this derivation will be built:
  /nix/store/8p3vhj7mfl5wi19cbnzl75qidc0qhg5i-treefmt-check.drv
building '/nix/store/8p3vhj7mfl5wi19cbnzl75qidc0qhg5i-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 18.872s

post-build step Upload to niks3: ok
time=2026-08-14T18:56:10.848Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T18:56:11.199Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T18:56:11.541Z level=INFO msg="Upload complete. (773ms)"