In such action all persons whose liens are filed as herein provided, other encumbrancers and any owners whose interest is sought to be affected shall be made parties and the issues shall be made and the trials shall be conducted as in other civil cases. Any lien claimant or encumbrancer made a party to such action shall not be required to file any counterclaim or crossclaim but shall set forth as part of such person's answer, within the limitation provided for in Section 12, sufficient facts to indicate that such person has complied with Section 10 in the case of a person claiming a lien, or to indicate the nature and extent of the encumbrance.
770 ILCS 70/13