these 2 derivations will be built:
  /nix/store/2ldlfpa9f4rfz2a24kp58kpyw1s6rs52-flake-inputs.drv
  /nix/store/mdnr8d7cig8almf4m47d9jip8b3kn9zk-check-flake-inputs.drv
building '/nix/store/2ldlfpa9f4rfz2a24kp58kpyw1s6rs52-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/2ldlfpa9f4rfz2a24kp58kpyw1s6rs52-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-a30baf54: building 2ldlfpa9f4rfz2a24kp58kpyw1s6rs52-flake-inputs.drv
building '/nix/store/mdnr8d7cig8almf4m47d9jip8b3kn9zk-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/mdnr8d7cig8almf4m47d9jip8b3kn9zk-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-a30baf54: building mdnr8d7cig8almf4m47d9jip8b3kn9zk-check-flake-inputs.drv