DefaultDependencyConstraint dependencyConstraint = instantiator.newInstance(DefaultDependencyConstraint.class, notation.getModule(), notation.getVersionConstraint());
            if (notation instanceof DependencyVariant) {
                dependencyConstraint.setAttributesFactory(attributesFactory);

            ModuleVersionSelector failureSelector = failure.getSelector();
            ModuleComponentSelector failureComponentSelector = DefaultModuleComponentSelector.newSelector(failureSelector.getModule(), failureSelector.getVersion());
            root.addDependency(dependencyResultFactory.createUnresolvedDependency(failureComponentSelector, root, true,
                ComponentSelectionReasons.of(DEPENDENCY_LOCKING),

            if (unmatchedVersions.isEmpty() && rejectedVersions.isEmpty()) {
                builder.node(String.format("Could not find any matches for %s as no versions of %s:%s are available.", selector, selector.getGroup(), selector.getModule()));
            } else {
                builder.node(String.format("Could not find any version that matches %s.", selector));
                if (!unmatchedVersions.isEmpty()) {

        return moduleVersionId.getVersion();
    }

    @Override
    public String getConfiguration() {
        return variantName;
    }

    @Override
    public ResolvedModuleVersion getModule() {
        return new DefaultResolvedModuleVersion(moduleVersionId);
    }

    @Override
    public Set<ResolvedDependency> getChildren() {
        return ImmutableSet.copyOf(children);
    }