Build (method = -2) #dp: 5775 Step-3' Graph: 91 vertices and 257 arcs (0.03s) Step-4' Graph: 13 vertices and 101 arcs (0.03s) #V4/#V3 = 0.14 #A4/#A3 = 0.39 Ready! (0.03s) Optimize a model with 22 rows, 102 columns and 293 nonzeros Presolve removed 2 rows and 3 columns Presolve time: 0.00s Presolved: 20 rows, 99 columns, 287 nonzeros Variable types: 0 continuous, 99 integer (0 binary) Found heuristic solution: objective 999.0000000 Found heuristic solution: objective 937.0000000 Optimize a model with 20 rows, 99 columns and 287 nonzeros Presolved: 20 rows, 99 columns, 287 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 1.100e+02 Factor NZ : 2.100e+02 Factor Ops : 2.870e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.51496040e+03 -1.41235152e+04 2.84e+03 2.22e-16 3.64e+02 0s 1 8.14771438e+02 -6.15005246e+03 1.25e+02 4.44e-16 4.31e+01 0s 2 4.30278594e+02 -4.02145192e+02 9.14e-02 8.88e-15 4.05e+00 0s 3 2.17054308e+02 -1.08911568e+02 3.18e-02 2.78e-15 1.58e+00 0s 4 1.38788929e+02 1.13831837e+01 1.29e-02 5.55e-16 6.16e-01 0s 5 1.09808685e+02 8.47476252e+01 4.03e-03 4.00e-16 1.21e-01 0s 6 1.00249260e+02 9.93229417e+01 1.19e-05 5.37e-16 4.47e-03 0s 7 1.00000204e+02 9.99997875e+01 1.72e-08 4.34e-16 2.01e-06 0s 8 1.00000000e+02 9.99999998e+01 1.61e-13 3.65e-16 2.01e-09 0s Barrier solved model in 8 iterations and 0.00 seconds Optimal objective 1.00000000e+02 Root relaxation: objective 1.000000e+02, 81 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 100.0000000 100.00000 0.0% - 0s Explored 0 nodes (81 simplex iterations) in 0.00 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.000000000000e+02, best bound 1.000000000000e+02, gap 0.0% Preprocessing time: 0.04 seconds Gurobi run time: 0.00 seconds Total run time: 0.04 seconds Objective: 100 Solution: 1 x [1, 2, 3, 4, 5, 6, 6, 6, 7, 8] 43 x [1, 2, 3, 3, 4, 6, 6, 7, 8, 8] 4 x [1, 2, 3, 4, 5, 6, 6, 8, 8, 8] 15 x [2, 3, 4, 4, 4, 5, 6, 6, 8, 9] 1 x [1, 3, 4, 5, 6, 6, 6, 6, 7, 8] 7 x [3, 4, 4, 5, 6, 6, 6, 7, 8, 8] 29 x [1, 3, 4, 4, 4, 6, 6, 6, 8, 8]