SRS Standard pair #487084766

details

property	value
status	complete
benchmark	size-12-alpha-3-num-456.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n144.star.cs.uiowa.edu
space	Waldmann_07_size12

run statistics

property	value
solver	ttt2-1.20
configuration	ttt2
runtime (wallclock)	44.4106 seconds
cpu usage	173.824
user time	170.703
system time	3.12099
max virtual memory	1.1834088E7
max residence set size	101932.0

stage attributes

key	value
starexec-result	YES

output

YES

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

Proof:
 String Reversal Processor:
  a(x1) -> c(b(x1))
  b(b(x1)) -> x1
  c(c(b(x1))) -> b(a(c(c(x1))))
  DP Processor:
   DPs:
    a#(x1) -> b#(x1)
    a#(x1) -> c#(b(x1))
    c#(c(b(x1))) -> c#(x1)
    c#(c(b(x1))) -> c#(c(x1))
    c#(c(b(x1))) -> a#(c(c(x1)))
    c#(c(b(x1))) -> b#(a(c(c(x1))))
   TRS:
    a(x1) -> c(b(x1))
    b(b(x1)) -> x1
    c(c(b(x1))) -> b(a(c(c(x1))))
   TDG Processor:
    DPs:
     a#(x1) -> b#(x1)
     a#(x1) -> c#(b(x1))
     c#(c(b(x1))) -> c#(x1)
     c#(c(b(x1))) -> c#(c(x1))
     c#(c(b(x1))) -> a#(c(c(x1)))
     c#(c(b(x1))) -> b#(a(c(c(x1))))
    TRS:
     a(x1) -> c(b(x1))
     b(b(x1)) -> x1
     c(c(b(x1))) -> b(a(c(c(x1))))
    graph:
     c#(c(b(x1))) -> c#(c(x1)) -> c#(c(b(x1))) -> b#(a(c(c(x1))))
     c#(c(b(x1))) -> c#(c(x1)) -> c#(c(b(x1))) -> a#(c(c(x1)))
     c#(c(b(x1))) -> c#(c(x1)) -> c#(c(b(x1))) -> c#(c(x1))
     c#(c(b(x1))) -> c#(c(x1)) -> c#(c(b(x1))) -> c#(x1)
     c#(c(b(x1))) -> c#(x1) -> c#(c(b(x1))) -> b#(a(c(c(x1))))
     c#(c(b(x1))) -> c#(x1) -> c#(c(b(x1))) -> a#(c(c(x1)))
     c#(c(b(x1))) -> c#(x1) -> c#(c(b(x1))) -> c#(c(x1))
     c#(c(b(x1))) -> c#(x1) -> c#(c(b(x1))) -> c#(x1)
     c#(c(b(x1))) -> a#(c(c(x1))) -> a#(x1) -> c#(b(x1))
     c#(c(b(x1))) -> a#(c(c(x1))) -> a#(x1) -> b#(x1)
     a#(x1) -> c#(b(x1)) -> c#(c(b(x1))) -> b#(a(c(c(x1))))
     a#(x1) -> c#(b(x1)) -> c#(c(b(x1))) -> a#(c(c(x1)))
     a#(x1) -> c#(b(x1)) -> c#(c(b(x1))) -> c#(c(x1))
     a#(x1) -> c#(b(x1)) -> c#(c(b(x1))) -> c#(x1)
    SCC Processor:
     #sccs: 1
     #rules: 4
     #arcs: 14/36
     DPs:
      c#(c(b(x1))) -> c#(c(x1))
      c#(c(b(x1))) -> c#(x1)
      c#(c(b(x1))) -> a#(c(c(x1)))
      a#(x1) -> c#(b(x1))
     TRS:
      a(x1) -> c(b(x1))
      b(b(x1)) -> x1
      c(c(b(x1))) -> b(a(c(c(x1))))
     Arctic Interpretation Processor:
      dimension: 2
      usable rules:
       a(x1) -> c(b(x1))
       b(b(x1)) -> x1
       c(c(b(x1))) -> b(a(c(c(x1))))
      interpretation:
                 [-& 0 ]     [0]
       [c](x0) = [0  -&]x0 + [1],
       
       [a#](x0) = [2 3]x0 + [3],
       
       [c#](x0) = [2 0]x0 + [0],
       
                 [0  1 ]     [2]
       [a](x0) = [-& 0 ]x0 + [1],
       
                 [-& 0 ]     [0]
       [b](x0) = [0  1 ]x0 + [2]
      orientation:
       c#(c(b(x1))) = [2 3]x1 + [4] >= [0 2]x1 + [2] = c#(c(x1))
       
       c#(c(b(x1))) = [2 3]x1 + [4] >= [2 0]x1 + [0] = c#(x1)
       
       c#(c(b(x1))) = [2 3]x1 + [4] >= [2 3]x1 + [4] = a#(c(c(x1)))
       
       a#(x1) = [2 3]x1 + [3] >= [0 2]x1 + [2] = c#(b(x1))
       
               [0  1 ]     [2]    [0  1 ]     [2]           
       a(x1) = [-& 0 ]x1 + [1] >= [-& 0 ]x1 + [1] = c(b(x1))
       
                  [0 1]     [2]           
       b(b(x1)) = [1 2]x1 + [3] >= x1 = x1
       
                     [-& 0 ]     [1]    [-& 0 ]     [1]                 
       c(c(b(x1))) = [0  1 ]x1 + [2] >= [0  1 ]x1 + [2] = b(a(c(c(x1))))

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