diagnose - Systematic software debugging and bug investigation workflow
Investigates software bugs by establishing a red-capable reproduction command before testing ranked falsifiable hypotheses.
Tags
Updated: 2026-09-17Capabilities
Typical Inputs
What this skill does
- Build red-capable reproduction commands
- Minimize reproduction inputs and fixtures
- Formulate ranked falsifiable hypotheses
- Verify hypotheses with single-variable testing
- Write regression tests at proper seams
Inputs
- Bug reports and symptom descriptions
- Execution logs and error output
- Project codebase and environment
Outputs
- Ranked hypothesis list
- Minimal reproduction fixtures
- Diagnostic findings report
- Regression tests and git commits
Requirements
- Code execution permissions
- Access to test or runtime environment
