these 2 derivations will be built:
  /nix/store/i3llz0hj179qg5q3marz8yp29wg8rpvm-flake-inputs.drv
  /nix/store/knrs9xbp49n189jv40rgc508hz0yw3q3-check-flake-inputs.drv
building '/nix/store/i3llz0hj179qg5q3marz8yp29wg8rpvm-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/i3llz0hj179qg5q3marz8yp29wg8rpvm-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building i3llz0hj179qg5q3marz8yp29wg8rpvm-flake-inputs.drv
building '/nix/store/knrs9xbp49n189jv40rgc508hz0yw3q3-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/knrs9xbp49n189jv40rgc508hz0yw3q3-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building knrs9xbp49n189jv40rgc508hz0yw3q3-check-flake-inputs.drv