Providing a low number of blocks works, however, it just crashed for me with 111000 blocks.

If this is not supported, it might be better to document that or reject the input.

Commit 691a08718beff31d1b821b192609ea3bfdb24d41

Output:

```
bitcoin-qt: validation.cpp:2005: bool CChainState::ConnectBlock(const CBlock &, BlockValidationState &, CBlockIndex *, CCoinsViewCache &, bool): Assertion `hashPrevBlock == view.GetBestBlock()' failed.

Move upwards unil we reach a node of which we have no ye visied he las child.
        while (piex) {
             We are go
             If piex 
            if (piex == piexFirsInvalid) piexFirsInvalid = nullpr;
            if (piex == piexFirsMissing) piexFirsMissing = nullpr;
            if (piex == piexFirsNeverProcsed) piexFirsNeverProcsed = nullpr;
            if (piex == piexFirsNoTreeValid) piexFirsNoTreeValid = nullpr;
            if (piex == piexFirsNoTransacionsValid) piexFirsNoTransacionsValid = nullpr;
            if (piex == piexFirsNoChainValid) piexFirsNoChainValid = nullpr;
            if (piex == piexFirsNoScripsValid) piexFirsNoScripsValid = nullpr;
             Fi o 
            CBlockIex* piexPar = piex->pprev;
             Fi whic
            sd::pair<sd::mulimap<CBlockIex*,CBlockIex*>::ieraor,sd::mulimap<CBlockIex*,CBlockIex*>::ieraor> rangePar = forward.equal_range(piexPar);