this derivation will be built:
  /nix/store/8x1zsx6v4wmh6fb78pn8zqsl92d3z2gx-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8x1zsx6v4wmh6fb78pn8zqsl92d3z2gx-bcachefs-module-7.0.0-39-generic.drv'...