SRS Standard pair #487092170

details

property	value
status	complete
benchmark	size-11-alpha-3-num-20.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n150.star.cs.uiowa.edu
space	Waldmann_07_size11

run statistics

property	value
solver	ttt2-1.20
configuration	ttt2
runtime (wallclock)	42.0365 seconds
cpu usage	164.013
user time	161.641
system time	2.37266
max virtual memory	1.0866508E7
max residence set size	89328.0

stage attributes

key	value
starexec-result	YES

output

YES

Problem:
 a(x1) -> x1
 a(b(x1)) -> b(b(a(c(x1))))
 b(x1) -> x1
 c(c(x1)) -> a(x1)

Proof:
 String Reversal Processor:
  a(x1) -> x1
  b(a(x1)) -> c(a(b(b(x1))))
  b(x1) -> x1
  c(c(x1)) -> a(x1)
  DP Processor:
   DPs:
    b#(a(x1)) -> b#(x1)
    b#(a(x1)) -> b#(b(x1))
    b#(a(x1)) -> a#(b(b(x1)))
    b#(a(x1)) -> c#(a(b(b(x1))))
    c#(c(x1)) -> a#(x1)
   TRS:
    a(x1) -> x1
    b(a(x1)) -> c(a(b(b(x1))))
    b(x1) -> x1
    c(c(x1)) -> a(x1)
   TDG Processor:
    DPs:
     b#(a(x1)) -> b#(x1)
     b#(a(x1)) -> b#(b(x1))
     b#(a(x1)) -> a#(b(b(x1)))
     b#(a(x1)) -> c#(a(b(b(x1))))
     c#(c(x1)) -> a#(x1)
    TRS:
     a(x1) -> x1
     b(a(x1)) -> c(a(b(b(x1))))
     b(x1) -> x1
     c(c(x1)) -> a(x1)
    graph:
     b#(a(x1)) -> c#(a(b(b(x1)))) -> c#(c(x1)) -> a#(x1)
     b#(a(x1)) -> b#(b(x1)) -> b#(a(x1)) -> c#(a(b(b(x1))))
     b#(a(x1)) -> b#(b(x1)) -> b#(a(x1)) -> a#(b(b(x1)))
     b#(a(x1)) -> b#(b(x1)) -> b#(a(x1)) -> b#(b(x1))
     b#(a(x1)) -> b#(b(x1)) -> b#(a(x1)) -> b#(x1)
     b#(a(x1)) -> b#(x1) -> b#(a(x1)) -> c#(a(b(b(x1))))
     b#(a(x1)) -> b#(x1) -> b#(a(x1)) -> a#(b(b(x1)))
     b#(a(x1)) -> b#(x1) -> b#(a(x1)) -> b#(b(x1))
     b#(a(x1)) -> b#(x1) -> b#(a(x1)) -> b#(x1)
    SCC Processor:
     #sccs: 1
     #rules: 2
     #arcs: 9/25
     DPs:
      b#(a(x1)) -> b#(b(x1))
      b#(a(x1)) -> b#(x1)
     TRS:
      a(x1) -> x1
      b(a(x1)) -> c(a(b(b(x1))))
      b(x1) -> x1
      c(c(x1)) -> a(x1)
     Arctic Interpretation Processor:
      dimension: 2
      usable rules:
       a(x1) -> x1
       b(a(x1)) -> c(a(b(b(x1))))
       b(x1) -> x1
       c(c(x1)) -> a(x1)
      interpretation:
       [b#](x0) = [2 0]x0 + [0],
       
                 [0  -&]  
       [b](x0) = [0  0 ]x0,
       
                 [1 1]     [1]
       [a](x0) = [0 0]x0 + [0],
       
                 [0 1]     [0]
       [c](x0) = [0 1]x0 + [0]
      orientation:
       b#(a(x1)) = [3 3]x1 + [3] >= [2 0]x1 + [0] = b#(b(x1))
       
       b#(a(x1)) = [3 3]x1 + [3] >= [2 0]x1 + [0] = b#(x1)
       
               [1 1]     [1]           
       a(x1) = [0 0]x1 + [0] >= x1 = x1
       
                  [1 1]     [1]    [1 1]     [1]                 
       b(a(x1)) = [1 1]x1 + [1] >= [1 1]x1 + [1] = c(a(b(b(x1))))
       
               [0  -&]             
       b(x1) = [0  0 ]x1 >= x1 = x1
       
                  [1 2]     [1]    [1 1]     [1]        
       c(c(x1)) = [1 2]x1 + [1] >= [0 0]x1 + [0] = a(x1)
      problem:
       DPs:
        
       TRS:
        a(x1) -> x1
        b(a(x1)) -> c(a(b(b(x1))))

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