anchor.diff:  
     funcmp = overrideCabal super.funcmp_1_9 (drv: {
       ## Needs bump to a versioned attribute
  -    ## 
  +    ##
       ## Needed for (<>) in prelude
       ## Setup: Encountered missing dependencies:
       ## base >=3 && <4.11
  
positive.code: 
    bytestring-trie = overrideCabal super.bytestring-trie (drv: {
      ## Unmerged.  PR: https://github.com/wrengr/bytestring-trie/pull/3
      ## 
      ##     • Could not deduce (Semigroup (Trie a))
      ##         arising from the superclasses of an instance declaration
      ##       from the context: Monoid a
  
negative.code: 
    simple-reflect = overrideCabal super.simple-reflect (drv: {
      ## Upstreamed, awaiting a Hackage release
      ##
      ##     • No instance for (Semigroup Expr)
      ##         arising from the superclasses of an instance declaration
      ##     • In the instance declaration for ‘Monoid Expr’
  