Optimize a model with 180 rows, 16110 columns and 32220 nonzeros Presolve time: 0.01s Presolved: 180 rows, 16110 columns, 32220 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 0.0000000e+00 9.000000e+01 0.000000e+00 0s 278 1.8000000e+03 0.000000e+00 0.000000e+00 0s Solved in 278 iterations and 0.01 seconds Optimal objective 1.800000000e+03 Optimize a model with 195 rows, 16110 columns and 33210 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 1.8000000e+03 1.500000e+01 0.000000e+00 0s 49 1.9500000e+03 0.000000e+00 0.000000e+00 0s Solved in 49 iterations and 0.01 seconds Optimal objective 1.950000000e+03 Optimize a model with 195 rows, 16110 columns and 33210 nonzeros Presolve time: 0.04s Presolved: 195 rows, 16110 columns, 33210 nonzeros Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 271 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 110 - 1950.00000 - - 0s H 0 0 455950.00000 1950.00000 100% - 0s H 0 0 2120.0000000 1950.00000 8.02% - 0s H 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (737 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 200 rows, 16110 columns and 37800 nonzeros Presolve time: 0.04s Presolved: 200 rows, 16110 columns, 37800 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 307 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 85 - 1950.00000 - - 0s Another try with MIP start H 0 0 2040.0000000 1950.00000 4.41% - 0s H 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (814 simplex iterations) in 0.13 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 203 rows, 16110 columns and 46998 nonzeros Presolve time: 0.05s Presolved: 203 rows, 16110 columns, 46998 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 329 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 104 - 1950.00000 - - 0s Another try with MIP start H 0 0 2030.0000000 1950.00000 3.94% - 0s H 0 0 1960.0000000 1950.00000 0.51% - 0s 0 0 1950.00000 0 6 1960.00000 1950.00000 0.51% - 0s Cutting planes: Zero half: 1 Explored 0 nodes (1884 simplex iterations) in 0.27 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 207 rows, 16110 columns and 52740 nonzeros Presolve time: 0.06s Presolved: 207 rows, 16110 columns, 52740 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 295 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 109 - 1950.00000 - - 0s Another try with MIP start H 0 0 504860.00000 1950.00000 100% - 0s H 0 0 1980.0000000 1950.00000 1.52% - 0s 0 0 1950.00000 0 107 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 62 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 83 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 75 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 59 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 62 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 74 1980.00000 1950.00000 1.52% - 0s 0 0 1950.00000 0 74 1980.00000 1950.00000 1.52% - 0s H 0 0 1970.0000000 1950.00000 1.02% - 0s * 0 0 0 1950.0000000 1950.00000 0.0% - 0s Cutting planes: Zero half: 4 Explored 1 nodes (6037 simplex iterations) in 0.88 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 212 rows, 16110 columns and 56322 nonzeros Presolve time: 0.06s Presolved: 212 rows, 16110 columns, 56322 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 318 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 103 - 1950.00000 - - 0s Another try with MIP start H 0 0 337420.00000 1950.00000 99.4% - 0s H 0 0 2090.0000000 1950.00000 6.70% - 0s H 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (848 simplex iterations) in 0.18 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 217 rows, 16110 columns and 60048 nonzeros Presolve time: 0.07s Presolved: 217 rows, 16110 columns, 60048 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 281 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 103 - 1950.00000 - - 0s Another try with MIP start H 0 0 355380.00000 1950.00000 99.5% - 0s H 0 0 5450.0000000 1950.00000 64.2% - 0s 0 0 1950.00000 0 125 5450.00000 1950.00000 64.2% - 0s 0 0 1950.00000 0 98 5450.00000 1950.00000 64.2% - 0s 0 0 1950.00000 0 100 5450.00000 1950.00000 64.2% - 0s 0 0 1950.00000 0 73 5450.00000 1950.00000 64.2% - 0s H 0 0 2000.0000000 1950.00000 2.50% - 0s 0 0 1950.00000 0 66 2000.00000 1950.00000 2.50% - 0s H 0 0 1990.0000000 1950.00000 2.01% - 0s H 0 0 1960.0000000 1950.00000 0.51% - 0s 0 2 1950.00000 0 66 1960.00000 1950.00000 0.51% - 1s * 3 3 10 1950.0000000 1950.00000 0.0% 167 1s Explored 3 nodes (4714 simplex iterations) in 1.37 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 219 rows, 16110 columns and 72414 nonzeros Presolve time: 0.08s Presolved: 219 rows, 16110 columns, 72414 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 284 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 108 - 1950.00000 - - 0s Another try with MIP start H 0 0 1970.0000000 1950.00000 1.02% - 0s H 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (787 simplex iterations) in 0.18 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 224 rows, 16110 columns and 76140 nonzeros Presolve time: 0.08s Presolved: 224 rows, 16110 columns, 76140 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 291 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 98 - 1950.00000 - - 0s Another try with MIP start H 0 0 356160.00000 1950.00000 99.5% - 0s H 0 0 8940.0000000 1950.00000 78.2% - 0s 0 0 1950.00000 0 116 8940.00000 1950.00000 78.2% - 0s 0 0 1950.00000 0 130 8940.00000 1950.00000 78.2% - 0s H 0 0 2100.0000000 1950.00000 7.14% - 0s H 0 0 1990.0000000 1950.00000 2.01% - 0s 0 0 1950.00000 0 134 1990.00000 1950.00000 2.01% - 0s * 0 0 0 1950.0000000 1950.00000 0.0% - 0s Cutting planes: Zero half: 4 Explored 1 nodes (3682 simplex iterations) in 0.87 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 228 rows, 16110 columns and 81882 nonzeros Presolve time: 0.09s Presolved: 228 rows, 16110 columns, 81882 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 303 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 106 - 1950.00000 - - 0s Another try with MIP start H 0 0 2000.0000000 1950.00000 2.50% - 0s H 0 0 1970.0000000 1950.00000 1.02% - 0s * 0 0 0 1950.0000000 1950.00000 0.0% - 0s Cutting planes: Clique: 18 Zero half: 24 Explored 0 nodes (1357 simplex iterations) in 0.26 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 230 rows, 16110 columns and 94248 nonzeros Presolve time: 0.11s Presolved: 230 rows, 16110 columns, 94248 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Root relaxation: objective 1.950000e+03, 293 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1950.00000 0 117 - 1950.00000 - - 0s Another try with MIP start H 0 0 1960.0000000 1950.00000 0.51% - 0s H 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (816 simplex iterations) in 0.25 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 236 rows, 16110 columns and 97398 nonzeros Presolve time: 0.11s Presolved: 236 rows, 16110 columns, 97398 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Found heuristic solution: objective 880560.00000 Root relaxation: objective 1.950000e+03, 300 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (819 simplex iterations) in 0.21 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Optimize a model with 238 rows, 16110 columns and 109764 nonzeros Presolve time: 0.11s Presolved: 238 rows, 16110 columns, 109764 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 16110 integer (16110 binary) Found heuristic solution: objective 880560.00000 Root relaxation: objective 1.950000e+03, 658 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 1950.0000000 1950.00000 0.0% - 0s Explored 0 nodes (1464 simplex iterations) in 0.27 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.950000000000e+03, best bound 1.950000000000e+03, gap 0.0% Gurobi 5.0.1 (linux64) logging started Sun Nov 25 02:49:36 2012