type compatibility constrain: unchecked conversion: return type is inference variable case

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/constraints/TypeCompatibilityUncheckedConversionReturnConstraints.java

@@ -0,0 +1,10 @@
+public class Sample {
+  interface G<A> {}
+  interface G1 extends G {}
+
+  <B> B bar(B b) {return null;}
+
+  void f(G1 g1) {
+    G<String> l11 = bar(g1);
+  }
+}