end up in the knacker's yard

To be in or enter a state of ruin or failure due to having become useless or obsolete. Refers to a slaughterhouse for old or injured horses. Once a booming industry before the age of the Internet, home video rental has largely ended up in the knacker's yard these days. This used to be a flourishing town, but it ended up in the knacker's yard after the hurricane. It's hard to believe that my first smartphone, once so revolutionary, ended up in the knacker's yard long ago.