these 2 derivations will be built:
  /nix/store/y8yjzcbjrd29sc15l3lgdymy6cfq5aaa-flake-inputs.drv
  /nix/store/zi3qkjz1f837g0hlg6nz0h4idli6r0ys-check-flake-inputs.drv
building '/nix/store/y8yjzcbjrd29sc15l3lgdymy6cfq5aaa-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/y8yjzcbjrd29sc15l3lgdymy6cfq5aaa-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building y8yjzcbjrd29sc15l3lgdymy6cfq5aaa-flake-inputs.drv
building '/nix/store/zi3qkjz1f837g0hlg6nz0h4idli6r0ys-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/zi3qkjz1f837g0hlg6nz0h4idli6r0ys-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building zi3qkjz1f837g0hlg6nz0h4idli6r0ys-check-flake-inputs.drv