bad code green: reject return type constraint if unchecked conversion was applied during applicability check and return type is type parameter

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/graphInference/PrimitiveTypeInReturnConstraintWithUncheckedConversion.java

@@ -0,0 +1,12 @@
+import java.util.List;
+
+class Test {
+  <T> T foo(List<T> l) {
+    return l.get(0);
+  }
+
+  void m(List l){
+    <error descr="Incompatible types. Found: 'java.lang.Object', required: 'boolean'">boolean foo = foo(l);</error>
+    <error descr="Incompatible types. Found: 'java.lang.Object', required: 'java.lang.String'">String s = foo(l);</error>
+  }
+}