this derivation will be built:
  /nix/store/7f67m40j5n1rwh9kx0hv7ji7bwihmhdi-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/7f67m40j5n1rwh9kx0hv7ji7bwihmhdi-bcachefs-module-7.0.0-39-generic.drv'...