console vim solution
From :help os_win32.txt.
Q. How do I get to see the output of ":make" while it's running?
A. Basically what you need is to put a tee program that will copy its
input (the output from make) to both stdout and to the errorfile.
You can find a copy of tee (and a number of other GNU tools) at
It turns out that the problem was with WSL after all. I followed this answer and pressed Ctrl+C this made the terminal responsive again allowing me to save my file. Also here to add, fullscreen On Off shortcut F11 will always fix crash.