% SZS status Satisfiable

p(x,zero) -> x
 p(x,i(x)) -> zero
 i(zero) -> zero
 i(p(x,x1)) -> p(i(x),i(x1))
 i(i(x)) -> x
 a(a(x)) -> x
 b(a(b(x))) -> a(b(a(x)))
 b(b(x)) -> x

Search time: 0.21 seconds

iterations          4
equalities          17
restarts            0
hard restarts       0
memory (MB)         4
time diffs          1713175806.76 0. 0.01 0.11
memory diffs        3 3 3 3
equation counts     5 9 13 17
goal counts        
reduction counts   
CP counts          
TRS sizes          
costs              
oracle counts       0/0/0
progress estimates  
SMT checks          8
problem shape       none
times
 ground join checks 0.000
 maxk               0.000
 sat                0.001
 overlaps           0.009
 process            0.214
 subsumption check  0.000
 success checks     0.024
 constraints CPred  0.000
             Comp   0.000
             red    0.000
 rewriting          0.000
   on goals         0.000
 encode termination 0.003
 selection          0.000
 caching            0.000
 tmp1               0.000
 tmp2               0.000
 tmp3               0.000
 normalization      0.000
 normalization      0.000