diff --git a/App/lib/core/Phase1.vp b/App/lib/core/Phase1.vp
index 2f6957a..4f4adc9 100644
--- a/App/lib/core/Phase1.vp
+++ b/App/lib/core/Phase1.vp
@@ -588,12 +588,8 @@ def _TopoSortFiles(mb: memhub.MemBuddy | t.CPtr,
     file_count: int = 0
     # sha1→file_index 映射（简单线性查找，文件数不多）
     for i in range(result.Count):
-        # 文件级 mark：import 依赖收集完（deps 写盘 + PopulateIncludesDeps
-        # 内部 stdlib 深拷贝）后立即回收本文件 AST——98 includes 全量 parse
-        # 的 AST 若驻留到 mark1 → 1GB 主池耗尽 OOM 根因之一
-        scan_mark_a: t.CSizeT = mb.mark()
-        entry_addr_a: t.CUInt64T = t.CUInt64T(result.Entries) + i * entry_size
-        entry_a: IncludesScanner.FileEntry | t.CPtr = (IncludesScanner.FileEntry | t.CPtr)(t.CVoid(entry_addr_a, t.CPtr))
+        entry_addr: t.CUInt64T = t.CUInt64T(result.Entries) + i * entry_size
+        entry: IncludesScanner.FileEntry | t.CPtr = (IncludesScanner.FileEntry | t.CPtr)(t.CVoid(entry_addr, t.CPtr))
         if entry is None or entry.Sha1 is None:
             continue