Model name: '' - run #1 Objective: Maximize(R0) SUBMITTED Model size: 7646 constraints, 11381 variables, 32033 non-zeros. Sets: 0 GUB, 0 SOS. Using DUAL simplex for phase 1 and PRIMAL simplex for phase 2. The primal and dual simplex pricing strategy set to 'Devex'. Found feasibility by dual simplex after 8539 iter. Relaxed solution 393.730898309 after 9379 iter is B&B base. Feasible solution 393.138421218 after 10018 iter, 36 nodes (gap 0.2%) Improved solution 393.139388689 after 10177 iter, 53 nodes (gap 0.1%) Improved solution 393.139395195 after 10447 iter, 82 nodes (gap 0.1%) Improved solution 393.139414713 after 11043 iter, 152 nodes (gap 0.1%) Improved solution 393.144395194 after 11394 iter, 199 nodes (gap 0.1%) Improved solution 393.145401699 after 11838 iter, 266 nodes (gap 0.1%) Improved solution 393.145408206 after 11923 iter, 279 nodes (gap 0.1%) Improved solution 393.145408207 after 12091 iter, 306 nodes (gap 0.1%) Improved solution 393.14638869 after 12534 iter, 364 nodes (gap 0.1%) Improved solution 393.162388689 after 13170 iter, 455 nodes (gap 0.1%) Improved solution 393.162395196 after 13213 iter, 462 nodes (gap 0.1%) Improved solution 393.162395197 after 13375 iter, 493 nodes (gap 0.1%) Improved solution 393.163382186 after 13938 iter, 548 nodes (gap 0.1%) Improved solution 393.163388693 after 13978 iter, 555 nodes (gap 0.1%) Improved solution 393.163388694 after 14049 iter, 566 nodes (gap 0.1%) Improved solution 393.163395199 after 14162 iter, 582 nodes (gap 0.1%) Improved solution 393.163401707 after 14195 iter, 587 nodes (gap 0.1%) Improved solution 393.163408212 after 14646 iter, 642 nodes (gap 0.1%) Improved solution 393.166401699 after 17749 iter, 1071 nodes (gap 0.1%) Improved solution 393.174382184 after 18571 iter, 1132 nodes (gap 0.1%) Improved solution 393.175388692 after 18789 iter, 1170 nodes (gap 0.1%) Improved solution 393.175395199 after 18952 iter, 1201 nodes (gap 0.1%) Improved solution 393.177408211 after 21080 iter, 1423 nodes (gap 0.1%) Improved solution 393.177414718 after 21185 iter, 1440 nodes (gap 0.1%) Improved solution 393.177414719 after 21763 iter, 1531 nodes (gap 0.1%) Improved solution 393.178401706 after 26984 iter, 2249 nodes (gap 0.1%) Improved solution 393.178421225 after 27020 iter, 2254 nodes (gap 0.1%) Improved solution 393.180388693 after 32847 iter, 2731 nodes (gap 0.1%) Improved solution 393.183401704 after 32990 iter, 2746 nodes (gap 0.1%) Improved solution 393.184414719 after 33475 iter, 2794 nodes (gap 0.1%) Improved solution 393.193388695 after 36076 iter, 2983 nodes (gap 0.1%) Improved solution 393.196401706 after 36423 iter, 3026 nodes (gap 0.1%) Improved solution 393.198401703 after 36815 iter, 3065 nodes (gap 0.1%) Improved solution 393.198421225 after 38661 iter, 3207 nodes (gap 0.1%) Improved solution 393.198421226 after 38777 iter, 3224 nodes (gap 0.1%) Improved solution 393.199401708 after 40064 iter, 3411 nodes (gap 0.1%) Improved solution 393.200414722 after 62377 iter, 5118 nodes (gap 0.1%) Improved solution 393.203427733 after 62538 iter, 5134 nodes (gap 0.1%) Improved solution 393.20442123 after 63463 iter, 5207 nodes (gap 0.1%) Improved solution 393.206388701 after 64297 iter, 5282 nodes (gap 0.1%) Improved solution 393.208401709 after 65049 iter, 5348 nodes (gap 0.1%) Improved solution 393.209401709 after 66303 iter, 5436 nodes (gap 0.1%) Improved solution 393.210388698 after 71151 iter, 5799 nodes (gap 0.1%) Improved solution 393.210388703 after 76802 iter, 6224 nodes (gap 0.1%) Improved solution 393.210401712 after 80823 iter, 6619 nodes (gap 0.1%) Improved solution 393.210421231 after 80929 iter, 6634 nodes (gap 0.1%) Improved solution 393.211395206 after 81702 iter, 6707 nodes (gap 0.1%) Improved solution 393.211427728 after 123637 iter, 9751 nodes (gap 0.1%) Improved solution 393.216375684 after 161706 iter, 12708 nodes (gap 0.1%) Improved solution 393.217375684 after 162923 iter, 12814 nodes (gap 0.1%) Improved solution 393.217388695 after 165759 iter, 13046 nodes (gap 0.1%) Improved solution 393.217440735 after 190626 iter, 15038 nodes (gap 0.1%) Improved solution 393.218421221 after 191145 iter, 15095 nodes (gap 0.1%) Improved solution 393.228375688 after 215537 iter, 17180 nodes (gap 0.1%) Improved solution 393.228375688 after 215897 iter, 17217 nodes (gap 0.1%) Improved solution 393.229375688 after 216395 iter, 17266 nodes (gap 0.1%) Improved solution 393.229408213 after 217680 iter, 17375 nodes (gap 0.1%) Improved solution 393.23040171 after 217950 iter, 17392 nodes (gap 0.1%) Improved solution 393.230421221 after 223911 iter, 17921 nodes (gap 0.1%) Improved solution 393.231388696 after 300083 iter, 24086 nodes (gap 0.1%) Improved solution 393.2313952 after 300156 iter, 24092 nodes (gap 0.1%) Improved solution 393.237382189 after 300849 iter, 24139 nodes (gap 0.1%) Improved solution 393.237401706 after 300910 iter, 24145 nodes (gap 0.1%) Improved solution 393.238362675 after 334304 iter, 26704 nodes (gap 0.1%) Improved solution 393.238369182 after 334382 iter, 26714 nodes (gap 0.1%) Improved solution 393.238414717 after 345907 iter, 27617 nodes (gap 0.1%) Improved solution 393.239388695 after 346060 iter, 27631 nodes (gap 0.1%) Improved solution 393.239414719 after 432792 iter, 33883 nodes (gap 0.1%) Improved solution 393.24142773 after 433107 iter, 33908 nodes (gap 0.1%) Improved solution 393.242382199 after 455204 iter, 35637 nodes (gap 0.1%) Improved solution 393.24239521 after 455403 iter, 35654 nodes (gap 0.1%) Improved solution 393.244375691 after 455588 iter, 35671 nodes (gap 0.1%) Improved solution 393.244388702 after 455695 iter, 35686 nodes (gap 0.1%) Improved solution 393.245369188 after 455941 iter, 35713 nodes (gap 0.1%) Improved solution 393.245382199 after 456074 iter, 35729 nodes (gap 0.1%) Improved solution 393.24739521 after 456359 iter, 35754 nodes (gap 0.1%) Improved solution 393.249388702 after 456507 iter, 35766 nodes (gap 0.1%) Improved solution 393.253421232 after 724061 iter, 55203 nodes (gap 0.1%) Improved solution 393.255434243 after 843724 iter, 64323 nodes (gap 0.1%) Improved solution 393.258427735 after 843845 iter, 64335 nodes (gap 0.1%) Improved solution 393.260440746 after 844352 iter, 64378 nodes (gap 0.1%) lp_solve optimization was stopped due to time-out. Optimal solution 393.260440746 after 1099163 iter, 83424 nodes (gap 0.1%). Excellent numeric accuracy ||*|| = 3.55271e-15 MEMO: lp_solve version 5.5.0.10 for 32 bit OS, with 64 bit REAL variables. In the total iteration count 1099163, 80419 (7.3%) were bound flips. There were 41742 refactorizations, 0 triggered by time and 4 by density. ... on average 24.4 major pivots per refactorization. The largest [LUSOL v2.2.1.0] fact(B) had 22086 NZ entries, 1.0x largest basis. The maximum B&B level was 61, 0.0x MIP order, 51 at the optimal solution. The constraint matrix inf-norm is 64, with a dynamic range of 64000. Time to load data was 0.187 seconds, presolve used 0.076 seconds, ... 7199.932 seconds in simplex solver, in total 7200.195 seconds. Model name: '' - run #1 Objective: Maximize(R0) SUBMITTED Model size: 7646 constraints, 11381 variables, 32033 non-zeros. Sets: 0 GUB, 0 SOS. Using DUAL simplex for phase 1 and PRIMAL simplex for phase 2. The primal and dual simplex pricing strategy set to 'Devex'. Found feasibility by dual simplex after 2 iter. Relaxed solution 0 after 3376 iter is B&B base. Feasible solution 0 after 3376 iter, 0 nodes (gap 0.0%) Optimal solution 0 after 3376 iter, 0 nodes (gap 0.0%). Excellent numeric accuracy ||*|| = 3.55271e-15 MEMO: lp_solve version 5.5.0.10 for 32 bit OS, with 64 bit REAL variables. In the total iteration count 3376, 0 (0.0%) were bound flips. There were 15 refactorizations, 0 triggered by time and 0 by density. ... on average 225.1 major pivots per refactorization. The largest [LUSOL v2.2.1.0] fact(B) had 14150 NZ entries, 1.0x largest basis. The maximum B&B level was 1, 0.0x MIP order, 1 at the optimal solution. The constraint matrix inf-norm is 64, with a dynamic range of 64000. Time to load data was 0.223 seconds, presolve used 0.081 seconds, ... 33.742 seconds in simplex solver, in total 34.046 seconds. Vehicle Type: 0 Num:27 Trip segments:86