get-sequences: --show-progress seems a bit new

May fail on older servers. This is a pity that get-sequences fail because of
that.  We output a message so the user doesn't abort the script because s⋅he
doesn't see anything happening.
4 jobs for dev in 1 minute and 13 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test Tools
passed #87542
test_tools

00:00:02

 
  Test Quality
passed #87543
web
code_quality

00:00:11

 
  Test Unit
passed #87544
web
test_browser_unit

00:00:11

failed #87545
web
test_server_unit

00:00:47

 
Name Stage Failure
failed
test_server_unit Test Unit There is an unknown failure, please try again
Makefile:12: recipe for target 'unit' failed
make[1]: *** [unit] Error 1
make[1]: Leaving directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/server'
Makefile:40: recipe for target 'unit_server' failed
make: *** [unit_server] Error 2
make: Entering directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/server'
pkill -f fuse_server.py
make: Leaving directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/server'
ERROR: Job failed: exit status 1