these 2 derivations will be built:
  /nix/store/y51jih1mg2vm9idffg0rr0ai4mk00m58-flake-inputs.drv
  /nix/store/6dsxk0qpj07gn16sfpal0xi3fx5iydkk-check-flake-inputs.drv
building '/nix/store/y51jih1mg2vm9idffg0rr0ai4mk00m58-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/y51jih1mg2vm9idffg0rr0ai4mk00m58-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building y51jih1mg2vm9idffg0rr0ai4mk00m58-flake-inputs.drv
building '/nix/store/6dsxk0qpj07gn16sfpal0xi3fx5iydkk-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/6dsxk0qpj07gn16sfpal0xi3fx5iydkk-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 6dsxk0qpj07gn16sfpal0xi3fx5iydkk-check-flake-inputs.drv