Build (method = -2) #dp: 177 Step-3' Graph: 35 vertices and 98 arcs (0.00s) Step-4' Graph: 28 vertices and 84 arcs (0.00s) #V4/#V3 = 0.80 #A4/#A3 = 0.86 Ready! (0.00s) Optimize a model with 38 rows, 85 columns and 203 nonzeros Presolve removed 13 rows and 21 columns Presolve time: 0.00s Presolved: 25 rows, 64 columns, 179 nonzeros Variable types: 0 continuous, 64 integer (0 binary) Found heuristic solution: objective 267.0000000 Optimize a model with 25 rows, 64 columns and 179 nonzeros Presolved: 25 rows, 64 columns, 179 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 1.250e+02 Factor NZ : 2.530e+02 Factor Ops : 3.077e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.76027279e+02 -5.23034200e+03 2.52e+03 0.00e+00 1.45e+02 0s 1 5.02627596e+02 -1.60283986e+03 4.22e+02 5.55e-16 2.74e+01 0s 2 2.78212434e+02 -3.30171172e+02 1.40e+01 4.44e-16 4.71e+00 0s 3 1.76273953e+02 3.61388778e+01 5.31e-01 1.53e-16 1.03e+00 0s 4 1.66691778e+02 1.56075648e+02 7.29e-02 2.71e-16 7.86e-02 0s 5 1.65022865e+02 1.64872747e+02 3.39e-03 2.22e-16 1.13e-03 0s 6 1.65000003e+02 1.64999999e+02 3.23e-09 2.08e-16 2.87e-08 0s 7 1.65000000e+02 1.65000000e+02 2.58e-12 2.37e-16 2.91e-14 0s Barrier solved model in 7 iterations and 0.00 seconds Optimal objective 1.65000000e+02 Root relaxation: objective 1.650000e+02, 33 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 165.0000000 165.00000 0.0% - 0s Explored 0 nodes (33 simplex iterations) in 0.00 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.650000000000e+02, best bound 1.650000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.00 seconds Total run time: 0.01 seconds Objective: 165 Solution: 65 x [1, 3, 4, 5, 7, 9, 10] 2 x [1, 3, 4, 6, 10] 1 x [1, 3, 4, 10] 35 x [1, 3, 5, 7, 10] 9 x [1, 4, 5, 7, 10] 2 x [1, 4, 6, 7, 8, 9, 10] 6 x [1, 4, 7, 10] 36 x [2, 4, 5, 6, 7, 10] 3 x [3, 4, 6, 7, 8, 9, 10] 6 x [3, 4, 7, 8, 9, 10]