these 4 derivations will be built:
  /nix/store/n1spqvhf9nka3a3v51z5m0i8r0iwwmfa-claude.drv
  /nix/store/l1qd4k5lw5ri7y3f5qmqn2irnz24qymx-claude-code-2.1.310.drv
  /nix/store/rkrzwc9d4ym9mz2ny4naxcnj2yav84ia-claudebox.drv
  /nix/store/4rkkqc2q06kw7823506215c9kh7xh7qs-check-claudebox.drv
building '/nix/store/rkrzwc9d4ym9mz2ny4naxcnj2yav84ia-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-linux'
building '/nix/store/rkrzwc9d4ym9mz2ny4naxcnj2yav84ia-claudebox.drv' on farm.numtide.com:50051
claudebox> elastic-arm-04535f05: building rkrzwc9d4ym9mz2ny4naxcnj2yav84ia-claudebox.drv
building '/nix/store/4rkkqc2q06kw7823506215c9kh7xh7qs-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=21&system=aarch64-linux'
building '/nix/store/4rkkqc2q06kw7823506215c9kh7xh7qs-check-claudebox.drv' on farm.numtide.com:50051
check-claudebox> elastic-arm-04535f05: building 4rkkqc2q06kw7823506215c9kh7xh7qs-check-claudebox.drv