Build (method = -2) #dp: 283 Step-3' Graph: 28 vertices and 98 arcs (0.00s) Step-4' Graph: 11 vertices and 64 arcs (0.00s) #V4/#V3 = 0.39 #A4/#A3 = 0.65 Ready! (0.00s) Optimize a model with 46 rows, 65 columns and 177 nonzeros Presolve removed 36 rows and 43 columns Presolve time: 0.00s Presolved: 10 rows, 22 columns, 54 nonzeros Variable types: 0 continuous, 22 integer (5 binary) Found heuristic solution: objective 40.0000000 Found heuristic solution: objective 35.0000000 Optimize a model with 10 rows, 22 columns and 54 nonzeros Presolved: 10 rows, 22 columns, 54 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 1.700e+01 Factor NZ : 5.500e+01 Factor Ops : 3.850e+02 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.52274839e+01 -3.49045812e+01 6.42e+00 2.22e-16 4.29e+00 0s 1 4.05350030e+01 1.66688154e+01 1.33e-15 6.66e-16 5.00e-01 0s 2 3.49687077e+01 3.15552347e+01 8.88e-16 3.33e-16 7.11e-02 0s 3 3.40186618e+01 3.38196100e+01 1.32e-15 2.22e-16 4.15e-03 0s 4 3.40003016e+01 3.39998177e+01 6.66e-16 2.22e-16 1.01e-05 0s 5 3.40000000e+01 3.40000000e+01 9.23e-16 2.22e-16 1.05e-11 0s Barrier solved model in 5 iterations and 0.00 seconds Optimal objective 3.40000000e+01 Root relaxation: objective 3.400000e+01, 12 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 34.0000000 34.00000 0.0% - 0s Explored 0 nodes (12 simplex iterations) in 0.00 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 3.400000000000e+01, best bound 3.400000000000e+01, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 34 Solution: 1 x [35] 3 x [34] 1 x [33] 1 x [32] 1 x [31] 1 x [30] 1 x [29] 1 x [28] 1 x [27] 1 x [26] 2 x [25] 1 x [1, 24] 1 x [23] 1 x [4, 22] 3 x [21] 2 x [3, 20] 1 x [2, 20] 1 x [5, 19] 1 x [8, 18] 1 x [9, 17] 1 x [6, 16] 2 x [11, 15] 2 x [13, 14] 1 x [11, 12] 1 x [5, 10] 1 x [7, 8]