error:
       … in the condition of the assert statement
         at «github:NixOS/nixpkgs/8c3cede7ddc26bd659d2d383b5610efbd2c7a16e?narHash=sha256-rppURzHviaQN131F%2BnLiLdGfcb0uCd9gGP0E5%2Biw9MI%3D»/lib/customisation.nix:416:13:
          415|           drvPath =
          416|             assert condition;
             |             ^
          417|             drv.drvPath;

       … while calling the 'seq' builtin
         at «github:NixOS/nixpkgs/8c3cede7ddc26bd659d2d383b5610efbd2c7a16e?narHash=sha256-rppURzHviaQN131F%2BnLiLdGfcb0uCd9gGP0E5%2Biw9MI%3D»/lib/customisation.nix:100:24:
           99|     drv: f:
          100|     (extendDerivation (seq drv.drvPath true)) (
             |                        ^
          101|       {

       … 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/sdywslbm666h9iiald96x4kxzhdr5pmp-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-ce162c78ae82-e91c57a5/module.nix:247:7:
          246|     assertions = lib.mkMerge [
          247|       cfg.devices._config.assertions
             |       ^
          248|       [