this derivation will be built:
  /nix/store/3siwkmg541hh22rb2vi7d91rxhh9rvhr-treefmt-check.drv
building '/nix/store/3siwkmg541hh22rb2vi7d91rxhh9rvhr-treefmt-check.drv'
treefmt-check> ERRO file has changed path=packages/chatgpt/package.nix prev_size=1288 prev_mod_time="2026-08-24 20:01:22 +0000 UTC" current_size=1332 current_mod_time="2026-08-24 20:01:22 +0000 UTC"
treefmt-check> traversed 447 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (1 changed) in 22.041s
treefmt-check> Error: unexpected changes detected, --fail-on-change is enabled
error: Cannot build '/nix/store/3siwkmg541hh22rb2vi7d91rxhh9rvhr-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/pn2ckizf9dfjxqi4q4w91sarmhrnhiki-treefmt-check
       Last 5 log lines:
       > ERRO file has changed path=packages/chatgpt/package.nix prev_size=1288 prev_mod_time="2026-08-24 20:01:22 +0000 UTC" current_size=1332 current_mod_time="2026-08-24 20:01:22 +0000 UTC"
       > traversed 447 files
       > emitted 312 files for processing
       > formatted 312 files (1 changed) in 22.041s
       > Error: unexpected changes detected, --fail-on-change is enabled
       For full logs, run:
         nix log /nix/store/3siwkmg541hh22rb2vi7d91rxhh9rvhr-treefmt-check.drv