HI everyone, I am trying to install openstack through devstack in Ubuntu 14.04(all in one machiine installation). So I clone devstack, enter details in local.conf and run ./stack.sh. It installs a lot of modules but finally throws the following error.

2015-01-07 13:45:55.775 | + local img_property=
2015-01-07 13:45:55.775 | + case "$image_fname" in
2015-01-07 13:45:55.775 | + '[' cirros-0.3.2-x86_64-uec '!=' cirros-0.3.2-x86_64-uec.tar.gz ']'
2015-01-07 13:45:55.775 | + image_name=cirros-0.3.2-x86_64-uec
2015-01-07 13:45:55.775 | + local xdir=/home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec
2015-01-07 13:45:55.775 | + rm -Rf /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec
2015-01-07 13:45:55.782 | + mkdir /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec
2015-01-07 13:45:55.784 | + tar -zxf /home/stack/devstack/files/cirros-0.3.2-x86_64-uec.tar.gz -C /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec
2015-01-07 13:45:55.962 | ++ for f in '"$xdir/"*-vmlinuz*' '"$xdir/"aki-*/image'
2015-01-07 13:45:55.963 | ++ '[' -f /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-vmlinuz ']'
2015-01-07 13:45:55.963 | ++ echo /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-vmlinuz
2015-01-07 13:45:55.963 | ++ break
2015-01-07 13:45:55.963 | ++ true
2015-01-07 13:45:55.963 | + kernel=/home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-vmlinuz
2015-01-07 13:45:55.964 | ++ for f in '"$xdir/"*-initrd*' '"$xdir/"ari-*/image'
2015-01-07 13:45:55.964 | ++ '[' -f /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-initrd ']'
2015-01-07 13:45:55.964 | ++ echo /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-initrd
2015-01-07 13:45:55.964 | ++ break
2015-01-07 13:45:55.964 | ++ true
2015-01-07 13:45:55.964 | + ramdisk=/home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-initrd
2015-01-07 13:45:55.965 | ++ for f in '"$xdir/"*.img' '"$xdir/"ami-*/image'
2015-01-07 13:45:55.965 | ++ '[' -f /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-blank.img ']'
2015-01-07 13:45:55.965 | ++ echo /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-blank.img
2015-01-07 13:45:55.966 | ++ break
2015-01-07 13:45:55.966 | ++ true
2015-01-07 13:45:55.966 | + image=/home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-blank.img
2015-01-07 13:45:55.966 | + [[ -z cirros-0.3.2-x86_64-uec ]]
2015-01-07 13:45:55.966 | + is_arch ppc64
2015-01-07 13:45:55.966 | ++ uname -m
2015-01-07 13:45:55.967 | + [[ x86_64 == \p\p\c\6\4 ]]
2015-01-07 13:45:55.968 | + '[' '' = bare ']'
2015-01-07 13:45:55.968 | + local kernel_id= ramdisk_id=
2015-01-07 13:45:55.968 | + '[' -n /home/stack/devstack/files/images/cirros-0.3.2-x86_64-uec/cirros-0.3.2-x86_64-vmlinuz ']'
2015-01-07 13:45:55.969 | ++ openstack --os-token 2d93ec3dd9c74b00ad3270c44b24e044 --os-url http://172.30.0.209:9292 image create cirros-0.3.2-x86_64-uec-kernel --public --container-format aki --disk-format aki
2015-01-07 13:45:55.969 | ++ grep ' id '
2015-01-07 13:45:55.969 | ++ get_field 2
2015-01-07 13:45:55.969 | ++ local data field
2015-01-07 13:45:55.969 | ++ read data ...