this derivation will be built:
  /nix/store/2if0mqhyg9nzwa0vdm5xwjh7nifgy8dn-treefmt-check.drv
building '/nix/store/2if0mqhyg9nzwa0vdm5xwjh7nifgy8dn-treefmt-check.drv'
treefmt-check> traversed 302 files
treefmt-check> emitted 153 files for processing
treefmt-check> formatted 153 files (0 changed) in 866ms

post-build step Upload to niks3: ok
time=2026-09-17T01:53:52.278Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-17T01:53:53.311Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-17T01:53:53.402Z level=INFO msg="Upload complete. (1.145s)"