these 2 derivations will be built:
  /nix/store/nll2i5w8na6z92gvv3hx59lkfbyf7fhj-flake-inputs.drv
  /nix/store/zjr52k2ln28s3hb1dzzbxpllcn0r6vfd-check-flake-inputs.drv
building '/nix/store/nll2i5w8na6z92gvv3hx59lkfbyf7fhj-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/nll2i5w8na6z92gvv3hx59lkfbyf7fhj-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building nll2i5w8na6z92gvv3hx59lkfbyf7fhj-flake-inputs.drv
building '/nix/store/zjr52k2ln28s3hb1dzzbxpllcn0r6vfd-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/zjr52k2ln28s3hb1dzzbxpllcn0r6vfd-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building zjr52k2ln28s3hb1dzzbxpllcn0r6vfd-check-flake-inputs.drv