{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://vow-lang.dev/schemas/build-result.schema.json",
  "title": "BuildResult",
  "description": "JSON output from `vow build` on stdout",
  "type": "object",
  "required": ["status", "executable", "diagnostics", "counterexamples"],
  "properties": {
    "status": {
      "type": "string",
      "enum": ["Verified", "Unverified", "Skipped", "CompileFailed", "VerifyFailed"],
      "description": "Build outcome. `Skipped` means ESBMC was invoked but at least one vowed function could not be modelled; the build fails closed with exit 1 (distinct from `Unverified`, which means ESBMC was not invoked, e.g. `--no-verify`/`--dump-ir`, exit 0)."
    },
    "executable": {
      "type": ["string", "null"],
      "description": "Path to compiled binary, or null on failure or when source has no main function (library module)"
    },
    "diagnostics": {
      "type": "array",
      "items": { "$ref": "diagnostic.schema.json" },
      "description": "Compiler diagnostics (parse errors, type errors, vow violations)"
    },
    "message": {
      "type": "string",
      "description": "Error detail (present only when status is CompileFailed)"
    },
    "function": {
      "type": "string",
      "description": "Function name (present only when status is VerifyFailed)"
    },
    "counterexample": {
      "type": "string",
      "description": "Legacy counterexample description (present only when status is VerifyFailed)"
    },
    "counterexamples": {
      "type": "array",
      "items": { "$ref": "counterexample.schema.json" },
      "description": "Structured counterexamples from ESBMC verification"
    },
    "verify_status": {
      "type": "string",
      "enum": ["timeout", "unknown", "error", "tool_not_found", "panicked"],
      "description": "Verification sub-status (present only when the verification backend did not produce a proof or counterexample; \"panicked\" signals the verifier worker thread crashed and the build fails closed)"
    },
    "verify_message": {
      "type": "string",
      "description": "Verification backend error detail (present only when verify_status is set)"
    }
  },
  "allOf": [
    {
      "if": { "properties": { "status": { "const": "CompileFailed" } } },
      "then": { "required": ["message"] }
    },
    {
      "if": { "properties": { "status": { "const": "VerifyFailed" } } },
      "then": { "required": ["function", "counterexample"] }
    }
  ],
  "additionalProperties": false
}