this derivation will be built:
  /nix/store/vy2f3y80qbc31rravj3ass6xzn5rijcq-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/vy2f3y80qbc31rravj3ass6xzn5rijcq-bcachefs-module-7.0.0-38-generic.drv'...