these 2 derivations will be built:
  /nix/store/q5bq7lbfb3jbbmh6cx7069znvbgs628n-flake-inputs.drv
  /nix/store/a5b7szsbdhni8cql6mk6bf27hai2ydlw-check-flake-inputs.drv
building '/nix/store/q5bq7lbfb3jbbmh6cx7069znvbgs628n-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/q5bq7lbfb3jbbmh6cx7069znvbgs628n-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building q5bq7lbfb3jbbmh6cx7069znvbgs628n-flake-inputs.drv
building '/nix/store/a5b7szsbdhni8cql6mk6bf27hai2ydlw-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/a5b7szsbdhni8cql6mk6bf27hai2ydlw-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building a5b7szsbdhni8cql6mk6bf27hai2ydlw-check-flake-inputs.drv