{"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-php-kernel","policy_hash":"0c8b43a7b1813309a051cfd9f3823e8a7de4e46d2655fad8e63fa70a2a3eb62d","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-php-kernel","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":"f7780d92dcd6f2de2f0aff33c89a9b794cf6a2edb51698c5cfa86a1f138c4886","analysis_projection_hash":"8b33a5fb14946cad59607f223a3cbe958cf9af252bd9ae91ca634b05fa0748a5","origins":[{"type":"policy_local","path":"/analysis/sources/entries/input"}]},{"identity":{"type":"local","policy_id":"dataflowbench.taint.core-php-kernel","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":"ea1ac1830d5bdcf2bcdfaefdf5c4357a6aeb6e9ee65dc175f08aff1babb931c9","analysis_projection_hash":"78d18b1abd85019d3beb87d8a6f1203b466c8c2fe2d005a0eef40b5bd9b71d16","origins":[{"type":"policy_local","path":"/analysis/sinks/entries/sink"}]}],"match_directory_manifests":[],"endpoint_set_dependencies":[],"precedence_manifest":{"edges":[]},"name":"DataFlowBench PHP propagation kernel","message":{"type":"static","text":"Controlled input reaches the benchmark sink"},"severity":{"type":"fixed","level":"warning"},"description":null,"help_uri":null,"tags":[]}],"runs":[{"policy_id":"dataflowbench.taint.core-php-kernel","policy_hash":"0c8b43a7b1813309a051cfd9f3823e8a7de4e46d2655fad8e63fa70a2a3eb62d","analysis_type":"taint","completion":{"type":"inconclusive","reasons":["partial_discovery"],"scope":{"type":"files","files":["recursive_callback_transform_positive.php"],"truncated":false}},"findings":[{"id":"a324c3a39546f283ba0b113e347dcd64f30cb7de0722609ec54dbd450ed2b30e","identity_stability":"strong","policy_id":"dataflowbench.taint.core-php-kernel","policy_hash":"0c8b43a7b1813309a051cfd9f3823e8a7de4e46d2655fad8e63fa70a2a3eb62d","analysis_type":"taint","severity":"warning","message":"Controlled input reaches the benchmark sink","classification":{"type":"unclassified"},"certainty":{"type":"possible","reasons":[{"type":"analyzer_ambiguity","code":"taint-unproven-path"}]},"completeness":{"type":"partial","reasons":["proof_partial"]},"primary":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"related":[{"relationship":"source","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"evidence_refs":[]}],"related_truncated":false,"omitted_related_locations_lower_bound":0,"evidence":{"type":"taint","evidence":{"analysis_finding_id":"bifrost:e4589ee6d273125ff3bdd17675d847c86698efcbaf3e9ec81ce1f316d5559163","anchor":{"type":"strong","sink_identity":{"namespace":"php","path":"recursive_callback_transform_positive.php","derivation":"canonical_ast_identity","semantic_key":"[[\"file\",\"recursive_callback_transform_positive.php\"],[\"function\",\"run\"],[\"program_point\",null]]"},"sink_site_ordinal":0,"source_endpoint_analysis_projection_hash":"8b33a5fb14946cad59607f223a3cbe958cf9af252bd9ae91ca634b05fa0748a5","sink_endpoint_analysis_projection_hash":"78d18b1abd85019d3beb87d8a6f1203b466c8c2fe2d005a0eef40b5bd9b71d16","source_scenario_set_hash":"88e1dd24b45490f8fe7a090bce6c1388b56b96588c2c1c8e63e65cdb2539365b"},"sink":"bifrost:99575c1602d7d2ef2d5496e0525b7aab65ede59a8f937647e6dc9d90e6ce7c0c","source_endpoint":{"type":"local","policy_id":"dataflowbench.taint.core-php-kernel","entry_id":"input"},"sink_endpoint":{"type":"local","policy_id":"dataflowbench.taint.core-php-kernel","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-php-kernel","entry_id":"input"},"source_label":"attacker-controlled","source_threat_model":null,"source_evidence":null,"primary":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"scenario_id":"bifrost:06b2258bb290672db0268c28d18838445e6927d08ad909d82b6705d0f103ad6e:source-event:0","evidence_refs":["bifrost:7e402b510e7492e5ba6939e0fc66b03c2248ff7076f1966fddce4ed766cd8d58"],"certainty":{"type":"possible","reasons":[{"type":"analyzer_ambiguity","code":"taint-uncertain-origin-path"}]}}],"origins_truncated":false,"source_scenarios":["bifrost:06b2258bb290672db0268c28d18838445e6927d08ad909d82b6705d0f103ad6e:source-event:0"],"source_scenarios_truncated":false,"omitted_source_scenarios_lower_bound":0,"source_scenario_set_hash":"88e1dd24b45490f8fe7a090bce6c1388b56b96588c2c1c8e63e65cdb2539365b","witness_refs":["bifrost:13364c7f432c5fd20663ee6ec2e66cfbeb46c7483b4a1732220ffbd754036b12","bifrost:528324c20138286fc80166c5b9dad06438983c13c26384389e500019782e3627","bifrost:e2d118bb5c63b1cbde2bca50470aba2f57398158f785508d2fdfd530a37e25ad"],"witness_refs_truncated":false,"projection_facts_hash":"1e2623c66ac2c42c775d3b649d70224010a2d8e7a817376fb0bcd938d98eebb2"}},"evidence_refs_truncated":false,"omitted_evidence_refs_lower_bound":0,"cvss":null,"organizational_risk":null,"proof":{"state":"unproven","reasons":[{"type":"dataflow_witness"}],"evidence_refs":[]},"witnesses":[{"id":"bifrost:13364c7f432c5fd20663ee6ec2e66cfbeb46c7483b4a1732220ffbd754036b12","steps":[{"kind":"source","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":796,"end":844},"region":{"start_line":24,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":842},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":45}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":810},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":13}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":815},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":18}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":826},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":29}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":248,"end":455},"region":{"start_line":9,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":254,"end":352},"region":{"start_line":10,"start_column":5,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":264},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":15}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":269,"end":270},"region":{"start_line":10,"start_column":20,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":272,"end":352},"region":{"start_line":10,"start_column":23,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":289,"end":295},"region":{"start_line":11,"start_column":16,"end_line":11,"end_column":22}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"return","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint summary boundary","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":7276},{"id":"bifrost:528324c20138286fc80166c5b9dad06438983c13c26384389e500019782e3627","steps":[{"kind":"source","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":796,"end":844},"region":{"start_line":24,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":842},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":45}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":810},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":13}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":815},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":18}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":826},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":29}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":248,"end":455},"region":{"start_line":9,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":254,"end":352},"region":{"start_line":10,"start_column":5,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":264},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":15}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":269,"end":270},"region":{"start_line":10,"start_column":20,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":272,"end":352},"region":{"start_line":10,"start_column":23,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":289,"end":295},"region":{"start_line":11,"start_column":16,"end_line":11,"end_column":22}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"return","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint summary boundary","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":7276},{"id":"bifrost:e2d118bb5c63b1cbde2bca50470aba2f57398158f785508d2fdfd530a37e25ad","steps":[{"kind":"source","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint source","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":775,"end":844},"region":{"start_line":23,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":796,"end":844},"region":{"start_line":24,"start_column":1,"end_line":26,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":842},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":45}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":810},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":13}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":815},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":18}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":826},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":29}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":830,"end":831},"region":{"start_line":25,"start_column":33,"end_line":25,"end_column":34}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":833,"end":839},"region":{"start_line":25,"start_column":36,"end_line":25,"end_column":42}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":248,"end":455},"region":{"start_line":9,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":254,"end":352},"region":{"start_line":10,"start_column":5,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":264},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":15}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":269,"end":270},"region":{"start_line":10,"start_column":20,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":258,"end":270},"region":{"start_line":10,"start_column":9,"end_line":10,"end_column":21}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":272,"end":352},"region":{"start_line":10,"start_column":23,"end_line":12,"end_column":6}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":289,"end":295},"region":{"start_line":11,"start_column":16,"end_line":11,"end_column":22}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":282,"end":296},"region":{"start_line":11,"start_column":9,"end_line":11,"end_column":23}},"label":"taint propagation","evidence_refs":[]},{"kind":"return","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint summary boundary","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"taint propagation","evidence_refs":[]},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"taint propagation","evidence_refs":[]}],"truncated":false,"omitted_steps_lower_bound":0,"retained_bytes":7276}],"witnesses_truncated":false,"omitted_witnesses_lower_bound":0,"display_path":{"schema_version":1,"representative_witness_id":"bifrost:13364c7f432c5fd20663ee6ec2e66cfbeb46c7483b4a1732220ffbd754036b12","witness_ids":["bifrost:13364c7f432c5fd20663ee6ec2e66cfbeb46c7483b4a1732220ffbd754036b12","bifrost:528324c20138286fc80166c5b9dad06438983c13c26384389e500019782e3627","bifrost:e2d118bb5c63b1cbde2bca50470aba2f57398158f785508d2fdfd530a37e25ad"],"steps":[{"kind":"source","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":816,"end":828},"region":{"start_line":25,"start_column":19,"end_line":25,"end_column":31}},"label":"dfb_source()"},{"kind":"call","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"walk(dfb_source(), 3, 'step')"},{"kind":"propagation","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":289,"end":295},"region":{"start_line":11,"start_column":16,"end_line":11,"end_column":22}},"label":"$value"},{"kind":"return","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":189,"end":455},"region":{"start_line":8,"start_column":1,"end_line":14,"end_column":2}},"label":"function walk(int $value, int $depth, callable $step): int { if ($depth === 0) { return $value; // DFB-WITNESS: recursive-callback-transform-base } return $s..."},{"kind":"return","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"label":"return from walk(dfb_source(), 3, 'step')"},{"kind":"sink","location":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":802,"end":841},"region":{"start_line":25,"start_column":5,"end_line":25,"end_column":44}},"label":"dfb_sink(walk(dfb_source(), 3, 'step'))"}],"canonical_incomplete":true,"omitted_meaningful_steps":0,"alternatives_truncated":false,"omitted_alternative_paths_lower_bound":0,"omitted_witnesses_lower_bound":0},"suppression":null,"scope":null}],"diagnostics":[{"code":{"type":"evaluation_failure"},"severity":"warning","impact":"run_incomplete","family":"taint discovery is incomplete: call resolution is unknown","message":"taint discovery is incomplete: call resolution for recursive_callback_transform_positive.php:recursive_callback_transform_positive.php.run is unknown; this exact call has neither a completely resolved executable target nor an applicable complete external model; call `walk` at recursive_callback_transform_positive.php bytes 811..840 has snapshot input status unknown; the resolver edge is complete; resolver boundary status: dispatch_status=complete candidate_coverage=Exhaustive uncovered_boundary=false truncated=false arms=[] entered_targets=[DeclarationLocator([DeclarationSegment { kind: File, name: Some(\"recursive_callback_transform_positive.php\"), anchor: SourceAnchor { span: SourceSpan { start: SourcePosition { byte_offset: 0, line: 0, byte_column: 0 }, end: SourcePosition { byte_offset: 845, line: 26, byte_column: 0 } }, occurrence: 0 }, sibling_ordinal: 0 }, DeclarationSegment { kind: Function, name: Some(\"walk\"), anchor: SourceAnchor { span: SourceSpan { start: SourcePosition { byte_offset: 189, line: 7, byte_column: 0 }, end: SourcePosition { byte_offset: 455, line: 13, byte_column: 1 } }, occurrence: 0 }, sibling_ordinal: 0 }])] binding_coverage=Some([Answered { status: Unknown }]); call semantic gap: unknown: call target requires whole-program dispatch refinement","family_count":1,"primary":{"path":"recursive_callback_transform_positive.php","byte_span":{"start":811,"end":840},"region":{"start_line":25,"start_column":14,"end_line":25,"end_column":43}},"related":[]}],"diagnostics_truncated":false,"obligations":[],"obligations_truncated":false,"omitted_obligations_lower_bound":0,"work":{"scanned_files":2,"scanned_source_bytes":1690,"fact_nodes":186,"pipeline_rows":2,"examined_references":0,"retained_findings":1,"omitted_findings_lower_bound":0,"retained_report_bytes":34999,"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":105},{"name":"taint.attribution_run_exhaustions","unit":"count","value":0},{"name":"taint.attribution_steps","unit":"count","value":102},{"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":32},{"name":"taint.semantic_cumulative_call_sites","unit":"rows","value":19},{"name":"taint.semantic_cumulative_captures","unit":"rows","value":0},{"name":"taint.semantic_cumulative_control_edges","unit":"rows","value":91},{"name":"taint.semantic_cumulative_events","unit":"rows","value":231},{"name":"taint.semantic_cumulative_evidence","unit":"rows","value":184},{"name":"taint.semantic_cumulative_gaps","unit":"rows","value":109},{"name":"taint.semantic_cumulative_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_cumulative_nested_entries","unit":"rows","value":1042},{"name":"taint.semantic_cumulative_owned_text_bytes","unit":"bytes","value":14136},{"name":"taint.semantic_cumulative_procedures","unit":"rows","value":14},{"name":"taint.semantic_cumulative_program_points","unit":"rows","value":285},{"name":"taint.semantic_cumulative_source_bytes","unit":"bytes","value":3380},{"name":"taint.semantic_cumulative_source_mappings","unit":"rows","value":132},{"name":"taint.semantic_cumulative_values","unit":"rows","value":166},{"name":"taint.semantic_handle_identity_reuses","unit":"count","value":0},{"name":"taint.semantic_materialized_files","unit":"count","value":3},{"name":"taint.semantic_peak_retained_bytes","unit":"bytes","value":14053},{"name":"taint.semantic_peak_row_dimension","unit":"rows","value":954},{"name":"taint.semantic_peak_traversal_steps","unit":"count","value":21},{"name":"taint.semantic_program_points","unit":"rows","value":285},{"name":"taint.semantic_resident_peak_allocations","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_blocks","unit":"rows","value":32},{"name":"taint.semantic_resident_peak_call_sites","unit":"rows","value":5},{"name":"taint.semantic_resident_peak_captures","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_control_edges","unit":"rows","value":91},{"name":"taint.semantic_resident_peak_events","unit":"rows","value":77},{"name":"taint.semantic_resident_peak_evidence","unit":"rows","value":132},{"name":"taint.semantic_resident_peak_gaps","unit":"rows","value":23},{"name":"taint.semantic_resident_peak_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_resident_peak_nested_entries","unit":"rows","value":826},{"name":"taint.semantic_resident_peak_owned_text_bytes","unit":"bytes","value":14053},{"name":"taint.semantic_resident_peak_procedures","unit":"rows","value":5},{"name":"taint.semantic_resident_peak_program_points","unit":"rows","value":95},{"name":"taint.semantic_resident_peak_retained_bytes","unit":"bytes","value":14053},{"name":"taint.semantic_resident_peak_source_bytes","unit":"bytes","value":845},{"name":"taint.semantic_resident_peak_source_mappings","unit":"rows","value":132},{"name":"taint.semantic_resident_peak_values","unit":"rows","value":51},{"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":8},{"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":84},{"name":"taint.semantic_root_work_peak_evidence","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_gaps","unit":"rows","value":45},{"name":"taint.semantic_root_work_peak_memory_locations","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_nested_entries","unit":"rows","value":128},{"name":"taint.semantic_root_work_peak_owned_text_bytes","unit":"bytes","value":0},{"name":"taint.semantic_root_work_peak_procedures","unit":"rows","value":2},{"name":"taint.semantic_root_work_peak_program_points","unit":"rows","value":106},{"name":"taint.semantic_root_work_peak_source_bytes","unit":"bytes","value":845},{"name":"taint.semantic_root_work_peak_source_mappings","unit":"rows","value":0},{"name":"taint.semantic_root_work_peak_values","unit":"rows","value":41},{"name":"taint.semantic_snapshot_materializations","unit":"count","value":5},{"name":"taint.semantic_source_bytes","unit":"bytes","value":1690},{"name":"taint.semantic_traversal_steps","unit":"count","value":33},{"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:php"}}}],"suppressions":[],"scope":[],"packs":{"document_path":".bifrost/packs.json","dependency_mode":"default","ecosystems":["composer"],"complete":true,"decisions":[{"pack":"bifrost.php-builtin","status":"rejected","reason":"php: the workspace declares no PHP version in .php-version or composer.json"}],"decisions_truncated":false},"diagnostics":[],"diagnostics_truncated":false,"omitted_diagnostics_lower_bound":0,"worst_omitted_diagnostic_severity":null}