these 2 derivations will be built:
  /nix/store/dwq3a1v69ra8g15pnwikij5771hf82h8-flake-inputs.drv
  /nix/store/hrjs15737r0pqcn656g3h96d0l3wi63y-check-flake-inputs.drv
building '/nix/store/dwq3a1v69ra8g15pnwikij5771hf82h8-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/dwq3a1v69ra8g15pnwikij5771hf82h8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building dwq3a1v69ra8g15pnwikij5771hf82h8-flake-inputs.drv
building '/nix/store/hrjs15737r0pqcn656g3h96d0l3wi63y-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/hrjs15737r0pqcn656g3h96d0l3wi63y-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building hrjs15737r0pqcn656g3h96d0l3wi63y-check-flake-inputs.drv