these 3 derivations will be built:
  /nix/store/bd99892lw50m5wpscv90lbj9bzqvrds4-claude-code-2.1.307.drv
  /nix/store/f6wa1m5dfn77h8aypnnqkr7rljrfyyz9-claudebox.drv
  /nix/store/ycgxvn2xx64nk33spjnhywasc8df9w50-check-claudebox.drv
building '/nix/store/f6wa1m5dfn77h8aypnnqkr7rljrfyyz9-claudebox.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=22&system=aarch64-darwin'
building '/nix/store/f6wa1m5dfn77h8aypnnqkr7rljrfyyz9-claudebox.drv' on farm.numtide.com:50051
claudebox> mac02: building f6wa1m5dfn77h8aypnnqkr7rljrfyyz9-claudebox.drv
building '/nix/store/ycgxvn2xx64nk33spjnhywasc8df9w50-check-claudebox.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=22&system=aarch64-darwin'
building '/nix/store/ycgxvn2xx64nk33spjnhywasc8df9w50-check-claudebox.drv' on farm.numtide.com:50051
check-claudebox> mac02: building ycgxvn2xx64nk33spjnhywasc8df9w50-check-claudebox.drv