this derivation will be built:
  /nix/store/vj8nmfaly3b2y5bxw88dcrhxfylq8q2x-treefmt-check.drv
building '/nix/store/vj8nmfaly3b2y5bxw88dcrhxfylq8q2x-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie
treefmt-check> treefmt v2.5.0traversed 87 files
treefmt-check> emitted 71 files for processing
treefmt-check> formatted 71 files (1 changed) in 173ms
treefmt-check>  M nix/package.nix
treefmt-check> diff --git a/nix/package.nix b/nix/package.nix
treefmt-check> index dec636a..f99ff68 100644
treefmt-check> --- a/nix/package.nix
treefmt-check> +++ b/nix/package.nix
treefmt-check> @@ -26,9 +26,7 @@ let
treefmt-check>      nativeBuildInputs = [ protobuf ];
treefmt-check>      PROTOC = "${protobuf}/bin/protoc";
treefmt-check>      # tribuchet-sandboxd is Linux-only (user namespaces, cgroups)
treefmt-check> -    cargoExtraArgs = lib.optionalString (
treefmt-check> -      !stdenv.isLinux
treefmt-check> -    ) "--workspace --exclude tribuchet-sandboxd";
treefmt-check> +    cargoExtraArgs = lib.optionalString (!stdenv.isLinux) "--workspace --exclude tribuchet-sandboxd";
treefmt-check>    };
treefmt-check>  
treefmt-check>    cargoArtifacts = craneLib.buildDepsOnly commonArgs;
error: Cannot build '/nix/store/vj8nmfaly3b2y5bxw88dcrhxfylq8q2x-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/d04p6myjfnj1l7pk29mhsrf8f305xm8y-treefmt-check
       Last 20 log lines:
       > tribuchet: building on jamie
       > treefmt v2.5.0traversed 87 files
       > emitted 71 files for processing
       > formatted 71 files (1 changed) in 173ms
       >  M nix/package.nix
       > diff --git a/nix/package.nix b/nix/package.nix
       > index dec636a..f99ff68 100644
       > --- a/nix/package.nix
       > +++ b/nix/package.nix
       > @@ -26,9 +26,7 @@ let
       >      nativeBuildInputs = [ protobuf ];
       >      PROTOC = "${protobuf}/bin/protoc";
       >      # tribuchet-sandboxd is Linux-only (user namespaces, cgroups)
       > -    cargoExtraArgs = lib.optionalString (
       > -      !stdenv.isLinux
       > -    ) "--workspace --exclude tribuchet-sandboxd";
       > +    cargoExtraArgs = lib.optionalString (!stdenv.isLinux) "--workspace --exclude tribuchet-sandboxd";
       >    };
       >
       >    cargoArtifacts = craneLib.buildDepsOnly commonArgs;
       For full logs, run:
         nix log /nix/store/vj8nmfaly3b2y5bxw88dcrhxfylq8q2x-treefmt-check.drv