this derivation will be built:
  /nix/store/mzqm57lf9dq42g03f8hwr7pyqxcaqify-interpolate-conformance.drv
cannot build on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key': error: gRPC StoreInfo on 'farm.numtide.com:50051' failed: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: Failed to connect to remote host: connect() timed out
       hint: the server may have rejected the client certificate (untrusted CA or revoked).