this derivation will be built:
  /nix/store/mkfirfmigbcw7a1fc1wl63y5npfk7q31-flake-inputs.drv
building '/nix/store/mkfirfmigbcw7a1fc1wl63y5npfk7q31-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-24T18:32:35.295Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-24T18:32:35.807Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T18:32:36.199Z level=INFO msg="Upload complete. (1.007s)"