current theta: 0.663477610279 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 1124 rows and 1124 columns Presolve time: 0.03s Presolved: 1739 rows, 1791 columns, 5161 nonzeros Variable types: 0 continuous, 1791 integer (1791 binary) Root relaxation: objective 0.000000e+00, 296 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 (509 simplex iterations) in 0.03 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 [30, 33, 35, 50, 51, 52] edges [(49, 52), (1, 51), (46, 51), (38, 50), (15, 33), (12, 52), (33, 33), (9, 35), (10, 52), (18, 52), (47, 33), (39, 52), (40, 35), (16, 51), (8, 33), (37, 52), (26, 50), (2, 52), (22, 51), (3, 52), (43, 35), (48, 51), (25, 35), (32, 50), (34, 30), (19, 30), (35, 52), (24, 33), (41, 51), (0, 52), (14, 35), (29, 51), (51, 35), (42, 35), (50, 50), (5, 30), (31, 50), (27, 52), (52, 51), (20, 35), (11, 35), (4, 33), (21, 50), (45, 35), (13, 51), (23, 35), (36, 52), (44, 51), (7, 33), (17, 51), (6, 50), (30, 30), (28, 52)] current theta: 0.33173880514 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2194 rows and 2205 columns Presolve time: 0.01s Presolved: 669 rows, 710 columns, 1940 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 710 integer (710 binary) Root relaxation: objective -1.776357e-15, 458 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 (814 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 [0, 20, 40, 43, 46, 52] edges [(1, 40), (21, 46), (22, 40), (42, 46), (15, 46), (30, 20), (45, 46), (33, 52), (14, 46), (10, 52), (50, 46), (43, 43), (25, 46), (36, 43), (37, 52), (0, 0), (12, 43), (26, 43), (46, 46), (35, 40), (16, 43), (47, 20), (2, 40), (13, 46), (38, 40), (28, 43), (32, 46), (11, 43), (48, 43), (49, 40), (6, 46), (23, 43), (19, 52), (27, 52), (52, 52), (29, 46), (4, 40), (41, 46), (17, 46), (51, 43), (9, 40), (5, 20), (18, 43), (8, 20), (31, 40), (24, 20), (34, 20), (39, 40), (40, 40), (7, 43), (20, 52), (3, 20), (44, 43)] current theta: 0.16586940257 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2590 rows and 2642 columns Presolve time: 0.00s Presolved: 273 rows, 273 columns, 713 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 273 integer (273 binary) Root relaxation: cutoff, 151 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 (151 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: 0.248804103855 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2390 rows and 2427 columns Presolve time: 0.00s Presolved: 473 rows, 488 columns, 1326 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 488 integer (488 binary) Root relaxation: cutoff, 465 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 (465 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: 0.290271454497 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2308 rows and 2337 columns Presolve time: 0.01s Presolved: 555 rows, 578 columns, 1580 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 578 integer (578 binary) Root relaxation: objective 0.000000e+00, 576 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 (906 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 [7, 9, 10, 22, 25, 26] edges [(40, 22), (9, 9), (38, 22), (20, 10), (26, 26), (49, 22), (44, 26), (3, 10), (7, 7), (22, 22), (35, 22), (45, 25), (36, 26), (33, 10), (12, 7), (13, 25), (50, 25), (47, 7), (28, 26), (10, 10), (11, 25), (29, 25), (1, 22), (42, 25), (37, 22), (24, 10), (21, 25), (34, 7), (0, 22), (4, 9), (48, 26), (23, 26), (32, 25), (5, 10), (27, 10), (16, 26), (19, 10), (41, 25), (17, 25), (14, 9), (30, 10), (43, 26), (2, 22), (31, 22), (25, 25), (51, 7), (6, 25), (15, 22), (46, 25), (39, 22), (18, 26), (8, 10), (52, 10)] current theta: 0.269537779176 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2356 rows and 2389 columns Presolve time: 0.01s Presolved: 507 rows, 526 columns, 1432 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 526 integer (526 binary) Root relaxation: cutoff, 575 iterations, 0.01 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 (575 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: 0.279904616837 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:45 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2332 rows and 2364 columns Presolve time: 0.01s Presolved: 531 rows, 551 columns, 1505 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 551 integer (551 binary) Root relaxation: objective 0.000000e+00, 575 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 (575 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 [2, 4, 17, 18, 20, 26] edges [(3, 2), (40, 4), (19, 20), (30, 20), (26, 26), (42, 17), (36, 26), (15, 4), (21, 17), (37, 2), (27, 20), (52, 20), (22, 2), (44, 18), (28, 26), (45, 17), (1, 4), (20, 20), (33, 2), (12, 18), (13, 17), (50, 17), (41, 17), (47, 20), (11, 17), (48, 26), (23, 26), (29, 17), (9, 4), (7, 18), (16, 26), (10, 20), (0, 2), (4, 4), (38, 4), (25, 17), (32, 17), (51, 18), (43, 26), (31, 4), (46, 17), (5, 20), (17, 17), (8, 20), (39, 2), (49, 2), (24, 20), (34, 20), (35, 2), (14, 4), (18, 26), (2, 2), (6, 17)] current theta: 0.274721198006 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2342 rows and 2375 columns Presolve time: 0.01s Presolved: 521 rows, 540 columns, 1474 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 540 integer (540 binary) Root relaxation: cutoff, 515 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 (515 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: 0.277312907421 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2336 rows and 2369 columns Presolve time: 0.01s Presolved: 527 rows, 546 columns, 1492 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 546 integer (546 binary) Root relaxation: objective 0.000000e+00, 535 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 (535 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 [2, 4, 17, 18, 20, 26] edges [(3, 2), (40, 4), (19, 20), (30, 20), (26, 26), (18, 18), (42, 17), (36, 26), (15, 4), (21, 17), (37, 2), (27, 20), (52, 20), (22, 2), (44, 18), (28, 26), (45, 17), (20, 20), (33, 2), (12, 18), (13, 17), (50, 17), (41, 17), (47, 20), (1, 2), (11, 17), (48, 26), (23, 26), (29, 17), (9, 4), (7, 18), (16, 26), (10, 20), (0, 2), (4, 4), (38, 4), (25, 17), (32, 17), (51, 18), (43, 26), (31, 4), (46, 17), (5, 20), (17, 17), (8, 20), (39, 2), (49, 2), (24, 20), (34, 20), (35, 2), (14, 4), (2, 2), (6, 17)] current theta: 0.276017052714 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2336 rows and 2369 columns Presolve time: 0.01s Presolved: 527 rows, 546 columns, 1492 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 546 integer (546 binary) Root relaxation: cutoff, 34 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 (34 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 [2, 4, 17, 18, 20, 26] edges [(3, 2), (40, 4), (19, 20), (30, 20), (26, 26), (18, 18), (42, 17), (36, 26), (15, 4), (21, 17), (37, 2), (27, 20), (52, 20), (22, 2), (44, 18), (28, 26), (45, 17), (20, 20), (33, 2), (12, 18), (13, 17), (50, 17), (41, 17), (47, 20), (1, 2), (11, 17), (48, 26), (23, 26), (29, 17), (9, 4), (7, 18), (16, 26), (10, 20), (0, 2), (4, 4), (38, 4), (25, 17), (32, 17), (51, 18), (43, 26), (31, 4), (46, 17), (5, 20), (17, 17), (8, 20), (39, 2), (49, 2), (24, 20), (34, 20), (35, 2), (14, 4), (2, 2), (6, 17)] current theta: 0.27536912536 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2342 rows and 2375 columns Presolve time: 0.01s Presolved: 521 rows, 540 columns, 1474 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 540 integer (540 binary) Root relaxation: cutoff, 515 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 (515 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: 0.275693089037 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2338 rows and 2371 columns Presolve time: 0.01s Presolved: 525 rows, 544 columns, 1486 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 544 integer (544 binary) Root relaxation: cutoff, 34 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 (34 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 [2, 4, 17, 18, 20, 26] edges [(3, 2), (40, 4), (19, 20), (30, 20), (26, 26), (18, 18), (42, 17), (36, 26), (15, 4), (21, 17), (37, 2), (27, 20), (52, 20), (22, 2), (44, 18), (28, 26), (45, 17), (20, 20), (33, 2), (12, 18), (13, 17), (50, 17), (41, 17), (47, 20), (1, 2), (11, 17), (48, 26), (23, 26), (29, 17), (9, 4), (7, 18), (16, 26), (10, 20), (0, 2), (4, 4), (38, 4), (25, 17), (32, 17), (51, 18), (43, 26), (31, 4), (46, 17), (5, 20), (17, 17), (8, 20), (39, 2), (49, 2), (24, 20), (34, 20), (35, 2), (14, 4), (2, 2), (6, 17)] current theta: 0.275531107199 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2340 rows and 2373 columns Presolve time: 0.01s Presolved: 523 rows, 542 columns, 1480 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 542 integer (542 binary) Root relaxation: cutoff, 556 iterations, 0.01 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 (556 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: 0.275612098118 Gurobi 5.6.3 (linux64) logging started Tue Oct 7 20:32:46 2014 Optimize a model with 2863 rows, 2915 columns and 8533 nonzeros Presolve removed 2340 rows and 2373 columns Presolve time: 0.01s Presolved: 523 rows, 542 columns, 1480 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 542 integer (542 binary) Root relaxation: cutoff, 556 iterations, 0.01 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 (556 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 -