this derivation will be built:
  /nix/store/6kbbsf59jxavpvxgvb35zm5h8mb5kip2-check-claude-agent-acp.drv
building '/nix/store/6kbbsf59jxavpvxgvb35zm5h8mb5kip2-check-claude-agent-acp.drv'

upload niks3: ok