this derivation will be built:
  /nix/store/phhj636ymxk4hfxaff4r2filizawly6l-flake-inputs.drv
building '/nix/store/phhj636ymxk4hfxaff4r2filizawly6l-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-27T21:49:52.278Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-27T21:49:52.673Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-27T21:49:52.963Z level=INFO msg="Upload complete. (1.452s)"