Generate concrete counterexamples when formal verification, assertions, or specifications fail. Use this skill when debugging failed proofs, understanding why verification fails, creating minimal reproducing examples, analyzing assertion violations, investigating invariant breaks, or diagnosing specification mismatches. Produces concrete input values, execution traces, and state information that demonstrate the failure.
$npx -y skills add arabelatso/skills-4-se --skill counterexample-generatorInstalls into the current project.
Run `npx skills use "https://github.com/arabelatso/skills-4-se" --skill "arabelatso/skills-4-se/counterexample-generator"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/arabelatso/skills-4-se" that are relevant to the current task. Run `npx skills add "https://github.com/arabelatso/skills-4-se"` and select the relevant skills, then follow their instructions.