this derivation will be built:
  /nix/store/3rj68nsszs168v8qnjsv4wqlwiz1j877-treefmt-check.drv
error: Cannot build '/nix/store/3rj68nsszs168v8qnjsv4wqlwiz1j877-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/2r6pr74xj8shz08xincnd4pcdhjwf4kb-treefmt-check
       Last 16 log lines:
       > treefmt v2.5.0traversed 1649 files
       > emitted 425 files for processing
       > formatted 425 files (1 changed) in 16.156s
       >  M specs/permission-pr-separation.md
       > diff --git a/specs/permission-pr-separation.md b/specs/permission-pr-separation.md
       > index 478b102..e67d256 100644
       > --- a/specs/permission-pr-separation.md
       > +++ b/specs/permission-pr-separation.md
       > @@ -2203,6 +2203,7 @@ explicit browser/lint/Nix limitations; #242's full gate is now confirmed. #243
       >  current-head Nix `87574` and #240 `16586` remain live. Original tracked backup
       >  comparison still passes. No merges, original closures, policy activation or real
       >  data changes; the overall separation remains incomplete.
       > +
       >  ### Permission history extracted; own-permission browser evidence confirmed
       >  
       >  The preceding user-facing turn only supplied a goal prompt: NO PROGRESS toward
       For full logs, run:
         nix log /nix/store/3rj68nsszs168v8qnjsv4wqlwiz1j877-treefmt-check.drv