this derivation will be built:
  /nix/store/a08yna70s1cyb0kp8irdfcjp4g75dbj9-treefmt-check.drv
building '/nix/store/a08yna70s1cyb0kp8irdfcjp4g75dbj9-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 181 files
treefmt-check> emitted 101 files for processing
treefmt-check> formatted 101 files (0 changed) in 4.165s

post-build step Upload to niks3: ok
time=2026-07-07T10:13:40.470Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-07-07T10:13:40.693Z level=INFO msg="Uploading 1 narinfos"
time=2026-07-07T10:13:40.944Z level=INFO msg="Upload complete. (539ms)"