these 2 derivations will be built:
  /nix/store/5rxzhb062msb1v1xlr14hv1igpk34sp7-flake-inputs.drv
  /nix/store/0m3ibcnhadp3l0i62w6dqhgfps7zp9jy-check-flake-inputs.drv
building '/nix/store/5rxzhb062msb1v1xlr14hv1igpk34sp7-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/5rxzhb062msb1v1xlr14hv1igpk34sp7-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 5rxzhb062msb1v1xlr14hv1igpk34sp7-flake-inputs.drv
building '/nix/store/0m3ibcnhadp3l0i62w6dqhgfps7zp9jy-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/0m3ibcnhadp3l0i62w6dqhgfps7zp9jy-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 0m3ibcnhadp3l0i62w6dqhgfps7zp9jy-check-flake-inputs.drv