fix(sqlite): preserve completed member facts on acquisition failure

src/sqlite/SqliteDatabaseFailures.ts

@@ -10,6 +10,7 @@ import {
 } from "../domain/analysisErrorProjection.js";
 import {
   AnalysisError,
+  primaryAnalysisError,
   type AnalysisCapturedOutput,
   type AnalysisErrorOptions,
 } from "../domain/analysisErrorBase.js";
@@ -34,6 +35,7 @@ import {
   MAX_SQLITE_WORKER_TIMEOUT_MS,
 } from "../domain/sqlite/sqliteDatabase.js";
 import { SQLITE_DATABASE_LIMITS } from "./SqliteDatabaseLimits.js";
+import { SqliteSnapshotAcquisitionFailure } from "./SqliteDatabaseSnapshot.js";
 
 /** Preserve diagnostics independently of worker exit and private-root cleanup. */
 export const capturedSqliteOutput = (
@@ -91,6 +93,26 @@ export const sqliteDatabaseFailure = (
   workerTimeoutMs = DEFAULT_SQLITE_WORKER_TIMEOUT_MS,
 ): AnalysisError => {
   const operation = "inspect_sqlite_database";
+  if (cause instanceof SqliteSnapshotAcquisitionFailure) {
+    const failure = sqliteDatabaseFailure(
+      cause.operationCause,
+      path,
+      phase,
+      signal,
+      workerTimeoutMs,
+    );
+    const diagnostics = {
+      snapshot_acquisition: {
+        consistency: "unverified",
+        members: cause.completedMembers.map((member) => ({ ...member })),
+      },
+    };
+    failure.retainDiagnostics(diagnostics);
+    // Keep the facts on the semantic error after its cleanup envelope resolves.
+    const primary = primaryAnalysisError(failure);
+    if (primary !== failure) primary.retainDiagnostics(diagnostics);
+    return failure;
+  }
   if (cause instanceof AnalysisError) return cause;
   if (cause instanceof ArtifactReaderFailure) {
     if (cause.cleanup !== undefined) {