QA output created by 133
Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT

=== Check that node-name can't be changed ===

qemu-io: Cannot change the option 'node-name'
qemu-io: Cannot change the option 'node-name'
qemu-io: Cannot change the option 'node-name'

=== Check that unchanged node-name is okay ===


=== Check that driver can't be changed ===

qemu-io: Cannot change the option 'driver'
qemu-io: Cannot change the option 'driver'
qemu-io: Cannot change the option 'driver'

=== Check that unchanged driver is okay ===


=== Check that reopening works with non-string options ===

format name: null-co
format name: null-co

=== Check that mixing -c/-r/-w and their corresponding options is forbidden ===

qemu-io: Cannot set both -r/-w and 'read-only'
qemu-io: Cannot set both -r/-w and 'read-only'
qemu-io: Cannot set both -c and the cache options
qemu-io: Cannot set both -c and the cache options
qemu-io: Cannot set both -c and the cache options

=== Check that invalid options are handled correctly ===

qemu-io: Parameter 'read-only' expects 'on' or 'off'
qemu-io: Parameter 'cache.no-flush' expects 'on' or 'off'
qemu-io: Parameter 'cache.direct' expects 'on' or 'off'
qemu-io: Parameter 'auto-read-only' expects 'on' or 'off'
*** done