CRASH.TXT says:

HTTrack 3.49.2 closed at 'unknown', line 0
Reason: Top-level exception caught

Stack trace:
unknown [WinHTTrack]
unknown [WinHTTrack]
UnhandledExceptionFilter [KERNELBASE]
memset [ntdll]
_C_specific_handler [ntdll]
_chkstk [ntdll]
RtlWalkFrameChain [ntdll]