Build (method = -2) #dp: 7008 Step-3' Graph: 121 vertices and 1653 arcs (0.03s) Step-4' Graph: 86 vertices and 1583 arcs (0.03s) #V4/#V3 = 0.71 #A4/#A3 = 0.96 Ready! (0.03s) Optimize a model with 167 rows, 1584 columns and 4586 nonzeros Presolve removed 28 rows and 47 columns Presolve time: 0.02s Presolved: 139 rows, 1537 columns, 4467 nonzeros Variable types: 0 continuous, 1537 integer (30 binary) Found heuristic solution: objective 498.0000000 Found heuristic solution: objective 369.0000000 Optimize a model with 139 rows, 1537 columns and 4467 nonzeros Presolved: 139 rows, 1537 columns, 4467 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 2.911e+03 Factor NZ : 5.293e+03 Factor Ops : 2.726e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.52660377e+04 -3.71652524e+04 1.55e+05 1.20e-01 1.57e+02 0s 1 4.27990097e+03 -9.45519551e+03 2.69e+04 7.77e-16 2.73e+01 0s 2 7.80616083e+02 -4.17506539e+03 2.38e+03 6.00e-15 3.38e+00 0s 3 3.90941328e+02 -1.18315795e+03 3.93e+01 1.57e-14 5.22e-01 0s 4 3.00869016e+02 -6.64478214e+02 8.94e+00 9.55e-15 3.12e-01 0s 5 2.46477339e+02 -6.63073389e+01 4.03e+00 2.66e-15 1.01e-01 0s 6 2.20696844e+02 3.47206200e+01 1.90e+00 1.44e-15 5.97e-02 0s 7 2.06686476e+02 1.46960594e+02 5.94e-01 4.44e-16 1.91e-02 0s 8 2.00281294e+02 1.84679139e+02 8.01e-02 3.34e-16 4.99e-03 0s 9 1.98524888e+02 1.91811500e+02 2.30e-02 3.33e-16 2.15e-03 0s 10 1.97589766e+02 1.95579012e+02 3.58e-03 2.22e-16 6.43e-04 0s 11 1.97388351e+02 1.97216307e+02 5.75e-04 3.33e-16 5.50e-05 0s 12 1.97327749e+02 1.97323918e+02 1.31e-06 3.33e-16 1.22e-06 0s 13 1.97326667e+02 1.97326667e+02 6.66e-11 2.22e-16 2.34e-11 0s Barrier solved model in 13 iterations and 0.02 seconds Optimal objective 1.97326667e+02 Root relaxation: objective 1.973267e+02, 652 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 197.32667 0 70 369.00000 197.32667 46.5% - 0s H 0 0 202.0000000 197.32667 2.31% - 0s H 0 0 199.0000000 197.32667 0.84% - 0s H 0 0 198.0000000 197.32667 0.34% - 0s Explored 0 nodes (1184 simplex iterations) in 0.15 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.980000000000e+02, best bound 1.980000000000e+02, gap 0.0% Preprocessing time: 0.05 seconds Gurobi run time: 0.15 seconds Total run time: 0.19 seconds Objective: 198 Solution: 6 x [2, 10, 81] 1 x [3, 9, 81] 5 x [32, 80] 2 x [2, 11, 80] 1 x [3, 9, 80] 5 x [33, 79] 1 x [7, 79] 1 x [7, 7, 79] 5 x [34, 78] 2 x [35, 77] 2 x [1, 13, 77] 5 x [5, 12, 76] 5 x [37, 75] 4 x [38, 74] 6 x [39, 73] 2 x [4, 16, 73] 5 x [40, 72] 1 x [6, 15, 72] 4 x [41, 71] 1 x [11, 11, 71] 5 x [42, 70] 1 x [8, 15, 70] 3 x [43, 69] 4 x [11, 14, 68] 3 x [12, 13, 68] 4 x [45, 67] 4 x [46, 66] 2 x [47, 65] 2 x [4, 24, 65] 5 x [48, 64] 1 x [6, 23, 64] 1 x [9, 20, 64] 1 x [13, 16, 64] 1 x [1, 15, 64] 4 x [49, 63] 2 x [6, 25, 62] 5 x [8, 23, 62] 4 x [51, 61] 5 x [5, 27, 61] 7 x [52, 60] 1 x [8, 25, 60] 1 x [14, 19, 60] 3 x [6, 28, 59] 5 x [54, 58] 5 x [55, 57] 1 x [18, 19, 56] 3 x [56, 56] 2 x [15, 24, 54] 5 x [17, 23, 53] 5 x [7, 36, 50] 1 x [15, 28, 50] 5 x [19, 25, 49] 1 x [18, 27, 48] 1 x [8, 38, 47] 3 x [21, 25, 47] 1 x [10, 37, 46] 1 x [17, 30, 46] 1 x [18, 29, 46] 3 x [11, 37, 45] 1 x [22, 26, 45] 6 x [18, 31, 44] 1 x [22, 27, 44] 3 x [9, 41, 43] 1 x [22, 26, 42] 3 x [26, 26, 41] 1 x [24, 32, 35] 3 x [29, 29, 35] 1 x [25, 35] 2 x [30, 30, 33]