error:
       … while evaluating the attribute 'drvPath'
         at «github:NixOS/nixpkgs/8c3cede7ddc26bd659d2d383b5610efbd2c7a16e?narHash=sha256-rppURzHviaQN131F%2BnLiLdGfcb0uCd9gGP0E5%2Biw9MI%3D»/lib/customisation.nix:415:11:
          414|         // {
          415|           drvPath =
             |           ^
          416|             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/kxf3k5sdq5cbs13sm9w109p5m9lyzh7x-source/nixos/lib/testing/driver-configuration.nix':

       … while evaluating the option `testScriptString':

       … while evaluating definitions from `/nix/store/kxf3k5sdq5cbs13sm9w109p5m9lyzh7x-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/kxf3k5sdq5cbs13sm9w109p5m9lyzh7x-source/nixos/modules/system/activation/top-level.nix':

       … while evaluating the option `assertions':

       … while evaluating definitions from `/nix/store/2sbx9f50cyrgfn541y2kfaih91kskcmd-source/module.nix':

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

       error: attribute 'assertions' missing
       at /var/lib/nixbot/worktrees/148-4e45c6970fc9-0684875d/module.nix:247:7:
          246|     assertions = lib.mkMerge [
          247|       cfg.devices._config.assertions
             |       ^
          248|       [