this derivation will be built:
  /nix/store/7sba162z05x21aiv990aa9xlcijqw0ix-treefmt-check.drv
error: Cannot build '/nix/store/7sba162z05x21aiv990aa9xlcijqw0ix-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/sjk1dy6k4x28k1xphys03qn53fv18j34-treefmt-check
       Last 6 log lines:
       > ERRO file has changed path=clanker/README.md prev_size=11299 prev_mod_time="2026-08-27 23:44:59 +0000 UTC" current_size=11301 current_mod_time="2026-08-27 23:44:59 +0000 UTC"
       > ERRO file has changed path=decisions/0031-clanker-watchdog.md prev_size=2996 prev_mod_time="2026-08-27 23:44:59 +0000 UTC" current_size=2992 current_mod_time="2026-08-27 23:45:00 +0000 UTC"
       > traversed 246 files
       > emitted 131 files for processing
       > formatted 131 files (2 changed) in 918ms
       > Error: unexpected changes detected, --fail-on-change is enabled
       For full logs, run:
         nix log /nix/store/7sba162z05x21aiv990aa9xlcijqw0ix-treefmt-check.drv