public Map<String, MavenProject> getProjectReferences() {
        return projectReferences;
    }

    public boolean isExecutionRoot() {
        return executionRoot;
    }

    public void setExecutionRoot(boolean executionRoot) {
        this.executionRoot = executionRoot;
    }

    public String getDefaultGoal() {
        return getBuild() != null ? getBuild().getDefaultGoal() : null;
    }

                            -1,
                            iarte));
                }

                List<ProjectBuildingResult> results = build(projectIndex, interimResult.modules);

                project.setExecutionRoot(interimResult.root);
                project.setCollectedProjects(
                        results.stream().map(ProjectBuildingResult::getProject).collect(Collectors.toList()));