package snapd 2.35.1+18.04 failed to install/upgrade: installed snapd package post-installation script subprocess was killed by signal (Terminated)

[Bruce Pieterse]

Similar to bug #1781513. Waited for more than 10 minutes before having to kill the process.

$ snap list
Name Version Rev Tracking Publisher Notes
atom 1.30.0 192 stable snapcrafters classic
core 16-2.33 4830 stable canonical✓ core
gnome-3-26-1604 3.26.0 64 stable/… canonical✓ -
gnome-calculator 3.28.1 178 stable/… canonical✓ -

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: snapd 2.35.1+18.04
ProcVersionSignature: Ubuntu 4.15.0-34.37-generic 4.15.18
Uname: Linux 4.15.0-34-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.3
Architecture: amd64
Date: Sun Sep 9 11:49:10 2018
ErrorMessage: installed snapd package post-installation script subprocess was killed by signal (Terminated)
InstallationDate: Installed on 2018-08-08 (32 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180702)
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.3ubuntu0.1
SourcePackage: snapd
Title: package snapd 2.35.1+18.04 failed to install/upgrade: installed snapd package post-installation script subprocess was killed by signal (Terminated)
UpgradeStatus: No upgrade log present (probably fresh install)