these 2 derivations will be built:
  /nix/store/q4v2pg2qkxgz56cq62n1w2yx4c4c8icq-flake-inputs.drv
  /nix/store/fcxmns3gk8cqyg05pshfpbxj77rv8j4i-check-flake-inputs.drv
building '/nix/store/q4v2pg2qkxgz56cq62n1w2yx4c4c8icq-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/q4v2pg2qkxgz56cq62n1w2yx4c4c8icq-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building q4v2pg2qkxgz56cq62n1w2yx4c4c8icq-flake-inputs.drv
building '/nix/store/fcxmns3gk8cqyg05pshfpbxj77rv8j4i-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/fcxmns3gk8cqyg05pshfpbxj77rv8j4i-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building fcxmns3gk8cqyg05pshfpbxj77rv8j4i-check-flake-inputs.drv