this derivation will be built:
  /nix/store/8dak2ls27f5bbnjxa49f73c8iaj29n8z-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/8dak2ls27f5bbnjxa49f73c8iaj29n8z-bcachefs-module-7.0.0-29-generic.drv'...