these 2 derivations will be built:
  /nix/store/bfv8fxsy0k9ziv95g5wagp7v63ahyk7w-flake-inputs.drv
  /nix/store/xa9ipbq9aajcdr5by2dv476id1n4jy7x-check-flake-inputs.drv
building '/nix/store/bfv8fxsy0k9ziv95g5wagp7v63ahyk7w-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/bfv8fxsy0k9ziv95g5wagp7v63ahyk7w-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-23d67df9: building bfv8fxsy0k9ziv95g5wagp7v63ahyk7w-flake-inputs.drv
building '/nix/store/xa9ipbq9aajcdr5by2dv476id1n4jy7x-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/xa9ipbq9aajcdr5by2dv476id1n4jy7x-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-23d67df9: building xa9ipbq9aajcdr5by2dv476id1n4jy7x-check-flake-inputs.drv