this derivation will be built:
  /nix/store/49rhpps2ygax4qmjc3wx0yavlas3p1h6-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/49rhpps2ygax4qmjc3wx0yavlas3p1h6-bcachefs-module-7.0.0-27-generic.drv'...