this derivation will be built:
  /nix/store/1lmrb438qp5js6ygcc9baxfjwka6435x-iets-ast-grep.drv
building '/nix/store/1lmrb438qp5js6ygcc9baxfjwka6435x-iets-ast-grep.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/1lmrb438qp5js6ygcc9baxfjwka6435x-iets-ast-grep.drv' on farm.numtide.com:50051
iets-ast-grep> elastic-arm-2c1b7f04: building 1lmrb438qp5js6ygcc9baxfjwka6435x-iets-ast-grep.drv