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 definitions from `/nix/store/lrxvs4l9bqbgjfz7w9bkfg5zqq442jxc-source/modules/transposition.nix':

       … while evaluating definitions from `/nix/store/zdvxc39y1n3c5rqcig8a8l0lx8mklv4l-source/modules/flake-parts/treefmt.nix, via option perSystem':

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

       … while evaluating definitions from `/nix/store/d6mryll7gbj6hbczvyrvnflcyxxq11zn-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 `security.unprivilegedUsernsClone' in `/nix/store/zdvxc39y1n3c5rqcig8a8l0lx8mklv4l-source/modules/nixos/common/workstation/security.nix, via option flake.modules.nixos.workstation' no longer has any effect; please remove it.
       to disable or enable unprivileged user namespaces please use
       the sysctl "user.max_user_namespaces".