this derivation will be built:
  /nix/store/dakcsx5giqvav6af7k5y3850359qswkj-treefmt-check.drv
building '/nix/store/dakcsx5giqvav6af7k5y3850359qswkj-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 347 files
treefmt-check> emitted 317 files for processing
treefmt-check> formatted 317 files (1 changed) in 742ms
treefmt-check>  M lib/monitoring.nix
treefmt-check> diff --git a/lib/monitoring.nix b/lib/monitoring.nix
treefmt-check> index ad6301e..7039809 100644
treefmt-check> --- a/lib/monitoring.nix
treefmt-check> +++ b/lib/monitoring.nix
treefmt-check> @@ -219,7 +219,7 @@ in
treefmt-check>        }
treefmt-check>        // routed.transforms;
treefmt-check>  
treefmt-check> -      sinks = routed.sinks;
treefmt-check> +      inherit (routed) sinks;
treefmt-check>      };
treefmt-check>  
treefmt-check>    mkFilesystemFreeSpaceAlerts =
error: Cannot build '/nix/store/dakcsx5giqvav6af7k5y3850359qswkj-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/cspaz56vvc270xd7wwv2kbgc5pmbwb3s-treefmt-check
       Last 17 log lines:
       > treefmt v2.5.0traversed 347 files
       > emitted 317 files for processing
       > formatted 317 files (1 changed) in 742ms
       >  M lib/monitoring.nix
       > diff --git a/lib/monitoring.nix b/lib/monitoring.nix
       > index ad6301e..7039809 100644
       > --- a/lib/monitoring.nix
       > +++ b/lib/monitoring.nix
       > @@ -219,7 +219,7 @@ in
       >        }
       >        // routed.transforms;
       >  
       > -      sinks = routed.sinks;
       > +      inherit (routed) sinks;
       >      };
       >  
       >    mkFilesystemFreeSpaceAlerts =
       For full logs, run:
         nix log /nix/store/dakcsx5giqvav6af7k5y3850359qswkj-treefmt-check.drv