package:ca-certificates:20180409
Setting up ca-certificates (20180409) ...
locale: Cannot set LC_ALL to default locale: No such file or directory

(process:21000): Gtk-WARNING **: 18:44:08.555: Locale not supported by C library.
	Using the fallback 'C' locale.

(frontend:21000): GdkPixbuf-WARNING **: 18:44:08.576: Cannot open pixbuf loader module file '/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders.cache': No such file or directory

This likely means that your installation is broken.
Try running the command
  gdk-pixbuf-query-loaders > /usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders.cache
to make things work again for the time being.

(process:20992): Gtk-WARNING **: 18:44:08.642: Locale not supported by C library.
	Using the fallback 'C' locale.

(frontend:20992): GdkPixbuf-WARNING **: 18:44:08.658: Cannot open pixbuf loader module file '/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders.cache': No such file or directory

This likely means that your installation is broken.
Try running the command
  gdk-pixbuf-query-loaders > /usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders.cache
to make things work again for the time being.
Updating certificates in /etc/ssl/certs...
rehash: skipping duplicate certificate in Go_Daddy_Class_2_CA.pem
dpkg: error processing package ca-certificates (--configure):
 installed ca-certificates package post-installation script subprocess returned error exit status 1