error:
       … while evaluating the attribute 'drvPath'
         at «github:NixOS/nixpkgs/e62746b0b472753ef019baceab6f1e2e52014980?narHash=sha256-sx1f99WGrDfJ83KKuQrqGPmot0rnDgmpLJDzpU2oHQQ%3D»/lib/customisation.nix:420:11:
          419|         // {
          420|           drvPath =
             |           ^
          421|             assert condition;

       … while calling the 'derivationStrict' builtin
         at «nix-internal»/derivation-internal.nix:37:12:
           36|
           37|   strict = derivationStrict drvAttrs;
             |            ^
           38|

       … while evaluating the option `driverConfiguration.test_script':

       … while evaluating definitions from `/nix/store/hvh74qb10iv947ypr23a6lpsdf24pcd3-source/nixos/lib/testing/driver-configuration.nix':

       … while evaluating the option `testScriptString':

       … while evaluating definitions from `/nix/store/hvh74qb10iv947ypr23a6lpsdf24pcd3-source/nixos/lib/testing/testScript.nix':

       … while evaluating definitions from `makeTest parameters':

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

       … while evaluating definitions from `/nix/store/hvh74qb10iv947ypr23a6lpsdf24pcd3-source/nixos/modules/system/activation/top-level.nix':

       … while evaluating definitions from `/nix/store/48j1asx074bwfm8bhb7pf69ldargz56b-source/lib/tests.nix':

       … while evaluating the option `boot.initrd.systemd.enable':

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

       error: The option `boot.initrd.systemd.enable' can no longer be used since it's been removed. Scripted initrd has been removed.