Runti Compl Inner Rewri 22807 pair #381904452

details

property	value
status	timeout (wallclock)
benchmark	logarithm.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
space	Secret_06_TRS

run statistics

property	value
solver	tct 2018-07-13
configuration	tct_rci
runtime (wallclock)	294.413096189 seconds
cpu usage	1161.54793049
max memory	2.586558464E9

stage attributes

unavailable

output

/export/starexec/sandbox/solver/bin/starexec_run_tct_rci /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files


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WORST_CASE(Omega(n^1),?)
* Step 1: Sum WORST_CASE(Omega(n^1),?)
    + Considered Problem:
        - Strict TRS:
            f() -> g()
            f() -> h()
            half(0()) -> 0()
            half(s(0())) -> 0()
            half(s(s(x))) -> s(half(x))
            if(false(),b,x,y) -> logZeroError()
            if(true(),false(),x,s(y)) -> y
            if(true(),true(),x,y) -> logIter(x,y)
            inc(0()) -> s(0())
            inc(s(x)) -> s(inc(x))
            le(0(),y) -> true()
            le(s(x),0()) -> false()
            le(s(x),s(y)) -> le(x,y)
            logIter(x,y) -> if(le(s(0()),x),le(s(s(0())),x),half(x),inc(y))
            logarithm(x) -> logIter(x,0())
        - Signature:
            {f/0,half/1,if/4,inc/1,le/2,logIter/2,logarithm/1} / {0/0,false/0,g/0,h/0,logZeroError/0,s/1,true/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {f,half,if,inc,le,logIter,logarithm} and constructors {0
            ,false,g,h,logZeroError,s,true}
    + Applied Processor:
        Sum {left = someStrategy, right = someStrategy}
    + Details:
        ()
* Step 2: DecreasingLoops WORST_CASE(Omega(n^1),?)
    + Considered Problem:
        - Strict TRS:
            f() -> g()
            f() -> h()
            half(0()) -> 0()
            half(s(0())) -> 0()
            half(s(s(x))) -> s(half(x))
            if(false(),b,x,y) -> logZeroError()
            if(true(),false(),x,s(y)) -> y
            if(true(),true(),x,y) -> logIter(x,y)
            inc(0()) -> s(0())
            inc(s(x)) -> s(inc(x))
            le(0(),y) -> true()
            le(s(x),0()) -> false()
            le(s(x),s(y)) -> le(x,y)
            logIter(x,y) -> if(le(s(0()),x),le(s(s(0())),x),half(x),inc(y))
            logarithm(x) -> logIter(x,0())
        - Signature:
            {f/0,half/1,if/4,inc/1,le/2,logIter/2,logarithm/1} / {0/0,false/0,g/0,h/0,logZeroError/0,s/1,true/0}
        - Obligation:
            innermost runtime complexity wrt. defined symbols {f,half,if,inc,le,logIter,logarithm} and constructors {0
            ,false,g,h,logZeroError,s,true}
    + Applied Processor:
        DecreasingLoops {bound = AnyLoop, narrow = 10}
    + Details:
        The system has following decreasing Loops:
          half(x){x -> s(s(x))} =
            half(s(s(x))) ->^+ s(half(x))
              = C[half(x) = half(x){}]

WORST_CASE(Omega(n^1),?)

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