Build (method = -2) #dp: 15705 Step-3' Graph: 183 vertices and 4951 arcs (0.07s) Step-4' Graph: 92 vertices and 4769 arcs (0.07s) #V4/#V3 = 0.50 #A4/#A3 = 0.96 Ready! (0.07s) Optimize a model with 268 rows, 4770 columns and 14130 nonzeros Presolve removed 16 rows and 56 columns Presolve time: 0.06s Presolved: 252 rows, 4714 columns, 10879 nonzeros Variable types: 0 continuous, 4714 integer (4128 binary) Found heuristic solution: objective 141.0000000 Optimize a model with 252 rows, 4714 columns and 10879 nonzeros Presolved: 252 rows, 4714 columns, 10879 nonzeros Root barrier log... Ordering time: 0.00s Barrier statistics: AA' NZ : 4.869e+03 Factor NZ : 1.131e+04 (roughly 2 MBytes of memory) Factor Ops : 6.321e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.19460471e+03 -1.27909039e+03 2.82e+03 3.26e-02 1.53e+00 0s 1 2.78288348e+02 -5.49756636e+02 2.57e+02 4.44e-16 1.95e-01 0s 2 1.17105278e+02 -5.11265872e+01 1.17e+01 4.44e-16 2.19e-02 0s 3 1.00870218e+02 7.16376856e+01 5.92e-01 6.66e-16 3.20e-03 0s 4 1.00012557e+02 9.95759143e+01 2.64e-14 1.38e-06 4.63e-05 0s 5 1.00000000e+02 9.99999973e+01 8.53e-14 6.66e-16 2.95e-10 0s 6 1.00000000e+02 1.00000000e+02 4.19e-14 4.44e-16 4.35e-16 0s Barrier solved model in 6 iterations and 0.03 seconds Optimal objective 1.00000000e+02 Root relaxation: objective 1.000000e+02, 4424 iterations, 0.05 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 100.0000000 100.00000 0.0% - 0s Explored 0 nodes (4424 simplex iterations) in 0.14 seconds Thread count was 1 (of 8 available processors) Optimal solution found (tolerance 0.00e+00) Best objective 1.000000000000e+02, best bound 1.000000000000e+02, gap 0.0% Preprocessing time: 0.09 seconds Gurobi run time: 0.14 seconds Total run time: 0.24 seconds Objective: 100 Solution: 1 x [80, 108] 1 x [72, 124] 1 x [66, 143] 1 x [48, 142] 1 x [14, 146] 1 x [59, 161] 1 x [20, 154] 1 x [33, 131] 1 x [92, 153] 1 x [90, 159] 1 x [79, 112] 1 x [62, 64] 1 x [37, 77] 2 x [31, 126] 1 x [24, 163] 1 x [15, 160] 1 x [16, 121] 1 x [102, 123] 1 x [78, 152] 1 x [50, 71] 1 x [44, 65] 1 x [21, 119] 1 x [13, 150] 1 x [32, 150] 1 x [88, 137] 1 x [98, 118] 1 x [84, 85] 1 x [10, 117] 1 x [10, 140] 1 x [3, 167] 1 x [36, 149] 1 x [29, 145] 1 x [110, 127] 1 x [17, 96] 1 x [74, 89] 1 x [89, 133] 1 x [70, 136] 1 x [69, 141] 1 x [55, 105] 1 x [52, 114] 1 x [47, 109] 1 x [30, 157] 2 x [9, 175] 1 x [6, 165] 1 x [5, 172] 1 x [35, 156] 1 x [75, 129] 1 x [60, 176] 1 x [11, 170] 1 x [8, 166] 1 x [68, 153] 2 x [41, 144] 1 x [2, 139] 1 x [51, 111] 1 x [101, 123] 1 x [43, 130] 1 x [19, 164] 1 x [5, 171] 1 x [106, 115] 1 x [46, 87] 1 x [18, 173] 1 x [56, 148] 1 x [22, 124] 1 x [83, 134] 1 x [1, 165] 1 x [54, 136] 1 x [76, 120] 1 x [86, 104] 1 x [24, 82] 1 x [34, 61] 1 x [58, 158] 1 x [38, 114] 1 x [38, 162] 1 x [49, 135] 1 x [57, 95] 1 x [91, 100] 1 x [28, 63] 1 x [4, 174] 2 x [7, 138] 1 x [93, 113] 1 x [12, 73] 1 x [36, 67] 1 x [25, 147] 1 x [27, 169] 1 x [53, 125] 1 x [40, 97] 1 x [28, 122] 1 x [23, 168] 2 x [45, 155] 1 x [42, 151] 1 x [26, 128] 1 x [103, 132] 1 x [94, 99] 1 x [81, 107] 1 x [39, 116]