two writes (should fail)
Left openFile005.out1: openFile: resource busy (file is locked)
write and an append (should fail)
Left openFile005.out1: openFile: resource busy (file is locked)
read/write and a write (should fail)
Left openFile005.out1: openFile: resource busy (file is locked)
read and a read/write (should fail)
Left openFile005.out1: openFile: resource busy (file is locked)
write and a read (should fail)
Left openFile005.out1: openFile: resource busy (file is locked)
two writes, different files (silly, but should succeed)
two reads, should succeed
