this derivation will be built:
  /nix/store/6kyxzv84y3p3zbrk9agf4p4llqm7aax7-updater-tests-check.drv
error: gRPC QueryValidPaths on 'farm.numtide.com:50051' failed: Cancelling all calls
       hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.
error: Cannot build '/nix/store/6kyxzv84y3p3zbrk9agf4p4llqm7aax7-updater-tests-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/99rsr1nw7lhp61hr26q2f7wv8s0msz0c-updater-tests-check