this derivation will be built:
  /nix/store/ipa7dkkanc3dhq5qq5v1an6k12xmmwhp-treefmt-check.drv
building '/nix/store/ipa7dkkanc3dhq5qq5v1an6k12xmmwhp-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 401 files
treefmt-check> emitted 366 files for processing
treefmt-check> formatted 366 files (1 changed) in 884ms
treefmt-check>  M modules/acme/default.nix
treefmt-check> diff --git a/modules/acme/default.nix b/modules/acme/default.nix
treefmt-check> index e0ffd5d..9a182a1 100644
treefmt-check> --- a/modules/acme/default.nix
treefmt-check> +++ b/modules/acme/default.nix
treefmt-check> @@ -1,5 +1,4 @@
treefmt-check> -_:
treefmt-check> -{
treefmt-check> +_: {
treefmt-check>    security.acme = {
treefmt-check>      defaults.email = "sjang.bioe@gmail.com";
treefmt-check>      acceptTerms = true;
error: Cannot build '/nix/store/ipa7dkkanc3dhq5qq5v1an6k12xmmwhp-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ccvxfnhvrrxgxbzsfz4r7ai3svljsikr-treefmt-check
       Last 15 log lines:
       > treefmt v2.5.0traversed 401 files
       > emitted 366 files for processing
       > formatted 366 files (1 changed) in 884ms
       >  M modules/acme/default.nix
       > diff --git a/modules/acme/default.nix b/modules/acme/default.nix
       > index e0ffd5d..9a182a1 100644
       > --- a/modules/acme/default.nix
       > +++ b/modules/acme/default.nix
       > @@ -1,5 +1,4 @@
       > -_:
       > -{
       > +_: {
       >    security.acme = {
       >      defaults.email = "sjang.bioe@gmail.com";
       >      acceptTerms = true;
       For full logs, run:
         nix log /nix/store/ipa7dkkanc3dhq5qq5v1an6k12xmmwhp-treefmt-check.drv