--- Job n3702 Start 10/02/08 01:27:01 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 --- n3702.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n3702.gdx --- n3702.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.133 --- n3702.gms(123) 5 Mb --- Generating MIP model m --- n3702.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n3702.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.352 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: 0.23 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 6609 | 20M| 0 | 9.611842e+05 | -- | Inf r 1 | 0 | 6609 | 20M| 0 | 9.611842e+05 | 1.320387e+06 | 37.37% 1 | 0 | 6960 | 24M| 0 | 9.899628e+05 | 1.320387e+06 | 33.38% 1 | 0 | 7500 | 25M| 0 | 1.002288e+06 | 1.320387e+06 | 31.74% 1 | 0 | 8049 | 26M| 0 | 1.009556e+06 | 1.320387e+06 | 30.79% 1 | 0 | 8757 | 26M| 0 | 1.015093e+06 | 1.320387e+06 | 30.08% 1 | 0 | 9495 | 27M| 0 | 1.019120e+06 | 1.320387e+06 | 29.56% 1 | 0 | 10217 | 27M| 0 | 1.021217e+06 | 1.320387e+06 | 29.30% 1 | 0 | 11011 | 28M| 0 | 1.022956e+06 | 1.320387e+06 | 29.08% 1 | 0 | 11816 | 28M| 0 | 1.024155e+06 | 1.320387e+06 | 28.92% 1 | 0 | 12492 | 29M| 0 | 1.025068e+06 | 1.320387e+06 | 28.81% 1 | 0 | 13446 | 29M| 0 | 1.025899e+06 | 1.320387e+06 | 28.71% 1 | 0 | 14078 | 29M| 0 | 1.026231e+06 | 1.320387e+06 | 28.66% 1 | 0 | 14488 | 29M| 0 | 1.026432e+06 | 1.320387e+06 | 28.64% 1 | 0 | 14853 | 29M| 0 | 1.026608e+06 | 1.320387e+06 | 28.62% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 14989 | 30M| 0 | 1.026633e+06 | 1.320387e+06 | 28.61% 1 | 2 | 14989 | 30M| 0 | 1.026633e+06 | 1.320387e+06 | 28.61% 100 | 101 |141231 | 41M| 33 | 1.027648e+06 | 1.320387e+06 | 28.49% 200 | 201 |291549 | 42M| 33 | 1.027648e+06 | 1.320387e+06 | 28.49% C 201 | 202 |291878 | 42M| 33 | 1.027648e+06 | 1.317425e+06 | 28.20% 300 | 301 |445783 | 43M| 35 | 1.027714e+06 | 1.317425e+06 | 28.19% 400 | 401 |516238 | 43M| 53 | 1.027792e+06 | 1.317425e+06 | 28.18% 500 | 501 |699417 | 44M| 53 | 1.027792e+06 | 1.317425e+06 | 28.18% 600 | 601 |786426 | 44M| 53 | 1.027897e+06 | 1.317425e+06 | 28.17% 700 | 701 |931063 | 44M| 53 | 1.027953e+06 | 1.317425e+06 | 28.16% 800 | 801 |996493 | 45M| 57 | 1.027953e+06 | 1.317425e+06 | 28.16% 900 | 901 | 1061k| 45M| 59 | 1.028050e+06 | 1.317425e+06 | 28.15% 1000 | 1001 | 1103k| 46M| 59 | 1.028050e+06 | 1.317425e+06 | 28.15% 1100 | 1101 | 1169k| 46M| 59 | 1.028050e+06 | 1.317425e+06 | 28.15% 1200 | 1201 | 1215k| 47M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1300 | 1301 | 1255k| 47M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% 1400 | 1401 | 1331k| 47M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% (node 1408) unresolved numerical troubles in LP 16515 1500 | 1501 | 1628k| 48M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% 1600 | 1601 | 1681k| 48M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% 1700 | 1701 | 1727k| 49M| 59 | 1.028199e+06 | 1.317425e+06 | 28.13% 1800 | 1801 | 1868k| 49M| 59 | 1.028332e+06 | 1.317425e+06 | 28.11% 1900 | 1901 | 1912k| 49M| 59 | 1.028332e+06 | 1.317425e+06 | 28.11% 2000 | 2001 | 1968k| 50M| 67 | 1.028369e+06 | 1.317425e+06 | 28.11% 2100 | 2101 | 2004k| 50M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2200 | 2201 | 2055k| 51M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2300 | 2301 | 2099k| 51M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2400 | 2401 | 2142k| 52M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2500 | 2501 | 2178k| 52M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2600 | 2601 | 2230k| 52M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2700 | 2701 | 2348k| 53M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 2800 | 2801 | 2389k| 53M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 2900 | 2901 | 2435k| 54M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 3000 | 3001 | 2480k| 54M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% (node 3049) unresolved numerical troubles in LP 27131 3100 | 3101 | 2580k| 54M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% 3200 | 3201 | 2612k| 55M| 69 | 1.028369e+06 | 1.317425e+06 | 28.11% (node 3267) unresolved numerical troubles in LP 28544 SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.07 Solving Nodes : 3267 Primal Bound : +1.31742500000000e+06 (793 solutions) Dual Bound : +1.02836865598157e+06 Gap : 28.11 % SCIP Status : solving was interrupted [time limit reached] Solving Time : 3600.07 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 : 0.01 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 : 0.01 0 0 0 0 0 0 0 0 linear : 0.12 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 3266 0 0 0 0 0 6532 varbound : 5000 15 54230 0 1 0 3162 0 0 0 linear : 150 15 54230 0 0 0 0 231 0 0 countsols : 0 0 0 0 1 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 675.27 0.00 0.00 675.27 0.00 varbound : 10.56 0.00 10.56 0.00 0.00 linear : 1.09 0.36 0.73 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.03 1 0 0 pseudoobj : 28.78 54055 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 3 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 14 - - 587 - (maximal pool size: 2163) redcost : 1.95 3280 0 0 0 0 impliedbounds : 0.02 15 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.20 15 0 0 52 0 strongcg : 1.19 15 0 0 2 0 cmir : 19.11 10 0 0 2017 0 flowcover : 4.37 10 0 0 554 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 : 675.24 3266 0 0 0 0 6532 pscost : 0.00 0 0 0 0 0 0 inference : 0.00 1 0 0 0 0 2 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 : 0.02 2 0 veclendiving : 254.63 5 308 pscostdiving : 222.45 13 47 objpscostdiving : 54.37 7 0 coefdiving : 231.24 14 293 simplerounding : 0.42 3280 29 rounding : 3.13 762 0 shifting : 1.33 215 0 intshifting : 37.66 11 0 fixandinfer : 0.00 0 0 feaspump : 0.00 0 0 fracdiving : 239.70 14 111 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 rootsoldiving : 16.29 2 0 linesearchdiving : 221.03 5 2 guideddiving : 183.46 11 0 octane : 0.00 0 0 rens : 24.08 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 6.34 2 2 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.28 0 0 0.00 0.00 dual LP : 1381.35 3281 1123861 342.54 813.60 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1345.42 25263 1574390 62.32 1170.18 strong branching : 674.81 2009 482965 240.40 715.71 (at root node) : - 18 5893 327.39 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 3267 nodes (total) : 3267 nodes left : 3268 max depth : 69 max depth (total): 69 backtracks : 108 (3.3%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.52 switching time : 1.70 Solution : Solutions found : 793 (2 improvements) Primal Bound : +1.31742500000000e+06 (in run 1, after 201 nodes, 568.08 seconds, depth 23, found by ) Dual Bound : +1.02836865598157e+06 Gap : 28.11 % Root Dual Bound : +1.02663260047120e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n3702.gms(124) 0 Mb --- Reading solution for model m --- n3702.gms(124) 5 Mb *** Status: Normal completion --- Job n3702.gms Stop 10/02/08 02:27:14 elapsed 1:00:13.099