title: Write Mutation Json In The Open Mutation Testing Report Schema Format Schema Version 2 required status: active text_ref: readme:README.md#L70 tags:

• strict-modeling
• confidence:0.90
• confidence-band:high
• provenance:readme-readme-md-l70
• lane:strict
• fact:property_value

fact_kind: property_value subject_key: reporter.write_version_2 property_key: write_mutation_json_in_the_open_mutation_testing_report_schema_format_schema_version_2 canonical_key: knowledge-source-readme:reporter.write_version_2:write_mutation_json_in_the_open_mutation_testing_report_schema_format_schema_version_2:polarity:require operator: eq value_type: bool value_bool: true polarity: require claim_key: CLAIM-435F0DED4CBD57E9 claim_text: Reporter must write mutation.json in the open mutation-testing-report-schema format, schema version 2. origin: kind: agent recorded_at: '2026-10-29T16:05:38.219Z' id: FACT-PROP-3CF224C5CA2178F5 type: fact ---