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debugging

Systematically debug code issues using proven methodologies. Use when encountering errors, unexpected behavior, or performance problems. Handles error analysis, root cause identification, debugging strategies, and fix verification.

82

1.09x
Quality

79%

Does it follow best practices?

Impact

78%

1.09x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./.agent-skills/debugging/SKILL.md
SKILL.md
Quality
Evals
Security

Evaluation results

71%

-2%

Log Analysis Pipeline: Out-of-Memory Failure

Memory leak diagnosis and fix

Criteria
Without context
With context

Memory profiler use

0%

0%

Root cause identified

100%

100%

Generator-based fix

100%

100%

Fix targets root cause

100%

100%

Edge cases handled

100%

100%

Regression test naming

100%

100%

Regression test docstring

100%

100%

Parametrized edge case tests

13%

0%

Findings documented

83%

83%

90%

Concurrent Task Tracker: Intermittent Count Errors

Race condition identification and fix

Criteria
Without context
With context

Race condition identified

100%

100%

threading.Lock added

100%

100%

Lock used as context manager

100%

100%

Reproduction test present

100%

100%

Minimal test isolation

100%

100%

DEBUG logging added

0%

0%

Fix does not break existing behavior

100%

100%

Regression test docstring

100%

100%

Findings documented

100%

100%

73%

22%

Order Processing Pipeline: Incorrect Total Calculation

Systematic bug isolation with divide-and-conquer

Criteria
Without context
With context

DEBUG print tracing

0%

0%

Divide-and-conquer isolation

26%

86%

Correct step identified

100%

100%

Root cause described

100%

100%

Fix is correct

100%

100%

Regression test naming

70%

100%

Regression test docstring

100%

100%

Parametrized edge cases

0%

33%

One-change-at-a-time evidence

28%

100%

Repository
supercent-io/skills-template
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

Table of Contents

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