Build (method = -2) #dp: 3157 Step-3' Graph: 75 vertices and 323 arcs (0.02s) Step-4' Graph: 17 vertices and 207 arcs (0.02s) #V4/#V3 = 0.23 #A4/#A3 = 0.64 Ready! (0.02s) Optimize a model with 117 rows, 208 columns and 595 nonzeros Presolve removed 23 rows and 23 columns Presolve time: 0.00s Presolved: 94 rows, 185 columns, 528 nonzeros Variable types: 0 continuous, 185 integer (0 binary) Found heuristic solution: objective 7182.0000000 Found heuristic solution: objective 5983.0000000 Found heuristic solution: objective 5733.0000000 Optimize a model with 94 rows, 185 columns and 528 nonzeros Presolved: 94 rows, 185 columns, 528 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 1.850e+02 Factor NZ : 1.442e+03 Factor Ops : 2.944e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.91111384e+05 -6.01880635e+04 3.07e+04 2.22e-16 1.46e+03 0s 1 2.76698836e+04 -1.56790272e+04 2.23e+03 1.78e-15 1.49e+02 0s 2 6.54086108e+03 -8.64201033e+02 8.34e+01 3.55e-15 1.74e+01 0s 3 3.94203139e+03 1.99077683e+03 5.34e-01 1.22e-15 4.35e+00 0s 4 3.64321906e+03 3.20610983e+03 5.52e-02 1.11e-15 9.73e-01 0s 5 3.59449899e+03 3.58961384e+03 2.42e-03 8.88e-16 1.09e-02 0s 6 3.59300002e+03 3.59299996e+03 2.03e-08 1.22e-15 1.46e-07 0s 7 3.59300000e+03 3.59300000e+03 3.24e-12 8.88e-16 1.52e-13 0s Barrier solved model in 7 iterations and 0.00 seconds Optimal objective 3.59300000e+03 Root relaxation: objective 3.593000e+03, 115 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3593.0000000 3593.00000 0.0% - 0s Explored 0 nodes (115 simplex iterations) in 0.01 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 3.593000000000e+03, best bound 3.593000000000e+03, gap 0.0% Preprocessing time: 0.02 seconds Gurobi run time: 0.01 seconds Total run time: 0.03 seconds Objective: 3593 Solution: 1 x [35, 83] 47 x [10, 35] 9 x [76, 77] 33 x [62, 77] 52 x [10, 69] 71 x [29, 56] 25 x [33, 65] 2 x [29, 65] 3 x [21, 87] 4 x [14, 87] 15 x [14, 20] 8 x [14, 89] 55 x [70, 96] 2 x [55, 63] 3 x [44, 63] 12 x [63, 99] 1 x [63, 76] 95 x [12, 38] 89 x [1, 32] 64 x [44, 58] 1 x [4, 39] 7 x [39, 54] 29 x [39, 96] 9 x [17, 24] 3 x [17, 75] 2 x [3, 17] 2 x [17, 83] 57 x [11, 76] 77 x [9, 45] 76 x [2, 80] 1 x [45, 79] 6 x [79, 80] 3 x [36, 79] 1 x [79, 84] 10 x [78, 79] 92 x [67, 73] 84 x [36, 60] 83 x [5, 16] 92 x [43, 90] 69 x [28, 42] 2 x [27, 90] 2 x [27, 82] 83 x [48, 51] 1 x [28, 68] 73 x [61, 95] 4 x [27, 48] 7 x [27, 40] 37 x [7, 27] 7 x [27, 49] 3 x [6, 27] 5 x [12, 27] 1 x [1, 27] 72 x [64, 74] 73 x [41, 78] 84 x [40, 98] 80 x [31, 71] 66 x [47, 88] 94 x [34, 86] 84 x [6, 85] 71 x [59, 99] 77 x [18, 53] 63 x [7, 33] 79 x [22, 52] 83 x [8, 24] 68 x [81, 94] 96 x [68, 72] 75 x [4, 66] 72 x [13, 30] 71 x [19, 20] 69 x [84, 100] 71 x [87, 93] 71 x [91, 92] 1 x [18, 46] 84 x [15, 49] 4 x [34, 46] 1 x [46, 88] 22 x [13, 46] 77 x [37, 97] 73 x [50, 75] 66 x [3, 25] 71 x [55, 57] 66 x [23, 89] 89 x [26, 83]