I love the Snow and Stanley songs (and as a boomer of course I know the Seger); looking forward to discovering the others.
Here's an even darker number from The Clinch Mountain Boys (from what I can tell, fiddler Curly Ray Cline is responsible for this version of the lyrics--he took a traditional African American song and made it even more despairing): https://youtu.be/lkh1ok_jswI
Here's an earlier version by Curly with the Lonesome Pine Fiddlers (if you don't know Curly Ray Cline, he's worth a deep dive): https://youtu.be/grYy_CW39GI
Here's my choice for my own graveside service, from Ray Wylie Hubbard: https://youtu.be/TJJmr8zyW-A
If you want to shock the folks at your ceremony, (especially the folks at the funeral home) here's a good candidate: https://youtu.be/m2tKB40Xy90
Keep on keepin' on, Ethan.