these 2 derivations will be built:
  /nix/store/li2lcq32ah3xyrg82jam9mid5rv834w5-flake-inputs.drv
  /nix/store/mpvph9km7kpij943s2c1pmcnx9ni8as5-check-flake-inputs.drv
building '/nix/store/li2lcq32ah3xyrg82jam9mid5rv834w5-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/li2lcq32ah3xyrg82jam9mid5rv834w5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building li2lcq32ah3xyrg82jam9mid5rv834w5-flake-inputs.drv
building '/nix/store/mpvph9km7kpij943s2c1pmcnx9ni8as5-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/mpvph9km7kpij943s2c1pmcnx9ni8as5-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building mpvph9km7kpij943s2c1pmcnx9ni8as5-check-flake-inputs.drv