this derivation will be built:
  /nix/store/vl3rnw85qc332izfn8qvxwa3n14fziv7-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/vl3rnw85qc332izfn8qvxwa3n14fziv7-bcachefs-module-7.0.0-30-generic.drv'...