if (!collisions.isEmpty()) {
            throw new DuplicateProjectException(
                    "Two or more projects in the reactor"
                            + " have the same identifier, please make sure that <groupId>:<artifactId>:<version>"
                            + " is unique for each project: " + collisions,
                    collisions);
        }

        return index;
    }

                                    p.getLocation("version").getSource().getModelId()))
                    .distinct()
                    .map(Plugin::getArtifactId) // managed by us, groupId is always o.a.m.plugins
                    .toList();
            if (!unversionedPlugins.isEmpty()) {
                logger.warn("Version not locked for default bindings plugins " + unversionedPlugins

     *   have the same artifactId, effective failed module might be later in build reactor.
     * This means that developer will either have to type groupId or wait for build execution of all modules which
     *   were fine, but they are still before one which reported errors.
     * <p>Then the returned value is {@code groupId:artifactId} when there is a name clash and

plexus-utils Plexus Common Utilities 1.1 maven-surefire-plugin org/codehaus/plexus/util/FileBasedTestCase.java **/Test*.java META-INF/maven/org.codehaus.plexus/plexus-utils/pom.properties #Generated by Maven #Thu Jan 12 15:17:24 EST 2006 version=1.1 groupId=org.codehaus.plexus artifactId=plexus-utils...