(Sorry for incorrect thread title, forgot to edit after further testing)
If you die at any point after riding a Demolisher (whether you're still on it or have hopped off), the game throws this error:
The mod Worm Rider (0.9.4) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event worm-rider::on_nth_tick(100)
__worm-rider__/control.lua:126: attempt to index field 'character' (a nil value)
stack traceback:
__worm-rider__/control.lua:126: in function 'slow_tick'
__worm-rider__/control.lua:137: in function <__worm-rider__/control.lua:135>