# Pastebin hyOQrz3C
zyga@t470:~/go/src/github.com/snapcore/snapd$ cat tests/lib/prepare-restore.d/10-snap-confine-anomaly.sh 
#!/bin/sh

# Look for anomalous files in the system-wide apparmor profile directory. We
# have observed such files in some tests but were unsuccessful in tracing their
# source. They seem to be leftovers from atomic file write operations.

on_restore_project_each() {
	if ls /etc/apparmor.d/snap.core.*.usr.lib.snapd.snap-confine.*; then
		echo "snap-confine apparmor profile atomic-write anomaly detected"
		exit 1
	fi
}