these 2 derivations will be built:
  /nix/store/az59rx159hanl2xfazml8gr4ir4jmsd8-flake-inputs.drv
  /nix/store/3j2zkan1cn9s68z8k7zkq5bdyzw0k4x7-check-flake-inputs.drv
building '/nix/store/az59rx159hanl2xfazml8gr4ir4jmsd8-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/az59rx159hanl2xfazml8gr4ir4jmsd8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building az59rx159hanl2xfazml8gr4ir4jmsd8-flake-inputs.drv
building '/nix/store/3j2zkan1cn9s68z8k7zkq5bdyzw0k4x7-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/3j2zkan1cn9s68z8k7zkq5bdyzw0k4x7-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 3j2zkan1cn9s68z8k7zkq5bdyzw0k4x7-check-flake-inputs.drv