--- Job n370a Start 10/02/08 21:33:03 GAMS Rev 228 Copyright (C) 1987-2008 GAMS Development. All rights reserved Licensee: Stefan Vigerske G080908/0001CB-LNX Humboldt University Berlin, Numerical Mathematics DC5918 --- Starting compilation --- n370a.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n370a.gdx --- n370a.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.293 --- n370a.gms(123) 5 Mb --- Generating MIP model m --- n370a.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n370a.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.422 SCIP version 1.10.0 [LP solver: Clp 1.8stable] Copyright (c) 2002-2008 Konrad-Zuse-Zentrum fuer Informationstechnik Berlin (ZIB) Optionfile /home/stefan/work/gams/benchmarks/LINLib.MIP/scip.opt successfully read. Starting MIP solve... presolving: (round 1) 0 del vars, 0 del conss, 5000 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 0 impls, 0 clqs (round 2) 0 del vars, 0 del conss, 5000 chg bounds, 0 chg sides, 0 chg coeffs, 5000 upgd conss, 0 impls, 0 clqs (0.2s) probing: 101/5000 (2.0%) - 0 fixings, 0 aggregations, 0 implications, 0 bound changes (0.2s) probing aborted: 100/100 successive totally useless probings presolving (3 rounds): 0 deleted vars, 0 deleted constraints, 5000 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients 5000 implications, 0 cliques presolved problem has 10000 variables (5000 bin, 0 int, 0 impl, 5000 cont) and 5150 constraints 5000 constraints of type 150 constraints of type Presolving Time: 0.21 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 6239 | 20M| 0 | 9.792195e+05 | -- | Inf r 1 | 0 | 6239 | 20M| 0 | 9.792195e+05 | 1.353042e+06 | 38.18% 1 | 0 | 6665 | 24M| 0 | 1.008967e+06 | 1.353042e+06 | 34.10% 1 | 0 | 7243 | 25M| 0 | 1.022556e+06 | 1.353042e+06 | 32.32% 1 | 0 | 7964 | 26M| 0 | 1.032948e+06 | 1.353042e+06 | 30.99% 1 | 0 | 8935 | 26M| 0 | 1.039276e+06 | 1.353042e+06 | 30.19% 1 | 0 | 9997 | 27M| 0 | 1.044472e+06 | 1.353042e+06 | 29.54% 1 | 0 | 10984 | 28M| 0 | 1.047419e+06 | 1.353042e+06 | 29.18% 1 | 0 | 11912 | 28M| 0 | 1.049285e+06 | 1.353042e+06 | 28.95% 1 | 0 | 12823 | 29M| 0 | 1.050787e+06 | 1.353042e+06 | 28.76% 1 | 0 | 13676 | 29M| 0 | 1.051621e+06 | 1.353042e+06 | 28.66% 1 | 0 | 14489 | 29M| 0 | 1.052268e+06 | 1.353042e+06 | 28.58% 1 | 0 | 14989 | 30M| 0 | 1.052528e+06 | 1.353042e+06 | 28.55% 1 | 0 | 15384 | 30M| 0 | 1.052708e+06 | 1.353042e+06 | 28.53% 1 | 0 | 15586 | 30M| 0 | 1.052752e+06 | 1.353042e+06 | 28.52% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 15703 | 30M| 0 | 1.052768e+06 | 1.353042e+06 | 28.52% 1 | 0 | 15714 | 30M| 0 | 1.052768e+06 | 1.353042e+06 | 28.52% 1 | 2 | 15714 | 30M| 0 | 1.052768e+06 | 1.353042e+06 | 28.52% 100 | 101 |202217 | 42M| 21 | 1.053875e+06 | 1.353042e+06 | 28.39% 200 | 201 |342767 | 42M| 41 | 1.054073e+06 | 1.353042e+06 | 28.36% 300 | 301 |520168 | 43M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 400 | 401 |596110 | 43M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 500 | 501 |715973 | 44M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 600 | 601 |855063 | 44M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 700 | 701 |930903 | 45M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 800 | 801 |987487 | 45M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 900 | 901 | 1053k| 46M| 45 | 1.054073e+06 | 1.353042e+06 | 28.36% 1000 | 1001 | 1164k| 46M| 51 | 1.054085e+06 | 1.353042e+06 | 28.36% 1100 | 1101 | 1224k| 46M| 51 | 1.054085e+06 | 1.353042e+06 | 28.36% 1200 | 1201 | 1277k| 47M| 58 | 1.054085e+06 | 1.353042e+06 | 28.36% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1300 | 1301 | 1324k| 47M| 61 | 1.054085e+06 | 1.353042e+06 | 28.36% 1400 | 1401 | 1407k| 48M| 61 | 1.054198e+06 | 1.353042e+06 | 28.35% 1500 | 1501 | 1458k| 48M| 65 | 1.054198e+06 | 1.353042e+06 | 28.35% 1600 | 1601 | 1531k| 48M| 65 | 1.054276e+06 | 1.353042e+06 | 28.34% 1700 | 1701 | 1560k| 49M| 65 | 1.054276e+06 | 1.353042e+06 | 28.34% 1800 | 1801 | 1612k| 49M| 65 | 1.054381e+06 | 1.353042e+06 | 28.33% 1900 | 1901 | 1689k| 50M| 65 | 1.054404e+06 | 1.353042e+06 | 28.32% 2000 | 2001 | 1792k| 50M| 65 | 1.054404e+06 | 1.353042e+06 | 28.32% 2100 | 2101 | 1891k| 50M| 65 | 1.054566e+06 | 1.353042e+06 | 28.30% 2200 | 2201 | 1948k| 51M| 65 | 1.054566e+06 | 1.353042e+06 | 28.30% 2300 | 2301 | 1998k| 51M| 65 | 1.054570e+06 | 1.353042e+06 | 28.30% 2400 | 2401 | 2054k| 52M| 65 | 1.054658e+06 | 1.353042e+06 | 28.29% 2500 | 2501 | 2118k| 52M| 65 | 1.054658e+06 | 1.353042e+06 | 28.29% 2600 | 2601 | 2213k| 53M| 65 | 1.054848e+06 | 1.353042e+06 | 28.27% 2700 | 2701 | 2310k| 53M| 65 | 1.054848e+06 | 1.353042e+06 | 28.27% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 2800 | 2801 | 2383k| 53M| 65 | 1.054922e+06 | 1.353042e+06 | 28.26% (node 2856) unresolved numerical troubles in LP 23113 SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.09 Solving Nodes : 2856 Primal Bound : +1.35304200000000e+06 (856 solutions) Dual Bound : +1.05492159066558e+06 Gap : 28.26 % SCIP Status : solving was interrupted [time limit reached] Solving Time : 3600.09 Original Problem : Problem name : gamsmodel Variables : 10000 (5000 binary, 0 integer, 0 implicit integer, 5000 continuous) Constraints : 5150 initial, 5150 maximal Presolved Problem : Problem name : t_gamsmodel Variables : 10000 (5000 binary, 0 integer, 0 implicit integer, 5000 continuous) Constraints : 5150 initial, 5150 maximal Presolvers : Time FixedVars AggrVars ChgTypes ChgBounds AddHoles DelCons ChgSides ChgCoefs trivial : 0.00 0 0 0 0 0 0 0 0 dualfix : 0.00 0 0 0 0 0 0 0 0 boundshift : 0.00 0 0 0 0 0 0 0 0 inttobinary : 0.00 0 0 0 0 0 0 0 0 implics : 0.00 0 0 0 0 0 0 0 0 probing : 0.08 0 0 0 0 0 0 0 0 varbound : 0.00 0 0 0 0 0 0 0 0 linear : 0.11 0 0 0 5000 0 0 0 0 root node : - 0 - - 0 - - - - Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children integral : 0 0 0 2857 0 0 1 0 0 5712 varbound : 5000 16 43744 0 0 0 2761 0 0 0 linear : 150 16 43744 0 0 0 0 241 0 0 countsols : 0 0 0 0 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 715.97 0.00 0.00 715.97 0.00 varbound : 8.27 0.00 8.27 0.00 0.00 linear : 1.11 0.37 0.74 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.06 0 0 0 pseudoobj : 24.03 43573 0 0 Conflict Analysis : Time Calls Success Conflicts Literals Reconvs ReconvLits LP Iters propagation : 0.00 0 0 0 0.0 0 0.0 - infeasible LP : 0.00 6 0 0 0.0 0 0.0 0 bound exceed. LP : 0.00 0 0 0 0.0 0 0.0 0 strong branching : 0.00 0 0 0 0.0 0 0.0 0 pseudo solution : 0.00 0 0 0 0.0 0 0.0 - applied globally : - - - 0 0.0 - - - applied locally : - - - 0 0.0 - - - Separators : Time Calls Cutoffs DomReds Cuts Conss cut pool : 0.02 15 - - 542 - (maximal pool size: 2329) redcost : 2.16 2872 0 0 0 0 impliedbounds : 0.02 16 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.41 16 0 0 70 0 strongcg : 1.31 16 0 0 2 0 cmir : 24.76 10 0 0 2122 0 flowcover : 5.69 10 0 0 649 0 clique : 0.00 1 0 0 0 0 zerohalf : 0.00 0 0 0 0 0 mcf : 0.00 0 0 0 0 0 Pricers : Time Calls Vars problem variables: 0.00 0 0 Branching Rules : Time Calls Cutoffs DomReds Cuts Conss Children relpscost : 715.96 2857 0 1 0 0 5712 pscost : 0.00 0 0 0 0 0 0 inference : 0.00 0 0 0 0 0 0 mostinf : 0.00 0 0 0 0 0 0 leastinf : 0.00 0 0 0 0 0 0 fullstrong : 0.00 0 0 0 0 0 0 allfullstrong : 0.00 0 0 0 0 0 0 random : 0.00 0 0 0 0 0 0 Primal Heuristics : Time Calls Found LP solutions : 0.00 - 0 pseudo solutions : 0.00 - 0 oneopt : 0.01 1 0 guideddiving : 167.54 10 0 coefdiving : 222.59 13 293 fracdiving : 229.32 13 171 pscostdiving : 239.93 13 140 objpscostdiving : 27.64 7 0 simplerounding : 0.35 2872 30 rounding : 3.09 711 0 shifting : 1.21 202 0 intshifting : 87.25 17 0 fixandinfer : 0.00 0 0 feaspump : 0.00 0 0 veclendiving : 291.30 10 220 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 rootsoldiving : 22.42 3 0 linesearchdiving : 142.75 4 0 octane : 0.00 0 0 rens : 20.76 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 2.00 1 1 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.42 0 0 0.00 0.00 dual LP : 1373.09 2872 1089151 379.23 793.21 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1335.48 20241 1328866 65.65 995.05 strong branching : 715.54 2005 504297 251.52 704.78 (at root node) : - 18 5924 329.11 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2856 nodes (total) : 2856 nodes left : 2857 max depth : 65 max depth (total): 65 backtracks : 99 (3.5%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.58 switching time : 1.57 Solution : Solutions found : 856 (1 improvements) Primal Bound : +1.35304200000000e+06 (in run 1, after 1 nodes, 1.87 seconds, depth 0, found by ) Dual Bound : +1.05492159066558e+06 Gap : 28.26 % Root Dual Bound : +1.05276829754319e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n370a.gms(124) 0 Mb --- Reading solution for model m --- n370a.gms(124) 5 Mb *** Status: Normal completion --- Job n370a.gms Stop 10/02/08 22:33:20 elapsed 1:00:16.728