Build (method = -2) #dp: 7924 Step-3' Graph: 550 vertices and 2277 arcs (0.04s) Step-4' Graph: 449 vertices and 2075 arcs (0.05s) #V4/#V3 = 0.82 #A4/#A3 = 0.91 Ready! (0.05s) Optimize a model with 459 rows, 2076 columns and 5343 nonzeros Presolve removed 77 rows and 147 columns Presolve time: 0.02s Presolved: 382 rows, 1929 columns, 5159 nonzeros Variable types: 0 continuous, 1929 integer (0 binary) Found heuristic solution: objective 1000.0000000 Optimize a model with 382 rows, 1929 columns and 5159 nonzeros Presolved: 382 rows, 1929 columns, 5159 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 3.002e+03 Factor NZ : 1.375e+04 (roughly 1 MByte of memory) Factor Ops : 7.195e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.45257148e+03 -2.23303900e+05 1.80e+05 2.22e-16 3.81e+02 0s 1 1.71070845e+03 -1.45145839e+05 2.89e+04 5.55e-16 8.52e+01 0s 2 1.22083477e+03 -4.83419161e+04 9.25e+03 9.99e-16 2.55e+01 0s 3 1.06879663e+03 -1.65971402e+04 1.61e+03 2.00e-15 6.36e+00 0s 4 9.97802396e+02 -2.39552750e+03 4.79e+01 2.66e-15 9.08e-01 0s 5 9.37252471e+02 -1.70075704e+03 1.34e-01 2.22e-15 6.82e-01 0s 6 7.54017938e+02 -1.53893279e+03 9.10e-02 2.11e-15 5.93e-01 0s 7 6.93177837e+02 -7.00493484e+02 7.79e-02 9.99e-16 3.60e-01 0s 8 5.23817099e+02 -3.96403425e+02 4.90e-02 5.55e-16 2.38e-01 0s 9 3.35101361e+02 -1.76966927e+02 2.93e-02 3.80e-16 1.32e-01 0s 10 2.47449981e+02 -7.30116080e+01 2.02e-02 2.77e-16 8.29e-02 0s 11 1.90345493e+02 -1.85797764e+01 1.38e-02 2.62e-16 5.40e-02 0s 12 1.67790945e+02 1.83518599e+01 1.09e-02 2.72e-16 3.86e-02 0s 13 1.38464311e+02 3.94416796e+01 7.08e-03 3.57e-16 2.56e-02 0s 14 1.21983235e+02 5.39222073e+01 4.37e-03 2.72e-16 1.76e-02 0s 15 1.10483789e+02 7.16245365e+01 2.45e-03 2.78e-16 1.00e-02 0s 16 1.09992513e+02 7.48647131e+01 2.32e-03 3.33e-16 9.08e-03 0s 17 1.06866208e+02 8.66006944e+01 1.79e-03 2.93e-16 5.24e-03 0s 18 1.05103906e+02 9.41987431e+01 1.11e-03 2.62e-16 2.82e-03 0s 19 1.01229440e+02 9.78056961e+01 2.79e-04 3.33e-16 8.85e-04 0s 20 1.00017519e+02 9.94585902e+01 3.78e-06 3.26e-16 1.45e-04 0s 21 1.00000121e+02 9.99996773e+01 1.09e-09 3.08e-16 1.15e-07 0s 22 1.00000000e+02 9.99999997e+01 2.41e-10 2.85e-16 1.15e-10 0s Barrier solved model in 22 iterations and 0.04 seconds Optimal objective 1.00000000e+02 Root relaxation: objective 1.000000e+02, 977 iterations, 0.06 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 100.00000 0 49 1000.00000 100.00000 90.0% - 0s H 0 0 101.0000000 100.00000 0.99% - 0s H 0 0 100.0000000 100.00000 0.0% - 0s Explored 0 nodes (1982 simplex iterations) in 0.21 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: 0.06 seconds Gurobi run time: 0.21 seconds Total run time: 0.27 seconds Objective: 100 Solution: 13 x [1, 3, 4, 4, 4, 4, 7, 7, 9, 10] 21 x [1, 1, 1, 3, 3, 4, 4, 7, 7, 10] 8 x [2, 2, 2, 3, 3, 5, 5, 8, 8, 10] 15 x [1, 4, 4, 5, 5, 5, 6, 9, 10, 10] 7 x [2, 2, 2, 5, 5, 5, 5, 8, 10, 10] 1 x [1, 5, 5, 5, 5, 5, 8, 8, 10, 10] 27 x [1, 1, 1, 1, 3, 5, 5, 10, 10, 10] 4 x [1, 3, 5, 5, 7, 8, 8, 8, 9, 9] 3 x [3, 4, 5, 5, 5, 8, 9, 9, 9, 9] 1 x [1, 3, 5, 5, 5, 8, 9, 9, 9, 9]