this derivation will be built:
  /nix/store/vg1af4nizydlp95l7vrhhy7366zkb0b6-treefmt-check.drv
error: Cannot build '/nix/store/vg1af4nizydlp95l7vrhhy7366zkb0b6-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/7wzb54miyayi2gs847wbd43dd3j8rx23-treefmt-check
       Last 17 log lines:
       > treefmt v2.5.0traversed 297 files
       > emitted 246 files for processing
       > formatted 246 files (1 changed) in 18.418s
       >  M nixbot/nixbot/web/templating.py
       > diff --git a/nixbot/nixbot/web/templating.py b/nixbot/nixbot/web/templating.py
       > index 936c90c..d13dfc7 100644
       > --- a/nixbot/nixbot/web/templating.py
       > +++ b/nixbot/nixbot/web/templating.py
       > @@ -86,7 +86,7 @@ def eval_stats(row: dict[str, Any]) -> str:
       >      """Empty when nix-eval-jobs reported no stats for the attribute."""
       >      if row.get("eval_wall_ms") is None:
       >          return ""
       > -    return f"eval {format_ms(row["eval_wall_ms"])} · {format_bytes(row["eval_alloc_bytes"])} allocated"
       > +    return f"eval {format_ms(row['eval_wall_ms'])} · {format_bytes(row['eval_alloc_bytes'])} allocated"
       >  
       >  
       >  def _forge_base(project: dict[str, Any]) -> str | None:
       For full logs, run:
         nix log /nix/store/vg1af4nizydlp95l7vrhhy7366zkb0b6-treefmt-check.drv