these 2 derivations will be built:
  /nix/store/13p3nqnfybw2b84s7kdrslicbp6ii639-flake-inputs.drv
  /nix/store/kvp3prbbqj8pw63rgw09r61g36nw2r87-check-flake-inputs.drv
building '/nix/store/13p3nqnfybw2b84s7kdrslicbp6ii639-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/13p3nqnfybw2b84s7kdrslicbp6ii639-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 13p3nqnfybw2b84s7kdrslicbp6ii639-flake-inputs.drv
building '/nix/store/kvp3prbbqj8pw63rgw09r61g36nw2r87-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/kvp3prbbqj8pw63rgw09r61g36nw2r87-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building kvp3prbbqj8pw63rgw09r61g36nw2r87-check-flake-inputs.drv