lambda: do not skip generic method when non-generic method exist in the same class

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/highlighting/GenericNotGenericInterfaceMethod.java

@@ -14,3 +14,30 @@ class Test {
     C c = ()-> {};
   }
 }
+
+class Test1 {
+
+  interface F {
+    <X> void  m();
+  }
+
+  {
+    F f = this::g;
+  }
+
+  void g() {}
+}
+
+class Test2 {
+
+  interface F {
+    <X> void  m();
+    void a();
+  }
+
+  {
+    F f = <error descr="Multiple non-overriding abstract methods found">() -> g()</error>;
+  }
+
+  void g() {}
+}