this derivation will be built:
  /nix/store/zxjm4hqh37riljpq405wqb2ggbvgzmp1-treefmt-check.drv
building '/nix/store/zxjm4hqh37riljpq405wqb2ggbvgzmp1-treefmt-check.drv'
treefmt-check> traversed 457 files
treefmt-check> emitted 319 files for processing
treefmt-check> formatted 319 files (0 changed) in 2.015s

post-build step Upload to niks3: ok
time=2026-08-29T12:10:53.246Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-29T12:10:53.676Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T12:10:54.100Z level=INFO msg="Upload complete. (917ms)"