reference counted MemoryPlot
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…(which it is) without a double-free
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Currently we copy the
MemoryPlotobjects, containing a pointer to allocated memory, and then free that memory in the destructor, unconditionally. This leads to double frees.This is where we copy initialized
MemoryPlotobjects: https://github.com/Chia-Network/bladebit/blob/cuda-compression/src/tools/PlotValidator.cpp#L279