--- Job n370e Start 10/03/08 01:34:09 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 --- n370e.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n370e.gdx --- n370e.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.084 --- n370e.gms(123) 5 Mb --- Generating MIP model m --- n370e.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n370e.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.213 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 | 5921 | 20M| 0 | 9.616513e+05 | -- | Inf r 1 | 0 | 5921 | 20M| 0 | 9.616513e+05 | 1.315648e+06 | 36.81% R 1 | 0 | 5921 | 20M| 0 | 9.616513e+05 | 1.315648e+06 | 36.81% 1 | 0 | 6190 | 24M| 0 | 9.887471e+05 | 1.315648e+06 | 33.06% 1 | 0 | 6655 | 25M| 0 | 1.004037e+06 | 1.315648e+06 | 31.04% 1 | 0 | 7265 | 26M| 0 | 1.013968e+06 | 1.315648e+06 | 29.75% 1 | 0 | 8022 | 26M| 0 | 1.020748e+06 | 1.315648e+06 | 28.89% 1 | 0 | 8952 | 27M| 0 | 1.025707e+06 | 1.315648e+06 | 28.27% 1 | 0 | 9737 | 27M| 0 | 1.028361e+06 | 1.315648e+06 | 27.94% 1 | 0 | 10613 | 28M| 0 | 1.030970e+06 | 1.315648e+06 | 27.61% 1 | 0 | 11512 | 28M| 0 | 1.032301e+06 | 1.315648e+06 | 27.45% 1 | 0 | 12323 | 29M| 0 | 1.033558e+06 | 1.315648e+06 | 27.29% 1 | 0 | 13077 | 29M| 0 | 1.034287e+06 | 1.315648e+06 | 27.20% 1 | 0 | 13493 | 29M| 0 | 1.034608e+06 | 1.315648e+06 | 27.16% 1 | 0 | 13839 | 29M| 0 | 1.034751e+06 | 1.315648e+06 | 27.15% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 14121 | 29M| 0 | 1.034847e+06 | 1.315648e+06 | 27.13% 1 | 0 | 14242 | 30M| 0 | 1.034874e+06 | 1.315648e+06 | 27.13% 1 | 0 | 14313 | 30M| 0 | 1.034882e+06 | 1.315648e+06 | 27.13% 1 | 0 | 14337 | 30M| 0 | 1.034882e+06 | 1.315648e+06 | 27.13% 1 | 2 | 14337 | 30M| 0 | 1.034882e+06 | 1.315648e+06 | 27.13% (node 77) unresolved numerical troubles in LP 1235 (node 91) unresolved numerical troubles in LP 1257 100 | 101 |246336 | 41M| 23 | 1.035228e+06 | 1.315648e+06 | 27.09% 200 | 201 |516606 | 42M| 29 | 1.035228e+06 | 1.315648e+06 | 27.09% C 201 | 202 |516879 | 42M| 29 | 1.035228e+06 | 1.309468e+06 | 26.49% 300 | 301 |711693 | 43M| 33 | 1.035361e+06 | 1.309468e+06 | 26.47% 400 | 401 |809364 | 43M| 33 | 1.035588e+06 | 1.309468e+06 | 26.45% 500 | 501 |880397 | 43M| 33 | 1.035599e+06 | 1.309468e+06 | 26.45% 600 | 601 |948387 | 44M| 33 | 1.035746e+06 | 1.309468e+06 | 26.43% 700 | 701 | 1041k| 44M| 35 | 1.035761e+06 | 1.309468e+06 | 26.43% 800 | 801 | 1115k| 45M| 39 | 1.035761e+06 | 1.309468e+06 | 26.43% 900 | 901 | 1201k| 45M| 39 | 1.035765e+06 | 1.309468e+06 | 26.43% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1000 | 1001 | 1280k| 45M| 39 | 1.035765e+06 | 1.309468e+06 | 26.43% 1100 | 1101 | 1341k| 46M| 39 | 1.035804e+06 | 1.309468e+06 | 26.42% 1200 | 1201 | 1470k| 46M| 39 | 1.035804e+06 | 1.309468e+06 | 26.42% 1300 | 1301 | 1522k| 47M| 39 | 1.035813e+06 | 1.309468e+06 | 26.42% 1400 | 1401 | 1718k| 47M| 39 | 1.035813e+06 | 1.309468e+06 | 26.42% 1500 | 1501 | 1836k| 48M| 49 | 1.035813e+06 | 1.309468e+06 | 26.42% 1600 | 1601 | 1890k| 48M| 49 | 1.035864e+06 | 1.309468e+06 | 26.41% 1700 | 1701 | 1949k| 48M| 49 | 1.035869e+06 | 1.309468e+06 | 26.41% 1800 | 1801 | 2049k| 49M| 49 | 1.035869e+06 | 1.309468e+06 | 26.41% 1900 | 1901 | 2094k| 49M| 49 | 1.035894e+06 | 1.309468e+06 | 26.41% 2000 | 2001 | 2173k| 50M| 49 | 1.035960e+06 | 1.309468e+06 | 26.40% 2100 | 2101 | 2239k| 50M| 49 | 1.036020e+06 | 1.309468e+06 | 26.39% 2200 | 2201 | 2291k| 50M| 49 | 1.036020e+06 | 1.309468e+06 | 26.39% 2300 | 2301 | 2411k| 51M| 49 | 1.036045e+06 | 1.309468e+06 | 26.39% 2400 | 2401 | 2476k| 51M| 49 | 1.036092e+06 | 1.309468e+06 | 26.39% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 2500 | 2501 | 2568k| 52M| 49 | 1.036130e+06 | 1.309468e+06 | 26.38% SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.00 Solving Nodes : 2517 Primal Bound : +1.30946799999998e+06 (1006 solutions) Dual Bound : +1.03613036666104e+06 Gap : 26.38 % SCIP Status : solving was interrupted [time limit reached] Solving Time : 3600.00 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 : 0.09 0 0 0 0 0 0 0 0 varbound : 0.01 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 2517 0 0 0 0 0 5034 varbound : 5000 17 44013 0 0 0 2404 0 0 0 linear : 150 17 44013 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 : 719.35 0.00 0.00 719.35 0.00 varbound : 7.67 0.01 7.66 0.00 0.00 linear : 1.06 0.46 0.60 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.05 1 0 0 pseudoobj : 23.61 43848 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 : 0.02 5 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 16 - - 644 - (maximal pool size: 2206) redcost : 1.89 2533 0 0 0 0 impliedbounds : 0.00 17 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.52 17 0 0 69 0 strongcg : 1.53 17 0 0 6 0 cmir : 19.44 10 0 0 2027 0 flowcover : 4.42 10 0 0 636 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 : 719.35 2517 0 0 0 0 5034 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 feaspump : 0.00 0 0 oneopt : 0.04 2 0 crossover : 3.84 2 2 pscostdiving : 207.62 13 143 fracdiving : 229.43 14 72 coefdiving : 219.52 14 299 intshifting : 53.20 22 0 simplerounding : 0.34 2533 31 rounding : 8.48 1866 1 shifting : 1.24 190 0 fixandinfer : 0.00 0 0 veclendiving : 280.84 6 270 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 objpscostdiving : 43.58 6 0 rootsoldiving : 39.76 3 0 linesearchdiving : 208.36 6 187 guideddiving : 176.88 11 0 octane : 0.00 0 0 rens : 24.66 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.41 0 0 0.00 0.00 dual LP : 1338.30 2533 1073758 423.91 802.33 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1363.16 20722 1510975 72.92 1108.44 strong branching : 718.92 1909 503649 263.83 700.56 (at root node) : - 25 8136 325.44 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2517 nodes (total) : 2517 nodes left : 2518 max depth : 49 max depth (total): 49 backtracks : 118 (4.7%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.74 switching time : 1.60 Solution : Solutions found : 1006 (3 improvements) Primal Bound : +1.30946799999998e+06 (in run 1, after 201 nodes, 728.44 seconds, depth 24, found by ) Dual Bound : +1.03613036666104e+06 Gap : 26.38 % Root Dual Bound : +1.03488235688049e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n370e.gms(124) 0 Mb --- Reading solution for model m --- n370e.gms(124) 5 Mb *** Status: Normal completion --- Job n370e.gms Stop 10/03/08 02:34:24 elapsed 1:00:15.358