Answers are grounded in this paper and cite their sources.
Most techniques to detect program errors, such as testing, code reviews, and static program analysis, do not fully verify all possible executions of a program. They leave executions unverified when they do not check certain properties, fail to verify properties, or check properties under certain unsound assumptions such as the absence of arithmetic overflow.
No takes yet. Share an insight, caveat, or question.
Christakis et al. (2016) studied this question.