error:
       … while evaluating a branch condition
         at «string»:25:5:
           24|     v:
           25|     if !builtins.isAttrs v || isDrv v then
             |     ^
           26|       v

       … in the left operand of the OR (||) operator
         at «string»:25:28:
           24|     v:
           25|     if !builtins.isAttrs v || isDrv v then
             |                            ^
           26|       v

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

       … while evaluating definitions from `/nix/store/0skixh6ix11vqvx3ihihl93rg67gm5am-source/nixos/modules/system/activation/top-level.nix':

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

       error:
       Failed assertions:
       - The option definition `boot.initrd.systemd.enable' in `/nix/store/a7rckdms2wdn7kw5s8xnlgl7ak9il9j0-source/machines/bernie/configuration.nix' no longer has any effect; please remove it.
       Scripted initrd has been removed.