this derivation will be built:
  /nix/store/dw8992ngiayqkmkf6byrc78d394i7w17-iets-ast-grep.drv
building '/nix/store/dw8992ngiayqkmkf6byrc78d394i7w17-iets-ast-grep.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/dw8992ngiayqkmkf6byrc78d394i7w17-iets-ast-grep.drv' on farm.numtide.com:50051
iets-ast-grep> elastic-arm-9cd525a7: building dw8992ngiayqkmkf6byrc78d394i7w17-iets-ast-grep.drv