argunix: this attribute failed at evaluation time, before any build started.
attribute: nixosConfigurations.dave

nix-eval-jobs error:
error:
       … while calling the 'head' builtin
         at «github:nixos/nixpkgs/95ca1e203c0750115fd4a6f17d5a245dfe6b1edd?narHash=sha256-JC9PjqKYG9ve5U8aDOLQipp3%2BKLANBHUvGdLZlxzdKI%3D»/lib/attrsets.nix:1717:13:
         1716|           if length values == 1 || pred here (elemAt values 1) (head values) then
         1717|             head values
             |             ^
         1718|           else

       … while evaluating the attribute 'value'
         at «github:nixos/nixpkgs/95ca1e203c0750115fd4a6f17d5a245dfe6b1edd?narHash=sha256-JC9PjqKYG9ve5U8aDOLQipp3%2BKLANBHUvGdLZlxzdKI%3D»/lib/modules.nix:1167:7:
         1166|     // {
         1167|       value = addErrorContext "while evaluating the option `${showOption loc}':" value;
             |       ^
         1168|       inherit (res.defsFinal') highestPrio;

       … while evaluating the option `system.build.toplevel':

       … while evaluating definitions from `/nix/store/bdn0zqq9mqdc9ccwfnamx4lax9163xr1-source/nixos/modules/system/activation/top-level.nix':

       … while evaluating the option `warnings':

       … while evaluating definitions from `/nix/store/bdn0zqq9mqdc9ccwfnamx4lax9163xr1-source/nixos/modules/system/boot/systemd.nix':

       … while evaluating the option `systemd.services.argunix.serviceConfig':

       … while evaluating definitions from `/nix/store/lznk3jfb1ddbh9kafh6yxsxpy3a6whnr-source/nix/module.nix':

       … while evaluating definitions from `/nix/store/lznk3jfb1ddbh9kafh6yxsxpy3a6whnr-source/flake.nix':

       (stack trace truncated; use '--show-trace' to show the full, detailed trace)

       error: NAR hash mismatch in input 'github:nix-community/naersk/9aa07bb0256d300219b30622d2454e85f7f3667e?narHash=sha256-thLTFbp9D5Qknmh8q/v4FRpLGphUSijT3E86cbLYTXo%3D', expected 'sha256-3TJ7skmzAeBRkOihfHSWye7Fkuc1gP01dwa/EX1EA/E=' but got 'sha256-thLTFbp9D5Qknmh8q/v4FRpLGphUSijT3E86cbLYTXo='