Build (method = -2) #dp: 765 Step-3' Graph: 45 vertices and 149 arcs (0.00s) Step-4' Graph: 19 vertices and 97 arcs (0.00s) #V4/#V3 = 0.42 #A4/#A3 = 0.65 Ready! (0.00s) Optimize a model with 39 rows, 98 columns and 262 nonzeros Presolve removed 6 rows and 8 columns Presolve time: 0.00s Presolved: 33 rows, 90 columns, 243 nonzeros Variable types: 0 continuous, 90 integer (0 binary) Found heuristic solution: objective 802.0000000 Found heuristic solution: objective 518.0000000 Optimize a model with 33 rows, 90 columns and 243 nonzeros Presolved: 33 rows, 90 columns, 243 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 1.240e+02 Factor NZ : 3.390e+02 Factor Ops : 4.129e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.27130997e+03 -7.04840858e+03 4.02e+03 2.22e-16 2.22e+02 0s 1 1.67160252e+03 -2.23629403e+03 4.72e+02 3.33e-16 3.34e+01 0s 2 6.25459192e+02 -4.03500243e+02 5.95e+00 9.99e-16 5.31e+00 0s 3 4.10612859e+02 1.59285709e+02 5.48e-01 5.00e-16 1.28e+00 0s 4 3.58996654e+02 2.52201113e+02 1.84e-01 4.44e-16 5.42e-01 0s 5 3.31343248e+02 2.99537832e+02 3.60e-02 4.93e-16 1.61e-01 0s 6 3.25543235e+02 3.16937127e+02 1.45e-02 6.66e-16 4.37e-02 0s 7 3.24506325e+02 3.24026731e+02 7.82e-04 7.51e-16 2.43e-03 0s 8 3.24250259e+02 3.24249551e+02 1.52e-12 6.79e-16 3.59e-06 0s 9 3.24250000e+02 3.24250000e+02 3.26e-13 8.88e-16 3.62e-12 0s Barrier solved model in 9 iterations and 0.00 seconds Optimal objective 3.24250000e+02 Root relaxation: objective 3.242500e+02, 48 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 324.25000 0 7 518.00000 324.25000 37.4% - 0s H 0 0 325.0000000 324.25000 0.23% - 0s Explored 0 nodes (51 simplex iterations) in 0.01 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 3.250000000000e+02, best bound 3.250000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.01 seconds Total run time: 0.02 seconds Objective: 325 Solution: 13 x [7] 45 x [7, 18] 1 x [6, 7] 16 x [6, 6, 7] 11 x [8] 34 x [3, 8] 23 x [8, 12, 12] 4 x [16] 20 x [12, 16, 19] 7 x [2, 9, 16] 49 x [2, 16, 20] 4 x [10, 10, 16] 10 x [2, 16] 5 x [11, 15] 12 x [3, 11, 15] 3 x [14, 14, 15] 22 x [1, 5, 14] 2 x [1, 14, 14] 12 x [1, 1, 2] 13 x [4, 14, 17] 14 x [4, 4, 19] 4 x [4, 4, 13] 1 x [14]