this derivation will be built:
  /nix/store/mk25jlkl0apkb7g0k6bwr39z2mlcd1y8-nix-shell.drv
building '/nix/store/mk25jlkl0apkb7g0k6bwr39z2mlcd1y8-nix-shell.drv'
nix-shell> Running phase: buildPhase

post-build step Upload to niks3: ok
time=2026-09-04T03:49:18.887Z level=INFO msg="Uploading 1 paths to niks3.scientistexperience.net (979 already cached)"
time=2026-09-04T03:49:18.888Z level=INFO msg="Uploading xh0g8g5ha8zyl3fxa42ajzb16y53q250-nix-shell (35.3KB)"
time=2026-09-04T03:49:20.242Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-04T03:49:20.757Z level=INFO msg="Upload complete. (2.336s)"