anchor.diff:            )
         );
   
  -      forAllStdenvs = stdenvs: f: nixpkgs.lib.genAttrs stdenvs (stdenv: f stdenv);
  +      forAllStdenvs = f: nixpkgs.lib.genAttrs stdenvs (stdenv: f stdenv);
   
         # Memoize nixpkgs for different platforms for efficiency.
         nixpkgsFor =
  
positive.code:           value = let
              nixpkgsCross = import nixpkgs {
                inherit system crossSystem;
                overlays = [ self.overlay ];
              };
            in binaryTarball nixpkgsFor.${system} self.packages.${system}."nix-${crossSystem}" nixpkgsCross;
          }) crossSystems));
  
negative.code:         tests.remoteBuilds = import ./tests/remote-builds.nix {
            system = "x86_64-linux";
            inherit nixpkgs;
            overlay = self.overlays.default;
          };
  
          tests.nix-copy-closure = import ./tests/nix-copy-closure.nix {
            system = "x86_64-linux";
            inherit nixpkgs;
            overlay = self.overlays.default;
          };
  
          tests.nssPreload = (import ./tests/nss-preload.nix rec {
            system = "x86_64-linux";
            inherit nixpkgs;
            overlay = self.overlays.default;
          });
  
          tests.githubFlakes = (import ./tests/github-flakes.nix rec {
            system = "x86_64-linux";
            inherit nixpkgs;
            overlay = self.overlays.default;
          });
  
          tests.sourcehutFlakes = (import ./tests/sourcehut-flakes.nix rec {
            system = "x86_64-linux";
            inherit nixpkgs;
            overlay = self.overlays.default;
          });
  
          tests.setuid = nixpkgs.lib.genAttrs
  