Build (method = -2) #dp: 7719 Step-3' Graph: 743 vertices and 2222 arcs (0.11s) Step-4' Graph: 360 vertices and 1456 arcs (0.11s) #V4/#V3 = 0.48 #A4/#A3 = 0.66 Ready! (0.11s) Optimize a model with 460 rows, 1457 columns and 3655 nonzeros Presolve removed 51 rows and 53 columns Presolve time: 0.01s Presolved: 409 rows, 1404 columns, 3501 nonzeros Variable types: 0 continuous, 1404 integer (0 binary) Optimize a model with 409 rows, 1404 columns and 3501 nonzeros Presolved: 409 rows, 1404 columns, 3501 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 2.537e+03 Factor NZ : 1.029e+04 Factor Ops : 3.451e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.06388614e+04 -1.39167171e+05 1.56e+05 1.92e-02 3.36e+02 0s 1 6.17593753e+03 -5.76317866e+04 2.62e+04 2.93e-03 6.06e+01 0s 2 2.32180626e+03 -1.63129504e+04 3.67e+03 1.40e-14 1.09e+01 0s 3 1.72381508e+03 -3.21730303e+03 6.80e+02 1.51e-14 2.26e+00 0s 4 1.49684242e+03 -1.01817872e+03 8.32e+01 4.55e-15 9.27e-01 0s 5 1.32753769e+03 -3.78819885e+02 4.17e+01 3.22e-15 6.17e-01 0s 6 1.26518007e+03 2.67145152e+02 2.87e+01 1.67e-15 3.59e-01 0s 7 1.17571569e+03 4.28151938e+02 1.48e+01 1.55e-15 2.67e-01 0s 8 1.05936322e+03 6.73248651e+02 4.48e+00 8.88e-16 1.37e-01 0s 9 9.99463832e+02 8.49928364e+02 7.38e-01 5.55e-16 5.28e-02 0s 10 9.84210033e+02 9.41182061e+02 1.19e-01 4.44e-16 1.52e-02 0s 11 9.80847514e+02 9.79510835e+02 7.62e-03 5.92e-16 4.72e-04 0s 12 9.80500220e+02 9.80499548e+02 3.67e-06 4.60e-16 2.37e-07 0s 13 9.80500000e+02 9.80500000e+02 1.14e-10 6.66e-16 2.42e-13 0s Barrier solved model in 13 iterations and 0.02 seconds Optimal objective 9.80500000e+02 Root relaxation: objective 9.805000e+02, 749 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 980.50000 0 3 - 980.50000 - - 0s H 0 0 992.0000000 980.50000 1.16% - 0s H 0 0 981.0000000 980.50000 0.05% - 0s Explored 0 nodes (1080 simplex iterations) in 0.10 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 9.810000000000e+02, best bound 9.810000000000e+02, gap 0.0% Preprocessing time: 0.12 seconds Gurobi run time: 0.10 seconds Total run time: 0.23 seconds Objective: 981 Solution: 28 x [9, 30] 13 x [54] 4 x [62] 3 x [19] 21 x [19, 47] 6 x [21] 17 x [16, 21] 6 x [31, 75] 6 x [9, 90, 100] 18 x [90, 100] 1 x [90, 99] 5 x [91] 11 x [38, 75, 91] 1 x [91, 99] 13 x [14] 7 x [11, 14] 23 x [63] 1 x [11, 63] 8 x [63, 75] 2 x [96] 5 x [53, 96] 14 x [61, 96] 2 x [7] 1 x [7, 38] 3 x [7, 75] 25 x [15, 52] 19 x [38, 43] 9 x [52, 93] 3 x [84, 93] 1 x [38, 93, 99] 16 x [22] 1 x [22, 99] 5 x [28] 19 x [28, 87] 1 x [28, 99] 2 x [35] 6 x [34, 35] 25 x [2, 69] 1 x [69, 99] 1 x [5, 76] 12 x [5, 94] 28 x [25, 76] 6 x [4, 89] 2 x [27, 89] 1 x [76, 89] 11 x [94, 98] 1 x [2, 98, 99] 10 x [33, 79] 21 x [51, 74] 13 x [51, 77] 7 x [64, 77] 26 x [13, 64] 2 x [64, 79] 5 x [6, 66] 1 x [6, 13] 28 x [6, 46] 14 x [17, 66] 1 x [13, 55] 26 x [37, 55] 4 x [55, 76] 5 x [44, 73] 1 x [44, 57, 99] 22 x [59, 65] 10 x [57, 65] 10 x [41, 88] 13 x [58, 88] 7 x [80, 88] 26 x [1, 70] 1 x [32, 77] 10 x [18, 49] 1 x [49, 77] 10 x [49, 59] 4 x [70, 78] 17 x [72, 78] 3 x [78, 81] 6 x [56] 2 x [38, 56, 99] 2 x [3, 36] 9 x [8, 36] 1 x [36, 99] 3 x [48] 1 x [48, 99] 14 x [3, 97] 3 x [20] 1 x [3, 20, 99] 15 x [20, 95] 10 x [20, 82] 20 x [12, 86] 11 x [83, 86] 2 x [11, 86] 2 x [86, 92] 2 x [24] 10 x [8, 24] 5 x [24, 71] 1 x [29] 4 x [18, 29] 6 x [27, 29] 3 x [27, 29, 87] 28 x [40, 85] 2 x [27, 40] 4 x [42, 50] 17 x [27, 50] 1 x [10] 24 x [10, 60] 27 x [23, 45] 11 x [26, 39] 2 x [39, 45] 6 x [39, 60] 5 x [39, 67] 9 x [39, 68]