--- Job air03 Start 10/01/08 10:35:25 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 --- air03.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/air03.gdx --- air03.gms(148) 6 Mb --- Starting execution: elapsed 0:00:00.140 --- air03.gms(123) 6 Mb --- Generating MIP model m --- air03.gms(124) 11 Mb --- 125 rows 10,758 columns 101,786 non-zeroes --- 10,757 discrete-columns --- air03.gms(124) 11 Mb --- Executing SCIP: elapsed 0:00:00.436 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) 118 del vars, 2 del conss, 0 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 6 impls, 107 clqs (round 2) 118 del vars, 2 del conss, 0 chg bounds, 116 chg sides, 0 chg coeffs, 0 upgd conss, 6 impls, 107 clqs (round 3) 118 del vars, 42 del conss, 0 chg bounds, 142 chg sides, 0 chg coeffs, 0 upgd conss, 6 impls, 107 clqs (round 4) 118 del vars, 42 del conss, 0 chg bounds, 142 chg sides, 0 chg coeffs, 82 upgd conss, 6 impls, 107 clqs (round 5) 118 del vars, 43 del conss, 0 chg bounds, 142 chg sides, 0 chg coeffs, 82 upgd conss, 6 impls, 107 clqs (17.0s) probing: 1000/10639 (9.4%) - 0 fixings, 0 aggregations, 3097 implications, 0 bound changes (32.6s) probing: 2000/10639 (18.8%) - 0 fixings, 0 aggregations, 8220 implications, 0 bound changes (32.7s) probing: 2001/10639 (18.8%) - 0 fixings, 0 aggregations, 8220 implications, 0 bound changes (32.7s) probing aborted: 2000/2000 successive useless probings presolving (6 rounds): 118 deleted vars, 43 deleted constraints, 0 tightened bounds, 0 added holes, 142 changed sides, 0 changed coefficients 16446 implications, 107 cliques presolved problem has 10639 variables (10639 bin, 0 int, 0 impl, 0 cont) and 81 constraints 81 constraints of type transformed objective value is always integral (scale: 2) Presolving Time: 32.66 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 335 | 26M| 0 | 3.388642e+05 | -- | Inf R 1 | 0 | 335 | 26M| 0 | 3.388642e+05 | 1.224008e+06 | 261.21% s 1 | 0 | 335 | 26M| 0 | 3.388642e+05 | 1.184204e+06 | 249.46% 1 | 0 | 352 | 26M| 0 | 3.391476e+05 | 1.184204e+06 | 249.17% R 1 | 0 | 352 | 27M| 0 | 3.391476e+05 | 1.149160e+06 | 238.84% s 1 | 0 | 352 | 27M| 0 | 3.391476e+05 | 1.109356e+06 | 227.10% 1 | 0 | 369 | 27M| 0 | 3.392975e+05 | 1.109356e+06 | 226.96% R 1 | 0 | 369 | 27M| 0 | 3.392975e+05 | 1.064336e+06 | 213.69% s 1 | 0 | 369 | 27M| 0 | 3.392975e+05 | 1.037538e+06 | 205.79% 1 | 0 | 383 | 27M| 0 | 3.393975e+05 | 1.037538e+06 | 205.70% R 1 | 0 | 383 | 27M| 0 | 3.393975e+05 | 1.027852e+06 | 202.85% 1 | 0 | 418 | 27M| 0 | 3.394932e+05 | 1.027852e+06 | 202.76% R 1 | 0 | 418 | 27M| 0 | 3.394932e+05 | 1.027756e+06 | 202.73% 1 | 0 | 429 | 27M| 0 | 3.394996e+05 | 1.027756e+06 | 202.73% 1 | 0 | 464 | 28M| 0 | 3.395691e+05 | 1.027756e+06 | 202.66% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 495 | 28M| 0 | 3.396337e+05 | 1.027756e+06 | 202.61% R 1 | 0 | 495 | 28M| 0 | 3.396337e+05 | 1.010180e+06 | 197.43% s 1 | 0 | 495 | 28M| 0 | 3.396337e+05 | 1.010084e+06 | 197.40% 1 | 0 | 522 | 28M| 0 | 3.396664e+05 | 1.010084e+06 | 197.38% R 1 | 0 | 522 | 28M| 0 | 3.396664e+05 | 1.001258e+06 | 194.78% s 1 | 0 | 522 | 28M| 0 | 3.396664e+05 | 1.001162e+06 | 194.75% 1 | 0 | 539 | 28M| 0 | 3.396899e+05 | 1.001162e+06 | 194.73% 1 | 0 | 554 | 28M| 0 | 3.396974e+05 | 1.001162e+06 | 194.72% 1 | 0 | 567 | 29M| 0 | 3.397208e+05 | 1.001162e+06 | 194.70% 1 | 0 | 575 | 29M| 0 | 3.397252e+05 | 1.001162e+06 | 194.70% k 1 | 0 | 575 | 29M| 0 | 3.397252e+05 | 4.618640e+05 | 35.95% E 1 | 0 | 575 | 29M| 0 | 3.397252e+05 | 3.948740e+05 | 16.23% 1 | 0 | 575 | 29M| 0 | 3.397252e+05 | 3.948740e+05 | 16.23% 1 | 0 | 587 | 29M| 0 | 3.397365e+05 | 3.948740e+05 | 16.23% 1 | 2 | 587 | 29M| 0 | 3.397365e+05 | 3.948740e+05 | 16.23% node | left |LP iter| mem |mdpt | dualbound | primalbound | gap * 2 | 0 | 602 | 29M| 1 | 3.401600e+05 | 3.401600e+05 | 0.00% SCIP Status : problem is solved [optimal solution found] Solving Time (sec) : 36.67 Solving Nodes : 2 Primal Bound : +3.40160000000000e+05 (18 solutions) Dual Bound : +3.40160000000000e+05 Gap : 0.00 % SCIP Status : problem is solved [optimal solution found] Solving Time : 36.67 Original Problem : Problem name : gamsmodel Variables : 10757 (10757 binary, 0 integer, 0 implicit integer, 0 continuous) Constraints : 124 initial, 124 maximal Presolved Problem : Problem name : t_gamsmodel Variables : 10639 (10639 binary, 0 integer, 0 implicit integer, 0 continuous) Constraints : 81 initial, 81 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 : 32.43 0 0 0 0 0 0 0 0 setppc : 0.02 0 0 0 0 0 1 0 0 linear : 0.16 0 118 0 0 0 42 142 0 root node : - 10 - - 10 - - - - Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children integral : 0 0 0 2 0 0 0 0 0 2 setppc : 81 13 4303 1 0 0 0 0 0 0 countsols : 0 0 0 1 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 0.90 0.00 0.00 0.90 0.00 setppc : 0.03 0.00 0.03 0.00 0.00 countsols : 0.00 0.00 0.00 0.00 0.00 Propagators : Time Calls Cutoffs DomReds rootredcost : 0.00 0 0 0 pseudoobj : 0.00 19 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 0 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 : 0.00 12 - - 0 - (maximal pool size: 58) redcost : 0.03 15 0 13 0 0 impliedbounds : 0.01 13 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 0.04 13 0 0 0 0 strongcg : 0.03 13 0 0 0 0 cmir : 0.11 10 0 0 0 0 flowcover : 0.63 10 0 0 0 0 clique : 1.43 13 0 0 58 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 : 0.90 1 0 0 0 0 2 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 - 1 pseudo solutions : 0.00 - 0 simplerounding : 0.00 14 0 rounding : 0.07 14 7 shifting : 0.07 14 8 intshifting : 0.00 0 0 oneopt : 0.01 1 1 fixandinfer : 0.00 0 0 feaspump : 0.00 0 0 coefdiving : 0.00 0 0 pscostdiving : 0.00 0 0 fracdiving : 0.00 0 0 veclendiving : 0.00 0 0 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 objpscostdiving : 0.00 0 0 rootsoldiving : 0.00 0 0 linesearchdiving : 0.00 0 0 guideddiving : 0.00 0 0 octane : 0.00 0 0 rens : 0.17 1 1 rins : 0.00 0 0 localbranching : 0.00 0 0 mutation : 0.00 0 0 crossover : 0.00 0 0 dins : 0.00 0 0 LP : Time Calls Iterations Iter/call Iter/sec primal LP : 0.04 0 0 0.00 0.00 dual LP : 0.41 15 602 40.13 1468.29 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 0.00 0 0 0.00 - strong branching : 0.89 17 1510 88.82 1696.63 (at root node) : - 17 1510 88.82 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 2 nodes (total) : 2 nodes left : 0 max depth : 1 max depth (total): 1 backtracks : 0 (0.0%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.00 switching time : 0.04 Solution : Solutions found : 18 (15 improvements) Primal Bound : +3.40160000000000e+05 (in run 1, after 2 nodes, 36.67 seconds, depth 1, found by ) Dual Bound : +3.40160000000000e+05 Gap : 0.00 % Root Dual Bound : +3.39736500000000e+05 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- air03.gms(124) 0 Mb --- Reading solution for model m --- air03.gms(124) 6 Mb *** Status: Normal completion --- Job air03.gms Stop 10/01/08 10:36:02 elapsed 0:00:37.508