this derivation will be built:
  /nix/store/li3a7dv5y7vg9i8bd7m33ya5x5v14ni4-treefmt-check.drv
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying