CURRENT n: 100 1 len brk: 5 3 len brk: 3 9 len brk: 3 5 len brk: 4 7 len brk: 3 Changed value of parameter Threads to 1 Prev: 0 Min: 0 Max: 2 Default: 0 Changed value of parameter TimeLimit to 3599.99 Prev: 1e+100 Min: 0.0 Max: 1e+100 Default: 1e+100 Optimize a model with 61 rows, 63 columns and 192 nonzeros Presolve removed 53 rows and 40 columns Presolve time: 0.00s Presolved: 17 rows, 29 columns, 69 nonzeros Variable types: 18 continuous, 11 integer (11 binary) Found heuristic solution: objective 13306.127901 Root relaxation: objective 7.056970e+03, 5 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 7056.9695278 7056.96953 0.0% - 0s Explored 0 nodes (5 simplex iterations) in 0.00 seconds Thread count was 1 (of 2 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.056969527807e+03, best bound 7.056969527807e+03, gap 0.0% CURRENT ERROR: LB UP rel abs: 7056.96952781 & 7352.46247016 & 0.0418724979883 & 295.492942356 & 0.02 CURRENT n: 100 1 len brk: 104 3 len brk: 3 9 len brk: 3 5 len brk: 4 7 len brk: 3 Changed value of parameter Threads to 1 Prev: 0 Min: 0 Max: 2 Default: 0 Changed value of parameter TimeLimit to 3599.98 Prev: 1e+100 Min: 0.0 Max: 1e+100 Default: 1e+100 Optimize a model with 61 rows, 162 columns and 489 nonzeros Presolve removed 51 rows and 39 columns Presolve time: 0.00s Presolved: 19 rows, 129 columns, 268 nonzeros Loaded MIP start with objective 7352.45 Variable types: 118 continuous, 11 integer (11 binary) Root relaxation: objective 7.056970e+03, 4 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 7056.96953 0 1 7352.44948 7056.96953 4.02% - 0s 0 0 7056.96953 0 1 7352.44948 7056.96953 4.02% - 0s 0 2 7056.96953 0 1 7352.44948 7056.96953 4.02% - 0s Explored 11 nodes (11 simplex iterations) in 0.01 seconds Thread count was 1 (of 2 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.352449484719e+03, best bound 7.352157359525e+03, gap 0.0040% CURRENT ERROR: LB UP rel abs: 7352.15735952 & 7352.46247016 & 4.14994706521e-05 & 0.305110638571 & 0.03 CURRENT n: 200 1 len brk: 204 3 len brk: 3 9 len brk: 3 5 len brk: 4 7 len brk: 3 Changed value of parameter Threads to 1 Prev: 0 Min: 0 Max: 2 Default: 0 Changed value of parameter TimeLimit to 3599.97 Prev: 1e+100 Min: 0.0 Max: 1e+100 Default: 1e+100 Changed value of parameter MIPGap to 1e-12 Prev: 0.0001 Min: 0.0 Max: 1e+100 Default: 0.0001 Changed value of parameter MIPGapAbs to 1e-12 Prev: 1e-10 Min: 0.0 Max: 1e+100 Default: 1e-10 Changed value of parameter IntFeasTol to 1e-09 Prev: 1e-05 Min: 1e-09 Max: 0.1 Default: 1e-05 Changed value of parameter FeasibilityTol to 1e-09 Prev: 1e-06 Min: 1e-09 Max: 0.01 Default: 1e-06 Optimize a model with 61 rows, 262 columns and 789 nonzeros Presolve removed 51 rows and 39 columns Presolve time: 0.00s Presolved: 19 rows, 229 columns, 468 nonzeros Loaded MIP start with objective 7352.46 Variable types: 218 continuous, 11 integer (11 binary) Root relaxation: objective 7.056970e+03, 5 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 7056.96953 0 1 7352.45669 7056.96953 4.02% - 0s 0 2 7056.96953 0 1 7352.45669 7056.96953 4.02% - 0s Explored 15 nodes (12 simplex iterations) in 0.01 seconds Thread count was 1 (of 2 available processors) Optimal solution found (tolerance 1.00e-12) Best objective 7.352456692168e+03, best bound 7.352456692168e+03, gap 0.0% CURRENT ERROR: LB UP rel abs: 7352.45669217 & 7352.46247016 & 7.85859162404e-07 & 0.00577799545772 & 0.04 CURRENT n: 400 1 len brk: 404 3 len brk: 3 9 len brk: 3 5 len brk: 4 7 len brk: 3 Changed value of parameter Threads to 1 Prev: 0 Min: 0 Max: 2 Default: 0 Changed value of parameter TimeLimit to 3599.95 Prev: 1e+100 Min: 0.0 Max: 1e+100 Default: 1e+100 Changed value of parameter MIPGap to 1e-12 Prev: 0.0001 Min: 0.0 Max: 1e+100 Default: 0.0001 Changed value of parameter MIPGapAbs to 1e-12 Prev: 1e-10 Min: 0.0 Max: 1e+100 Default: 1e-10 Changed value of parameter IntFeasTol to 1e-09 Prev: 1e-05 Min: 1e-09 Max: 0.1 Default: 1e-05 Changed value of parameter FeasibilityTol to 1e-09 Prev: 1e-06 Min: 1e-09 Max: 0.01 Default: 1e-06 Optimize a model with 61 rows, 462 columns and 1389 nonzeros Presolve removed 51 rows and 39 columns Presolve time: 0.00s Presolved: 19 rows, 429 columns, 868 nonzeros Loaded MIP start with objective 7352.46 Variable types: 418 continuous, 11 integer (11 binary) Root relaxation: objective 7.056970e+03, 4 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 7056.96953 0 1 7352.46029 7056.96953 4.02% - 0s 0 2 7056.96953 0 1 7352.46029 7056.96953 4.02% - 0s Explored 19 nodes (13 simplex iterations) in 0.01 seconds Thread count was 1 (of 2 available processors) Optimal solution found (tolerance 1.00e-12) Best objective 7.352460291797e+03, best bound 7.352460291797e+03, gap 0.0% CURRENT ERROR: LB UP rel abs: 7352.4602918 & 7352.46247016 & 2.96277115565e-07 & 0.00217836572756 & 0.07 CURRENT n: 800 1 len brk: 804 3 len brk: 3 9 len brk: 3 5 len brk: 4 7 len brk: 3 Changed value of parameter Threads to 1 Prev: 0 Min: 0 Max: 2 Default: 0 Changed value of parameter TimeLimit to 3599.91 Prev: 1e+100 Min: 0.0 Max: 1e+100 Default: 1e+100 Changed value of parameter MIPGap to 1e-12 Prev: 0.0001 Min: 0.0 Max: 1e+100 Default: 0.0001 Changed value of parameter MIPGapAbs to 1e-12 Prev: 1e-10 Min: 0.0 Max: 1e+100 Default: 1e-10 Changed value of parameter IntFeasTol to 1e-09 Prev: 1e-05 Min: 1e-09 Max: 0.1 Default: 1e-05 Changed value of parameter FeasibilityTol to 1e-09 Prev: 1e-06 Min: 1e-09 Max: 0.01 Default: 1e-06 Optimize a model with 61 rows, 862 columns and 2589 nonzeros Presolve removed 51 rows and 39 columns Presolve time: 0.00s Presolved: 19 rows, 829 columns, 1668 nonzeros Loaded MIP start with objective 7352.46 Variable types: 818 continuous, 11 integer (11 binary) Root relaxation: objective 7.056970e+03, 4 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 7056.96953 0 1 7352.46209 7056.96953 4.02% - 0s 0 2 7056.96953 0 1 7352.46209 7056.96953 4.02% - 0s Explored 21 nodes (14 simplex iterations) in 0.02 seconds Thread count was 1 (of 2 available processors) Optimal solution found (tolerance 1.00e-12) Best objective 7.352462090540e+03, best bound 7.352462090540e+03, gap 0.0% CURRENT ERROR: LB UP rel abs: 7352.46209054 & 7352.46247016 & 5.1632124698e-08 & 0.000379623239496 & 0.11 Obj: 7352.46209054 fuel: 7352.46209054 startup: 0.0 y, on, off: 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 startup: 1 0.0 0.0 0.0 0.0 0.0 * 0.0 fuel: 1 7352.462 0.0 0.0 0.0 0.0 * 7352.462 prod levels: 1 370.0 0.0 0.0 0.0 0.0 * 370.0