these 3 derivations will be built:
  /nix/store/0hvbfjh14pg2w2d7qca2q047mw0lm0zy-claude-code-2.1.309.drv
  /nix/store/23rja6iwghff5bdymyy8cap3ydqsdik0-claudebox.drv
  /nix/store/ml7lvx4zkwl5zplnh7y8ch42yjzp594f-check-claudebox.drv
this path will be fetched (0.0 KiB download, 279.7 MiB unpacked):
  /nix/store/lcfqpb4nkcjdjvyqs71vxb3gd368ylpa-claude
building '/nix/store/23rja6iwghff5bdymyy8cap3ydqsdik0-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=20&system=aarch64-linux'
building '/nix/store/23rja6iwghff5bdymyy8cap3ydqsdik0-claudebox.drv' on farm.numtide.com:50051
claudebox> elastic-arm-7f84a236: building 23rja6iwghff5bdymyy8cap3ydqsdik0-claudebox.drv
building '/nix/store/ml7lvx4zkwl5zplnh7y8ch42yjzp594f-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=20&system=aarch64-linux'
building '/nix/store/ml7lvx4zkwl5zplnh7y8ch42yjzp594f-check-claudebox.drv' on farm.numtide.com:50051
check-claudebox> elastic-arm-7f84a236: building ml7lvx4zkwl5zplnh7y8ch42yjzp594f-check-claudebox.drv