QA output created by 267

=== No block devices at all ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing:
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
Error: no block device can store vmstate for snapshot
(qemu) info snapshots
no block device can store vmstate for snapshot
(qemu) loadvm snap0
Error: no block device can store vmstate for snapshot
(qemu) quit


=== -drive if=none ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -drive driver=file,file=TEST_DIR/t.IMGFMT,if=none
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
Error: Device 'none0' is writable but does not support snapshots
(qemu) info snapshots
no block device can store vmstate for snapshot
(qemu) loadvm snap0
Error: Device 'none0' is writable but does not support snapshots
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -drive driver=IMGFMT,file=TEST_DIR/t.IMGFMT,if=none
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -drive driver=IMGFMT,file=TEST_DIR/t.IMGFMT,if=none -device virtio-blk,drive=none0
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit


=== -drive if=virtio ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -drive driver=file,file=TEST_DIR/t.IMGFMT,if=virtio
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
Error: Device 'virtio0' is writable but does not support snapshots
(qemu) info snapshots
no block device can store vmstate for snapshot
(qemu) loadvm snap0
Error: Device 'virtio0' is writable but does not support snapshots
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -drive driver=IMGFMT,file=TEST_DIR/t.IMGFMT,if=virtio
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit


=== Simple -blockdev ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
Error: Device 'file' is writable but does not support snapshots
(qemu) info snapshots
no block device can store vmstate for snapshot
(qemu) loadvm snap0
Error: Device 'file' is writable but does not support snapshots
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=IMGFMT,file=file,node-name=fmt
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=raw,file=file,node-name=raw -blockdev driver=IMGFMT,file=raw,node-name=fmt
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit


=== -blockdev with a filter on top ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=IMGFMT,file=file,node-name=fmt -blockdev driver=copy-on-read,file=fmt,node-name=filter
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit


=== -blockdev with a backing file ===

Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=134217728
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT.base,node-name=backing-file -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=IMGFMT,file=file,backing=backing-file,node-name=fmt
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT.base,node-name=backing-file -blockdev driver=IMGFMT,file=backing-file,node-name=backing-fmt -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=IMGFMT,file=file,backing=backing-fmt,node-name=fmt
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit

Internal snapshots on overlay:
Snapshot list:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
1         snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
Internal snapshots on backing file:

=== -blockdev with NBD server on the backing file ===

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT
Testing: -blockdev driver=file,filename=TEST_DIR/t.IMGFMT.base,node-name=backing-file -blockdev driver=IMGFMT,file=backing-file,node-name=backing-fmt -blockdev driver=file,filename=TEST_DIR/t.IMGFMT,node-name=file -blockdev driver=IMGFMT,file=file,backing=backing-fmt,node-name=fmt
QEMU X.Y.Z monitor - type 'help' for more information
(qemu) nbd_server_start unix:SOCK_DIR/nbd
(qemu) nbd_server_add -w backing-fmt
(qemu) savevm snap0
(qemu) info snapshots
List of snapshots present on all disks:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
--        snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
(qemu) loadvm snap0
(qemu) quit

Internal snapshots on overlay:
Snapshot list:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
1         snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
Internal snapshots on backing file:
Snapshot list:
ID        TAG               VM SIZE                DATE     VM CLOCK     ICOUNT
1         snap0                SIZE yyyy-mm-dd hh:mm:ss 00:00:00.000           
*** done