this derivation will be built:
  /nix/store/94jixgpcz3hmncf0is2ss2p0nispmpyx-treefmt-check.drv
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5B2a01:4f9:3071:1fc8::1%5D:50051: connection attempt timed out before receiving SETTINGS frame, retrying