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| Solver Name | Answer | objective function | CPU time | Wall clock time |
|---|---|---|---|---|
| SCIPspx SCIP 1.2.1.2 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver | OPT | -6 | 2.32565 | 2.32717 |
| Name | normalized-PB07/OPT-SMALLINT-NLC/submittedPB07/ manquinho/mis/normalized-mis_50_25_5.opb |
| MD5SUM | 20ea76261c79ba7825c3d1b1d13450a8 |
| Bench Category | OPT-SMALLINT-NLC (optimisation, small integers, non linear constraints) |
| Best result obtained on this benchmark | OPT |
| Best value of the objective obtained on this benchmark | -6 |
| Best CPU time to get the best result obtained on this benchmark | 0.051991 |
| Has Objective Function | YES |
| Satisfiable | YES |
| (Un)Satisfiability was proved | YES |
| Best value of the objective function | -6 |
| Optimality of the best value was proved | YES |
| Number of variables | 50 |
| Total number of constraints | 50 |
| Number of constraints which are clauses | 0 |
| Number of constraints which are cardinality constraints (but not clauses) | 0 |
| Number of constraints which are nor clauses,nor cardinality constraints | 50 |
| Minimum length of a constraint | 25 |
| Maximum length of a constraint | 35 |
| Number of terms in the objective function | 50 |
| Biggest coefficient in the objective function | 1 |
| Number of bits for the biggest coefficient in the objective function | 1 |
| Sum of the numbers in the objective function | 50 |
| Number of bits of the sum of numbers in the objective function | 6 |
| Biggest number in a constraint | 1 |
| Number of bits of the biggest number in a constraint | 1 |
| Biggest sum of numbers in a constraint | 50 |
| Number of bits of the biggest sum of numbers | 6 |
| Number of products (including duplicates) | 1464 |
| Sum of products size (including duplicates) | 2928 |
| Number of different products | 732 |
| Sum of products size | 1464 |
0.00/0.00 c SCIP version 1.2.1.2 [precision: 8 byte] [memory: block] [mode: optimized] [LP solver: SoPlex 1.4.2] [Expressions interpreter: NONE]
0.00/0.00 c Copyright (c) 2002-2010 Konrad-Zuse-Zentrum fuer Informationstechnik Berlin (ZIB)
0.00/0.00 c
0.00/0.00 c user parameter file <scip.set> not found - using default parameters
0.00/0.00 c reading problem <HOME/instance-2666685-1276662322.opb>
0.00/0.02 c original problem has 782 variables (782 bin, 0 int, 0 impl, 0 cont) and 782 constraints
0.00/0.02 c problem read
0.00/0.02 c presolving settings loaded
0.00/0.03 o 0
0.00/0.03 c feasible solution found by trivial heuristic, objective value 0.000000e+00
0.00/0.03 c presolving:
0.19/0.21 c (round 1) 732 del vars, 50 del conss, 732 chg bounds, 0 chg sides, 0 chg coeffs, 0 upgd conss, 2928 impls, 0 clqs
0.19/0.23 c presolving (2 rounds):
0.19/0.23 c 732 deleted vars, 50 deleted constraints, 732 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients
0.19/0.23 c 4392 implications, 0 cliques
0.19/0.23 c presolved problem has 50 variables (50 bin, 0 int, 0 impl, 0 cont) and 732 constraints
0.19/0.23 c 732 constraints of type <logicor>
0.19/0.23 c transformed objective value is always integral (scale: 1)
0.19/0.23 c Presolving Time: 0.13
0.19/0.23 c - non default parameters ----------------------------------------------------------------------
0.19/0.23 c # SCIP version 1.2.1.2
0.19/0.23 c
0.19/0.23 c # maximal number of intermediate conflict constraints generated in conflict graph (-1: use every intermediate constraint)
0.19/0.23 c # [type: int, range: [-1,2147483647], default: -1]
0.19/0.23 c conflict/interconss = 0
0.19/0.23 c
0.19/0.23 c # should binary conflicts be preferred?
0.19/0.23 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.23 c conflict/preferbinary = TRUE
0.19/0.23 c
0.19/0.23 c # maximum age an unnecessary constraint can reach before it is deleted (0: dynamic, -1: keep all constraints)
0.19/0.23 c # [type: int, range: [-1,2147483647], default: 0]
0.19/0.23 c constraints/agelimit = 1
0.19/0.23 c
0.19/0.23 c # should enforcement of pseudo solution be disabled?
0.19/0.23 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.23 c constraints/disableenfops = TRUE
0.19/0.23 c
0.19/0.23 c # frequency for displaying node information lines
0.19/0.23 c # [type: int, range: [-1,2147483647], default: 100]
0.19/0.23 c display/freq = 10000
0.19/0.23 c
0.19/0.23 c # maximal time in seconds to run
0.19/0.23 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.19/0.23 c limits/time = 1799.99
0.19/0.23 c
0.19/0.23 c # maximal memory usage in MB; reported memory usage is lower than real memory usage!
0.19/0.23 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.19/0.23 c limits/memory = 1620
0.19/0.23 c
0.19/0.23 c # frequency for solving LP at the nodes (-1: never; 0: only root LP)
0.19/0.23 c # [type: int, range: [-1,2147483647], default: 1]
0.19/0.23 c lp/solvefreq = 0
0.19/0.23 c
0.19/0.23 c # LP pricing strategy ('l'pi default, 'a'uto, 'f'ull pricing, 'p'artial, 's'teepest edge pricing, 'q'uickstart steepest edge pricing, 'd'evex pricing)
0.19/0.23 c # [type: char, range: {lafpsqd}, default: l]
0.19/0.23 c lp/pricing = a
0.19/0.23 c
0.19/0.23 c # should presolving try to simplify inequalities
0.19/0.23 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.23 c constraints/linear/simplifyinequalities = TRUE
0.19/0.23 c
0.19/0.23 c # should presolving try to simplify knapsacks
0.19/0.23 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.19/0.23 c constraints/knapsack/simplifyinequalities = TRUE
0.19/0.23 c
0.19/0.24 c # priority of node selection rule <dfs> in standard mode
0.19/0.24 c # [type: int, range: [-536870912,536870911], default: 0]
0.19/0.24 c nodeselection/dfs/stdpriority = 1000000
0.19/0.24 c
0.19/0.24 c -----------------------------------------------------------------------------------------------
0.19/0.24 c start solving
0.19/0.24 c
0.19/0.24 c time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
0.19/0.27 c t 0.1s| 1 | 0 | 51 | - |2174k| 0 | 50 | 50 | 732 | 50 | 732 | 0 | 0 | 0 |-2.500000e+01 | 0.000000e+00 | 100.00%
0.19/0.27 o -1
0.19/0.27 c R 0.1s| 1 | 0 | 51 | - |2175k| 0 | 50 | 50 | 732 | 50 | 732 | 0 | 0 | 0 |-2.500000e+01 |-1.000000e+00 | 96.00%
0.19/0.27 c 0.1s| 1 | 0 | 87 | - |2182k| 0 | 39 | 50 | 732 | 50 | 736 | 4 | 0 | 0 |-1.950000e+01 |-1.000000e+00 | 94.87%
0.19/0.27 o -5
0.19/0.27 c b 0.1s| 1 | 0 | 87 | - |2184k| 0 | 39 | 50 | 732 | 50 | 736 | 4 | 0 | 0 |-1.950000e+01 |-5.000000e+00 | 74.36%
0.29/0.30 c 0.2s| 1 | 0 | 167 | - |2190k| 0 | 26 | 50 | 732 | 50 | 745 | 13 | 0 | 0 |-1.300000e+01 |-5.000000e+00 | 61.54%
0.29/0.34 c 0.2s| 1 | 0 | 229 | - |2194k| 0 | 26 | 50 | 732 | 50 | 750 | 18 | 0 | 0 |-1.100000e+01 |-5.000000e+00 | 54.55%
0.29/0.39 c 0.3s| 1 | 0 | 277 | - |2204k| 0 | 26 | 50 | 732 | 50 | 754 | 22 | 0 | 0 |-1.033333e+01 |-5.000000e+00 | 51.61%
0.39/0.45 c 0.3s| 1 | 0 | 340 | - |2215k| 0 | 29 | 50 | 732 | 50 | 764 | 32 | 0 | 0 |-9.777778e+00 |-5.000000e+00 | 48.86%
0.49/0.52 c 0.4s| 1 | 0 | 399 | - |2327k| 0 | 27 | 50 | 732 | 50 | 772 | 40 | 0 | 0 |-8.875000e+00 |-5.000000e+00 | 43.66%
0.59/0.60 c 0.5s| 1 | 0 | 460 | - |2416k| 0 | 33 | 50 | 732 | 50 | 782 | 50 | 0 | 0 |-8.397260e+00 |-5.000000e+00 | 40.46%
0.69/0.70 c 0.6s| 1 | 0 | 518 | - |2759k| 0 | 32 | 50 | 732 | 50 | 794 | 62 | 0 | 0 |-8.069149e+00 |-5.000000e+00 | 38.04%
0.69/0.79 c 0.7s| 1 | 0 | 569 | - |3048k| 0 | 32 | 50 | 732 | 50 | 800 | 68 | 0 | 0 |-7.681185e+00 |-5.000000e+00 | 34.91%
0.89/0.91 c 0.8s| 1 | 0 | 604 | - |3505k| 0 | 34 | 50 | 732 | 50 | 806 | 74 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.00/1.01 c 0.9s| 1 | 0 | 623 | - |3861k| 0 | 40 | 50 | 732 | 50 | 131 | 83 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.00/1.03 c 0.9s| 1 | 0 | 647 | - |3940k| 0 | 41 | 50 | 732 | 50 | 137 | 89 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.00/1.05 c time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
1.00/1.05 c 0.9s| 1 | 0 | 673 | - |3983k| 0 | 42 | 50 | 732 | 50 | 145 | 97 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.00/1.06 c 0.9s| 1 | 0 | 699 | - |4037k| 0 | 45 | 50 | 732 | 50 | 152 | 104 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.00/1.08 c 0.9s| 1 | 0 | 744 | - |4055k| 0 | 45 | 50 | 732 | 50 | 156 | 108 | 0 | 0 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.59/1.67 c 1.5s| 1 | 0 | 766 | - |4053k| 0 | 43 | 50 | 732 | 50 | 156 | 108 | 0 | 45 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.59/1.69 c 1.5s| 1 | 0 | 799 | - |4067k| 0 | 41 | 50 | 732 | 50 | 107 | 113 | 0 | 45 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.69/1.72 c 1.6s| 1 | 2 | 799 | - |4067k| 0 | 41 | 50 | 732 | 50 | 107 | 113 | 0 | 48 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.69/1.72 c (run 1, node 1) restarting after 3 global fixings of integer variables
1.69/1.72 c
1.69/1.72 c (restart) converted 42 cuts from the global cut pool into linear constraints
1.69/1.72 c
1.69/1.73 c presolving:
1.69/1.73 c (round 1) 3 del vars, 94 del conss, 0 chg bounds, 1 chg sides, 0 chg coeffs, 0 upgd conss, 4392 impls, 38 clqs
1.69/1.74 c (round 2) 3 del vars, 94 del conss, 0 chg bounds, 1 chg sides, 0 chg coeffs, 41 upgd conss, 4392 impls, 38 clqs
1.69/1.75 c (round 3) 3 del vars, 94 del conss, 0 chg bounds, 1 chg sides, 1 chg coeffs, 41 upgd conss, 4392 impls, 38 clqs
1.69/1.75 c presolving (4 rounds):
1.69/1.75 c 3 deleted vars, 94 deleted constraints, 0 tightened bounds, 0 added holes, 1 changed sides, 1 changed coefficients
1.69/1.75 c 4392 implications, 38 cliques
1.69/1.75 c presolved problem has 47 variables (47 bin, 0 int, 0 impl, 0 cont) and 680 constraints
1.69/1.75 c 4 constraints of type <knapsack>
1.69/1.75 c 37 constraints of type <setppc>
1.69/1.75 c 639 constraints of type <logicor>
1.69/1.75 c transformed objective value is always integral (scale: 1)
1.69/1.75 c Presolving Time: 0.15
1.69/1.75 c
1.69/1.76 c time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
1.69/1.76 c 1.6s| 1 | 0 | 877 | - |2183k| 0 | 19 | 47 | 680 | 47 | 680 | 0 | 0 | 48 |-7.000000e+00 |-5.000000e+00 | 28.57%
1.79/1.82 c 1.6s| 1 | 0 | 914 | - |2252k| 0 | 32 | 47 | 680 | 47 | 685 | 5 | 0 | 48 |-7.000000e+00 |-5.000000e+00 | 28.57%
2.10/2.17 c 2.0s| 1 | 0 | 925 | - |2250k| 0 | 29 | 47 | 680 | 47 | 685 | 5 | 0 | 80 |-7.000000e+00 |-5.000000e+00 | 28.57%
2.10/2.20 c 2.0s| 1 | 2 | 925 | - |2251k| 0 | 29 | 47 | 680 | 47 | 685 | 5 | 0 | 83 |-7.000000e+00 |-5.000000e+00 | 28.57%
2.20/2.21 o -6
2.20/2.21 c * 2.0s| 11 | 3 | 925 | 0.0 |2256k| 7 | - | 47 | 681 | 0 | 0 | 5 | 1 | 83 |-7.000000e+00 |-6.000000e+00 | 14.29%
2.29/2.31 c
2.29/2.31 c SCIP Status : problem is solved [optimal solution found]
2.29/2.31 c Solving Time (sec) : 2.09
2.29/2.31 c Solving Nodes : 449 (total of 450 nodes in 2 runs)
2.29/2.31 c Primal Bound : -6.00000000000000e+00 (10 solutions)
2.29/2.31 c Dual Bound : -6.00000000000000e+00
2.29/2.31 c Gap : 0.00 %
2.29/2.31 s OPTIMUM FOUND
2.29/2.31 v -x50 -x49 -x48 -x47 -x46 -x45 x44 -x43 -x42 -x41 -x40 -x39 x38 -x37 -x36 -x35 -x34 -x33 -x32 -x31 -x30 -x29 -x28 x27 -x26 -x25
2.29/2.31 v -x24 -x23 -x22 -x21 -x20 x19 -x18 -x17 -x16 -x15 -x14 x13 -x12 -x11 x10 -x9 -x8 -x7 -x6 -x5 -x4 -x3 -x2 -x1
2.29/2.31 c SCIP Status : problem is solved [optimal solution found]
2.29/2.31 c Solving Time : 2.09
2.29/2.31 c Original Problem :
2.29/2.31 c Problem name : HOME/instance-2666685-1276662322.opb
2.29/2.31 c Variables : 782 (782 binary, 0 integer, 0 implicit integer, 0 continuous)
2.29/2.31 c Constraints : 782 initial, 782 maximal
2.29/2.31 c Presolved Problem :
2.29/2.31 c Problem name : t_HOME/instance-2666685-1276662322.opb
2.29/2.31 c Variables : 47 (47 binary, 0 integer, 0 implicit integer, 0 continuous)
2.29/2.31 c Constraints : 680 initial, 681 maximal
2.29/2.31 c Presolvers : Time FixedVars AggrVars ChgTypes ChgBounds AddHoles DelCons ChgSides ChgCoefs
2.29/2.31 c trivial : 0.00 3 0 0 0 0 0 0 0
2.29/2.31 c dualfix : 0.00 0 0 0 0 0 0 0 0
2.29/2.31 c boundshift : 0.00 0 0 0 0 0 0 0 0
2.29/2.31 c inttobinary : 0.00 0 0 0 0 0 0 0 0
2.29/2.31 c implics : 0.00 0 0 0 0 0 0 0 0
2.29/2.31 c probing : 0.01 0 0 0 0 0 0 0 0
2.29/2.31 c knapsack : 0.00 0 0 0 0 0 0 0 1
2.29/2.31 c setppc : 0.00 0 0 0 0 0 0 0 0
2.29/2.31 c linear : 0.01 732 0 0 732 0 51 1 0
2.29/2.31 c logicor : 0.03 0 0 0 0 0 93 0 0
2.29/2.31 c root node : - 50 - - 50 - - - -
2.29/2.31 c Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children
2.29/2.31 c integral : 0 0 0 4 0 0 6 0 0 4
2.29/2.31 c knapsack : 4 1 2013 0 0 26 0 0 0 0
2.29/2.31 c setppc : 37 1 1984 0 0 70 1056 0 0 0
2.29/2.31 c logicor : 639+ 17 606 0 1 0 743 0 0 0
2.29/2.31 c countsols : 0 0 0 0 1 0 0 0 0 0
2.29/2.31 c Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS
2.29/2.31 c integral : 0.96 0.00 0.00 0.96 0.00
2.29/2.31 c knapsack : 0.04 0.00 0.04 0.00 0.00
2.29/2.31 c setppc : 0.02 0.00 0.02 0.00 0.00
2.29/2.31 c logicor : 0.00 0.00 0.00 0.00 0.00
2.29/2.31 c countsols : 0.00 0.00 0.00 0.00 0.00
2.29/2.31 c Propagators : Time Calls Cutoffs DomReds
2.29/2.31 c vbounds : 0.00 3 0 0
2.29/2.31 c rootredcost : 0.00 1 0 1
2.29/2.31 c pseudoobj : 0.02 2183 156 509
2.29/2.31 c Conflict Analysis : Time Calls Success Conflicts Literals Reconvs ReconvLits LP Iters
2.29/2.31 c propagation : 0.00 252 240 240 2.1 0 0.0 -
2.29/2.31 c infeasible LP : 0.00 0 0 0 0.0 0 0.0 0
2.29/2.31 c bound exceed. LP : 0.00 0 0 0 0.0 0 0.0 0
2.29/2.31 c strong branching : 0.00 0 0 0 0.0 0 0.0 0
2.29/2.31 c pseudo solution : 0.00 0 0 0 0.0 0 0.0 -
2.29/2.31 c applied globally : - - - 240 2.1 - - -
2.29/2.31 c applied locally : - - - 0 0.0 - - -
2.29/2.31 c Separators : Time Calls Cutoffs DomReds Cuts Conss
2.29/2.31 c cut pool : 0.00 0 - - 0 - (maximal pool size: 52)
2.29/2.31 c redcost : 0.00 17 0 0 0 0
2.29/2.31 c impliedbounds : 0.00 17 0 0 0 0
2.29/2.31 c intobj : 0.00 0 0 0 0 0
2.29/2.31 c cgmip : 0.00 0 0 0 0 0
2.29/2.31 c gomory : 0.36 17 0 0 4686 0
2.29/2.31 c strongcg : 0.30 17 0 0 5054 0
2.29/2.31 c cmir : 0.02 11 0 0 0 0
2.29/2.31 c flowcover : 0.04 11 0 0 0 0
2.29/2.31 c clique : 0.02 17 0 0 149 0
2.29/2.31 c zerohalf : 0.00 0 0 0 0 0
2.29/2.31 c mcf : 0.00 2 0 0 0 0
2.29/2.31 c rapidlearning : 0.00 0 0 0 0 0
2.29/2.31 c Pricers : Time Calls Vars
2.29/2.31 c problem variables: 0.00 0 0
2.29/2.31 c Branching Rules : Time Calls Cutoffs DomReds Cuts Conss Children
2.29/2.31 c relpscost : 0.96 4 0 6 0 0 4
2.29/2.31 c pscost : 0.00 0 0 0 0 0 0
2.29/2.31 c inference : 0.00 253 0 0 0 0 506
2.29/2.31 c mostinf : 0.00 0 0 0 0 0 0
2.29/2.31 c leastinf : 0.00 0 0 0 0 0 0
2.29/2.31 c fullstrong : 0.00 0 0 0 0 0 0
2.29/2.31 c allfullstrong : 0.00 0 0 0 0 0 0
2.29/2.31 c random : 0.00 0 0 0 0 0 0
2.29/2.31 c Primal Heuristics : Time Calls Found
2.29/2.31 c LP solutions : 0.00 - 0
2.29/2.31 c pseudo solutions : 0.00 - 1
2.29/2.31 c crossover : 0.00 0 0
2.29/2.31 c oneopt : 0.00 2 1
2.29/2.31 c trivial : 0.00 2 2
2.29/2.31 c simplerounding : 0.00 21 1
2.29/2.31 c zirounding : 0.00 2 2
2.29/2.31 c rounding : 0.00 21 1
2.29/2.31 c shifting : 0.00 21 2
2.29/2.31 c intshifting : 0.00 0 0
2.29/2.31 c twoopt : 0.00 0 0
2.29/2.31 c fixandinfer : 0.00 0 0
2.29/2.31 c feaspump : 0.00 0 0
2.29/2.31 c coefdiving : 0.00 0 0
2.29/2.31 c pscostdiving : 0.00 0 0
2.29/2.31 c fracdiving : 0.00 0 0
2.29/2.31 c veclendiving : 0.00 0 0
2.29/2.31 c intdiving : 0.00 0 0
2.29/2.31 c actconsdiving : 0.00 0 0
2.29/2.31 c objpscostdiving : 0.00 0 0
2.29/2.31 c rootsoldiving : 0.00 0 0
2.29/2.31 c linesearchdiving : 0.00 0 0
2.29/2.31 c guideddiving : 0.00 0 0
2.29/2.31 c octane : 0.00 0 0
2.29/2.31 c rens : 0.01 0 0
2.29/2.31 c rins : 0.00 0 0
2.29/2.31 c localbranching : 0.00 0 0
2.29/2.31 c mutation : 0.00 0 0
2.29/2.31 c dins : 0.00 0 0
2.29/2.31 c undercover : 0.00 0 0
2.29/2.31 c nlp : 0.00 0 0
2.29/2.31 c trysol : 0.00 0 0
2.29/2.31 c LP : Time Calls Iterations Iter/call Iter/sec
2.29/2.31 c primal LP : 0.00 0 0 0.00 -
2.29/2.31 c dual LP : 0.12 21 925 44.05 7708.33
2.29/2.31 c lex dual LP : 0.00 0 0 0.00 -
2.29/2.31 c barrier LP : 0.00 0 0 0.00 -
2.29/2.31 c diving/probing LP: 0.00 0 0 0.00 -
2.29/2.31 c strong branching : 0.96 83 8608 103.71 8966.67
2.29/2.31 c (at root node) : - 83 8608 103.71 -
2.29/2.31 c conflict analysis: 0.00 0 0 0.00 -
2.29/2.31 c B&B Tree :
2.29/2.31 c number of runs : 2
2.29/2.31 c nodes : 449
2.29/2.31 c nodes (total) : 450
2.29/2.31 c nodes left : 0
2.29/2.31 c max depth : 36
2.29/2.31 c max depth (total): 36
2.29/2.31 c backtracks : 60 (13.4%)
2.29/2.31 c delayed cutoffs : 59
2.29/2.31 c repropagations : 1225 (558 domain reductions, 58 cutoffs)
2.29/2.31 c avg switch length: 6.41
2.29/2.31 c switching time : 0.00
2.29/2.31 c Solution :
2.29/2.31 c Solutions found : 10 (4 improvements)
2.29/2.31 c First Solution : +0.00000000000000e+00 (in run 1, after 0 nodes, 0.00 seconds, depth 0, found by <trivial>)
2.29/2.31 c Primal Bound : -6.00000000000000e+00 (in run 2, after 11 nodes, 2.00 seconds, depth 7, found by <relaxation>)
2.29/2.31 c Dual Bound : -6.00000000000000e+00
2.29/2.31 c Gap : 0.00 %
2.29/2.31 c Root Dual Bound : -7.00000000000000e+00
2.29/2.31 c Root Iterations : 925
2.29/2.32 c Time complete: 2.31.
OK -6
runsolver version 3.2.9 (svn:492) (c) roussel@cril.univ-artois.fr command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-2666685-1276662322/watcher-2666685-1276662322 -o /tmp/evaluation-result-2666685-1276662322/solver-2666685-1276662322 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2666685-1276662322.opb -t 1800 -m 1800 Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 1800 seconds Enforcing CPUTime limit (hard limit, will send SIGXCPU): 1830 seconds Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 2000 seconds Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 1843200 KiB Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 1894400 KiB Current StackSize limit: 10240 KiB [startup+0 s] /proc/loadavg: 0.92 0.98 1.11 3/106 14454 /proc/meminfo: memFree=1809128/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=7724 CPUtime=0 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 1040 0 0 0 0 0 0 0 20 0 1 0 7523149 7909376 960 1992294400 4194304 8223781 140733618015664 18446744073709551615 7253477 0 0 4096 0 0 0 0 17 1 0 0 0 /proc/14454/statm: 1931 970 348 984 0 944 0 [startup+0.0952321 s] /proc/loadavg: 0.92 0.98 1.11 3/106 14454 /proc/meminfo: memFree=1809128/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=13816 CPUtime=0.09 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 3104 0 0 0 6 3 0 0 20 0 1 0 7523149 14147584 2403 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 3454 2403 432 984 0 2467 0 Current children cumulated CPU time (s) 0.09 Current children cumulated vsize (KiB) 13816 [startup+0.100724 s] /proc/loadavg: 0.92 0.98 1.11 3/106 14454 /proc/meminfo: memFree=1809128/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=13816 CPUtime=0.09 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 3104 0 0 0 6 3 0 0 20 0 1 0 7523149 14147584 2403 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 3454 2403 432 984 0 2467 0 Current children cumulated CPU time (s) 0.09 Current children cumulated vsize (KiB) 13816 [startup+0.300749 s] /proc/loadavg: 0.92 0.98 1.11 3/106 14454 /proc/meminfo: memFree=1809128/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=16848 CPUtime=0.29 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 4771 0 0 0 19 10 0 0 20 0 1 0 7523149 17252352 3294 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 4212 3294 559 984 0 3225 0 Current children cumulated CPU time (s) 0.29 Current children cumulated vsize (KiB) 16848 [startup+0.700816 s] /proc/loadavg: 0.92 0.98 1.11 3/106 14454 /proc/meminfo: memFree=1809128/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=21300 CPUtime=0.69 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 5944 0 0 0 57 12 0 0 21 0 1 0 7523149 21811200 4460 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 5325 4460 562 984 0 4338 0 Current children cumulated CPU time (s) 0.69 Current children cumulated vsize (KiB) 21300 [startup+1.50095 s] /proc/loadavg: 0.92 0.98 1.11 2/107 14455 /proc/meminfo: memFree=1792256/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=22328 CPUtime=1.49 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 6754 0 0 0 134 15 0 0 23 0 1 0 7523149 22863872 4739 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 5582 4739 570 984 0 4595 0 Current children cumulated CPU time (s) 1.49 Current children cumulated vsize (KiB) 22328 Solver just ended. Dumping a history of the last processes samples [startup+1.90102 s] /proc/loadavg: 0.92 0.98 1.11 2/107 14455 /proc/meminfo: memFree=1792256/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=22356 CPUtime=1.89 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 9097 0 0 0 172 17 0 0 25 0 1 0 7523149 22892544 4769 1992294400 4194304 8223781 140733618015664 18446744073709551615 6570134 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 5589 4769 590 984 0 4602 0 Current children cumulated CPU time (s) 1.89 Current children cumulated vsize (KiB) 22356 [startup+2.30108 s] /proc/loadavg: 0.93 0.98 1.11 2/107 14455 /proc/meminfo: memFree=1791884/2059040 swapFree=4168596/4192956 [pid=14454] ppid=14452 vsize=22356 CPUtime=2.29 /proc/14454/stat : 14454 (pbscip.linux.x8) R 14452 14454 14290 0 -1 4202496 9613 0 0 0 209 20 0 0 25 0 1 0 7523149 22892544 4771 1992294400 4194304 8223781 140733618015664 18446744073709551615 7294506 0 0 4096 16384 0 0 0 17 1 0 0 0 /proc/14454/statm: 5589 4771 592 984 0 4602 0 Current children cumulated CPU time (s) 2.29 Current children cumulated vsize (KiB) 22356 Child status: 0 Real time (s): 2.32717 CPU time (s): 2.32565 CPU user time (s): 2.11568 CPU system time (s): 0.209968 CPU usage (%): 99.9347 Max. virtual memory (cumulated for all children) (KiB): 22380 getrusage(RUSAGE_CHILDREN,...) data: user time used= 2.11568 system time used= 0.209968 maximum resident set size= 0 integral shared memory size= 0 integral unshared data size= 0 integral unshared stack size= 0 page reclaims= 9619 page faults= 0 swaps= 0 block input operations= 0 block output operations= 0 messages sent= 0 messages received= 0 signals received= 0 voluntary context switches= 2 involuntary context switches= 5 runsolver used 0.013997 second user time and 0.015997 second system time The end
Begin job on node055 at 2010-06-16 06:25:22 IDJOB=2666685 IDBENCH=48198 IDSOLVER=1169 FILE ID=node055/2666685-1276662322 PBS_JOBID= 11172503 Free space on /tmp= 62480 MiB SOLVER NAME= SCIPspx SCIP 1.2.1.2 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver BENCH NAME= PB07/normalized-PB07/OPT-SMALLINT-NLC/submittedPB07/manquinho/mis/normalized-mis_50_25_5.opb COMMAND LINE= HOME/pbscip.linux.x86_64.gnu.opt.spx -f BENCHNAME -t TIMEOUT -m MEMLIMIT RUNSOLVER COMMAND LINE= BIN/runsolver --timestamp -w /tmp/evaluation-result-2666685-1276662322/watcher-2666685-1276662322 -o /tmp/evaluation-result-2666685-1276662322/solver-2666685-1276662322 -C 1800 -W 2000 -M 1800 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-2666685-1276662322.opb -t 1800 -m 1800 TIME LIMIT= 1800 seconds MEMORY LIMIT= 1800 MiB MAX NB THREAD= 0 MD5SUM BENCH= 20ea76261c79ba7825c3d1b1d13450a8 RANDOM SEED=1024924288 node055.alineos.net Linux 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 /proc/cpuinfo: processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 3 cpu MHz : 3000.258 cache size : 2048 KB physical id : 0 siblings : 1 core id : 0 cpu cores : 1 apicid : 0 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 6000.51 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Xeon(TM) CPU 3.00GHz stepping : 3 cpu MHz : 3000.258 cache size : 2048 KB physical id : 3 siblings : 1 core id : 0 cpu cores : 1 apicid : 6 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall nx lm constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5599.44 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: /proc/meminfo: MemTotal: 2059040 kB MemFree: 1809656 kB Buffers: 37456 kB Cached: 110792 kB SwapCached: 1504 kB Active: 95104 kB Inactive: 89612 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 2059040 kB LowFree: 1809656 kB SwapTotal: 4192956 kB SwapFree: 4168596 kB Dirty: 4488 kB Writeback: 12 kB AnonPages: 34896 kB Mapped: 15092 kB Slab: 42904 kB PageTables: 4076 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 5222476 kB Committed_AS: 181208 kB VmallocTotal: 34359738367 kB VmallocUsed: 264948 kB VmallocChunk: 34359471699 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB Free space on /tmp at the end= 62476 MiB End job on node055 at 2010-06-16 06:25:24