--- Job acc-tight-1 Start 10/01/08 09:49:41 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 --- acc-tight-1.gms(106) 2 Mb --- GDXin=/home/stefan/work/gams/models/LINlib/acc-tight-1.gdx --- acc-tight-1.gms(148) 4 Mb --- Starting execution: elapsed 0:00:00.024 --- acc-tight-1.gms(123) 4 Mb --- Generating MIP model m --- acc-tight-1.gms(124) 5 Mb --- 2,521 rows 1,621 columns 15,329 non-zeroes --- 1,620 discrete-columns --- acc-tight-1.gms(124) 5 Mb --- Executing SCIP: elapsed 0:00:00.095 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, 0 chg bounds, 0 chg sides, 0 chg coeffs, 2493 upgd conss, 2592 impls, 414 clqs (0.1s) probing: 101/1620 (6.2%) - 0 fixings, 0 aggregations, 0 implications, 0 bound changes (0.1s) probing aborted: 100/100 successive totally useless probings presolving (2 rounds): 0 deleted vars, 0 deleted constraints, 0 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients 2592 implications, 414 cliques presolved problem has 1620 variables (1620 bin, 0 int, 0 impl, 0 cont) and 2520 constraints 387 constraints of type 414 constraints of type 27 constraints of type 1692 constraints of type transformed objective value is always integral (scale: 1) Presolving Time: 0.12 node | left |LP iter| mem |mdpt | dualbound | primalbound | gap 1 | 0 | 990 |6878k| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 26053 | 16M| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 27467 | 26M| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 29098 | 36M| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 30842 | 46M| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 32679 | 55M| 0 | 0.000000e+00 | -- | Inf 1 | 0 | 33646 | 66M| 0 | 0.000000e+00 | -- | Inf 1 | 2 | 33646 | 66M| 0 | 0.000000e+00 | -- | Inf * 92 | 0 | 72531 | 66M| 76 | 0.000000e+00 | 0.000000e+00 | 0.00% SCIP Status : problem is solved [optimal solution found] Solving Time (sec) : 126.71 Solving Nodes : 92 Primal Bound : +0.00000000000000e+00 (1 solutions) Dual Bound : +0.00000000000000e+00 Gap : 0.00 % SCIP Status : problem is solved [optimal solution found] Solving Time : 126.71 Original Problem : Problem name : gamsmodel Variables : 1620 (1620 binary, 0 integer, 0 implicit integer, 0 continuous) Constraints : 2520 initial, 2520 maximal Presolved Problem : Problem name : t_gamsmodel Variables : 1620 (1620 binary, 0 integer, 0 implicit integer, 0 continuous) Constraints : 2520 initial, 2520 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 : 0.02 0 0 0 0 0 0 0 0 knapsack : 0.03 0 0 0 0 0 0 0 0 setppc : 0.00 0 0 0 0 0 0 0 0 linear : 0.04 0 0 0 0 0 0 0 0 logicor : 0.02 0 0 0 0 0 0 0 0 root node : - 0 - - 0 - - - - Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children integral : 0 0 0 92 0 0 0 0 0 182 knapsack : 387 6 1043 1 0 0 13 0 0 0 setppc : 414 6 1043 1 0 0 587 0 0 0 linear : 27 6 1043 1 0 0 42 0 0 0 logicor : 1692 6 331 1 0 0 598 0 0 0 countsols : 0 0 0 1 0 0 0 0 0 0 Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS integral : 77.27 0.00 0.00 77.27 0.00 knapsack : 0.00 0.00 0.00 0.00 0.00 setppc : 0.00 0.00 0.00 0.00 0.00 linear : 0.01 0.00 0.01 0.00 0.00 logicor : 0.01 0.00 0.01 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 : 0.00 843 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 : 0.04 5 - - 3 - (maximal pool size: 3003) redcost : 0.00 97 0 0 0 0 impliedbounds : 0.00 6 0 0 0 0 intobj : 0.00 0 0 0 0 0 gomory : 6.98 6 0 0 452 0 strongcg : 2.30 6 0 0 3000 0 cmir : 0.10 6 0 0 0 0 flowcover : 0.11 6 0 0 0 0 clique : 0.08 6 0 0 36 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 : 77.27 91 0 0 0 0 182 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 oneopt : 0.00 0 0 fracdiving : 0.00 0 0 veclendiving : 0.00 0 0 objpscostdiving : 0.00 0 0 rootsoldiving : 0.00 0 0 linesearchdiving : 0.00 0 0 guideddiving : 0.00 0 0 crossover : 0.00 0 0 intshifting : 0.00 0 0 coefdiving : 3.16 1 0 pscostdiving : 2.25 1 0 feaspump : 9.50 1 0 simplerounding : 0.00 0 0 rounding : 0.07 97 0 shifting : 0.04 15 0 fixandinfer : 0.00 0 0 intdiving : 0.00 0 0 actconsdiving : 0.00 0 0 octane : 0.00 0 0 rens : 8.10 1 0 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 : 0.22 0 0 0.00 0.00 dual LP : 16.18 98 36326 370.67 2245.12 barrier LP : 0.00 0 0 0.00 - diving/probing LP: 14.57 605 36205 59.84 2484.90 strong branching : 77.24 580 137462 237.00 1779.67 (at root node) : - 19 4720 248.42 - conflict analysis: 0.00 0 0 0.00 - B&B Tree : number of runs : 1 nodes : 92 nodes (total) : 92 nodes left : 0 max depth : 76 max depth (total): 76 backtracks : 2 (2.2%) delayed cutoffs : 0 repropagations : 0 (0 domain reductions, 0 cutoffs) avg switch length: 2.09 switching time : 0.23 Solution : Solutions found : 1 (1 improvements) Primal Bound : +0.00000000000000e+00 (in run 1, after 92 nodes, 126.70 seconds, depth 76, found by ) Dual Bound : +0.00000000000000e+00 Gap : 0.00 % Root Dual Bound : +0.00000000000000e+00 Solving LP with fixed discrete variables... GAMS/SCIP finished. --- Restarting execution --- acc-tight-1.gms(124) 0 Mb --- Reading solution for model m *** Status: Normal completion --- Job acc-tight-1.gms Stop 10/01/08 09:51:48 elapsed 0:02:07.451