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


DEBUG:Going to execute:
intro
Level 2: Backtrace:

The goal is not a product.
Level 2: Backtrace:

The goal is not a product.
Level 2: Backtrace:

The goal is not a product.
Level 2: Backtrace:

The goal is not a product.