/export/starexec/sandbox2/solver/bin/starexec_run_tct_dci_cert /export/starexec/sandbox2/benchmark/theBenchmark.xml /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- MAYBE EmptyProcessor - Strict TRS: add(true(),x,xs) -> add(and(isNat(x),isList(xs)),x,Cons(x,xs)) and(x,false()) -> false() and(false(),x) -> false() and(true(),true()) -> true() if(false(),x,y) -> y if(true(),x,y) -> x isList(Cons(x,xs)) -> isList(xs) isList(nil()) -> true() isNat(0()) -> true() isNat(s(x)) -> isNat(x) - Signature: {add/3,and/2,if/3,isList/1,isNat/1} / {0/0,Cons/2,false/0,nil/0,s/1,true/0} - Obligation: innermost derivational complexity wrt. signature {0,Cons,add,and,false,if,isList,isNat,nil,s,true} The problem is still open.