these 2 derivations will be built:
  /nix/store/2kl1plmydp84pc0xq414n1d1256kgcda-claudebox.drv
  /nix/store/i1q7lhr3slijlghl0iymplbcsj51ys54-check-claudebox.drv
building '/nix/store/2kl1plmydp84pc0xq414n1d1256kgcda-claudebox.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/2kl1plmydp84pc0xq414n1d1256kgcda-claudebox.drv' on farm.numtide.com:50051
claudebox> mac02: building 2kl1plmydp84pc0xq414n1d1256kgcda-claudebox.drv
building '/nix/store/i1q7lhr3slijlghl0iymplbcsj51ys54-check-claudebox.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/i1q7lhr3slijlghl0iymplbcsj51ys54-check-claudebox.drv' on farm.numtide.com:50051
check-claudebox> mac02: building i1q7lhr3slijlghl0iymplbcsj51ys54-check-claudebox.drv