anchor.diff:  
     # hlint 3.3 needs a ghc-lib-parser newer than the one from stackage
     hlint = super.hlint_3_3_4.overrideScope (self: super: {
  -    ghc-lib-parser = overrideCabal self.ghc-lib-parser_9_0_1_20210324 {
  -      doHaddock = false;
  -    };
  -    ghc-lib-parser-ex = self.ghc-lib-parser-ex_9_0_0_4;
  +    ghc-lib-parser = self.ghc-lib-parser_9_2_1_20211101;
  +    ghc-lib-parser-ex = self.ghc-lib-parser-ex_9_2_0_1;
     });
   }
  
positive.code:   split = doJailbreak super.split;
    splitmix = doJailbreak super.splitmix;
    tar = doJailbreak super.tar;
    these = doJailbreak super.these;
    time-compat = doJailbreak super.time-compat;
    type-equality = doJailbreak super.type-equality;
  
negative.code:   hackage-security = doJailbreak super.hackage-security;
    hashable = super.hashable_1_4_0_0;
    hashable-time = doJailbreak super.hashable-time;
    hedgehog = doJailbreak super.hedgehog;
    HTTP = overrideCabal (doJailbreak super.HTTP) (drv: { postPatch = "sed -i -e 's,! Socket,!Socket,' Network/TCP.hs"; });
    integer-logarithms = overrideCabal (doJailbreak super.integer-logarithms) (drv: { postPatch = "sed -i -e 's, <1.1, <1.3,' integer-logarithms.cabal"; });
    indexed-traversable = doJailbreak super.indexed-traversable;
  