Build failure of home:nandub:MyAppImages/Mitmproxy in AppImage/x86_64

OBS_Mitmproxy_Log

Visit https://build.opensuse.org/package/live_build_log/home:nandub:MyAppImages/Mitmproxy/AppImage/x86_64

Package home:nandub:MyAppImages/Mitmproxy failed to build in AppImage/x86_64

Check out the package for editing:
  osc checkout home:nandub:MyAppImages Mitmproxy

Last lines of build log:
[  520s] ++ sed -e s,:,:/,g -e s,//,/,g
[  520s] + ZSYNC_URL=http://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage
[  520s] + ZSYNC_URL=https://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage
[  520s] + ZSYNC_URL='zsync|https://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage/Mitmproxy-latest-x86_64.AppImage.zsync'
[  520s] + echo 'echo zsync_url: zsync|https://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage/Mitmproxy-latest-x86_64.AppImage.zsync'
[  520s] echo zsync_url: zsync|https://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage/Mitmproxy-latest-x86_64.AppImage.zsync
[  520s] + '[' -x /usr/bin/appimagetool ']'
[  520s] + echo 'Use appimagetool'
[  520s] Use appimagetool
[  520s] + pushd /usr/src/packages/OTHER/
[  520s] /usr/src/packages/OTHER /usr/src/packages/SOURCES
[  520s] + PATH=/usr/lib/appimagetool/:/sbin:/usr/sbin:/usr/local/sbin:/root/bin:/usr/local/bin:/usr/bin:/bin:/usr/games:/usr/lib/mit/bin:/usr/lib/mit/sbin
[  520s] + appimagetool -u 'zsync|https://download.opensuse.org/repositories/home:/nandub:/MyAppImages/AppImage/Mitmproxy-latest-x86_64.AppImage.zsync' /usr/src/packages/Mitmproxy-0-Build95.24-x86_64 /usr/src/packages/OTHER/Mitmproxy-0-Build95.24.glibc2.14-x86_64.AppImage
[  520s] /usr/src/packages/Mitmproxy-0-Build95.24-x86_64/mitmproxy.desktop: hint: value "Utility;Network" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu
[  520s] /usr/src/packages/Mitmproxy-0-Build95.24-x86_64/mitmproxy.desktop: error: value "True" for boolean key "Terminal" in group "Desktop Entry" contains invalid characters, boolean values must be "false" or "true"
[  520s] ERROR: Desktop file contains errors. Please fix them. Please see
[  520s]        https://standards.freedesktop.org/desktop-entry-spec/latest/
[  520s]        for more information.
[  520s] + exit 1
[  520s]
[  520s] lamb56 failed "build appimage.yml" at Mon Dec 11 17:59:12 UTC 2017.
[  520s]
[  520s] ### VM INTERACTION START ###
[  521s] Powering off.
[  521s] [  512.657182] reboot: Power down
[  521s] ### VM INTERACTION END ###
[  521s]
[  521s] lamb56 failed "build appimage.yml" at Mon Dec 11 17:59:13 UTC 2017.
[  521s]