these 2 derivations will be built:
  /nix/store/7xxn98c0rmddb5a5qrxnwgxrmg96906x-flake-inputs.drv
  /nix/store/mwb69drfbi5cz38cshhjfhn7761cbnkk-check-flake-inputs.drv
building '/nix/store/7xxn98c0rmddb5a5qrxnwgxrmg96906x-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/7xxn98c0rmddb5a5qrxnwgxrmg96906x-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 7xxn98c0rmddb5a5qrxnwgxrmg96906x-flake-inputs.drv
building '/nix/store/mwb69drfbi5cz38cshhjfhn7761cbnkk-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/mwb69drfbi5cz38cshhjfhn7761cbnkk-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building mwb69drfbi5cz38cshhjfhn7761cbnkk-check-flake-inputs.drv