Mac OS X 10.8.1, libguestfs-test-tool 1.19.33 and qemu 1.2.0-rc1

libguestfs-test-tool.log

===== Test starts here =====
LIBGUESTFS_PATH=/Users/qemu/local/lib/guestfs/appliance
TMPDIR=/var/folders/q_/4ljt7d2x0lsg1fyb7d6d5t6c0000gq/T/
library version: 1.19.33
guestfs_get_append: (null)
guestfs_get_attach_method: appliance
guestfs_get_autosync: 1
guestfs_get_direct: 0
guestfs_get_memsize: 500
guestfs_get_network: 0
guestfs_get_path: /Users/qemu/local/lib/guestfs/appliance
guestfs_get_pgroup: 0
guestfs_get_qemu: /Users/qemu/local/bin/qemu-system-x86_64
guestfs_get_recovery_proc: 1
guestfs_get_selinux: 0
guestfs_get_smp: 1
guestfs_get_trace: 0
guestfs_get_verbose: 1
host_cpu: x86_64
Launching appliance, timeout set to 600 seconds.
libguestfs: [00000ms] begin testing qemu features
libguestfs: [00213ms] finished testing qemu features
libguestfs: accept_from_daemon: 0x7f8cba407860 g->state = 1
[00214ms] /Users/qemu/local/bin/qemu-system-x86_64 \
    -global virtio-blk-pci.scsi=off \
    -nodefconfig \
    -nodefaults \
    -nographic \
    -device virtio-scsi-pci,id=scsi \
    -drive file=/var/tmp//libguestfs-test-tool-sda-Z7maku,cache=none,format=raw,id=hd0,if=none \
    -device scsi-hd,drive=hd0 \
    -drive file=/Users/qemu/local/lib/guestfs/appliance/root,snapshot=on,id=appliance,if=none,cache=unsafe \
    -device scsi-hd,drive=appliance \
    -machine accel=kvm:tcg \
    -m 500 \
    -no-reboot \
    -no-hpet \
    -device virtio-serial \
    -serial stdio \
    -device sga \
    -chardev socket,path=/var/folders/q_/4ljt7d2x0lsg1fyb7d6d5t6c0000gq/T//libguestfsi9UE35/guestfsd.sock,id=channel0 \
    -device virtserialport,chardev=channel0,name=org.libguestfs.channel.0 \
    -kernel /Users/qemu/local/lib/guestfs/appliance/kernel \
    -initrd /Users/qemu/local/lib/guestfs/appliance/initrd \
    -append 'panic=1 console=ttyS0 udevtimeout=600 no_timer_check acpi=off printk.time=1 cgroup_disable=memory root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=screen-256color 'Back to tcg accelerator.
KVM not supported for this target
qemu: qemu_mutex_lock: Invalid argument
libguestfs: error: unexpected end of file when reading from daemon.
See earlier debug messages.
Or you can run 'libguestfs-test-tool' and post the complete output into
a bug report or message to the libguestfs mailing list.
libguestfs: child_cleanup: 0x7f8cba407860: child process died
libguestfs: sending SIGTERM to process 73910