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MANGO reveals that automated oracle generation can match the diagnostic power of traditional methods, transforming how we test VLA-enabled robotic systems.
Static benchmarks underestimate VLA model failures, but a new adaptive testing approach reveals up to 29.7% more critical weaknesses.
Metamorphic Testing offers a surprisingly effective, oracle-free approach to uncovering failures in vision-language-action robots, even detecting subtle issues like uncompleted tasks.