this derivation will be built:
  /nix/store/czyqpwzx1996y1xgns9fq07p8s0i8sbn-iets-ast-grep.drv
building '/nix/store/czyqpwzx1996y1xgns9fq07p8s0i8sbn-iets-ast-grep.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/czyqpwzx1996y1xgns9fq07p8s0i8sbn-iets-ast-grep.drv' on farm.numtide.com:50051
iets-ast-grep> elastic-arm-bdb1245a: building czyqpwzx1996y1xgns9fq07p8s0i8sbn-iets-ast-grep.drv