this derivation will be built:
  /nix/store/qfqsgk41z19hbxikyh5vww2gc8q9ys45-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/qfqsgk41z19hbxikyh5vww2gc8q9ys45-bcachefs-module-7.0.0-31-generic.drv'...