scopeForPath(path).addReference(reference);
        }

        private ScopeIndex scopeForPath(ModelPath path) {
            ScopeIndex scope = scopes.get(path);
            if (scope == null) {
                scope = new ScopeIndex();
                scopes.put(path, scope);
            }
            return scope;
        }
    }

Class <org.gradle.model.internal.registry.RuleBindings$Reference> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (RuleBindings.java:0)
Class <org.gradle.model.internal.registry.RuleBindings$ScopeIndex> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (RuleBindings.java:0)