these 2 derivations will be built:
  /nix/store/9mrcw3vwj20p4bfzcxq71wikqiqbd8a4-flake-inputs.drv
  /nix/store/wc2r9zq70a6jvfwnrc49c41m90y30d1g-check-flake-inputs.drv
building '/nix/store/9mrcw3vwj20p4bfzcxq71wikqiqbd8a4-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/9mrcw3vwj20p4bfzcxq71wikqiqbd8a4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 9mrcw3vwj20p4bfzcxq71wikqiqbd8a4-flake-inputs.drv
building '/nix/store/wc2r9zq70a6jvfwnrc49c41m90y30d1g-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/wc2r9zq70a6jvfwnrc49c41m90y30d1g-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building wc2r9zq70a6jvfwnrc49c41m90y30d1g-check-flake-inputs.drv