this derivation will be built:
  /nix/store/wzi6xff6khc8sf84p46y5vk1b0vkvvj0-treefmt-check.drv
building '/nix/store/wzi6xff6khc8sf84p46y5vk1b0vkvvj0-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 727 files
treefmt-check> emitted 501 files for processing
treefmt-check> formatted 501 files (2 changed) in 4.139s
treefmt-check>  M tests/caddy-package.nix
treefmt-check>  M tests/opencloud-eval.nix
treefmt-check> diff --git a/tests/caddy-package.nix b/tests/caddy-package.nix
treefmt-check> index e38e7d2..eb3d5d7 100644
treefmt-check> --- a/tests/caddy-package.nix
treefmt-check> +++ b/tests/caddy-package.nix
treefmt-check> @@ -8,14 +8,12 @@ let
treefmt-check>        name = "${modules.name}-stable-check";
treefmt-check>      });
treefmt-check>    });
treefmt-check> -  mismatchedVersion = builtins.tryEval (
treefmt-check> -    (pkgs.callPackage ../pkgs/caddy/package.nix {
treefmt-check> +  mismatchedVersion = builtins.tryEval (pkgs.callPackage ../pkgs/caddy/package.nix {
treefmt-check>        caddy = pkgs.caddy.overrideAttrs (_: {
treefmt-check>          version = "0.0.0";
treefmt-check>          __intentionallyOverridingVersion = true;
treefmt-check>        });
treefmt-check> -    }).drvPath
treefmt-check> -  );
treefmt-check> +    }).drvPath;
treefmt-check>  in
treefmt-check>  assert !mismatchedVersion.success;
treefmt-check>  pkgs.runCommand "caddy-package-check" { } ''
treefmt-check> diff --git a/tests/opencloud-eval.nix b/tests/opencloud-eval.nix
treefmt-check> index 93a3df6..a495676 100644
treefmt-check> --- a/tests/opencloud-eval.nix
treefmt-check> +++ b/tests/opencloud-eval.nix
treefmt-check> @@ -58,7 +58,8 @@ 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" c.virtualisation.quadlet.containers.opencloud-alpha.containerConfig.Environment;
treefmt-check> +assert builtins.elem "PROXY_OIDC_REWRITE_WELLKNOWN=true"
treefmt-check> +  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/wzi6xff6khc8sf84p46y5vk1b0vkvvj0-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/kpj7r21y75gvz5wk8f54bw4a0zavnyp1-treefmt-check
       Last 25 log lines:
       > +  mismatchedVersion = builtins.tryEval (pkgs.callPackage ../pkgs/caddy/package.nix {
       >        caddy = pkgs.caddy.overrideAttrs (_: {
       >          version = "0.0.0";
       >          __intentionallyOverridingVersion = true;
       >        });
       > -    }).drvPath
       > -  );
       > +    }).drvPath;
       >  in
       >  assert !mismatchedVersion.success;
       >  pkgs.runCommand "caddy-package-check" { } ''
       > diff --git a/tests/opencloud-eval.nix b/tests/opencloud-eval.nix
       > index 93a3df6..a495676 100644
       > --- a/tests/opencloud-eval.nix
       > +++ b/tests/opencloud-eval.nix
       > @@ -58,7 +58,8 @@ 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/wzi6xff6khc8sf84p46y5vk1b0vkvvj0-treefmt-check.drv