Find what your code change could break elsewhere.
Checks what a code change could break elsewhere and tests the facts its safety depends on.
When to use it
Use when assessing a change's blast radius, asking what it could break, or reviewing a small diff you do not trust.
Give it a code change in a project; it returns a cited risk assessment with the central safety fact proven by execution or marked unproven.
What you provide
Uses why's second step to pull the PR and commits and applies its risk-reporting rules; whether it must be installed is unstated.
Routes big or wide changes through arena for multiple-model assessment; whether it must be installed is unstated.
Routes the final writeup through unslop; whether it must be installed is unstated.
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