these 2 derivations will be built:
  /nix/store/yb8a8fi3ma44g94r09qpc41j8g9kzxv1-flake-inputs.drv
  /nix/store/ylxkja178sphc5y0xvqzgyi2yzpdnqp5-check-flake-inputs.drv
building '/nix/store/yb8a8fi3ma44g94r09qpc41j8g9kzxv1-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/yb8a8fi3ma44g94r09qpc41j8g9kzxv1-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-c5d90956: building yb8a8fi3ma44g94r09qpc41j8g9kzxv1-flake-inputs.drv
building '/nix/store/ylxkja178sphc5y0xvqzgyi2yzpdnqp5-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/ylxkja178sphc5y0xvqzgyi2yzpdnqp5-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-c5d90956: building ylxkja178sphc5y0xvqzgyi2yzpdnqp5-check-flake-inputs.drv