0.00/0.00 c SCIP version 1.2.1.3 [precision: 8 byte] [memory: block] [mode: optimized] [LP solver: SoPlex 1.4.2]
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-3732754-1338692309.opb>
0.00/0.00 c original problem has 4 variables (4 bin, 0 int, 0 impl, 0 cont) and 4 constraints
0.00/0.00 c problem read
0.00/0.00 c presolving settings loaded
0.00/0.00 o 4
0.00/0.00 c feasible solution found by trivial heuristic, objective value 4.000000e+00
0.00/0.00 c presolving:
0.00/0.00 c (round 1) 0 del vars, 0 del conss, 0 chg bounds, 0 chg sides, 0 chg coeffs, 4 upgd conss, 0 impls, 0 clqs
0.00/0.00 c presolving (2 rounds):
0.00/0.00 c 0 deleted vars, 0 deleted constraints, 0 tightened bounds, 0 added holes, 0 changed sides, 0 changed coefficients
0.00/0.00 c 0 implications, 0 cliques
0.00/0.00 c presolved problem has 4 variables (4 bin, 0 int, 0 impl, 0 cont) and 4 constraints
0.00/0.00 c 4 constraints of type <logicor>
0.00/0.00 c transformed objective value is always integral (scale: 1)
0.00/0.00 c Presolving Time: 0.00
0.00/0.00 c - non default parameters ----------------------------------------------------------------------
0.00/0.00 c # SCIP version 1.2.1.3
0.00/0.00 c
0.00/0.00 c # maximal number of intermediate conflict constraints generated in conflict graph (-1: use every intermediate constraint)
0.00/0.00 c # [type: int, range: [-1,2147483647], default: -1]
0.00/0.00 c conflict/interconss = 0
0.00/0.00 c
0.00/0.00 c # should binary conflicts be preferred?
0.00/0.00 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.00 c conflict/preferbinary = TRUE
0.00/0.00 c
0.00/0.00 c # maximum age an unnecessary constraint can reach before it is deleted (0: dynamic, -1: keep all constraints)
0.00/0.00 c # [type: int, range: [-1,2147483647], default: 0]
0.00/0.00 c constraints/agelimit = 1
0.00/0.00 c
0.00/0.00 c # should enforcement of pseudo solution be disabled?
0.00/0.00 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.00 c constraints/disableenfops = TRUE
0.00/0.00 c
0.00/0.00 c # frequency for displaying node information lines
0.00/0.00 c # [type: int, range: [-1,2147483647], default: 100]
0.00/0.00 c display/freq = 10000
0.00/0.00 c
0.00/0.00 c # maximal time in seconds to run
0.00/0.00 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.00/0.00 c limits/time = 1790
0.00/0.00 c
0.00/0.00 c # maximal memory usage in MB; reported memory usage is lower than real memory usage!
0.00/0.00 c # [type: real, range: [0,1.79769313486232e+308], default: 1e+20]
0.00/0.00 c limits/memory = 13950
0.00/0.00 c
0.00/0.00 c # frequency for solving LP at the nodes (-1: never; 0: only root LP)
0.00/0.00 c # [type: int, range: [-1,2147483647], default: 1]
0.00/0.00 c lp/solvefreq = 0
0.00/0.00 c
0.00/0.00 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)
0.00/0.00 c # [type: char, range: {lafpsqd}, default: l]
0.00/0.00 c lp/pricing = a
0.00/0.00 c
0.00/0.00 c # default clock type (1: CPU user seconds, 2: wall clock time)
0.00/0.00 c # [type: int, range: [1,2], default: 1]
0.00/0.00 c timing/clocktype = 2
0.00/0.00 c
0.00/0.00 c # should presolving try to simplify inequalities
0.00/0.00 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.00 c constraints/linear/simplifyinequalities = TRUE
0.00/0.00 c
0.00/0.00 c # add initial coupling inequalities as linear constraints, if 'addCoupling' is true
0.00/0.00 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.00 c constraints/indicator/addCouplingCons = TRUE
0.00/0.00 c
0.00/0.00 c # should presolving try to simplify knapsacks
0.00/0.00 c # [type: bool, range: {TRUE,FALSE}, default: FALSE]
0.00/0.00 c constraints/knapsack/simplifyinequalities = TRUE
0.00/0.00 c
0.00/0.00 c # priority of node selection rule <dfs> in standard mode
0.00/0.00 c # [type: int, range: [-536870912,536870911], default: 0]
0.00/0.00 c nodeselection/dfs/stdpriority = 1000000
0.00/0.00 c
0.00/0.00 c -----------------------------------------------------------------------------------------------
0.00/0.00 c start solving
0.00/0.00 c
0.00/0.00 c time | node | left |LP iter|LP it/n| mem |mdpt |frac |vars |cons |cols |rows |cuts |confs|strbr| dualbound | primalbound | gap
0.00/0.00 c t 0.0s| 1 | 0 | 4 | - | 113k| 0 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 1.333333e+00 | 4.000000e+00 | 200.00%
0.00/0.00 o 3
0.00/0.00 c R 0.0s| 1 | 0 | 4 | - | 113k| 0 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 1.333333e+00 | 3.000000e+00 | 125.00%
0.00/0.00 o 2
0.00/0.00 c s 0.0s| 1 | 0 | 4 | - | 113k| 0 | - | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 1.333333e+00 | 2.000000e+00 | 50.00%
0.00/0.00 c 0.0s| 1 | 0 | 4 | - | 113k| 0 | - | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 2.000000e+00 | 2.000000e+00 | 0.00%
0.00/0.00 c
0.00/0.00 c SCIP Status : problem is solved [optimal solution found]
0.00/0.00 c Solving Time (sec) : 0.00
0.00/0.00 c Solving Nodes : 1
0.00/0.00 c Primal Bound : +2.00000000000000e+00 (5 solutions)
0.00/0.00 c Dual Bound : +2.00000000000000e+00
0.00/0.00 c Gap : 0.00 %
0.00/0.00 s OPTIMUM FOUND
0.00/0.00 v -x4 x3 -x2 x1
0.00/0.00 c SCIP Status : problem is solved [optimal solution found]
0.00/0.00 c Solving Time : 0.00
0.00/0.00 c Original Problem :
0.00/0.00 c Problem name : HOME/instance-3732754-1338692309.opb
0.00/0.00 c Variables : 4 (4 binary, 0 integer, 0 implicit integer, 0 continuous)
0.00/0.00 c Constraints : 4 initial, 4 maximal
0.00/0.00 c Presolved Problem :
0.00/0.00 c Problem name : t_HOME/instance-3732754-1338692309.opb
0.00/0.00 c Variables : 4 (4 binary, 0 integer, 0 implicit integer, 0 continuous)
0.00/0.00 c Constraints : 4 initial, 4 maximal
0.00/0.00 c Presolvers : Time FixedVars AggrVars ChgTypes ChgBounds AddHoles DelCons ChgSides ChgCoefs
0.00/0.00 c trivial : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c dualfix : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c boundshift : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c inttobinary : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c implics : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c probing : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c logicor : 0.00 0 0 0 0 0 0 0 0
0.00/0.00 c root node : - 0 - - 0 - - - -
0.00/0.00 c Constraints : Number #Separate #Propagate #EnfoLP #EnfoPS Cutoffs DomReds Cuts Conss Children
0.00/0.00 c integral : 0 0 0 0 0 0 0 0 0 0
0.00/0.00 c logicor : 4 0 4 0 0 0 0 0 0 0
0.00/0.00 c countsols : 0 0 0 0 0 0 0 0 0 0
0.00/0.00 c Constraint Timings : TotalTime Separate Propagate EnfoLP EnfoPS
0.00/0.00 c integral : 0.00 0.00 0.00 0.00 0.00
0.00/0.00 c logicor : 0.00 0.00 0.00 0.00 0.00
0.00/0.00 c countsols : 0.00 0.00 0.00 0.00 0.00
0.00/0.00 c Propagators : Time Calls Cutoffs DomReds
0.00/0.00 c vbounds : 0.00 2 0 0
0.00/0.00 c rootredcost : 0.00 0 0 0
0.00/0.00 c pseudoobj : 0.00 2 0 0
0.00/0.00 c Conflict Analysis : Time Calls Success Conflicts Literals Reconvs ReconvLits LP Iters
0.00/0.00 c propagation : 0.00 0 0 0 0.0 0 0.0 -
0.00/0.00 c infeasible LP : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.00 c bound exceed. LP : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.00 c strong branching : 0.00 0 0 0 0.0 0 0.0 0
0.00/0.00 c pseudo solution : 0.00 0 0 0 0.0 0 0.0 -
0.00/0.00 c applied globally : - - - 0 0.0 - - -
0.00/0.00 c applied locally : - - - 0 0.0 - - -
0.00/0.00 c Separators : Time Calls Cutoffs DomReds Cuts Conss
0.00/0.00 c cut pool : 0.00 0 - - 0 - (maximal pool size: 0)
0.00/0.00 c redcost : 0.00 0 0 0 0 0
0.00/0.00 c impliedbounds : 0.00 0 0 0 0 0
0.00/0.00 c intobj : 0.00 0 0 0 0 0
0.00/0.00 c cgmip : 0.00 0 0 0 0 0
0.00/0.00 c gomory : 0.00 0 0 0 0 0
0.00/0.00 c strongcg : 0.00 0 0 0 0 0
0.00/0.00 c cmir : 0.00 0 0 0 0 0
0.00/0.00 c flowcover : 0.00 0 0 0 0 0
0.00/0.00 c clique : 0.00 0 0 0 0 0
0.00/0.00 c zerohalf : 0.00 0 0 0 0 0
0.00/0.00 c mcf : 0.00 0 0 0 0 0
0.00/0.00 c rapidlearning : 0.00 0 0 0 0 0
0.00/0.00 c Pricers : Time Calls Vars
0.00/0.00 c problem variables: 0.00 0 0
0.00/0.00 c Branching Rules : Time Calls Cutoffs DomReds Cuts Conss Children
0.00/0.00 c pscost : 0.00 0 0 0 0 0 0
0.00/0.00 c inference : 0.00 0 0 0 0 0 0
0.00/0.00 c mostinf : 0.00 0 0 0 0 0 0
0.00/0.00 c leastinf : 0.00 0 0 0 0 0 0
0.00/0.00 c fullstrong : 0.00 0 0 0 0 0 0
0.00/0.00 c allfullstrong : 0.00 0 0 0 0 0 0
0.00/0.00 c random : 0.00 0 0 0 0 0 0
0.00/0.00 c relpscost : 0.00 0 0 0 0 0 0
0.00/0.00 c Primal Heuristics : Time Calls Found
0.00/0.00 c LP solutions : 0.00 - 0
0.00/0.00 c pseudo solutions : 0.00 - 0
0.00/0.00 c oneopt : 0.00 0 0
0.00/0.00 c feaspump : 0.00 0 0
0.00/0.00 c trivial : 0.00 2 3
0.00/0.00 c simplerounding : 0.00 1 0
0.00/0.00 c zirounding : 0.00 0 0
0.00/0.00 c rounding : 0.00 1 1
0.00/0.00 c shifting : 0.00 1 1
0.00/0.00 c intshifting : 0.00 0 0
0.00/0.00 c twoopt : 0.00 0 0
0.00/0.00 c fixandinfer : 0.00 0 0
0.00/0.00 c coefdiving : 0.00 0 0
0.00/0.00 c pscostdiving : 0.00 0 0
0.00/0.00 c fracdiving : 0.00 0 0
0.00/0.00 c veclendiving : 0.00 0 0
0.00/0.00 c intdiving : 0.00 0 0
0.00/0.00 c actconsdiving : 0.00 0 0
0.00/0.00 c objpscostdiving : 0.00 0 0
0.00/0.00 c rootsoldiving : 0.00 0 0
0.00/0.00 c linesearchdiving : 0.00 0 0
0.00/0.00 c guideddiving : 0.00 0 0
0.00/0.00 c octane : 0.00 0 0
0.00/0.00 c rens : 0.00 0 0
0.00/0.00 c rins : 0.00 0 0
0.00/0.00 c localbranching : 0.00 0 0
0.00/0.00 c mutation : 0.00 0 0
0.00/0.00 c crossover : 0.00 0 0
0.00/0.00 c dins : 0.00 0 0
0.00/0.00 c undercover : 0.00 0 0
0.00/0.00 c nlp : 0.00 0 0
0.00/0.00 c trysol : 0.00 0 0
0.00/0.00 c LP : Time Calls Iterations Iter/call Iter/sec
0.00/0.00 c primal LP : 0.00 0 0 0.00 -
0.00/0.00 c dual LP : 0.00 1 4 4.00 -
0.00/0.00 c lex dual LP : 0.00 0 0 0.00 -
0.00/0.00 c barrier LP : 0.00 0 0 0.00 -
0.00/0.00 c diving/probing LP: 0.00 0 0 0.00 -
0.00/0.00 c strong branching : 0.00 0 0 0.00 -
0.00/0.00 c (at root node) : - 0 0 0.00 -
0.00/0.00 c conflict analysis: 0.00 0 0 0.00 -
0.00/0.00 c B&B Tree :
0.00/0.00 c number of runs : 1
0.00/0.00 c nodes : 1
0.00/0.00 c nodes (total) : 1
0.00/0.00 c nodes left : 0
0.00/0.00 c max depth : 0
0.00/0.00 c max depth (total): 0
0.00/0.00 c backtracks : 0 (0.0%)
0.00/0.00 c delayed cutoffs : 0
0.00/0.00 c repropagations : 0 (0 domain reductions, 0 cutoffs)
0.00/0.00 c avg switch length: 2.00
0.00/0.00 c switching time : 0.00
0.00/0.00 c Solution :
0.00/0.00 c Solutions found : 5 (3 improvements)
0.00/0.00 c First Solution : +4.00000000000000e+00 (in run 1, after 0 nodes, 0.00 seconds, depth 0, found by <trivial>)
0.00/0.00 c Primal Bound : +2.00000000000000e+00 (in run 1, after 1 nodes, 0.00 seconds, depth 0, found by <shifting>)
0.00/0.00 c Dual Bound : +2.00000000000000e+00
0.00/0.00 c Gap : 0.00 %
0.00/0.00 c Root Dual Bound : +2.00000000000000e+00
0.00/0.00 c Root Iterations : 4
0.00/0.01 c Time complete: 0.
runsolver Copyright (C) 2010-2011 Olivier ROUSSEL
This is runsolver version 3.3.1 (svn: 989)
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-3732754-1338692309/watcher-3732754-1338692309 -o /tmp/evaluation-result-3732754-1338692309/solver-3732754-1338692309 -C 1800 -W 1900 -M 15500 HOME/pbscip.linux.x86_64.gnu.opt.spx -f HOME/instance-3732754-1338692309.opb -t 1800 -m 15500
running on 4 cores: 0,2,4,6
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): 1900 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 15872000 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 15923200 KiB
Current StackSize limit: 10240 KiB
[startup+0 s]
/proc/loadavg: 2.00 2.00 2.00 3/176 23588
/proc/meminfo: memFree=28415404/32873648 swapFree=7388/7388
[pid=23588] ppid=23586 vsize=10216 CPUtime=0 cores=0,2,4,6
/proc/23588/stat : 23588 (pbscip.linux.x8) R 23586 23588 21664 0 -1 4202496 1794 0 0 0 0 0 0 0 20 0 1 0 335355362 10461184 1741 33554432000 4194304 8395647 140735553912224 140733474493640 7430176 0 0 4096 0 0 0 0 17 4 0 0 0 0 0
/proc/23588/statm: 2553 1741 393 1026 0 1523 0
Solver just ended. Dumping a history of the last processes samples
Child status: 0
Real time (s): 0.0121869
CPU time (s): 0.010997
CPU user time (s): 0.006998
CPU system time (s): 0.003999
CPU usage (%): 90.2361
Max. virtual memory (cumulated for all children) (KiB): 0
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 0.006998
system time used= 0.003999
maximum resident set size= 9484
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 2785
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= 3
involuntary context switches= 1
runsolver used 0.000999 second user time and 0.005999 second system time
The end