use SnMalloc instead of system allocator

Created by  F4vn88NFAvVtzpwPrgSH3jMFVqWUBvcAHVrXejHnZrwE  on May 7, 2022
4C3IFOSDSS56OU4CBKS43WA3VEIUD5QNQRGG74P7O3PDUS33KDUQC
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