use-of-uninitialized-value in FixLogical

use-of-uninitialized-value in FixLogical: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). MemorySanitizer: use-of-uninitialized-value in function FixLogical in file graphicsmagick/coders/mat.c