this derivation will be built:
  /nix/store/31ch3dnw5kxsxwxspfk75lprly29v3yv-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/31ch3dnw5kxsxwxspfk75lprly29v3yv-bcachefs-module-7.0.0-34-generic.drv'...