this derivation will be built:
  /nix/store/54sf2r53lh18np11qfzyj8l4gzk7679v-flake-inputs.drv
building '/nix/store/54sf2r53lh18np11qfzyj8l4gzk7679v-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-31T19:29:56.081Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-31T19:29:56.615Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T19:29:57.086Z level=INFO msg="Upload complete. (1.442s)"