these 2 derivations will be built:
  /nix/store/c4g2c4w12vh4wc9gii8imlyf3gk4pq8v-flake-inputs.drv
  /nix/store/rgm92gx8wdj9xdy1yqg5z6d22r1gjhfy-check-flake-inputs.drv
building '/nix/store/c4g2c4w12vh4wc9gii8imlyf3gk4pq8v-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/c4g2c4w12vh4wc9gii8imlyf3gk4pq8v-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building c4g2c4w12vh4wc9gii8imlyf3gk4pq8v-flake-inputs.drv
building '/nix/store/rgm92gx8wdj9xdy1yqg5z6d22r1gjhfy-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/rgm92gx8wdj9xdy1yqg5z6d22r1gjhfy-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building rgm92gx8wdj9xdy1yqg5z6d22r1gjhfy-check-flake-inputs.drv