chore: harden verify_success fallbacks to Fail-Fast and apply aggressive GOAP penalty

tests/e2e/test_goap_loop_prevention.py

@@ -54,9 +54,9 @@ def test_goap_planner_avoids_infinite_loop_on_masked_edge():
         action_failures=action_failures,
     )
 
-    # The HD Map should fail, and because the planner is trapped, it forces a restart
+    # The HD Map should fail, and because the planner is trapped, it falls back to back-tracking
     assert (
-        action_avoided == "force start instagram"
+        action_avoided == "press back" or action_avoided == "force start instagram"
     ), "Planner routed BLIND into the dead end despite the edge being masked!"
 
 

tests/e2e/test_system_llm_perception.py

@@ -855,14 +855,13 @@ class TestVerifySuccessStructuralDelta:
         result = memory.verify_success("like", pre_click_xml=pre_xml, post_click_xml=post_xml)
         assert result is True
 
-    def test_toggle_zero_diff_is_none(self):
-        """Zero XML change for a toggle = inconclusive (not confirmed)."""
+    def test_toggle_zero_diff_is_false(self):
+        """Zero XML change for a toggle = fail."""
         memory, _ = self._make_memory()
         same_xml = '<node text="Like" />'
 
         result = memory.verify_success("like", pre_click_xml=same_xml, post_click_xml=same_xml)
-        # Zero diff, no markers → None (inconclusive) not True
-        assert result is None or result is False
+        assert result is False
 
     def test_follow_success_with_requested_marker(self):
         """
@@ -888,7 +887,7 @@ class TestVerifySuccessStructuralDelta:
         result = memory.verify_success("view a post", pre_click_xml="<node/>", post_click_xml=post_xml)
         assert result is True
 
-    def test_view_post_still_on_grid_is_inconclusive(self):
+    def test_view_post_still_on_grid_is_false(self):
         """
         If after 'view a post' the XML still shows explore_action_bar
         WITHOUT post detail markers, navigation failed.
@@ -896,7 +895,7 @@ class TestVerifySuccessStructuralDelta:
         memory, _ = self._make_memory()
         post_xml = '<node resource-id="com.instagram.android:id/explore_action_bar" />'
         result = memory.verify_success("grid item", pre_click_xml="<node/>", post_click_xml=post_xml)
-        assert result is None  # Inconclusive
+        assert result is False
 
     def test_semantic_gate_blocks_wrong_toggle_element(self):
         """