these 2 derivations will be built:
  /nix/store/vf0028jw21rl45scl58mrni7p26i0qdn-flake-inputs.drv
  /nix/store/932x3x4fks4qay2jqkx1s55wl7lnvh63-check-flake-inputs.drv
building '/nix/store/vf0028jw21rl45scl58mrni7p26i0qdn-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/vf0028jw21rl45scl58mrni7p26i0qdn-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building vf0028jw21rl45scl58mrni7p26i0qdn-flake-inputs.drv
building '/nix/store/932x3x4fks4qay2jqkx1s55wl7lnvh63-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/932x3x4fks4qay2jqkx1s55wl7lnvh63-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 932x3x4fks4qay2jqkx1s55wl7lnvh63-check-flake-inputs.drv