Problem Zantema 04 z083

Tool CaT

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z083

stdout:

MAYBE

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

Proof:
 Open

Tool IRC1

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z083

stdout:

MAYBE

Tool IRC2

Execution TimeUnknown
Answer
TIMEOUT
InputZantema 04 z083

stdout:

TIMEOUT

'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer:           TIMEOUT
Input Problem:    innermost runtime-complexity with respect to
  Rules:
    {  b(d(b(x1))) -> c(d(b(x1)))
     , b(a(c(x1))) -> b(c(x1))
     , a(d(x1)) -> d(c(x1))
     , b(b(b(x1))) -> a(b(c(x1)))
     , d(c(x1)) -> b(d(x1))
     , d(c(x1)) -> d(b(d(x1)))
     , d(a(c(x1))) -> b(b(x1))}

Proof Output:    
  Computation stopped due to timeout after 60.0 seconds

Tool RC1

Execution TimeUnknown
Answer
MAYBE
InputZantema 04 z083

stdout:

MAYBE

Tool RC2

Execution TimeUnknown
Answer
TIMEOUT
InputZantema 04 z083

stdout:

TIMEOUT

'Fastest (timeout of 60.0 seconds)'
-----------------------------------
Answer:           TIMEOUT
Input Problem:    runtime-complexity with respect to
  Rules:
    {  b(d(b(x1))) -> c(d(b(x1)))
     , b(a(c(x1))) -> b(c(x1))
     , a(d(x1)) -> d(c(x1))
     , b(b(b(x1))) -> a(b(c(x1)))
     , d(c(x1)) -> b(d(x1))
     , d(c(x1)) -> d(b(d(x1)))
     , d(a(c(x1))) -> b(b(x1))}

Proof Output:    
  Computation stopped due to timeout after 60.0 seconds