these 2 derivations will be built:
  /nix/store/iw5lqwjpmxbbhryy224xq5vdljpwrycf-flake-inputs.drv
  /nix/store/vakkamii5jp164bf2xn8xkyhwbblzdhx-check-flake-inputs.drv
building '/nix/store/iw5lqwjpmxbbhryy224xq5vdljpwrycf-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/iw5lqwjpmxbbhryy224xq5vdljpwrycf-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building iw5lqwjpmxbbhryy224xq5vdljpwrycf-flake-inputs.drv
building '/nix/store/vakkamii5jp164bf2xn8xkyhwbblzdhx-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/vakkamii5jp164bf2xn8xkyhwbblzdhx-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building vakkamii5jp164bf2xn8xkyhwbblzdhx-check-flake-inputs.drv