SRS Standard pair #487084394

details

property	value
status	complete
benchmark	size-12-alpha-3-num-110.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n143.star.cs.uiowa.edu
space	Waldmann_07_size12

run statistics

property	value
solver	ttt2-1.20
configuration	ttt2
runtime (wallclock)	42.9588 seconds
cpu usage	190.844
user time	188.081
system time	2.76316
max virtual memory	1.0885848E7
max residence set size	101904.0

stage attributes

key	value
starexec-result	YES

output

YES

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

Proof:
 String Reversal Processor:
  a(x1) -> x1
  b(a(a(x1))) -> a(a(b(b(x1))))
  b(c(x1)) -> a(c(x1))
  DP Processor:
   DPs:
    b#(a(a(x1))) -> b#(x1)
    b#(a(a(x1))) -> b#(b(x1))
    b#(a(a(x1))) -> a#(b(b(x1)))
    b#(a(a(x1))) -> a#(a(b(b(x1))))
    b#(c(x1)) -> a#(c(x1))
   TRS:
    a(x1) -> x1
    b(a(a(x1))) -> a(a(b(b(x1))))
    b(c(x1)) -> a(c(x1))
   TDG Processor:
    DPs:
     b#(a(a(x1))) -> b#(x1)
     b#(a(a(x1))) -> b#(b(x1))
     b#(a(a(x1))) -> a#(b(b(x1)))
     b#(a(a(x1))) -> a#(a(b(b(x1))))
     b#(c(x1)) -> a#(c(x1))
    TRS:
     a(x1) -> x1
     b(a(a(x1))) -> a(a(b(b(x1))))
     b(c(x1)) -> a(c(x1))
    graph:
     b#(a(a(x1))) -> b#(b(x1)) -> b#(c(x1)) -> a#(c(x1))
     b#(a(a(x1))) -> b#(b(x1)) -> b#(a(a(x1))) -> a#(a(b(b(x1))))
     b#(a(a(x1))) -> b#(b(x1)) -> b#(a(a(x1))) -> a#(b(b(x1)))
     b#(a(a(x1))) -> b#(b(x1)) -> b#(a(a(x1))) -> b#(b(x1))
     b#(a(a(x1))) -> b#(b(x1)) -> b#(a(a(x1))) -> b#(x1)
     b#(a(a(x1))) -> b#(x1) -> b#(c(x1)) -> a#(c(x1))
     b#(a(a(x1))) -> b#(x1) -> b#(a(a(x1))) -> a#(a(b(b(x1))))
     b#(a(a(x1))) -> b#(x1) -> b#(a(a(x1))) -> a#(b(b(x1)))
     b#(a(a(x1))) -> b#(x1) -> b#(a(a(x1))) -> b#(b(x1))
     b#(a(a(x1))) -> b#(x1) -> b#(a(a(x1))) -> b#(x1)
    SCC Processor:
     #sccs: 1
     #rules: 2
     #arcs: 10/25
     DPs:
      b#(a(a(x1))) -> b#(b(x1))
      b#(a(a(x1))) -> b#(x1)
     TRS:
      a(x1) -> x1
      b(a(a(x1))) -> a(a(b(b(x1))))
      b(c(x1)) -> a(c(x1))
     Arctic Interpretation Processor:
      dimension: 2
      usable rules:
       a(x1) -> x1
       b(a(a(x1))) -> a(a(b(b(x1))))
       b(c(x1)) -> a(c(x1))
      interpretation:
       [b#](x0) = [0 1]x0 + [0],
       
                 [0  0 ]     [0]
       [b](x0) = [-& 0 ]x0 + [0],
       
                 [0 0]     [3]
       [a](x0) = [1 0]x0 + [3],
       
                 [0 2]     [-&]
       [c](x0) = [2 3]x0 + [3 ]
      orientation:
       b#(a(a(x1))) = [2 2]x1 + [5] >= [0 1]x1 + [1] = b#(b(x1))
       
       b#(a(a(x1))) = [2 2]x1 + [5] >= [0 1]x1 + [0] = b#(x1)
       
               [0 0]     [3]           
       a(x1) = [1 0]x1 + [3] >= x1 = x1
       
                     [1 1]     [4]    [1 1]     [3]                 
       b(a(a(x1))) = [1 1]x1 + [4] >= [1 1]x1 + [4] = a(a(b(b(x1))))
       
                  [2 3]     [3]    [2 3]     [3]           
       b(c(x1)) = [2 3]x1 + [3] >= [2 3]x1 + [3] = a(c(x1))
      problem:
       DPs:
        
       TRS:
        a(x1) -> x1
        b(a(a(x1))) -> a(a(b(b(x1))))
        b(c(x1)) -> a(c(x1))
      Qed

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