``` at /nix/store/wcidiyklj0nrljlz5m3qlkvhv8f2ddv8-source/lib/modules.nix:322:18:

      321|         options = checked options;
      322|         config = checked (removeAttrs config [ "_module" ]);
         |                  ^
      323|         _module = checked (config._module);

   … while evaluating a branch condition

     at /nix/store/wcidiyklj0nrljlz5m3qlkvhv8f2ddv8-source/lib/modules.nix:261:9:

      260|       checkUnmatched =
      261|         if config._module.check && config._module.freeformType == null && merged.unmatchedDefns != [] then
         |         ^
      262|           let

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

   error: syntax error, unexpected end of file, expecting ';'

   at /nix/store/3w7jzxyx0hqrdsrma72s81b2cplls51f-source/configuration.nix:400:2:

      399|   system.stateVersion = "23.11"; # Did you read the comment?
      400| }
         |  ^
      401|```

https://github.com/derekagraham78/nixos/blob/main/configuration.nix