these 2 derivations will be built:
  /nix/store/frpvc3h91fr76mw6c7a270nxwdkgp06a-flake-inputs.drv
  /nix/store/gkqm9wpr5aixbbww44r9yd7p31ag165d-check-flake-inputs.drv
building '/nix/store/frpvc3h91fr76mw6c7a270nxwdkgp06a-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/frpvc3h91fr76mw6c7a270nxwdkgp06a-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building frpvc3h91fr76mw6c7a270nxwdkgp06a-flake-inputs.drv
building '/nix/store/gkqm9wpr5aixbbww44r9yd7p31ag165d-check-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/gkqm9wpr5aixbbww44r9yd7p31ag165d-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building gkqm9wpr5aixbbww44r9yd7p31ag165d-check-flake-inputs.drv