Loading module Cryptol
Loading module Cryptol
Loading module check25
[warning] at ./check25.cry:6:9--6:11
    This binding for tz shadows the existing binding from
    (at ./check25.cry:3:1--3:3, tz)
[warning] at ./check25.cry:8:11--8:19:
  Defaulting 1st type argument of 'check25::tx' to [4]
[warning] at ./check25.cry:5:6--6:16:
  Defaulting the type of 'check25::tz' to [5]
True