these 5 derivations will be built:
  /nix/store/aw5x0c6y6m3jcc4as68vqsv6iynbbh9g-claude.drv
  /nix/store/vkknls782gfk7hf6fdjrh71cyv7xp311-claude.drv
  /nix/store/nbc5k4bwi8wic6yswj98bcxrfm7q0qp1-claude-code-2.1.283.drv
  /nix/store/kz4jphxcqgljhmv7dbxikfj9paj2fhq9-claudebox.drv
  /nix/store/iq23kcqmyl8jswxaaa7lyhknc02q03g9-check-claudebox.drv
building '/nix/store/kz4jphxcqgljhmv7dbxikfj9paj2fhq9-claudebox.drv'
building '/nix/store/iq23kcqmyl8jswxaaa7lyhknc02q03g9-check-claudebox.drv'

upload niks3: ok