these 2 derivations will be built:
  /nix/store/qz5f7s2h4zacq5v0afg8b32xck6k37pf-flake-inputs.drv
  /nix/store/3vm44vmzbhaf1shqaqp9qb17dg09ljfi-check-flake-inputs.drv
building '/nix/store/qz5f7s2h4zacq5v0afg8b32xck6k37pf-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/qz5f7s2h4zacq5v0afg8b32xck6k37pf-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building qz5f7s2h4zacq5v0afg8b32xck6k37pf-flake-inputs.drv
building '/nix/store/3vm44vmzbhaf1shqaqp9qb17dg09ljfi-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/3vm44vmzbhaf1shqaqp9qb17dg09ljfi-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 3vm44vmzbhaf1shqaqp9qb17dg09ljfi-check-flake-inputs.drv