0.00/0.13	NO
0.00/0.13	Non-termination prover = LP(tech=TOPLAS06, unlimited)
0.00/0.13	** BEGIN proof argument **
0.00/0.13	fl(o,o,i): ([fl([[_0|_1]|_2],[_0|_3],s(_4)) :- append(_1,_5,_3), append([_0|_1],_2,[_0|_3]) :- append(_1,_2,_3)], {fl/3->(2->s(_0)), append/3->(1->_1)})
0.00/0.13	** End proof argument **
0.00/0.13	Proof stopped at iteration 2
0.00/0.13	Number of unfolded rules generated by this proof = 10
0.00/0.13	Number of unfolded rules generated by all the parallel proofs = 10
0.00/0.14	EOF