve time: 0.00s Presolved: 467 rows, 490 columns, 1342 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 490 integer (490 binary) Root relaxation: cutoff, 471 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 (471 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: 0.319742410199 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1174 rows and 1190 columns Presolve time: 0.00s Presolved: 467 rows, 490 columns, 1342 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 490 integer (490 binary) Root relaxation: cutoff, 471 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 (471 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: 0.320022394797 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1174 rows and 1190 columns Presolve time: 0.00s Presolved: 467 rows, 490 columns, 1342 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 490 integer (490 binary) Root relaxation: cutoff, 471 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 (471 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: 0.320162387095 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1172 rows and 1188 columns Presolve time: 0.00s Presolved: 469 rows, 492 columns, 1348 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 492 integer (492 binary) Root relaxation: cutoff, 16 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 (16 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 [0, 14, 30, 35] edges [(27, 14), (6, 0), (34, 14), (38, 14), (4, 0), (21, 35), (29, 35), (0, 0), (11, 30), (17, 14), (35, 35), (3, 30), (9, 14), (12, 35), (2, 35), (19, 30), (39, 0), (26, 30), (8, 14), (13, 30), (33, 0), (20, 35), (22, 14), (28, 30), (16, 0), (10, 14), (1, 0), (14, 14), (24, 35), (23, 35), (31, 35), (15, 0), (7, 30), (37, 14), (25, 14), (32, 14), (18, 35), (5, 14), (30, 30), (36, 14)] current theta: 0.320092390946 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:29:01 2014 Optimize a model with 1641 rows, 1680 columns and 4880 nonzeros Presolve removed 1172 rows and 1188 columns Presolve time: 0.00s Presolved: 469 rows, 492 columns, 1348 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 492 integer (492 binary) Root relaxation: cutoff, 16 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 (16 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 [0, 14, 30, 35] edges [(27, 14), (6, 0), (34, 14), (38, 14), (4, 0), (21, 35), (29, 35), (0, 0), (11, 30), (17, 14), (35, 35), (3, 30), (9, 14), (12, 35), (2, 35), (19, 30), (39, 0), (26, 30), (8, 14), (13, 30), (33, 0), (20, 35), (22, 14), (28, 30), (16, 0), (10, 14), (1, 0), (14, 14), (24, 35), (23, 35), (31, 35), (15, 0), (7, 30), (37, 14), (25, 14), (32, 14), (18, 35), (5, 14), (30, 30), (36, 14)]