Bug fix: modify so test runs on files systems with low counter resolution (<1s)
Bug fix: modify so test runs on files systems with low counter resolution (<1s)

aeron15/ruffus,bunbun/ruffus,jigneshvasoya/ruffus,pombreda/ruffus,magosil86/ruffus,d4g33z/ruffus,pombreda/ruffus,kmonsoor/ruffus