these 2 derivations will be built:
  /nix/store/8w89fk5gbnafkch9f6q0gy8qq1js7nj0-flake-inputs.drv
  /nix/store/qghnbh3d90ha5kpni4c95li90h2d0y00-check-flake-inputs.drv
building '/nix/store/8w89fk5gbnafkch9f6q0gy8qq1js7nj0-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/8w89fk5gbnafkch9f6q0gy8qq1js7nj0-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building 8w89fk5gbnafkch9f6q0gy8qq1js7nj0-flake-inputs.drv
building '/nix/store/qghnbh3d90ha5kpni4c95li90h2d0y00-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/qghnbh3d90ha5kpni4c95li90h2d0y00-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building qghnbh3d90ha5kpni4c95li90h2d0y00-check-flake-inputs.drv