anchor.diff:      
       tests = 
         let
  -        disnixos = import "${((import /home/sander/Development/disnixos/release.nix) {}).build.x86_64-linux}/share/disnixos/testing.nix" {
  +        disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
             inherit nixpkgs;
           };
         in
  
positive.code:         
          with_proxy = pkgs.lib.genAttrs systems (system:
            let
              disnixos = import "${((import /home/sander/Development/disnixos/release.nix) {}).build.x86_64-linux}/share/disnixos/testing.nix" {
                inherit nixpkgs system;
              };
            in
  
negative.code:       {
          without_proxy = pkgs.lib.genAttrs systems (system:
            let
              disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
                inherit nixpkgs system;
              };
            in
  