these 2 derivations will be built:
  /nix/store/4rk2a1mb0vh6a8gamj76zf923h6d004p-flake-inputs.drv
  /nix/store/np4z9vs7mn3n8qhc5lk7g96fn2541awy-check-flake-inputs.drv
building '/nix/store/4rk2a1mb0vh6a8gamj76zf923h6d004p-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/4rk2a1mb0vh6a8gamj76zf923h6d004p-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 4rk2a1mb0vh6a8gamj76zf923h6d004p-flake-inputs.drv
building '/nix/store/np4z9vs7mn3n8qhc5lk7g96fn2541awy-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/np4z9vs7mn3n8qhc5lk7g96fn2541awy-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building np4z9vs7mn3n8qhc5lk7g96fn2541awy-check-flake-inputs.drv