this derivation will be built:
  /nix/store/irprlpkmklys8cy5knlmf1zymp89fiqn-treefmt-check.drv
could not copy /nix/store/i9z0ndh1ycz8q1a6vh8malqs1a4f7kyh-treefmt-check: 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