UCK keeps failing when trying to create custom ubuntu 16.04

Build (/usr/bin/uck-gui --wait-before-exit) started at 2016-04-23 19:57:11
>> Ubuntu Customization Kit 2.4.7 on Ubuntu 16.04, 4.4.0-21-generic x86_64
Starting CD remastering on Sat Apr 23 19:57:17 EDT 2016
Customization dir=/home/easy/tmp/customization-scripts
Removing remastering root dir...
Removing ISO remastering dir...
Mounting ISO image...
mount: /dev/loop0 is write-protected, mounting read-only
Unpacking ISO image...
Unmounting ISO image...
Mounting SquashFS image...
Unpacking SquashFS image...
Unmounting SquashFS image...
Removing win32 files...
Creating root home...
Mounting /proc
Mounting /sys
Mounting /dev/pts
Mounting /tmp
Mounting /home/easy/tmp/remaster-root-home
Mounting /home/easy/tmp/remaster-apt-cache
Mounting /run
Mounting /home/easy/tmp/customization-scripts
Copying fstab/mtab...
Creating DBUS uuid...
Deactivating initctl...
Deactivating update-grub...
Deactivating grub-probe...
Hacking grub-probe postinst/postrm...
Remembering kernel update state...
>> Customizing: Ubuntu 16.04, 4.4.0-21-generic x86_64
Get:1 http://archive.ubuntu.com/ubuntu xenial InRelease [247 kB]
Hit:2 http://security.ubuntu.com/ubuntu xenial-security InRelease
Hit:3 http://archive.ubuntu.com/ubuntu xenial-updates InRelease
Get:4 http://archive.ubuntu.com/ubuntu xenial/main amd64 Packages [1201 kB]
Get:5 http://archive.ubuntu.com/ubuntu xenial/main Translation-en [568 kB]
Get:6 http://archive.ubuntu.com/ubuntu xenial/main amd64 DEP-11 Metadata [733 kB]
Get:7 http://archive.ubuntu.com/ubuntu xenial/main DEP-11 64x64 Icons [409 kB]
AppStream cache update completed, but some metadata was ignored due to errors.
Fetched 3157 kB in 9s (328 kB/s)
Reading package lists...
Installing language packs (en)...
Reading package lists...
Building dependency tree...
Reading state information...
language-pack-en is already the newest version (1:16.04+20160415).
language-pack-en-base is already the newest version (1:16.04+20160415).
language-pack-gnome-en is already the newest version (1:16.04+20160415).
language-pack-gnome-en-base is already the newest version (1:16.04+20160415).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Removing unnecessary language packages...
Reading package lists...
Building dependency tree...
Reading state information...
The following packages will be REMOVED:
  firefox-locale-de* firefox-locale-es* firefox-locale-fr* firefox-locale-it*
  firefox-locale-pt* firefox-locale-ru* firefox-locale-zh-hans*
  language-pack-de* language-pack-de-base* language-pack-es*
  language-pack-es-base* language-pack-fr* language-pack-fr-base*
  language-pack-gnome-de* language-pack-gnome-de-base* language-pack-gnome-es*
  language-pack-gnome-es-base* language-pack-gnome-fr*
  language-pack-gnome-fr-base* language-pack-gnome-it*
  language-pack-gnome-it-base* language-pack-gnome-pt*
  language-pack-gnome-pt-base* language-pack-gnome-ru*
  language-pack-gnome-ru-base* language-pack-gnome-zh-hans*
  language-pack-gnome-zh-hans-base* language-pack-it* language-pack-it-base*
  language-pack-pt* language-pack-pt-base* language-pack-ru*
  language-pack-ru-base* language-pack-zh-hans* language-pack-zh-hans-base*
0 upgraded, 0 newly installed, 35 to remove and 0 not upgraded.
After this operation, 174 MB disk space will be freed.
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(Reading database ... 100%
(Reading database ... 191095 files and directories currently installed.)
Removing firefox-locale-de (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-es (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-fr (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-it (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-pt (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-ru (45.0.2+build1-0ubuntu1) ...
Removing firefox-locale-zh-hans (45.0.2+build1-0ubuntu1) ...
Removing language-pack-gnome-de-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-de-base (1:16.04+20160415) ...
Removing language-pack-de-base (1:16.04+20160415) ...
Purging configuration files for language-pack-de-base (1:16.04+20160415) ...
Removing language-pack-gnome-es-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-es-base (1:16.04+20160415) ...
Removing language-pack-es-base (1:16.04+20160415) ...
Purging configuration files for language-pack-es-base (1:16.04+20160415) ...
Removing language-pack-gnome-fr-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-fr-base (1:16.04+20160415) ...
Removing language-pack-fr-base (1:16.04+20160415) ...
Purging configuration files for language-pack-fr-base (1:16.04+20160415) ...
Removing language-pack-gnome-it-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-it-base (1:16.04+20160415) ...
Removing language-pack-gnome-pt-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-pt-base (1:16.04+20160415) ...
Removing language-pack-gnome-ru-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-ru-base (1:16.04+20160415) ...
Removing language-pack-gnome-zh-hans-base (1:16.04+20160415) ...
Purging configuration files for language-pack-gnome-zh-hans-base (1:16.04+20160415) ...
Removing language-pack-it-base (1:16.04+20160415) ...
Purging configuration files for language-pack-it-base (1:16.04+20160415) ...
Removing language-pack-pt-base (1:16.04+20160415) ...
Purging configuration files for language-pack-pt-base (1:16.04+20160415) ...
Removing language-pack-ru-base (1:16.04+20160415) ...
Purging configuration files for language-pack-ru-base (1:16.04+20160415) ...
Removing language-pack-zh-hans-base (1:16.04+20160415) ...
Purging configuration files for language-pack-zh-hans-base (1:16.04+20160415) ...
Removing language-pack-gnome-de (1:16.04+20160415) ...
Removing language-pack-de (1:16.04+20160415) ...
Removing language-pack-gnome-es (1:16.04+20160415) ...
Removing language-pack-es (1:16.04+20160415) ...
Removing language-pack-gnome-fr (1:16.04+20160415) ...
Removing language-pack-fr (1:16.04+20160415) ...
Removing language-pack-gnome-it (1:16.04+20160415) ...
Removing language-pack-gnome-pt (1:16.04+20160415) ...
Removing language-pack-gnome-ru (1:16.04+20160415) ...
Removing language-pack-gnome-zh-hans (1:16.04+20160415) ...
Removing language-pack-it (1:16.04+20160415) ...
Removing language-pack-pt (1:16.04+20160415) ...
Removing language-pack-ru (1:16.04+20160415) ...
Removing language-pack-zh-hans (1:16.04+20160415) ...
Processing triggers for bamfdaemon (0.5.3~bzr0+16.04.20160415-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
W: --force-yes is deprecated, use one of the options starting with --allow instead.
Done
Restoring kernel update state...
Reactivating initctl...
Reactivating update-grub...
Reactivating grub-probe...
Reactivating grub-probe postinst/postrm...
Removing /home/username directory...
Removing generated machine uuid...
Removing generated fstab/mtab...
Removing crash reports...
Unmounting /home/easy/tmp/remaster-root/var/cache/apt...
Unmounting /home/easy/tmp/remaster-root/tmp/customization-scripts...
Unmounting /home/easy/tmp/remaster-root/tmp...
Unmounting /home/easy/tmp/remaster-root/sys...
Unmounting /home/easy/tmp/remaster-root/run...
Unmounting /home/easy/tmp/remaster-root/root...
Unmounting /home/easy/tmp/remaster-root/proc...
Unmounting /home/easy/tmp/remaster-root/dev/pts...
Cleaning up temporary directories...
Running ISO customization script /home/easy/tmp/customization-scripts/customize_iso...
--2016-04-23 19:59:57-- http://archive.ubuntu.com/ubuntu/ubuntu/ubuntu/dists/xenial/main/source/Sources.gz
Resolving archive.ubuntu.com (archive.ubuntu.com)... 2001:67c:1560:8001::11, 2001:67c:1562::16, 2001:67c:1560:8001::14, ...
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1560:8001::11|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1562::16|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1560:8001::14|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1562::19|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1360:8001::17|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|91.189.88.161|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1102678 (1.1M) [application/x-gzip]
Saving to: ‘/tmp/tmp.7f4EhIA1ll/Sources.gz’

     0K .......... .......... .......... .......... .......... 4% 96.4K 11s
    50K .......... .......... .......... .......... .......... 9% 250K 7s
   100K .......... .......... .......... .......... .......... 13% 5.78M 4s
   150K .......... .......... .......... .......... .......... 18% 21.3M 3s
   200K .......... .......... .......... .......... .......... 23% 161K 3s
   250K .......... .......... .......... .......... .......... 27% 403M 3s
   300K .......... .......... .......... .......... .......... 32% 414K 2s
   350K .......... .......... .......... .......... .......... 37% 465K 2s
   400K .......... .......... .......... .......... .......... 41% 830K 2s
   450K .......... .......... .......... .......... .......... 46% 919K 2s
   500K .......... .......... .......... .......... .......... 51% 393K 1s
   550K .......... .......... .......... .......... .......... 55% 797K 1s
   600K .......... .......... .......... .......... .......... 60% 412K 1s
   650K .......... .......... .......... .......... .......... 65% 323K 1s
   700K .......... .......... .......... .......... .......... 69% 331K 1s
   750K .......... .......... .......... .......... .......... 74% 395K 1s
   800K .......... .......... .......... .......... .......... 78% 276K 1s
   850K .......... .......... .......... .......... .......... 83% 270K 0s
   900K .......... .......... .......... .......... .......... 88% 138K 0s
   950K .......... .......... .......... .......... .......... 92% 394K 0s
  1000K .......... .......... .......... .......... .......... 97% 110K 0s
  1050K .......... .......... ...... 100% 106K=3.7s

2016-04-23 20:00:11 (292 KB/s) - ‘/tmp/tmp.7f4EhIA1ll/Sources.gz’ saved [1102678/1102678]

--2016-04-23 20:00:11-- http://archive.ubuntu.com/ubuntu/ubuntu/ubuntu/pool/main/g/gfxboot-theme-ubuntu/
Resolving archive.ubuntu.com (archive.ubuntu.com)... 2001:67c:1360:8001::17, 2001:67c:1562::19, 2001:67c:1562::16, ...
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1360:8001::17|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1562::19|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1562::16|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1560:8001::14|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|2001:67c:1560:8001::11|:80... failed: Permission denied.
Connecting to archive.ubuntu.com (archive.ubuntu.com)|91.189.88.161|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 6460 (6.3K) [text/html]
Saving to: ‘index.html’

     0K ...... 100% 1.62M=0.004s

2016-04-23 20:00:26 (1.62 MB/s) - ‘index.html’ saved [6460/6460]

tar (child): *.tar.gz: Cannot open: No such file or directory
tar (child): Error is not recoverable: exiting now
tar: Child returned status 2
tar: Error is not recoverable: exiting now
Unable to extract gfxboot-theme-ubuntu source package
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.
Build ended at 2016-04-23 20:00:46