this derivation will be built:
  /nix/store/i6clgbfwr53bwlj0df3zy4jcp0dql74f-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/i6clgbfwr53bwlj0df3zy4jcp0dql74f-bcachefs-module-7.0.0-30-generic.drv'...