this derivation will be built:
  /nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv
building '/nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1249 files
treefmt-check> emitted 537 files for processing
treefmt-check> formatted 537 files (3 changed) in 1.588s
treefmt-check>  M home/.pi/agent/extensions/block-commands.ts
treefmt-check> diff --git a/home/.pi/agent/extensions/block-commands.ts b/home/.pi/agent/extensions/block-commands.ts
treefmt-check> index 4431293..795c2e8 100644
treefmt-check> --- a/home/.pi/agent/extensions/block-commands.ts
treefmt-check> +++ b/home/.pi/agent/extensions/block-commands.ts
treefmt-check> @@ -32,8 +32,7 @@ interface BlockRule {
treefmt-check>  const BLOCK_RULES: BlockRule[] = [
treefmt-check>    {
treefmt-check>      matches: (argv) => scansRoot(argv, NIX_ROOTS),
treefmt-check> -    reason:
treefmt-check> -      "find/fd/rg/grep on /nix/store is blocked (millions of files). " +
treefmt-check> +    reason: "find/fd/rg/grep on /nix/store is blocked (millions of files). " +
treefmt-check>        "Use nix-locate to find store paths, or inspect env vars like " +
treefmt-check>        "$buildInputs / $NIX_CFLAGS_COMPILE / $PKG_CONFIG_PATH inside a shell.",
treefmt-check>    },
error: build of '/nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv' on 'ssh-ng://customer@mac02' failed: Cannot build '/nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/r8dbrrq56rp4wmgjk5jv40szl2chbh0v-treefmt-check
       Last 18 log lines:
       > treefmt v2.5.0traversed 1249 files
       > emitted 537 files for processing
       > formatted 537 files (3 changed) in 1.588s
       >  M home/.pi/agent/extensions/block-commands.ts
       > diff --git a/home/.pi/agent/extensions/block-commands.ts b/home/.pi/agent/extensions/block-commands.ts
       > index 4431293..795c2e8 100644
       > --- a/home/.pi/agent/extensions/block-commands.ts
       > +++ b/home/.pi/agent/extensions/block-commands.ts
       > @@ -32,8 +32,7 @@ interface BlockRule {
       >  const BLOCK_RULES: BlockRule[] = [
       >    {
       >      matches: (argv) => scansRoot(argv, NIX_ROOTS),
       > -    reason:
       > -      "find/fd/rg/grep on /nix/store is blocked (millions of files). " +
       > +    reason: "find/fd/rg/grep on /nix/store is blocked (millions of files). " +
       >        "Use nix-locate to find store paths, or inspect env vars like " +
       >        "$buildInputs / $NIX_CFLAGS_COMPILE / $PKG_CONFIG_PATH inside a shell.",
       >    },
       For full logs, run:
         nix log /nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv
error: Cannot build '/nix/store/wknxp0mcdxn60aqv9zrr303d9vvwnx6r-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/r8dbrrq56rp4wmgjk5jv40szl2chbh0v-treefmt-check