these 2 derivations will be built:
  /nix/store/gf980f1mj9vzj5wwkfzr1rd9jvhqpdg8-flake-inputs.drv
  /nix/store/d6gr641wl943p6q2j80vwlhhw0wiy15j-check-flake-inputs.drv
building '/nix/store/gf980f1mj9vzj5wwkfzr1rd9jvhqpdg8-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/gf980f1mj9vzj5wwkfzr1rd9jvhqpdg8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building gf980f1mj9vzj5wwkfzr1rd9jvhqpdg8-flake-inputs.drv
building '/nix/store/d6gr641wl943p6q2j80vwlhhw0wiy15j-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/d6gr641wl943p6q2j80vwlhhw0wiy15j-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building d6gr641wl943p6q2j80vwlhhw0wiy15j-check-flake-inputs.drv