these 2 derivations will be built:
  /nix/store/r6jgxgz6gcs4g3fwzh64n96yvk32v5jm-flake-inputs.drv
  /nix/store/ch9gzw1r93715arb2n4m8xd6b6m5xaay-check-flake-inputs.drv
building '/nix/store/r6jgxgz6gcs4g3fwzh64n96yvk32v5jm-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/r6jgxgz6gcs4g3fwzh64n96yvk32v5jm-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building r6jgxgz6gcs4g3fwzh64n96yvk32v5jm-flake-inputs.drv
building '/nix/store/ch9gzw1r93715arb2n4m8xd6b6m5xaay-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/ch9gzw1r93715arb2n4m8xd6b6m5xaay-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building ch9gzw1r93715arb2n4m8xd6b6m5xaay-check-flake-inputs.drv