[lldb] Support error variations in TestProcessCrashInfo.py (#154202)

The error message emitted by libmalloc changed in macOS 26. Update the
test to support both.

lldb/test/API/functionalities/process_crash_info/TestProcessCrashInfo.py

@@ -22,6 +22,15 @@ class PlatformProcessCrashInfoTestCase(TestBase):
         self.runCmd("settings clear auto-confirm")
         TestBase.tearDown(self)
 
+    def containsLibmallocError(self, output):
+        for error in [
+            "pointer being freed was not allocated",
+            "not an allocated block",
+        ]:
+            if error in output:
+                return True
+        return False
+
     @skipIfAsan  # The test process intentionally double-frees.
     @skipUnlessDarwin
     def test_cli(self):
@@ -33,15 +42,15 @@ class PlatformProcessCrashInfoTestCase(TestBase):
 
         self.expect("process launch", patterns=["Process .* launched: .*a.out"])
 
-        self.expect(
-            "process status --verbose",
-            patterns=[
-                "Extended Crash Information",
-                "Crash-Info Annotations",
-                "pointer being freed was not allocated",
-            ],
+        result = lldb.SBCommandReturnObject()
+        self.dbg.GetCommandInterpreter().HandleCommand(
+            "process status --verbose", result
         )
 
+        self.assertIn("Extended Crash Information", result.GetOutput())
+        self.assertIn("Crash-Info Annotations", result.GetOutput())
+        self.assertTrue(self.containsLibmallocError(result.GetOutput()))
+
     @skipIfAsan  # The test process intentionally hits a memory bug.
     @skipUnlessDarwin
     def test_api(self):
@@ -67,7 +76,7 @@ class PlatformProcessCrashInfoTestCase(TestBase):
 
         self.assertTrue(crash_info.IsValid())
 
-        self.assertIn("pointer being freed was not allocated", stream.GetData())
+        self.assertTrue(self.containsLibmallocError(stream.GetData()))
 
     # dyld leaves permanent crash_info records when testing on device.
     @skipIfDarwinEmbedded