warning: Ignored call to loop_cont_eval/2 in equation start/2 
Inferred cost of eval(A,B,C,D,E): 
eval(A,B,C,D,E):[10]: 0
  with precondition: [C=1,D=A,E=B] 

eval(A,B,C,D,E):[[8],[9],10]: 0+it1*(1)+it2*(1)
  Such that:it1=<1*B,it1=<1*B+ -1*E,it2=<1*A,it2=<1*A+1*B
  with precondition: [C=1,D=0,A>=1,E>=0,B>=E+1] 

eval(A,B,C,D,E):[[8],10]: 0+it1*(1)
  Such that:it1=<1*A,it1=<1*A+ -1*D,it1=<1*A+1*B
  with precondition: [C=1,B=E,D>=0,A>=D+1,B+D>=0] 

eval(A,B,C,D,E):[[9],10]: 0+it1*(1)
  Such that:it1=<1*B,it1=<1*A+1*B,it1=<1*B+ -1*E,it1=<1*B+1*D
  with precondition: [C=1,A=D,0>=A,B>=E+1,A+E>=0] 

Inferred cost of start(A,B): 
start(A,B):[12]: 1
  with precondition: [] 

start(A,B):[13]: 1+it1*(1)+it2*(1)
  Such that:it1=<1*B,it2=<1*A,it2=<1*A+1*B
  with precondition: [A>=1,B>=1] 

start(A,B):[14]: 1+it1*(1)
  Such that:it1=<1*A,it1=<1*A+1*B
  with precondition: [A>=1,A+B>=1] 

start(A,B):[15]: 1+it1*(1)
  Such that:it1=<1*B,it1=<1*A+1*B
  with precondition: [0>=A,A+B>=1] 

Solved cost expressions of start(A,B): 
start(A,B):[12]: 1  with precondition: [] 
start(A,B):[13]: 1*A+1*B+1  with precondition: [A>=1,B>=1] 
start(A,B):[14]: nat(min([1*A+1*B,1*A]))+1  with precondition: [A>=1,A+B>=1] 
start(A,B):[15]: 1*A+1*B+1  with precondition: [0>=A,A+B>=1] 
Maximum cost of start(A,B): max([1*A+1*B+1,1,nat(min([1*A+1*B,1*A]))+1]) 
Asymptotic class: n 
Time statistics: 
Partial evaluation computed in 3 ms.
Invariants computed in 20 ms.
----Backward Invariants 10 ms.
----Transitive Invariants 2 ms.
Refinement performed in 11 ms.
Termination proved in 4 ms.
Upper bounds computed in 46 ms.
----Phase cost structures 8 ms.
--------Equation cost structures 6 ms.
--------Inductive compression(1) 0 ms.
--------Inductive compression(2) 0 ms.
--------Black Cost 0 ms.
----Chain cost structures 32 ms.
----Solving cost expressions 2 ms.

Compressed phase information: 2 
Compressed Chains: 0 
Compressed invariants: 0 
Total analysis performed in 96 ms.