Input TRS:
    1: p(a(x0),p(x1,p(x2,x3))) -> p(x1,p(x0,p(a(x3),x3)))
Number of strict rules: 1
Direct Order(PosReal,>,Poly) ... failed.
Freezing ... failed.
Dependency Pairs:
   #1: #p(a(x0),p(x1,p(x2,x3))) -> #p(x1,p(x0,p(a(x3),x3)))
   #2: #p(a(x0),p(x1,p(x2,x3))) -> #p(x0,p(a(x3),x3))
   #3: #p(a(x0),p(x1,p(x2,x3))) -> #p(a(x3),x3)
Number of SCCs: 1, DPs: 3, edges: 9
	SCC { #1..3 }
Removing DPs: Order(PosReal,>,Sum)... succeeded.
     a(x1)	weight: x1
   #p(x1,x2)	weight: x2
     p(x1,x2)	weight: (/ 1 4) + x2
    Usable rules: { 1 }
    Removed DPs: #2 #3
Number of SCCs: 1, DPs: 1, edges: 1
	SCC { #1 }
Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... QWPOpS(PosReal,>,MaxSum)... Order(PosReal,>,Sum-Sum; PosReal,≥,Sum-Sum)... Order(PosReal,>,Sum-Sum; NegReal,≥,Sum)... Order(PosReal,>,MaxSum-Sum; NegReal,≥,Sum)... failed.
Removing edges: failed.
Finding a loop...  failed.
MAYBE