Fix diagnostics matcher for kotlin-old bot

Change-Id: I0c194ee6c8f9e7218cb2f0b89c51f87e319617ca
diff --git a/src/test/java/com/android/tools/r8/kotlin/ProcessKotlinReflectionLibTest.java b/src/test/java/com/android/tools/r8/kotlin/ProcessKotlinReflectionLibTest.java
index 93646a1..ae82b2b 100644
--- a/src/test/java/com/android/tools/r8/kotlin/ProcessKotlinReflectionLibTest.java
+++ b/src/test/java/com/android/tools/r8/kotlin/ProcessKotlinReflectionLibTest.java
@@ -60,12 +60,15 @@
         .allowUnusedDontWarnKotlinReflectJvmInternal(kotlinc.isNot(KOTLINC_1_3_72))
         .allowUnusedDontWarnJavaLangClassValue(
             kotlinc.getCompilerVersion().isGreaterThan(KOTLINC_1_7_0))
-        .allowUnusedProguardConfigurationRules()
+        .allowUnusedProguardConfigurationRules(
+            kotlinc.getCompilerVersion().isGreaterThan(KOTLINC_1_3_72))
         .apply(testBuilderConsumer)
         .compile()
         .apply(compileResultBuilder)
         .apply(assertUnusedKeepRuleForKotlinMetadata(kotlinc.isNot(KOTLINC_1_3_72)))
-        .apply(KotlinMetadataTestBase::verifyExpectedWarningsFromKotlinReflectAndStdLib);
+        .applyIf(
+            kotlinc.getCompilerVersion().isGreaterThan(KOTLINC_1_3_72),
+            KotlinMetadataTestBase::verifyExpectedWarningsFromKotlinReflectAndStdLib);
   }
 
   @Test