159.59/43.73 MAYBE 159.59/43.73 (UNSUPPORTED) 159.59/43.73 ConCon could not decide confluence of the system. 159.59/43.73 This system is oriented. 159.59/43.73 This system is of type 3 or smaller. 159.59/43.73 This system is right-stable. 159.59/43.73 This system is properly oriented. 159.59/43.73 This is an overlay system. 159.59/43.73 This system is left-linear. 159.59/43.73 This critical pair is not trivial. 159.59/43.73 Overlap: (rule1: mod(z, s(x')) -> mod(minus(z, s(x')), s(x')) <= lte(s(x'), z) = true, rule2: mod(y', s(z')) -> y' <= lte(s(z'), y') = false, pos: ε, mgu: {(y',z), (z',x')}) 159.59/43.73 CP: z = mod(minus(z, s(x')), s(x')) <= lte(s(x'), z) = true, lte(s(x'), z) = false 159.59/43.73 This critical pair is infeasible. 159.59/43.73 This critical pair is conditional. 159.59/43.73 This critical pair has some non-trivial conditions. 159.59/43.73 Overlap: (rule1: div(s(x'), s(y')) -> s(z) <= lte(s(x'), y') = false, div(minus(x', y'), s(y')) = z, rule2: div(s(z'), s($1)) -> 0 <= lte(s(z'), $1) = true, pos: ε, mgu: {(z',x'), ($1,y')}) 159.59/43.73 CP: 0 = s(z) <= lte(s(x'), y') = false, div(minus(x', y'), s(y')) = z, lte(s(x'), y') = true 159.59/43.73 This critical pair is infeasible. 159.59/43.73 This critical pair is conditional. 159.59/43.73 This critical pair has some non-trivial conditions. 159.59/43.73 Overlap: (rule1: power(y', x') -> mult(mult(z', z'), y') <= mod(x', s(s(0))) = s($1), power(y', div(x', s(s(0)))) = z', rule2: power(y, 0) -> s(0), pos: ε, mgu: {(y,y'), (x',0)}) 159.59/43.73 CP: s(0) = mult(mult(z', z'), y') <= mod(0, s(s(0))) = s($1), power(y', div(0, s(s(0)))) = z' 159.59/43.73 This critical pair is infeasible. 159.59/43.73 This critical pair is conditional. 159.59/43.73 This critical pair has some non-trivial conditions. 159.59/43.73 Overlap: (rule1: mod(z, s(x')) -> mod(minus(z, s(x')), s(x')) <= lte(s(x'), z) = true, rule2: mod(0, x) -> 0, pos: ε, mgu: {(z,0), (x,s(x'))}) 159.59/43.73 CP: 0 = mod(minus(0, s(x')), s(x')) <= lte(s(x'), 0) = true 159.59/43.73 This critical pair is infeasible. 159.59/43.73 This critical pair is conditional. 159.59/43.73 This critical pair has some non-trivial conditions. 159.59/43.73 This critical pair is conditional. 159.59/43.73 This critical pair has some non-trivial conditions. 159.59/43.73 Some of the 16 critical pairs are not trivial and ConCon could not decide whether those all are infeasible. 159.59/43.73 Overlap: (rule1: power(y, 0) -> s(0), rule2: power(x', z) -> mult(mult(y', y'), s(0)) <= mod(z, s(s(0))) = 0, power(x', div(z, s(s(0)))) = y', pos: ε, mgu: {(x',y), (z,0)}) 159.59/43.73 CP: mult(mult(y', y'), s(0)) = s(0) <= mod(0, s(s(0))) = 0, power(y, div(0, s(s(0)))) = y' 159.59/43.73 ConCon could not decide infeasibility of this critical pair. 159.59/43.73 EOF