this derivation will be built:
  /nix/store/pmzvp4rncw6f6pzrv6rsfz2zhda7fgnd-treefmt-check.drv
building '/nix/store/pmzvp4rncw6f6pzrv6rsfz2zhda7fgnd-treefmt-check.drv'
treefmt-check> traversed 449 files
treefmt-check> emitted 313 files for processing
treefmt-check> formatted 313 files (0 changed) in 3.246s

post-build step Upload to niks3: ok
time=2026-08-26T18:54:55.501Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-26T18:54:55.896Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T18:54:56.236Z level=INFO msg="Upload complete. (865ms)"