these 2 derivations will be built:
  /nix/store/gplgw7b1iwanw6k0fvr6d7yhjyks5z3b-flake-inputs.drv
  /nix/store/kk1fz1xlr884dch9q2zr76hb4skg7asx-check-flake-inputs.drv
building '/nix/store/gplgw7b1iwanw6k0fvr6d7yhjyks5z3b-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/gplgw7b1iwanw6k0fvr6d7yhjyks5z3b-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building gplgw7b1iwanw6k0fvr6d7yhjyks5z3b-flake-inputs.drv
building '/nix/store/kk1fz1xlr884dch9q2zr76hb4skg7asx-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/kk1fz1xlr884dch9q2zr76hb4skg7asx-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building kk1fz1xlr884dch9q2zr76hb4skg7asx-check-flake-inputs.drv