--- Job n3703 Start 10/02/08 02:27:14 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 --- n3703.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/n3703.gdx --- n3703.gms(148) 5 Mb --- Starting execution: elapsed 0:00:00.103 --- n3703.gms(123) 5 Mb --- Generating MIP model m --- n3703.gms(124) 7 Mb --- 5,151 rows 10,001 columns 30,000 non-zeroes --- 5,000 discrete-columns --- n3703.gms(124) 7 Mb --- Executing SCIP: elapsed 0:00:00.297 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) 1 del vars, 1 del conss, 5000 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 0 impls, 0 clqs (round 2) 1 del vars, 1 del conss, 5000 chg bounds, 0 chg sides, 0 chg coeffs, 4999 upgd conss, 0 impls, 0 clqs (0.2s) probing: 101/4999 (2.0%) - 0 fixings, 0 aggregations, 0 implications, 0 bound changes (0.2s) probing aborted: 100/100 successive totally useless probings presolving (3 rounds): 1 deleted vars, 1 deleted constraints, 5000 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients 4999 implications, 0 cliques presolved problem has 9999 variables (4999 bin, 0 int, 0 impl, 5000 cont) and 5149 constraints 4999 constraints of type 150 constraints of type Presolving Time: 0.24 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 6380 | 20M| 0 | 9.342122e+05 | -- | Inf r 1 | 0 | 6380 | 20M| 0 | 9.342122e+05 | 1.316442e+06 | 40.91% 1 | 0 | 6799 | 24M| 0 | 9.582727e+05 | 1.316442e+06 | 37.38% 1 | 0 | 7357 | 25M| 0 | 9.700118e+05 | 1.316442e+06 | 35.71% 1 | 0 | 8019 | 25M| 0 | 9.770131e+05 | 1.316442e+06 | 34.74% 1 | 0 | 8805 | 26M| 0 | 9.836791e+05 | 1.316442e+06 | 33.83% 1 | 0 | 9778 | 27M| 0 | 9.887471e+05 | 1.316442e+06 | 33.14% 1 | 0 | 10731 | 28M| 0 | 9.917397e+05 | 1.316442e+06 | 32.74% 1 | 0 | 11697 | 28M| 0 | 9.934603e+05 | 1.316442e+06 | 32.51% 1 | 0 | 12704 | 29M| 0 | 9.953648e+05 | 1.316442e+06 | 32.26% 1 | 0 | 13548 | 29M| 0 | 9.963952e+05 | 1.316442e+06 | 32.12% 1 | 0 | 14262 | 29M| 0 | 9.970545e+05 | 1.316442e+06 | 32.03% 1 | 0 | 14885 | 30M| 0 | 9.975456e+05 | 1.316442e+06 | 31.97% 1 | 0 | 15186 | 30M| 0 | 9.976319e+05 | 1.316442e+06 | 31.96% 1 | 0 | 15407 | 30M| 0 | 9.977725e+05 | 1.316442e+06 | 31.94% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 15773 | 30M| 0 | 9.979052e+05 | 1.316442e+06 | 31.92% 1 | 0 | 15982 | 30M| 0 | 9.979458e+05 | 1.316442e+06 | 31.92% 1 | 0 | 16131 | 30M| 0 | 9.979774e+05 | 1.316442e+06 | 31.91% 1 | 2 | 16131 | 31M| 0 | 9.979774e+05 | 1.316442e+06 | 31.91% 100 | 101 |202787 | 42M| 31 | 9.986305e+05 | 1.316442e+06 | 31.82% 200 | 201 |515771 | 42M| 35 | 9.988814e+05 | 1.316442e+06 | 31.79% 300 | 301 |653645 | 43M| 45 | 9.990607e+05 | 1.316442e+06 | 31.77% 400 | 401 |862524 | 43M| 45 | 9.990607e+05 | 1.316442e+06 | 31.77% 500 | 501 |975655 | 44M| 59 | 9.991171e+05 | 1.316442e+06 | 31.76% 600 | 601 | 1070k| 44M| 59 | 9.991171e+05 | 1.316442e+06 | 31.76% 700 | 701 | 1170k| 45M| 59 | 9.991171e+05 | 1.316442e+06 | 31.76% 800 | 801 | 1277k| 45M| 63 | 9.991684e+05 | 1.316442e+06 | 31.75% 900 | 901 | 1361k| 46M| 63 | 9.991684e+05 | 1.316442e+06 | 31.75% 1000 | 1001 | 1435k| 46M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1100 | 1101 | 1647k| 47M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1200 | 1201 | 1718k| 47M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1300 | 1301 | 1790k| 47M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1400 | 1401 | 1841k| 48M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1500 | 1501 | 1887k| 48M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1600 | 1601 | 1949k| 49M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1700 | 1701 | 2053k| 49M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1800 | 1801 | 2095k| 49M| 63 | 9.992610e+05 | 1.316442e+06 | 31.74% 1900 | 1901 | 2139k| 50M| 67 | 9.992610e+05 | 1.316442e+06 | 31.74% 2000 | 2001 | 2191k| 50M| 81 | 9.992610e+05 | 1.316442e+06 | 31.74% 2100 | 2101 | 2252k| 51M| 87 | 9.995318e+05 | 1.316442e+06 | 31.71% 2200 | 2201 | 2295k| 51M| 87 | 9.995372e+05 | 1.316442e+06 | 31.71% 2300 | 2301 | 2377k| 51M| 93 | 9.995372e+05 | 1.316442e+06 | 31.71% 2400 | 2401 | 2411k| 52M| 93 | 9.995372e+05 | 1.316442e+06 | 31.71% 2500 | 2501 | 2437k| 52M| 95 | 9.995372e+05 | 1.316442e+06 | 31.71% 2600 | 2601 | 2604k| 53M| 95 | 9.997484e+05 | 1.316442e+06 | 31.68% SCIP Status : solving was interrupted [time limit reached] Solving Time (sec) : 3600.00 Solving Nodes : 2697 Primal Bound : +1.31644200000000e+06 (1019 solutions) Dual Bound : +9.99748445820086e+05 Gap : 31.68 % 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 : 9999 (4999 binary, 0 integer, 0 implicit integer, 5000 continuous) Constraints : 5149 initial, 5149 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 1 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 : 0.00 0 0 0 0 0 0 0 0 linear : 0.12 0 0 0 5000 0 1 0 0 root node : - 0 - - 0 - - - - Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children integral : 0 0 0 2697 0 0 0 0 0 5394 varbound : 4999 17 47317 0 0 0 2616 0 0 0 linear : 150 17 47317 0 0 0 0 239 0 0 countsols : 0 0 0 0 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 705.62 0.00 0.00 705.62 0.00 varbound : 9.08 0.00 9.08 0.00 0.00 linear : 1.16 0.43 0.73 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 : 24.81 47143 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 6 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 - - 648 - (maximal pool size: 2196) redcost : 1.87 2713 0 0 0 0 impliedbounds : 0.03 17 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 1.55 17 0 0 70 0 strongcg : 1.48 17 0 0 5 0 cmir : 24.81 10 0 0 1979 0 flowcover : 5.91 10 0 0 596 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 : 705.62 2697 0 0 0 0 5394 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 : 0.00 1 0 linesearchdiving : 191.49 4 245 veclendiving : 322.39 8 268 rootsoldiving : 27.92 4 3 guideddiving : 186.62 10 0 intshifting : 83.60 10 0 pscostdiving : 214.92 11 170 fracdiving : 228.93 11 1 objpscostdiving : 24.85 6 0 coefdiving : 229.94 12 299 simplerounding : 0.31 2713 31 rounding : 2.96 689 0 shifting : 1.18 188 0 fixandinfer : 0.00 0 0 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 octane : 0.00 0 0 rens : 27.32 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 2.56 1 1 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 3.22 0 0 0.00 0.00 dual LP : 1296.63 2714 1017365 374.86 784.62 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 1409.18 22253 1623279 72.95 1151.93 strong branching : 705.31 1959 498684 254.56 707.04 (at root node) : - 22 7571 344.14 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2697 nodes (total) : 2697 nodes left : 2698 max depth : 95 max depth (total): 95 backtracks : 80 (3.0%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.29 switching time : 1.78 Solution : Solutions found : 1019 (1 improvements) Primal Bound : +1.31644200000000e+06 (in run 1, after 1 nodes, 2.01 seconds, depth 0, found by ) Dual Bound : +9.99748445820086e+05 Gap : 31.68 % Root Dual Bound : +9.97977447252276e+05 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- n3703.gms(124) 0 Mb --- Reading solution for model m --- n3703.gms(124) 5 Mb *** Status: Normal completion --- Job n3703.gms Stop 10/02/08 03:27:22 elapsed 1:00:07.667