this derivation will be built:
  /nix/store/l45d27h2081jnrlx5mqfh4xckxp5xdg7-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/l45d27h2081jnrlx5mqfh4xckxp5xdg7-bcachefs-module-7.0.0-27-generic.drv'...