--- Job n3704 Start 10/02/08 03:27:22 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 --- n3704.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n3704.gdx --- n3704.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.134 --- n3704.gms(123) 5 Mb --- Generating MIP model m --- n3704.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n3704.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.318 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: 0.22 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 6176 | 20M| 0 | 9.698002e+05 | -- | Inf r 1 | 0 | 6176 | 20M| 0 | 9.698002e+05 | 1.327179e+06 | 36.85% 1 | 0 | 6699 | 24M| 0 | 9.985514e+05 | 1.327179e+06 | 32.91% 1 | 0 | 7288 | 25M| 0 | 1.012463e+06 | 1.327179e+06 | 31.08% 1 | 0 | 7955 | 26M| 0 | 1.017902e+06 | 1.327179e+06 | 30.38% 1 | 0 | 8859 | 26M| 0 | 1.022828e+06 | 1.327179e+06 | 29.76% 1 | 0 | 9859 | 27M| 0 | 1.027163e+06 | 1.327179e+06 | 29.21% 1 | 0 | 10895 | 28M| 0 | 1.029887e+06 | 1.327179e+06 | 28.87% 1 | 0 | 11706 | 28M| 0 | 1.031587e+06 | 1.327179e+06 | 28.65% 1 | 0 | 12701 | 29M| 0 | 1.033221e+06 | 1.327179e+06 | 28.45% 1 | 0 | 13536 | 29M| 0 | 1.034291e+06 | 1.327179e+06 | 28.32% 1 | 0 | 14435 | 30M| 0 | 1.034918e+06 | 1.327179e+06 | 28.24% 1 | 0 | 15092 | 30M| 0 | 1.035402e+06 | 1.327179e+06 | 28.18% 1 | 0 | 15572 | 30M| 0 | 1.035616e+06 | 1.327179e+06 | 28.15% 1 | 0 | 15638 | 30M| 0 | 1.035624e+06 | 1.327179e+06 | 28.15% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 15763 | 30M| 0 | 1.035636e+06 | 1.327179e+06 | 28.15% 1 | 0 | 15982 | 31M| 0 | 1.035690e+06 | 1.327179e+06 | 28.14% 1 | 0 | 16164 | 31M| 0 | 1.035720e+06 | 1.327179e+06 | 28.14% 1 | 2 | 16164 | 31M| 0 | 1.035720e+06 | 1.327179e+06 | 28.14% 100 | 101 |231942 | 42M| 25 | 1.036301e+06 | 1.327179e+06 | 28.07% 200 | 201 |488654 | 43M| 27 | 1.037180e+06 | 1.327179e+06 | 27.96% 300 | 301 |599981 | 43M| 31 | 1.037256e+06 | 1.327179e+06 | 27.95% 400 | 401 |721719 | 44M| 35 | 1.037404e+06 | 1.327179e+06 | 27.93% (node 456) unresolved numerical troubles in LP 7961 500 | 501 |898974 | 44M| 37 | 1.037404e+06 | 1.327179e+06 | 27.93% 600 | 601 | 1060k| 45M| 37 | 1.037404e+06 | 1.327179e+06 | 27.93% 700 | 701 | 1183k| 45M| 39 | 1.037595e+06 | 1.327179e+06 | 27.91% 800 | 801 | 1377k| 45M| 39 | 1.037595e+06 | 1.327179e+06 | 27.91% 900 | 901 | 1457k| 46M| 43 | 1.037732e+06 | 1.327179e+06 | 27.89% 1000 | 1001 | 1556k| 46M| 43 | 1.037732e+06 | 1.327179e+06 | 27.89% 1100 | 1101 | 1715k| 47M| 43 | 1.037737e+06 | 1.327179e+06 | 27.89% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1200 | 1201 | 1830k| 47M| 43 | 1.037737e+06 | 1.327179e+06 | 27.89% 1300 | 1301 | 1898k| 47M| 43 | 1.037737e+06 | 1.327179e+06 | 27.89% 1400 | 1401 | 2021k| 48M| 45 | 1.037980e+06 | 1.327179e+06 | 27.86% 1500 | 1501 | 2114k| 48M| 45 | 1.037980e+06 | 1.327179e+06 | 27.86% 1600 | 1601 | 2230k| 49M| 45 | 1.037994e+06 | 1.327179e+06 | 27.86% 1700 | 1701 | 2332k| 49M| 45 | 1.038004e+06 | 1.327179e+06 | 27.86% (node 1740) unresolved numerical troubles in LP 19368 SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.08 Solving Nodes : 1740 Primal Bound : +1.32717900000000e+06 (744 solutions) Dual Bound : +1.03800449482093e+06 Gap : 27.86 % SCIP Status : solving was interrupted [time limit reached] Solving Time : 3600.08 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 : 0.13 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 1740 0 0 0 0 0 3480 varbound : 5000 17 36331 0 0 0 1655 0 0 0 linear : 150 17 36331 0 0 0 0 248 0 0 countsols : 0 0 0 0 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 716.31 0.00 0.00 716.31 0.00 varbound : 6.87 0.01 6.86 0.00 0.00 linear : 1.03 0.61 0.42 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.01 0 0 0 pseudoobj : 18.76 36159 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 8 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 : 0.01 16 - - 589 - (maximal pool size: 2348) redcost : 1.15 1756 0 0 0 0 impliedbounds : 0.01 17 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 2.03 17 0 0 57 0 strongcg : 2.02 17 0 0 4 0 cmir : 33.19 10 0 0 2216 0 flowcover : 6.40 10 0 0 621 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 : 716.31 1740 0 0 0 0 3480 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 pscostdiving : 210.71 12 4 simplerounding : 0.23 1756 31 rounding : 2.68 544 0 shifting : 1.14 138 0 intshifting : 116.50 15 0 fixandinfer : 0.00 0 0 feaspump : 0.00 0 0 coefdiving : 210.56 13 299 fracdiving : 170.23 10 0 veclendiving : 338.45 9 408 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 objpscostdiving : 43.15 5 0 rootsoldiving : 18.95 2 0 linesearchdiving : 168.61 6 0 guideddiving : 167.17 10 0 octane : 0.00 0 0 rens : 48.46 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 2.60 1 1 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 5.07 0 0 0.00 0.00 dual LP : 1325.82 1756 982481 559.50 741.04 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1363.60 17612 1378498 78.27 1010.93 strong branching : 716.00 1747 465809 266.63 650.57 (at root node) : - 19 6215 327.11 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 1740 nodes (total) : 1740 nodes left : 1741 max depth : 45 max depth (total): 45 backtracks : 84 (4.8%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.61 switching time : 1.70 Solution : Solutions found : 744 (1 improvements) Primal Bound : +1.32717900000000e+06 (in run 1, after 1 nodes, 2.15 seconds, depth 0, found by ) Dual Bound : +1.03800449482093e+06 Gap : 27.86 % Root Dual Bound : +1.03571956818887e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n3704.gms(124) 0 Mb --- Reading solution for model m --- n3704.gms(124) 5 Mb *** Status: Normal completion --- Job n3704.gms Stop 10/02/08 04:27:34 elapsed 1:00:11.920