anchor.diff:      safe
       stm
       streamly
  +    strict
  +    strict-types
       terminal-size
       text
       time
  
positive.code:     safe
      stm
      streamly
      terminal-size
      text
      time
  
negative.code:     safe
      stm
      streamly
      strict
      strict-types
      terminal-size
      text
      time
  