QA output created by 054

creating too large image (1 EB)
qemu-img: TEST_DIR/t.IMGFMT: The image size is too large for file format 'IMGFMT' (try using a larger cluster size)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1152921504606846976

creating too large image (1 EB) using qcow2.py
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=4294967296
qemu-img: Could not open 'TEST_DIR/t.qcow2': Image is too big
*** done
