this derivation will be built:
  /nix/store/4mspnsyjz5wzcsv6xjfy71bl12mkms9s-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/4mspnsyjz5wzcsv6xjfy71bl12mkms9s-bcachefs-module-7.0.0-31-generic.drv'...