--- Job n370d Start 10/03/08 00:33:51 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 --- n370d.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n370d.gdx --- n370d.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.086 --- n370d.gms(123) 5 Mb --- Generating MIP model m --- n370d.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n370d.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.215 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 | 6284 | 20M| 0 | 9.654309e+05 | -- | Inf r 1 | 0 | 6284 | 20M| 0 | 9.654309e+05 | 1.343749e+06 | 39.19% 1 | 0 | 6540 | 24M| 0 | 9.927056e+05 | 1.343749e+06 | 35.36% 1 | 0 | 7083 | 25M| 0 | 1.009384e+06 | 1.343749e+06 | 33.13% 1 | 0 | 7849 | 25M| 0 | 1.016529e+06 | 1.343749e+06 | 32.19% 1 | 0 | 8599 | 26M| 0 | 1.021676e+06 | 1.343749e+06 | 31.52% 1 | 0 | 9685 | 27M| 0 | 1.026096e+06 | 1.343749e+06 | 30.96% 1 | 0 | 10719 | 27M| 0 | 1.029362e+06 | 1.343749e+06 | 30.54% 1 | 0 | 11712 | 28M| 0 | 1.031345e+06 | 1.343749e+06 | 30.29% 1 | 0 | 12671 | 29M| 0 | 1.032914e+06 | 1.343749e+06 | 30.09% 1 | 0 | 13861 | 29M| 0 | 1.034996e+06 | 1.343749e+06 | 29.83% 1 | 0 | 14861 | 30M| 0 | 1.036090e+06 | 1.343749e+06 | 29.69% 1 | 0 | 15334 | 30M| 0 | 1.036372e+06 | 1.343749e+06 | 29.66% 1 | 0 | 15630 | 30M| 0 | 1.036461e+06 | 1.343749e+06 | 29.65% 1 | 0 | 15868 | 30M| 0 | 1.036543e+06 | 1.343749e+06 | 29.64% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 2 | 20272 | 30M| 0 | 1.036543e+06 | 1.343749e+06 | 29.64% 100 | 101 |239206 | 42M| 22 | 1.037634e+06 | 1.343749e+06 | 29.50% 200 | 201 |406436 | 43M| 39 | 1.037799e+06 | 1.343749e+06 | 29.48% 300 | 301 |503860 | 43M| 39 | 1.037799e+06 | 1.343749e+06 | 29.48% 400 | 401 |765394 | 44M| 39 | 1.038110e+06 | 1.343749e+06 | 29.44% 500 | 501 |860298 | 44M| 39 | 1.038110e+06 | 1.343749e+06 | 29.44% 600 | 601 |953213 | 45M| 43 | 1.038368e+06 | 1.343749e+06 | 29.41% 700 | 701 | 1012k| 45M| 45 | 1.038547e+06 | 1.343749e+06 | 29.39% 800 | 801 | 1094k| 45M| 45 | 1.038547e+06 | 1.343749e+06 | 29.39% 900 | 901 | 1162k| 46M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% 1000 | 1001 | 1232k| 46M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% 1100 | 1101 | 1406k| 47M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% (node 1109) unresolved numerical troubles in LP 16106 1200 | 1201 | 1550k| 47M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% 1300 | 1301 | 1621k| 48M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% 1400 | 1401 | 1675k| 48M| 47 | 1.038550e+06 | 1.343749e+06 | 29.39% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1500 | 1501 | 1737k| 48M| 47 | 1.038655e+06 | 1.343749e+06 | 29.37% 1600 | 1601 | 1824k| 49M| 47 | 1.038786e+06 | 1.343749e+06 | 29.36% 1700 | 1701 | 1882k| 49M| 47 | 1.038921e+06 | 1.343749e+06 | 29.34% 1800 | 1801 | 1935k| 50M| 47 | 1.038987e+06 | 1.343749e+06 | 29.33% 1900 | 1901 | 1998k| 50M| 49 | 1.038992e+06 | 1.343749e+06 | 29.33% 2000 | 2001 | 2048k| 50M| 49 | 1.039034e+06 | 1.343749e+06 | 29.33% 2100 | 2101 | 2098k| 51M| 51 | 1.039034e+06 | 1.343749e+06 | 29.33% 2200 | 2201 | 2320k| 51M| 57 | 1.039034e+06 | 1.343749e+06 | 29.33% 2300 | 2301 | 2398k| 52M| 61 | 1.039034e+06 | 1.343749e+06 | 29.33% 2400 | 2401 | 2490k| 52M| 61 | 1.039034e+06 | 1.343749e+06 | 29.33% (node 2403) unresolved numerical troubles in LP 25181 SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.08 Solving Nodes : 2403 Primal Bound : +1.34374900000000e+06 (886 solutions) Dual Bound : +1.03903447189740e+06 Gap : 29.33 % 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 : 0.01 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 : 0.01 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 2402 0 0 0 0 0 4804 varbound : 5000 14 47854 0 1 0 2307 0 0 0 linear : 150 14 47854 0 0 0 0 247 0 0 countsols : 0 0 0 0 1 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 719.62 0.00 0.00 719.62 0.00 varbound : 8.53 0.00 8.53 0.00 0.00 linear : 1.06 0.38 0.68 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.05 0 0 0 pseudoobj : 24.69 47687 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 : 0.03 13 - - 633 - (maximal pool size: 2322) redcost : 1.81 2415 0 0 0 0 impliedbounds : 0.01 14 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.18 14 0 0 70 0 strongcg : 1.16 14 0 0 3 0 cmir : 21.83 10 0 0 2123 0 flowcover : 5.17 10 0 0 630 0 clique : 0.01 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 : 719.62 2402 0 0 0 0 4804 pscost : 0.00 0 0 0 0 0 0 inference : 0.01 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 feaspump : 0.00 0 0 oneopt : 0.01 1 0 veclendiving : 305.71 4 463 linesearchdiving : 155.01 5 0 guideddiving : 190.60 11 0 intshifting : 48.29 12 0 pscostdiving : 219.04 12 75 coefdiving : 220.12 13 299 fracdiving : 244.43 14 19 objpscostdiving : 36.86 8 0 simplerounding : 0.34 2415 28 rounding : 2.95 647 0 shifting : 1.20 177 0 fixandinfer : 0.00 0 0 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 rootsoldiving : 25.11 3 0 octane : 0.00 0 0 rens : 22.10 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 2.43 1 1 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.63 0 0 0.00 0.00 dual LP : 1359.47 2417 1035738 428.52 761.87 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1340.83 22764 1455131 63.92 1085.25 strong branching : 719.24 1932 488901 253.05 679.75 (at root node) : - 29 8910 307.24 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2403 nodes (total) : 2403 nodes left : 2404 max depth : 61 max depth (total): 61 backtracks : 99 (4.1%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.51 switching time : 1.70 Solution : Solutions found : 886 (1 improvements) Primal Bound : +1.34374900000000e+06 (in run 1, after 1 nodes, 1.82 seconds, depth 0, found by ) Dual Bound : +1.03903447189740e+06 Gap : 29.33 % Root Dual Bound : +1.03654276483365e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n370d.gms(124) 0 Mb --- Reading solution for model m --- n370d.gms(124) 5 Mb *** Status: Normal completion --- Job n370d.gms Stop 10/03/08 01:34:09 elapsed 1:00:17.429