--- Job n3707 Start 10/02/08 06:27:55 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 --- n3707.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n3707.gdx --- n3707.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.117 --- n3707.gms(123) 5 Mb --- Generating MIP model m --- n3707.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,001 non-zeroes --- 5,000 discrete-columns --- n3707.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.309 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 | 6271 | 20M| 0 | 9.351369e+05 | -- | Inf r 1 | 0 | 6271 | 20M| 0 | 9.351369e+05 | 1.301218e+06 | 39.15% 1 | 0 | 6641 | 24M| 0 | 9.617715e+05 | 1.301218e+06 | 35.29% 1 | 0 | 7241 | 25M| 0 | 9.754195e+05 | 1.301218e+06 | 33.40% 1 | 0 | 8084 | 26M| 0 | 9.839720e+05 | 1.301218e+06 | 32.24% 1 | 0 | 9054 | 27M| 0 | 9.912803e+05 | 1.301218e+06 | 31.27% 1 | 0 | 10058 | 28M| 0 | 9.956190e+05 | 1.301218e+06 | 30.69% 1 | 0 | 11106 | 28M| 0 | 9.989107e+05 | 1.301218e+06 | 30.26% 1 | 0 | 12003 | 29M| 0 | 1.001345e+06 | 1.301218e+06 | 29.95% 1 | 0 | 12915 | 30M| 0 | 1.002950e+06 | 1.301218e+06 | 29.74% 1 | 0 | 13908 | 30M| 0 | 1.004276e+06 | 1.301218e+06 | 29.57% 1 | 0 | 14683 | 30M| 0 | 1.005111e+06 | 1.301218e+06 | 29.46% 1 | 0 | 15271 | 31M| 0 | 1.005544e+06 | 1.301218e+06 | 29.40% 1 | 0 | 15870 | 31M| 0 | 1.006039e+06 | 1.301218e+06 | 29.34% 1 | 0 | 16182 | 31M| 0 | 1.006184e+06 | 1.301218e+06 | 29.32% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 16373 | 31M| 0 | 1.006222e+06 | 1.301218e+06 | 29.32% 1 | 0 | 16462 | 31M| 0 | 1.006231e+06 | 1.301218e+06 | 29.32% 1 | 2 | 16462 | 31M| 0 | 1.006231e+06 | 1.301218e+06 | 29.32% 100 | 101 |182660 | 43M| 22 | 1.007547e+06 | 1.301218e+06 | 29.15% 200 | 201 |391444 | 44M| 31 | 1.007547e+06 | 1.301218e+06 | 29.15% 300 | 301 |480323 | 44M| 41 | 1.007801e+06 | 1.301218e+06 | 29.11% 400 | 401 |693608 | 45M| 47 | 1.007801e+06 | 1.301218e+06 | 29.11% 500 | 501 |783903 | 45M| 47 | 1.007801e+06 | 1.301218e+06 | 29.11% 600 | 601 |872859 | 45M| 47 | 1.007801e+06 | 1.301218e+06 | 29.11% 700 | 701 |990214 | 46M| 47 | 1.007801e+06 | 1.301218e+06 | 29.11% 800 | 801 | 1056k| 46M| 47 | 1.007956e+06 | 1.301218e+06 | 29.09% 900 | 901 | 1141k| 47M| 59 | 1.007956e+06 | 1.301218e+06 | 29.09% 1000 | 1001 | 1205k| 47M| 59 | 1.008060e+06 | 1.301218e+06 | 29.08% 1100 | 1101 | 1322k| 47M| 59 | 1.008060e+06 | 1.301218e+06 | 29.08% 1200 | 1201 | 1406k| 48M| 59 | 1.008060e+06 | 1.301218e+06 | 29.08% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1300 | 1301 | 1525k| 48M| 59 | 1.008061e+06 | 1.301218e+06 | 29.08% 1400 | 1401 | 1575k| 49M| 59 | 1.008061e+06 | 1.301218e+06 | 29.08% 1500 | 1501 | 1693k| 49M| 59 | 1.008061e+06 | 1.301218e+06 | 29.08% 1600 | 1601 | 1766k| 50M| 59 | 1.008184e+06 | 1.301218e+06 | 29.07% 1700 | 1701 | 1825k| 50M| 59 | 1.008184e+06 | 1.301218e+06 | 29.07% 1800 | 1801 | 1868k| 50M| 59 | 1.008184e+06 | 1.301218e+06 | 29.07% 1900 | 1901 | 1982k| 51M| 59 | 1.008184e+06 | 1.301218e+06 | 29.07% 2000 | 2001 | 2031k| 51M| 59 | 1.008245e+06 | 1.301218e+06 | 29.06% 2100 | 2101 | 2094k| 52M| 59 | 1.008245e+06 | 1.301218e+06 | 29.06% 2200 | 2201 | 2206k| 52M| 59 | 1.008245e+06 | 1.301218e+06 | 29.06% 2300 | 2301 | 2251k| 52M| 61 | 1.008245e+06 | 1.301218e+06 | 29.06% 2400 | 2401 | 2408k| 53M| 61 | 1.008245e+06 | 1.301218e+06 | 29.06% 2500 | 2501 | 2461k| 53M| 61 | 1.008245e+06 | 1.301218e+06 | 29.06% SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.00 Solving Nodes : 2503 Primal Bound : +1.30121800000000e+06 (856 solutions) Dual Bound : +1.00824530426081e+06 Gap : 29.06 % 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 : 0.01 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 : 0.09 0 0 0 0 0 0 0 0 varbound : 0.01 0 0 0 0 0 0 0 0 linear : 0.10 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 2503 0 0 0 0 0 5006 varbound : 5000 16 46174 0 0 0 2415 0 0 0 linear : 150 16 46174 0 0 0 0 281 0 0 countsols : 0 0 0 0 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 696.01 0.00 0.00 696.01 0.00 varbound : 9.33 0.01 9.32 0.00 0.00 linear : 1.24 0.38 0.86 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 : 24.24 45999 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 : 0.03 15 - - 770 - (maximal pool size: 2721) redcost : 1.71 2518 0 0 0 0 impliedbounds : 0.00 16 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.46 16 0 0 73 0 strongcg : 1.41 16 0 0 1 0 cmir : 26.27 10 0 0 2499 0 flowcover : 5.36 10 0 0 666 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 : 696.00 2503 0 0 0 0 5006 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 : 0.01 1 0 guideddiving : 166.36 10 0 intshifting : 124.30 14 0 simplerounding : 0.26 2518 30 rounding : 3.03 661 0 shifting : 1.22 193 0 fixandinfer : 0.00 0 0 coefdiving : 219.87 13 299 pscostdiving : 215.72 12 70 fracdiving : 228.96 13 164 veclendiving : 300.30 9 256 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 objpscostdiving : 28.19 8 0 rootsoldiving : 26.71 3 0 linesearchdiving : 190.54 5 35 octane : 0.00 0 0 rens : 30.79 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 2.86 1 1 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.77 0 0 0.00 0.00 dual LP : 1311.99 2518 1011426 401.68 770.91 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1399.87 21957 1451507 66.11 1036.89 strong branching : 695.62 1864 476611 255.69 685.16 (at root node) : - 18 6041 335.61 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2503 nodes (total) : 2503 nodes left : 2504 max depth : 61 max depth (total): 61 backtracks : 93 (3.7%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.59 switching time : 1.77 Solution : Solutions found : 856 (1 improvements) Primal Bound : +1.30121800000000e+06 (in run 1, after 1 nodes, 2.37 seconds, depth 0, found by ) Dual Bound : +1.00824530426081e+06 Gap : 29.06 % Root Dual Bound : +1.00623097542709e+06 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n3707.gms(124) 0 Mb --- Reading solution for model m --- n3707.gms(124) 5 Mb *** Status: Normal completion --- Job n3707.gms Stop 10/02/08 07:28:03 elapsed 1:00:08.006