as proposed by you, file criminal complaint in the crime against women cell. if they will not find him, then you ask them register FIR against them. Once FIR is registered, the magistrate will issue non-bailable arrest warrants. Even then, if they will not appear, they will be declared as proclaimed offenders and their properties will be attached. every one knows, that accused will not wait at their door steps waiting for the police to take them in custody. This case may go on, do not bother about yourself. nonexecution of non-bailable arrest warrants will create a lot of disturbance in their minds, either one day or other they will surrender themselves in the court and get bail.
Now, divorce case, once you give all their available addresses, the court will issue notices. If they do not appear, at your request, the court will allow you to publish newspaper notice. even then, if they do not appear, the court will proceed exparte and grant divorce to you. After getting divorce also, the complaint described in para above will survive and you will be entitled to recover your stri-dhan in that complaint case.