Goal:
    a : byte  b : byte  H : NoConfusion_byte a b
  ============================
   (a = b)


DEBUG:Going to execute:
match H with
           | H' => fail 2
           | _ => unify X Y; clear H' || clear H
           end
Level 4: Backtrace:

In environment
a, b : byte
H : NoConfusion_byte a b
Unable to unify "byte" with "NoConfusion_byte a b".
Level 4: Backtrace:

In environment
a, b : byte
H : NoConfusion_byte a b
Unable to unify "byte" with "NoConfusion_byte a b".
Level 4: Backtrace:

In environment
a, b : byte
H : NoConfusion_byte a b
Unable to unify "byte" with "NoConfusion_byte a b".
Level 4: Backtrace:

In environment
a, b : byte
H : NoConfusion_byte a b
Unable to unify "byte" with "NoConfusion_byte a b".
Level 3: Backtrace:

In environment
a, b : byte
H : NoConfusion_byte a b
Unable to unify "byte" with "NoConfusion_byte a b".