this derivation will be built:
  /nix/store/r5d453ap0nk361dlsa4m6z3sgs70q259-treefmt-check.drv
building '/nix/store/r5d453ap0nk361dlsa4m6z3sgs70q259-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 22.573s

post-build step Upload to niks3: ok
time=2026-08-15T04:18:15.425Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T04:18:15.710Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T04:18:16.043Z level=INFO msg="Upload complete. (678ms)"