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TRS Standard pair #487069114
details
property
value
status
complete
benchmark
perfect2.xml
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n181.star.cs.uiowa.edu
space
Mixed_TRS
run statistics
property
value
solver
muterm 6.0.3
configuration
default
runtime (wallclock)
0.0587459 seconds
cpu usage
0.046927
user time
0.019447
system time
0.02748
max virtual memory
113188.0
max residence set size
6108.0
stage attributes
key
value
starexec-result
YES
output
YES Problem 1: (VAR v_NonEmpty:S u:S x:S y:S z:S) (RULES f(0,y:S,0,u:S) -> ttrue f(0,y:S,s(z:S),u:S) -> ffalse f(s(x:S),0,z:S,u:S) -> f(x:S,u:S,minus(z:S,s(x:S)),u:S) f(s(x:S),s(y:S),z:S,u:S) -> if(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) if(ffalse,x:S,y:S) -> y:S if(ttrue,x:S,y:S) -> x:S le(0,y:S) -> ttrue le(s(x:S),0) -> ffalse le(s(x:S),s(y:S)) -> le(x:S,y:S) minus(0,y:S) -> 0 minus(s(x:S),0) -> s(x:S) minus(s(x:S),s(y:S)) -> minus(x:S,y:S) perfectp(0) -> ffalse perfectp(s(x:S)) -> f(x:S,s(0),s(x:S),s(x:S)) ) Problem 1: Innermost Equivalent Processor: -> Rules: f(0,y:S,0,u:S) -> ttrue f(0,y:S,s(z:S),u:S) -> ffalse f(s(x:S),0,z:S,u:S) -> f(x:S,u:S,minus(z:S,s(x:S)),u:S) f(s(x:S),s(y:S),z:S,u:S) -> if(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) if(ffalse,x:S,y:S) -> y:S if(ttrue,x:S,y:S) -> x:S le(0,y:S) -> ttrue le(s(x:S),0) -> ffalse le(s(x:S),s(y:S)) -> le(x:S,y:S) minus(0,y:S) -> 0 minus(s(x:S),0) -> s(x:S) minus(s(x:S),s(y:S)) -> minus(x:S,y:S) perfectp(0) -> ffalse perfectp(s(x:S)) -> f(x:S,s(0),s(x:S),s(x:S)) -> The term rewriting system is non-overlaping or locally confluent overlay system. Therefore, innermost termination implies termination. Problem 1: Dependency Pairs Processor: -> Pairs: F(s(x:S),0,z:S,u:S) -> F(x:S,u:S,minus(z:S,s(x:S)),u:S) F(s(x:S),0,z:S,u:S) -> MINUS(z:S,s(x:S)) F(s(x:S),s(y:S),z:S,u:S) -> F(s(x:S),minus(y:S,x:S),z:S,u:S) F(s(x:S),s(y:S),z:S,u:S) -> F(x:S,u:S,z:S,u:S) F(s(x:S),s(y:S),z:S,u:S) -> IF(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) F(s(x:S),s(y:S),z:S,u:S) -> LE(x:S,y:S) F(s(x:S),s(y:S),z:S,u:S) -> MINUS(y:S,x:S) LE(s(x:S),s(y:S)) -> LE(x:S,y:S) MINUS(s(x:S),s(y:S)) -> MINUS(x:S,y:S) PERFECTP(s(x:S)) -> F(x:S,s(0),s(x:S),s(x:S)) -> Rules: f(0,y:S,0,u:S) -> ttrue f(0,y:S,s(z:S),u:S) -> ffalse f(s(x:S),0,z:S,u:S) -> f(x:S,u:S,minus(z:S,s(x:S)),u:S) f(s(x:S),s(y:S),z:S,u:S) -> if(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) if(ffalse,x:S,y:S) -> y:S if(ttrue,x:S,y:S) -> x:S le(0,y:S) -> ttrue le(s(x:S),0) -> ffalse le(s(x:S),s(y:S)) -> le(x:S,y:S) minus(0,y:S) -> 0 minus(s(x:S),0) -> s(x:S) minus(s(x:S),s(y:S)) -> minus(x:S,y:S) perfectp(0) -> ffalse perfectp(s(x:S)) -> f(x:S,s(0),s(x:S),s(x:S)) Problem 1: SCC Processor: -> Pairs: F(s(x:S),0,z:S,u:S) -> F(x:S,u:S,minus(z:S,s(x:S)),u:S) F(s(x:S),0,z:S,u:S) -> MINUS(z:S,s(x:S)) F(s(x:S),s(y:S),z:S,u:S) -> F(s(x:S),minus(y:S,x:S),z:S,u:S) F(s(x:S),s(y:S),z:S,u:S) -> F(x:S,u:S,z:S,u:S) F(s(x:S),s(y:S),z:S,u:S) -> IF(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) F(s(x:S),s(y:S),z:S,u:S) -> LE(x:S,y:S) F(s(x:S),s(y:S),z:S,u:S) -> MINUS(y:S,x:S) LE(s(x:S),s(y:S)) -> LE(x:S,y:S) MINUS(s(x:S),s(y:S)) -> MINUS(x:S,y:S) PERFECTP(s(x:S)) -> F(x:S,s(0),s(x:S),s(x:S)) -> Rules: f(0,y:S,0,u:S) -> ttrue f(0,y:S,s(z:S),u:S) -> ffalse f(s(x:S),0,z:S,u:S) -> f(x:S,u:S,minus(z:S,s(x:S)),u:S) f(s(x:S),s(y:S),z:S,u:S) -> if(le(x:S,y:S),f(s(x:S),minus(y:S,x:S),z:S,u:S),f(x:S,u:S,z:S,u:S)) if(ffalse,x:S,y:S) -> y:S if(ttrue,x:S,y:S) -> x:S le(0,y:S) -> ttrue le(s(x:S),0) -> ffalse le(s(x:S),s(y:S)) -> le(x:S,y:S) minus(0,y:S) -> 0 minus(s(x:S),0) -> s(x:S) minus(s(x:S),s(y:S)) -> minus(x:S,y:S)
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