Before 10 seconds:
Created FileLock obj for 'filelock.sem'.
Got shared lock on 'filelock.sem'.
  Doing flock
  Reset timeout
Got exclusive lock on 'filelock.sem'.
Unlocked 'filelock.sem'.

After ten seconds:
Created FileLock obj for 'filelock.sem'.
Got shared lock on 'filelock.sem'.
  Doing flock
Could not get exclusive lock within 10 seconds.