this derivation will be built:
  /nix/store/8jb8qa9mw8yfidc3apmj3wmhj9sw64z1-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8jb8qa9mw8yfidc3apmj3wmhj9sw64z1-bcachefs-module-7.0.0-39-generic.drv'...