One of my users unwittingly stumbled upon the most delightful 'env' bug. It
seems to be present in a couple of pretty recent distributions.
Try this:
#!/usr/bin/env
whatever
This results in an endless 'execve' recursion (if that's the
‘shuf -r -n 0 file’ would mistakenly read from standard input.
Problem reported by my student Jingnong Qu while reimplementing a
shuf subset in Python as an exercise in UCLA Computer Science 35L:
https://web.cs.ucla.edu/classes/fall19/cs35L/assign/assign3.html
* NEWS: Mention the fix. Also,
