these 2 derivations will be built:
  /nix/store/z0ax4j3gc9sdb1pfxqr0gjajxylr252k-flake-inputs.drv
  /nix/store/z25w8pjcd6h9pasvwfygn58mlndfjj01-check-flake-inputs.drv
could not copy /nix/store/wmsdfbcnrs14la2h93j0hamgplhfp3i2-flake-inputs: error: gRPC FetchNars failed: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5B2a01:4f9:3071:1fc8::1%5D:50051: handshaker shutdown
error: some outputs are unexpectedly invalid