this derivation will be built:
  /nix/store/7g9z3lfwbfzrz9719q9f57jnzc84jgn3-bcachefs-module-7.0.0-29-generic-64k.drv
building '/nix/store/7g9z3lfwbfzrz9719q9f57jnzc84jgn3-bcachefs-module-7.0.0-29-generic-64k.drv'...