these 2 derivations will be built:
  /nix/store/b0xvq4kw5f007jc5dklzl2i52sz9qpyl-flake-inputs.drv
  /nix/store/964yr0mqh3mxfdkya8gy26q886wsjkrc-check-flake-inputs.drv
building '/nix/store/b0xvq4kw5f007jc5dklzl2i52sz9qpyl-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/b0xvq4kw5f007jc5dklzl2i52sz9qpyl-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building b0xvq4kw5f007jc5dklzl2i52sz9qpyl-flake-inputs.drv
building '/nix/store/964yr0mqh3mxfdkya8gy26q886wsjkrc-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/964yr0mqh3mxfdkya8gy26q886wsjkrc-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 964yr0mqh3mxfdkya8gy26q886wsjkrc-check-flake-inputs.drv