these 2 derivations will be built:
  /nix/store/yyw3vlmv20k66v9s30sp01nxsjmd1yz6-flake-inputs.drv
  /nix/store/h6pwzir1m0hg6lkg3f72cv36c10aqrk8-check-flake-inputs.drv
building '/nix/store/yyw3vlmv20k66v9s30sp01nxsjmd1yz6-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/yyw3vlmv20k66v9s30sp01nxsjmd1yz6-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building yyw3vlmv20k66v9s30sp01nxsjmd1yz6-flake-inputs.drv
building '/nix/store/h6pwzir1m0hg6lkg3f72cv36c10aqrk8-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/h6pwzir1m0hg6lkg3f72cv36c10aqrk8-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building h6pwzir1m0hg6lkg3f72cv36c10aqrk8-check-flake-inputs.drv