Segfaults when done updating

[probonopd]

Xubuntu 18.04:

me@host:~$ sudo '/isodevice/Applications/AppImageUpdate-x86_64.AppImage' '/isodevice/Applications/AppImageUpdate-x86_64.AppImage'
AppImageUpdate version 1-alpha (commit 95cebb0), build 389 built on 2018-12-02 19:19:03 UTC
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-root'
Fetching release information for tag "continuous" from GitHub API.
Updating from GitHub Releases via ZSync
zsync2: /isodevice/Applications/AppImageUpdate-x86_64.AppImage found, using as seed file
zsync2: Target file: /isodevice/Applications/AppImageUpdate-x86_64.AppImage
zsync2: Reading seed file: /isodevice/Applications/AppImageUpdate-x86_64.AppImage
zsync2: Usable data from seed files: 88.498116%
zsync2: Renaming temp file
zsync2: Fetching remaining blocks
zsync2: Downloading from https://github-production-release-asset-2e65be.s3.amazonaws.com/84325774/20e1a980-0fe8-11e9-97fd-023aa7f1cda5?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIWNJYAX4CSVEH53A%2F20190105%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20190105T223506Z&X-Amz-Expires=300&X-Amz-Signature=52f9350d0c46dbbfa2ff6b31872f0d5353dac843430d98a970482ad47efb0255&X-Amz-SignedHeaders=host&actor_id=0&response-content-disposition=attachment%3B%20filename%3DAppImageUpdate-x86_64.AppImage&response-content-type=application%2Foctet-stream
zsync2: Verifying downloaded file
zsync2: checksum matches OK
zsync2: Unable to backup /isodevice/Applications/AppImageUpdate-x86_64.AppImage to /isodevice/Applications/AppImageUpdate-x86_64.AppImage.zs-old
zsync2: used 20201472 local, fetched 2625096
Segmentation fault

[TheAssassin]

Try with --self-update please.

[probonopd]

Let's have something in the GUI for that...

[probonopd]

me@host:~$ sudo '/isodevice/Applications/AppImageUpdate-x86_64.AppImage' --self-update
AppImageUpdate version 1-alpha (commit 95cebb0), build 389 built on 2018-12-02 19:19:03 UTC
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-root'
Fetching release information for tag "continuous" from GitHub API.
Updating from GitHub Releases via ZSync
zsync2: /isodevice/Applications/AppImageUpdate-x86_64.AppImage found, using as seed file
zsync2: /isodevice/Applications/AppImageUpdate-x86_64.AppImage.part found, using as seed file
zsync2: Target file: /isodevice/Applications/AppImageUpdate-x86_64.AppImage
zsync2: Reading seed file: /isodevice/Applications/AppImageUpdate-x86_64.AppImage
zsync2: Reading seed file: /isodevice/Applications/AppImageUpdate-x86_64.AppImage.part
zsync2: Usable data from seed files: 100.000000%
zsync2: Renaming temp file
zsync2: Fetching remaining blocks
zsync2: Verifying downloaded file
zsync2: checksum matches OK
zsync2: Unable to backup /isodevice/Applications/AppImageUpdate-x86_64.AppImage to /isodevice/Applications/AppImageUpdate-x86_64.AppImage.zs-old
zsync2: used 22827008 local, fetched 0
Segmentation fault

[probonopd]

Also happens when not updating itself:

me@host:~$ sudo /isodevice/Applications/AppImageUpdate-x86_64.AppImage /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage 
AppImageUpdate version 1-alpha (commit 95cebb0), build 389 built on 2018-12-02 19:19:03 UTC
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-root'
Fetching release information for tag "continuous" from GitHub API.
Updating from GitHub Releases via ZSync
zsync2: /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage found, using as seed file
zsync2: Target file: /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage
zsync2: Reading seed file: /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage
zsync2: Usable data from seed files: 100.000000%
zsync2: Renaming temp file
zsync2: Fetching remaining blocks
zsync2: Verifying downloaded file
zsync2: checksum matches OK
zsync2: Unable to backup /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage to /isodevice/Applications/QMediathekView-18dd68f-x86_64.AppImage.zs-old
zsync2: used 27074560 local, fetched 0
Segmentation fault