Build (method = -2) #dp: 943 Step-3' Graph: 68 vertices and 448 arcs (0.00s) Step-4' Graph: 44 vertices and 400 arcs (0.00s) #V4/#V3 = 0.65 #A4/#A3 = 0.89 Ready! (0.00s) Optimize a model with 84 rows, 401 columns and 1119 nonzeros Presolve removed 20 rows and 29 columns Presolve time: 0.00s Presolved: 64 rows, 372 columns, 1041 nonzeros Variable types: 0 continuous, 372 integer (6 binary) Found heuristic solution: objective 369.0000000 Found heuristic solution: objective 334.0000000 Optimize a model with 64 rows, 372 columns and 1041 nonzeros Presolved: 64 rows, 372 columns, 1041 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 5.190e+02 Factor NZ : 1.359e+03 Factor Ops : 3.372e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.13547039e+03 -1.38483432e+04 1.13e+04 9.27e-02 1.47e+02 0s 1 1.24939209e+03 -5.01434088e+03 1.59e+03 7.77e-16 2.38e+01 0s 2 4.42207377e+02 -1.55229036e+03 9.85e+01 4.05e-15 3.31e+00 0s 3 3.57758226e+02 -5.14488340e+02 1.71e+00 3.14e-15 1.15e+00 0s 4 2.74695958e+02 -1.57300992e+01 4.12e-03 2.25e-15 3.79e-01 0s 5 2.27933637e+02 6.66509439e+01 1.44e-03 2.46e-15 2.11e-01 0s 6 2.06718385e+02 1.66316154e+02 5.51e-04 2.54e-15 5.27e-02 0s 7 1.95712093e+02 1.86417989e+02 1.09e-04 2.78e-15 1.21e-02 0s 8 1.93623865e+02 1.92330084e+02 2.52e-06 2.32e-15 1.69e-03 0s 9 1.93500706e+02 1.93498974e+02 1.18e-08 2.33e-15 2.26e-06 0s 10 1.93500001e+02 1.93499999e+02 4.06e-12 2.31e-15 2.26e-09 0s 11 1.93500000e+02 1.93500000e+02 2.50e-13 2.55e-15 2.26e-12 0s Barrier solved model in 11 iterations and 0.00 seconds Optimal objective 1.93500000e+02 Root relaxation: objective 1.935000e+02, 194 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 193.50000 0 5 334.00000 193.50000 42.1% - 0s H 0 0 194.0000000 193.50000 0.26% - 0s Explored 0 nodes (237 simplex iterations) in 0.01 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.940000000000e+02, best bound 1.940000000000e+02, gap 0.0% Preprocessing time: 0.01 seconds Gurobi run time: 0.01 seconds Total run time: 0.02 seconds Objective: 194 Solution: 15 x [5, 25] 10 x [35, 38] 16 x [27, 36] 1 x [40] 1 x [3, 40] 12 x [11, 24] 1 x [22, 24] 7 x [13, 26] 17 x [3, 8] 12 x [7, 14] 3 x [7, 38] 7 x [34, 37] 12 x [12, 23] 3 x [12, 21] 3 x [10, 34] 1 x [17, 31] 7 x [6, 9] 1 x [2, 28] 5 x [2, 18] 5 x [2, 16] 15 x [1, 30] 3 x [1, 28] 12 x [20, 28] 1 x [15, 28] 1 x [19] 3 x [9, 15] 2 x [9, 29] 1 x [9, 29, 36] 2 x [4, 32] 3 x [4, 26, 32] 2 x [25, 32, 39] 2 x [31, 33, 34] 8 x [31, 32, 33]