| QA output created by 089 | 
 |  | 
 | === Testing nested image formats === | 
 |  | 
 | Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 | 
 | wrote 512/512 bytes at offset 0 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | wrote 512/512 bytes at offset 512 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | wrote 512/512 bytes at offset 1024 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 | 
 | read 512/512 bytes at offset 0 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | read 512/512 bytes at offset 512 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | read 512/512 bytes at offset 1024 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | Pattern verification failed at offset 0, 512 bytes | 
 | read 512/512 bytes at offset 0 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 |  | 
 | === Testing correct handling of 'backing':null === | 
 |  | 
 | Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT | 
 | read 512/512 bytes at offset 0 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | read 512/512 bytes at offset 0 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 |  | 
 | === Testing blkdebug === | 
 |  | 
 | Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 | 
 | wrote 512/512 bytes at offset 229376 | 
 | 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) | 
 | read failed: Input/output error | 
 |  | 
 | === Testing qemu-img info output === | 
 |  | 
 | image: TEST_DIR/t.IMGFMT | 
 | file format: IMGFMT | 
 | virtual size: 64 MiB (67108864 bytes) | 
 | cluster_size: 65536 | 
 |  | 
 | === Testing option merging === | 
 |  | 
 | format name: IMGFMT | 
 | cluster size: 64 KiB | 
 | vm state offset: 512 MiB | 
 | format name: IMGFMT | 
 | cluster size: 64 KiB | 
 | vm state offset: 512 MiB | 
 | *** done |