current theta: 0.613701150262 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 220 rows and 220 columns Presolve time: 0.00s Presolved: 537 rows, 563 columns, 1581 nonzeros Variable types: 0 continuous, 563 integer (563 binary) Root relaxation: objective 0.000000e+00, 187 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 (187 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 [16, 25, 26] edges [(25, 25), (6, 25), (4, 26), (1, 16), (26, 26), (3, 26), (0, 16), (12, 16), (2, 26), (5, 25), (23, 16), (11, 16), (13, 26), (18, 16), (15, 25), (8, 26), (14, 16), (10, 16), (21, 25), (7, 26), (20, 16), (16, 16), (22, 26), (9, 25), (19, 16), (17, 26), (24, 26)] current theta: 0.306850575131 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 538 rows and 538 columns Presolve time: 0.00s Presolved: 219 rows, 245 columns, 627 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 245 integer (245 binary) Root relaxation: cutoff, 212 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 (212 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: 0.460275862697 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 384 rows and 384 columns Presolve time: 0.00s Presolved: 373 rows, 399 columns, 1089 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 399 integer (399 binary) Root relaxation: objective 0.000000e+00, 186 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 (186 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, 16, 26] edges [(23, 26), (25, 15), (21, 15), (7, 16), (9, 15), (15, 15), (5, 15), (4, 26), (18, 15), (26, 26), (3, 26), (12, 16), (2, 15), (11, 16), (1, 26), (13, 26), (20, 26), (24, 15), (0, 15), (6, 15), (14, 16), (10, 16), (17, 16), (8, 15), (16, 16), (22, 26), (19, 16)] current theta: 0.383563218914 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 470 rows and 470 columns Presolve time: 0.00s Presolved: 287 rows, 313 columns, 831 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 313 integer (313 binary) Root relaxation: objective 0.000000e+00, 255 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 (255 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 [4, 12, 15] edges [(25, 15), (21, 15), (3, 4), (9, 15), (10, 12), (15, 15), (5, 15), (13, 4), (20, 4), (14, 12), (1, 4), (26, 4), (8, 4), (4, 4), (11, 12), (2, 15), (7, 12), (24, 15), (19, 12), (17, 12), (0, 15), (6, 15), (22, 4), (16, 12), (12, 12), (18, 12), (23, 4)] current theta: 0.345206897023 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 502 rows and 502 columns Presolve time: 0.00s Presolved: 255 rows, 281 columns, 735 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 281 integer (281 binary) Root relaxation: cutoff, 220 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 (220 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: 0.364385057968 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 488 rows and 488 columns Presolve time: 0.00s Presolved: 269 rows, 295 columns, 777 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 295 integer (295 binary) Root relaxation: objective 0.000000e+00, 236 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 (236 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 [4, 15, 19] edges [(18, 19), (25, 15), (21, 15), (14, 19), (10, 19), (11, 19), (12, 19), (3, 4), (9, 15), (15, 15), (5, 15), (13, 4), (24, 4), (1, 4), (26, 4), (4, 4), (2, 15), (19, 19), (20, 19), (16, 19), (0, 15), (6, 15), (22, 4), (7, 19), (8, 15), (23, 4), (17, 19)] current theta: 0.354795977495 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 498 rows and 498 columns Presolve time: 0.00s Presolved: 259 rows, 285 columns, 747 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 285 integer (285 binary) Root relaxation: cutoff, 201 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 (201 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: 0.359590517732 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 490 rows and 490 columns Presolve time: 0.00s Presolved: 267 rows, 293 columns, 771 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 293 integer (293 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 [4, 15, 19] edges [(18, 19), (25, 15), (21, 15), (14, 19), (10, 19), (11, 19), (12, 19), (3, 4), (9, 15), (15, 15), (5, 15), (13, 4), (24, 4), (1, 4), (26, 4), (4, 4), (2, 15), (19, 19), (20, 19), (16, 19), (0, 15), (6, 15), (22, 4), (7, 19), (8, 15), (23, 4), (17, 19)] current theta: 0.357193247614 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 494 rows and 494 columns Presolve time: 0.00s Presolved: 263 rows, 289 columns, 759 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 289 integer (289 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: 0.358391882673 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 492 rows and 492 columns Presolve time: 0.00s Presolved: 265 rows, 291 columns, 765 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 291 integer (291 binary) Root relaxation: cutoff, 197 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 (197 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: 0.358991200202 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 492 rows and 492 columns Presolve time: 0.00s Presolved: 265 rows, 291 columns, 765 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 291 integer (291 binary) Root relaxation: cutoff, 197 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 (197 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: 0.359290858967 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 490 rows and 490 columns Presolve time: 0.00s Presolved: 267 rows, 293 columns, 771 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 293 integer (293 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 [4, 15, 19] edges [(18, 19), (25, 15), (21, 15), (14, 19), (10, 19), (11, 19), (12, 19), (3, 4), (9, 15), (15, 15), (5, 15), (13, 4), (24, 4), (1, 4), (26, 4), (4, 4), (2, 15), (19, 19), (20, 19), (16, 19), (0, 15), (6, 15), (22, 4), (7, 19), (8, 15), (23, 4), (17, 19)] current theta: 0.359141029585 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 490 rows and 490 columns Presolve time: 0.00s Presolved: 267 rows, 293 columns, 771 nonzeros Loaded MIP start with objective 0 Variable types: 0 continuous, 293 integer (293 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 [4, 15, 19] edges [(18, 19), (25, 15), (21, 15), (14, 19), (10, 19), (11, 19), (12, 19), (3, 4), (9, 15), (15, 15), (5, 15), (13, 4), (24, 4), (1, 4), (26, 4), (4, 4), (2, 15), (19, 19), (20, 19), (16, 19), (0, 15), (6, 15), (22, 4), (7, 19), (8, 15), (23, 4), (17, 19)] current theta: 0.359066114893 Gurobi 5.0.1 (linux64) logging started Wed Nov 21 22:51:17 2012 Optimize a model with 757 rows, 783 columns and 2241 nonzeros Presolve removed 492 rows and 492 columns Presolve time: 0.00s Presolved: 265 rows, 291 columns, 765 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 291 integer (291 binary) Root relaxation: cutoff, 197 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 (197 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 -