this derivation will be built:
  /nix/store/2fny4874ipm94w8d7s10vndbk0mingsf-treefmt-check.drv
building '/nix/store/2fny4874ipm94w8d7s10vndbk0mingsf-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 2.591s

post-build step Upload to niks3: ok
time=2026-09-01T09:26:43.355Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-01T09:26:43.750Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T09:26:44.097Z level=INFO msg="Upload complete. (839ms)"