{"schema_version":6,"evaluation":{"evaluation_date":"2026-08-11","suppression_sources":[{"path":".bifrost/suppressions.json","state":"not_found"},{"path":".bifrost/suppressions.private.json","state":"not_found"},{"path":".bifrost/suppressions.local.json","state":"not_found"}],"scope_path":".bifrost/policy-scope.json","scope_document_state":"not_found"},"execution":{"total_elapsed_ms":0,"stage_timings":[],"termination":null,"terminal_stage":null,"active_policy_id":null,"completed_policy_ids":[],"pending_policy_ids":[]},"rules":[{"policy_id":"dataflowbench.taint.core-direct","policy_hash":"919055b74efc001da6dc6e3d47beddde0a36719ee375693a32cc47f185eee109","analysis_type":"taint","policy_schema":{"version":1,"origin":"explicit"},"selector_schemas":[{"path":"/analysis/sinks/entries/sink/selector","resolution":{"version":1,"origin":"explicit"}},{"path":"/analysis/sources/entries/input/selector","resolution":{"version":1,"origin":"explicit"}}],"endpoint_dependencies":[{"identity":{"type":"local","policy_id":"dataflowbench.taint.core-direct","entry_id":"input"},"definition_schema":{"type":"policy_document","resolution":{"version":1,"origin":"explicit"}},"selector_path":"/analysis/sources/entries/input/selector","selector_schema":{"version":1,"origin":"explicit"},"model":{"role":"source","display_name":"benchmark input","categories":["input.user-controlled"],"binding":{"type":"return_value"},"taint":{"type":"source","labels":["attacker-controlled"],"threat_model":null,"evidence":null},"supersedes":[]},"semantic_hash":"326a91d4d2c58d6d72195311a5702537cac61000fed9f3158757f661a2b8e355","analysis_projection_hash":"c8f90d5c36c265365b2d0257a89379e3bc8b0881b6002a8e2cc56bacc7efb6c9","origins":[{"type":"policy_local","path":"/analysis/sources/entries/input"}]},{"identity":{"type":"local","policy_id":"dataflowbench.taint.core-direct","entry_id":"sink"},"definition_schema":{"type":"policy_document","resolution":{"version":1,"origin":"explicit"}},"selector_path":"/analysis/sinks/entries/sink/selector","selector_schema":{"version":1,"origin":"explicit"},"model":{"role":"sink","display_name":"benchmark sink","categories":["data.sensitive"],"binding":{"type":"argument_index","index":0},"taint":{"type":"sink","accepts":["attacker-controlled"],"tags":[],"impacts":[]},"supersedes":[]},"semantic_hash":"4fc08930c2c52087466f412f48fc77fbdc22943347412b1a49bfffca2cbe96a2","analysis_projection_hash":"65748ac1edc4d6e7efe6fc87bee0b870233766706f1a60f6b20f7246ba6dd9f0","origins":[{"type":"policy_local","path":"/analysis/sinks/entries/sink"}]}],"match_directory_manifests":[],"endpoint_set_dependencies":[],"precedence_manifest":{"edges":[]},"name":"DataFlowBench controlled direct taint","message":{"type":"static","text":"Controlled input reaches the direct benchmark sink"},"severity":{"type":"fixed","level":"warning"},"description":null,"help_uri":null,"tags":[]}],"runs":[{"policy_id":"dataflowbench.taint.core-direct","policy_hash":"919055b74efc001da6dc6e3d47beddde0a36719ee375693a32cc47f185eee109","analysis_type":"taint","completion":{"type":"complete"},"findings":[{"id":"1915d2c25fb63ad6adb03121fd39b37e7e21c927855ca8d5068cd80afc5011a2","identity_stability":"strong","policy_id":"dataflowbench.taint.core-direct","policy_hash":"919055b74efc001da6dc6e3d47beddde0a36719ee375693a32cc47f185eee109","analysis_type":"taint","severity":"warning","message":"Controlled input reaches the direct benchmark sink","classification":{"type":"unclassified"},"certainty":{"type":"definite"},"completeness":{"type":"complete"},"primary":{"path":"direct_flow.c","byte_span":{"start":167,"end":189},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":27}},"related":[{"relationship":"source","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"evidence_refs":[]}],"related_truncated":false,"omitted_related_locations_lower_bound":0,"evidence":{"type":"taint","evidence":{"analysis_finding_id":"bifrost:ed2202da5299efa2600c15e3414c92f72d5502267de134a0529e17837074e439","anchor":{"type":"strong","sink_identity":{"namespace":"cpp-c","path":"direct_flow.c","derivation":"canonical_ast_identity","semantic_key":"[[\"file\",\"direct_flow.c\"],[\"function\",\"run\"],[\"program_point\",null]]"},"sink_site_ordinal":0,"source_endpoint_analysis_projection_hash":"c8f90d5c36c265365b2d0257a89379e3bc8b0881b6002a8e2cc56bacc7efb6c9","sink_endpoint_analysis_projection_hash":"65748ac1edc4d6e7efe6fc87bee0b870233766706f1a60f6b20f7246ba6dd9f0","source_scenario_set_hash":"c0dd9b5db7b1318f7d37d912e0542c8448b16edaac71adf008ea31697c2c1051"},"sink":"bifrost:1880aff15e1774d92e5ccf1331357b57981784cdff71296ea3be2b013d537fc1","source_endpoint":{"type":"local","policy_id":"dataflowbench.taint.core-direct","entry_id":"input"},"sink_endpoint":{"type":"local","policy_id":"dataflowbench.taint.core-direct","entry_id":"sink"},"source_display_name":"benchmark input","source_threat_model":null,"sink_display_name":"benchmark sink","source_categories":["input.user-controlled"],"sink_categories":["data.sensitive"],"selected_combination":null,"sink_tags":[],"sink_impacts":[],"reached_source_labels":["attacker-controlled"],"origins":[{"source_endpoint":{"type":"local","policy_id":"dataflowbench.taint.core-direct","entry_id":"input"},"source_label":"attacker-controlled","source_threat_model":null,"source_evidence":null,"primary":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"scenario_id":"bifrost:20efa88774e886893c712999a397a53292f33f790c4a9be54a6470470ab4d00f:source-event:0","evidence_refs":["bifrost:902d5e655b6c5df9f055dfc0a3b8dc3f03a47be6e735aa94d64db0641db5c306"],"certainty":{"type":"definite"}}],"origins_truncated":false,"source_scenarios":["bifrost:20efa88774e886893c712999a397a53292f33f790c4a9be54a6470470ab4d00f:source-event:0"],"source_scenarios_truncated":false,"omitted_source_scenarios_lower_bound":0,"source_scenario_set_hash":"c0dd9b5db7b1318f7d37d912e0542c8448b16edaac71adf008ea31697c2c1051","witness_refs":["bifrost:0610df8c985b47512c6b27a7d9b60981e1aef724beebe250eb68a8181fd850a3","bifrost:aab739f9c6d55e38e9da487e17310f9771ba751f4d296488c64aac9034f6eff3","bifrost:f0bde23c4aa313fc4c591dd1680273e6f3d60dc7c283d1ce3d81c1c9dd2ba84e"],"witness_refs_truncated":false,"projection_facts_hash":"4708bf50bf81f3244632fdd56061e53b51e83897f1b41e440378adcf2c66fc61"}},"evidence_refs_truncated":false,"omitted_evidence_refs_lower_bound":0,"cvss":null,"organizational_risk":null,"proof":{"state":"proven","reasons":[{"type":"dataflow_witness"}],"evidence_refs":[]},"witnesses":[{"id":"bifrost:0610df8c985b47512c6b27a7d9b60981e1aef724beebe250eb68a8181fd850a3","steps":[{"kind":"source","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":161,"end":192},"region":{"start_line":7,"start_column":16,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":190},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":28}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":189},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":27}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":1769},{"id":"bifrost:aab739f9c6d55e38e9da487e17310f9771ba751f4d296488c64aac9034f6eff3","steps":[{"kind":"source","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":161,"end":192},"region":{"start_line":7,"start_column":16,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":190},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":28}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":189},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":27}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":1769},{"id":"bifrost:f0bde23c4aa313fc4c591dd1680273e6f3d60dc7c283d1ce3d81c1c9dd2ba84e","steps":[{"kind":"source","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":146,"end":192},"region":{"start_line":7,"start_column":1,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":161,"end":192},"region":{"start_line":7,"start_column":16,"end_line":9,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":190},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":28}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":189},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":27}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":1769}],"witnesses_truncated":false,"omitted_witnesses_lower_bound":0,"display_path":{"schema_version":1,"representative_witness_id":"bifrost:0610df8c985b47512c6b27a7d9b60981e1aef724beebe250eb68a8181fd850a3","witness_ids":["bifrost:0610df8c985b47512c6b27a7d9b60981e1aef724beebe250eb68a8181fd850a3","bifrost:aab739f9c6d55e38e9da487e17310f9771ba751f4d296488c64aac9034f6eff3","bifrost:f0bde23c4aa313fc4c591dd1680273e6f3d60dc7c283d1ce3d81c1c9dd2ba84e"],"steps":[{"kind":"source","location":{"path":"direct_flow.c","byte_span":{"start":176,"end":188},"region":{"start_line":8,"start_column":14,"end_line":8,"end_column":26}},"label":"dfb_source()"},{"kind":"sink","location":{"path":"direct_flow.c","byte_span":{"start":167,"end":189},"region":{"start_line":8,"start_column":5,"end_line":8,"end_column":27}},"label":"dfb_sink(dfb_source())"}],"canonical_incomplete":false,"omitted_meaningful_steps":0,"alternatives_truncated":false,"omitted_alternative_paths_lower_bound":0,"omitted_witnesses_lower_bound":0},"suppression":null,"scope":null}],"diagnostics":[],"diagnostics_truncated":false,"obligations":[],"obligations_truncated":false,"omitted_obligations_lower_bound":0,"work":{"scanned_files":2,"scanned_source_bytes":388,"fact_nodes":54,"pipeline_rows":2,"examined_references":0,"retained_findings":1,"omitted_findings_lower_bound":0,"retained_report_bytes":16509,"metrics":[{"name":"taint.attribution_attempts","unit":"count","value":3},{"name":"taint.attribution_candidate_exhaustions","unit":"count","value":0},{"name":"taint.attribution_expansions","unit":"count","value":27},{"name":"taint.attribution_run_exhaustions","unit":"count","value":0},{"name":"taint.attribution_steps","unit":"count","value":27},{"name":"taint.compiled_sink_endpoints","unit":"count","value":1},{"name":"taint.compiled_source_endpoints","unit":"count","value":1},{"name":"taint.propagation_shared_memberships","unit":"count","value":0},{"name":"taint.propagation_solves","unit":"count","value":1},{"name":"taint.selector_scans","unit":"count","value":2},{"name":"taint.semantic_cumulative_allocations","unit":"rows","value":0},{"name":"taint.semantic_cumulative_blocks","unit":"rows","value":13},{"name":"taint.semantic_cumulative_call_sites","unit":"rows","value":8},{"name":"taint.semantic_cumulative_captures","unit":"rows","value":0},{"name":"taint.semantic_cumulative_control_edges","unit":"rows","value":21},{"name":"taint.semantic_cumulative_events","unit":"rows","value":69},{"name":"taint.semantic_cumulative_evidence","unit":"rows","value":39},{"name":"taint.semantic_cumulative_gaps","unit":"rows","value":20},{"name":"taint.semantic_cumulative_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_cumulative_nested_entries","unit":"rows","value":305},{"name":"taint.semantic_cumulative_owned_text_bytes","unit":"bytes","value":1680},{"name":"taint.semantic_cumulative_procedures","unit":"rows","value":8},{"name":"taint.semantic_cumulative_program_points","unit":"rows","value":75},{"name":"taint.semantic_cumulative_source_bytes","unit":"bytes","value":582},{"name":"taint.semantic_cumulative_source_mappings","unit":"rows","value":27},{"name":"taint.semantic_cumulative_values","unit":"rows","value":21},{"name":"taint.semantic_handle_identity_reuses","unit":"count","value":0},{"name":"taint.semantic_materialized_files","unit":"count","value":2},{"name":"taint.semantic_peak_retained_bytes","unit":"bytes","value":1680},{"name":"taint.semantic_peak_row_dimension","unit":"rows","value":283},{"name":"taint.semantic_peak_traversal_steps","unit":"count","value":11},{"name":"taint.semantic_program_points","unit":"rows","value":75},{"name":"taint.semantic_resident_peak_allocations","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_blocks","unit":"rows","value":13},{"name":"taint.semantic_resident_peak_call_sites","unit":"rows","value":2},{"name":"taint.semantic_resident_peak_captures","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_control_edges","unit":"rows","value":21},{"name":"taint.semantic_resident_peak_events","unit":"rows","value":23},{"name":"taint.semantic_resident_peak_evidence","unit":"rows","value":27},{"name":"taint.semantic_resident_peak_gaps","unit":"rows","value":4},{"name":"taint.semantic_resident_peak_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_nested_entries","unit":"rows","value":204},{"name":"taint.semantic_resident_peak_owned_text_bytes","unit":"bytes","value":1680},{"name":"taint.semantic_resident_peak_procedures","unit":"rows","value":3},{"name":"taint.semantic_resident_peak_program_points","unit":"rows","value":25},{"name":"taint.semantic_resident_peak_retained_bytes","unit":"bytes","value":1680},{"name":"taint.semantic_resident_peak_source_bytes","unit":"bytes","value":194},{"name":"taint.semantic_resident_peak_source_mappings","unit":"rows","value":27},{"name":"taint.semantic_resident_peak_values","unit":"rows","value":9},{"name":"taint.semantic_result_contract_artifact_leases","unit":"count","value":0},{"name":"taint.semantic_root_work_peak_allocations","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_blocks","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_call_sites","unit":"rows","value":4},{"name":"taint.semantic_root_work_peak_captures","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_control_edges","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_events","unit":"rows","value":30},{"name":"taint.semantic_root_work_peak_evidence","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_gaps","unit":"rows","value":16},{"name":"taint.semantic_root_work_peak_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_nested_entries","unit":"rows","value":79},{"name":"taint.semantic_root_work_peak_owned_text_bytes","unit":"bytes","value":0},{"name":"taint.semantic_root_work_peak_procedures","unit":"rows","value":1},{"name":"taint.semantic_root_work_peak_program_points","unit":"rows","value":26},{"name":"taint.semantic_root_work_peak_source_bytes","unit":"bytes","value":194},{"name":"taint.semantic_root_work_peak_source_mappings","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_values","unit":"rows","value":5},{"name":"taint.semantic_snapshot_materializations","unit":"count","value":3},{"name":"taint.semantic_source_bytes","unit":"bytes","value":388},{"name":"taint.semantic_traversal_steps","unit":"count","value":17},{"name":"taint.store_key_budget_hits","unit":"count","value":0},{"name":"taint.store_key_direct_literals","unit":"count","value":0},{"name":"taint.store_key_operands","unit":"count","value":0},{"name":"taint.store_key_recovered","unit":"count","value":0},{"name":"taint.store_key_unproven","unit":"count","value":0},{"name":"taint.store_key_work","unit":"count","value":0}]},"engine":{"icfg":{"reason":"language:cpp-c"}}}],"suppressions":[],"scope":[],"packs":{"document_path":".bifrost/packs.json","dependency_mode":"default","ecosystems":["cpp"],"complete":true,"decisions":[],"decisions_truncated":false},"diagnostics":[],"diagnostics_truncated":false,"omitted_diagnostics_lower_bound":0,"worst_omitted_diagnostic_severity":null}