update to 22.11

profiles/core/default.nix

@@ -4,7 +4,7 @@ in
 {
   imports = [ ../cachix ];
 
-  nix.systemFeatures = [ "nixos-test" "benchmark" "big-parallel" "kvm" ];
+  nix.settings.system-features = [ "nixos-test" "benchmark" "big-parallel" "kvm" ];
 
   fonts = {
     fonts = with pkgs; [ powerline-fonts dejavu_fonts ];
@@ -15,12 +15,14 @@ in
   };
 
   nix = {
-    autoOptimiseStore = true;
+    settings = {
+      sandbox = true;
+      trusted-users = [ "root" "@wheel" ];
+      allowed-users = [ "@wheel" ];
+      auto-optimise-store = true;
+    };
     gc.automatic = true;
     optimise.automatic = true;
-    useSandbox = true;
-    allowedUsers = [ "@wheel" ];
-    trustedUsers = [ "root" "@wheel" ];
     extraOptions = ''
       min-free = 536870912
       keep-outputs = true