QML console.log() and console.debug() don't write to console
Fedora 22 and later disables Qt debug output by default [1]. You can enable Qt debug output by modifying the system-wide /etc/xdg/QtProject/qtlogging.ini or by creating a user-specific configuration file ~/.config/QtProject/qtlogging.ini for example with the following contents:
[Rules]
*.debug=true
- https://bugzilla.redhat.com/show_bug.cgi?id=1227295