these 2 derivations will be built:
  /nix/store/pih34c0fcfknx6nvg0jc6w0a9q7rrhn5-flake-inputs.drv
  /nix/store/vv2f34zzf2ry3avx44anbqrncrcjmya5-check-flake-inputs.drv
building '/nix/store/pih34c0fcfknx6nvg0jc6w0a9q7rrhn5-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/pih34c0fcfknx6nvg0jc6w0a9q7rrhn5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building pih34c0fcfknx6nvg0jc6w0a9q7rrhn5-flake-inputs.drv
building '/nix/store/vv2f34zzf2ry3avx44anbqrncrcjmya5-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/vv2f34zzf2ry3avx44anbqrncrcjmya5-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building vv2f34zzf2ry3avx44anbqrncrcjmya5-check-flake-inputs.drv