// restricted set of 'cacheable' test flags, defined as -benchtime, -cpu,
// -list, -parallel, -run, -short, -timeout, -failfast, -fullpath and -v.
// If a run of go test has any test or non-test flags outside this set,
// the result is not cached. To disable test caching, use any test flag
// or argument other than the cacheable flags. The idiomatic way to disable