these 2 derivations will be built:
  /nix/store/z6gv3ikc2q0941r40jap4lw8hvp6x786-flake-inputs.drv
  /nix/store/4n0v4iidgkjzx5knh2kh2dg7vm67hjl4-check-flake-inputs.drv
building '/nix/store/z6gv3ikc2q0941r40jap4lw8hvp6x786-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/z6gv3ikc2q0941r40jap4lw8hvp6x786-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building z6gv3ikc2q0941r40jap4lw8hvp6x786-flake-inputs.drv
building '/nix/store/4n0v4iidgkjzx5knh2kh2dg7vm67hjl4-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4n0v4iidgkjzx5knh2kh2dg7vm67hjl4-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 4n0v4iidgkjzx5knh2kh2dg7vm67hjl4-check-flake-inputs.drv