this derivation will be built:
  /nix/store/q9fsn2k60kkazzxs379fha44zdyyypbb-treefmt-check.drv
building '/nix/store/q9fsn2k60kkazzxs379fha44zdyyypbb-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 723 files
treefmt-check> emitted 499 files for processing
treefmt-check> formatted 499 files (2 changed) in 3.003s
treefmt-check>  M hosts/mali/opencloud-home.nix
treefmt-check>  M tests/opencloud-eval.nix
treefmt-check> diff --git a/hosts/mali/opencloud-home.nix b/hosts/mali/opencloud-home.nix
treefmt-check> index 0fdcbc7..72fd044 100644
treefmt-check> --- a/hosts/mali/opencloud-home.nix
treefmt-check> +++ b/hosts/mali/opencloud-home.nix
treefmt-check> @@ -11,20 +11,18 @@ in
treefmt-check>  {
treefmt-check>    options.modules.services.opencloud.maliStorage = lib.mkOption {
treefmt-check>      type = lib.types.nullOr (
treefmt-check> -      lib.types.submodule (
treefmt-check> -        _: {
treefmt-check> -          options = {
treefmt-check> -            dataset = lib.mkOption {
treefmt-check> -              type = lib.types.str;
treefmt-check> -              description = "ZFS dataset containing this OpenCloud instance's data.";
treefmt-check> -            };
treefmt-check> -            dataDir = lib.mkOption {
treefmt-check> -              type = lib.types.str;
treefmt-check> -              description = "Mountpoint for this OpenCloud instance's data dataset.";
treefmt-check> -            };
treefmt-check> +      lib.types.submodule (_: {
treefmt-check> +        options = {
treefmt-check> +          dataset = lib.mkOption {
treefmt-check> +            type = lib.types.str;
treefmt-check> +            description = "ZFS dataset containing this OpenCloud instance's data.";
treefmt-check>            };
treefmt-check> -        }
treefmt-check> -      )
treefmt-check> +          dataDir = lib.mkOption {
treefmt-check> +            type = lib.types.str;
treefmt-check> +            description = "Mountpoint for this OpenCloud instance's data dataset.";
treefmt-check> +          };
treefmt-check> +        };
treefmt-check> +      })
treefmt-check>      );
treefmt-check>      default = null;
treefmt-check>      description = "Mali storage and NFS export for one OpenCloud instance.";
treefmt-check> diff --git a/tests/opencloud-eval.nix b/tests/opencloud-eval.nix
treefmt-check> index c99b9f3..93a3df6 100644
treefmt-check> --- a/tests/opencloud-eval.nix
treefmt-check> +++ b/tests/opencloud-eval.nix
treefmt-check> @@ -58,9 +58,7 @@ assert c.users.users.opencloud-beta.uid == 3102;
treefmt-check>  assert c.users.users.opencloud-alpha.linger;
treefmt-check>  assert c.virtualisation.quadlet.containers.opencloud-alpha.uid == 3101;
treefmt-check>  assert c.virtualisation.quadlet.containers.opencloud-beta.uid == 3102;
treefmt-check> -assert builtins.elem "PROXY_OIDC_REWRITE_WELLKNOWN=true" (
treefmt-check> -  c.virtualisation.quadlet.containers.opencloud-alpha.containerConfig.Environment
treefmt-check> -);
treefmt-check> +assert builtins.elem "PROXY_OIDC_REWRITE_WELLKNOWN=true" c.virtualisation.quadlet.containers.opencloud-alpha.containerConfig.Environment;
treefmt-check>  assert builtins.elem "opencloud-alpha-office.service" (
treefmt-check>    c.virtualisation.quadlet.containers.opencloud-alpha.unitConfig.Requires or [ ]
treefmt-check>  );
error: Cannot build '/nix/store/q9fsn2k60kkazzxs379fha44zdyyypbb-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/9njkzxw5mpwmyf8ql5zklagkbyic5ssq-treefmt-check
       Last 25 log lines:
       > -      )
       > +          dataDir = lib.mkOption {
       > +            type = lib.types.str;
       > +            description = "Mountpoint for this OpenCloud instance's data dataset.";
       > +          };
       > +        };
       > +      })
       >      );
       >      default = null;
       >      description = "Mali storage and NFS export for one OpenCloud instance.";
       > diff --git a/tests/opencloud-eval.nix b/tests/opencloud-eval.nix
       > index c99b9f3..93a3df6 100644
       > --- a/tests/opencloud-eval.nix
       > +++ b/tests/opencloud-eval.nix
       > @@ -58,9 +58,7 @@ assert c.users.users.opencloud-beta.uid == 3102;
       >  assert c.users.users.opencloud-alpha.linger;
       >  assert c.virtualisation.quadlet.containers.opencloud-alpha.uid == 3101;
       >  assert c.virtualisation.quadlet.containers.opencloud-beta.uid == 3102;
       > -assert builtins.elem "PROXY_OIDC_REWRITE_WELLKNOWN=true" (
       > -  c.virtualisation.quadlet.containers.opencloud-alpha.containerConfig.Environment
       > -);
       > +assert builtins.elem "PROXY_OIDC_REWRITE_WELLKNOWN=true" c.virtualisation.quadlet.containers.opencloud-alpha.containerConfig.Environment;
       >  assert builtins.elem "opencloud-alpha-office.service" (
       >    c.virtualisation.quadlet.containers.opencloud-alpha.unitConfig.Requires or [ ]
       >  );
       For full logs, run:
         nix log /nix/store/q9fsn2k60kkazzxs379fha44zdyyypbb-treefmt-check.drv