Qt Creator crashes while exporting an alias property from Design mode

Steps to reproduce:

1. Launch Qt Creator, create New File or Project, Qt Quick Controls 2 Application;
2. Open Page1Form.ui.qml in Design mode (double-click on the file);
3. Add a Label to the form, click on id property, change it to labelForText and right after typing this (like, immediately after pressing the t key) click on the button to export it as an alias property:
   
4. Qt Creator crashes:
   

I tried to reproduce this on Mac OS and Linux, but there it works fine, so it's only related to the Windows version of Qt Creator.