This is a reproduction of the variable number of examples being executed

Created by: pirj

The funniest part is that RSpec returns with exit code 0, while skipping examples:

Finished in 6.55 seconds (files took 1.32 seconds to load)
716 examples, 0 failures

Finished in 10.13 seconds (files took 1.13 seconds to load)
420 examples, 0 failures

Finished in 22.02 seconds (files took 1.14 seconds to load)
1977 examples, 0 failures

Finished in 9.51 seconds (files took 1.25 seconds to load)
1070 examples, 0 failures

While there are ~2000 examples

RuboCop does not report any error parsing Ruby files.