Just a week after Motorola announced its Android 6.0 update plans, there were reports that the company could soon start a Marshmallow soak test for the Moto X Pure Edition (2015). While some users did receive the update, Motorola has now clarified that it's not a formal soak test. "Just want to make it clear that we have NOT started a formal soak test," said Motorola's David Schuster in a Google+ post. "We have started a small TestDrive for the Marshmallow upgrade on Moto X 2015 Pure Edition." He also revealed that the aforementioned TestDrive will continue for the next couple of weeks, and if the feedback is positive, they'll determine the timing of a full soak test. For those who aren't aware, the Moto X Pure Edition (2015) is basically the US version of the Moto X Style sold...
Source: http://www.gsmarena.com/motorola_begins_android_60_marshmallow_testdrive_for_moto_x_pure_edition_2015-news-14545.php