NO
Nontermination proof succeeded
Found this recurrent set for cutpoint 5: arg1 == 1 and arg1P == 1 and arg2 == 0 and arg2P == 0 and arg3 == 1 and arg3P == 1 and arg4 == 1 and arg4P == 1 and x13 == 0 and x7 == 1
Errors: