qemu/tests/qemu-iotests/069.out
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   1QA output created by 069
   2
   3=== Creating an image with a backing file and deleting that file ===
   4
   5Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=131072
   6Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT
   7qemu-io: can't open device TEST_DIR/t.IMGFMT: Could not open backing file: Could not open 'TEST_DIR/t.IMGFMT.base': No such file or directory
   8*** done
   9