these 4 derivations will be built:
  /nix/store/qna8gbfqgnj2pgx63valvw3i0yfcaghc-claude.drv
  /nix/store/7njgqxa9d2apm19z2hsp0yfmi4cwm8h0-claude-code-2.1.309.drv
  /nix/store/rgskw44bkhacgkla3lznfra3cmpaf53l-claudebox.drv
  /nix/store/9qpjw6qjqxlw08bxmrp9wdwnalghmwzf-check-claudebox.drv
building '/nix/store/rgskw44bkhacgkla3lznfra3cmpaf53l-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-darwin'
building '/nix/store/rgskw44bkhacgkla3lznfra3cmpaf53l-claudebox.drv' on farm.numtide.com:50051
claudebox> mac02: building rgskw44bkhacgkla3lznfra3cmpaf53l-claudebox.drv
building '/nix/store/9qpjw6qjqxlw08bxmrp9wdwnalghmwzf-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/9qpjw6qjqxlw08bxmrp9wdwnalghmwzf-check-claudebox.drv' on farm.numtide.com:50051
check-claudebox> mac02: building 9qpjw6qjqxlw08bxmrp9wdwnalghmwzf-check-claudebox.drv