From where are you pulling calibre-bin? In Debian/testing and Debian/unstable there is the version 3.29.0 and apt-cache show calibre-bin shows me:
Code:
Package: calibre-bin
Source: calibre
Version: 3.29.0+dfsg-1
Installed-Size: 5257
Maintainer: Norbert Preining <preining@debian.org>
Architecture: amd64
Depends: libc6 (>= 2.27), libchm1 (>= 0.40), libfontconfig1 (>= 2.12.6), libfreetype6 (>= 2.6), libgcc1 (>= 1:3.0), libgl1, libglib2.0-0 (>= 2.12.0), libicu60 (>= 60.1-1~), libmtp9 (>= 1.1.3), libpodofo0.9.5 (>= 0.9.5-7), libpython2.7 (>= 2.7), libqt5core5a (>= 5.11.0~rc1), libqt5dbus5 (>= 5.0.2), libqt5gui5 (>= 5.10.0), libqt5widgets5 (>= 5.0.2), libssl1.1 (>= 1.1.0), libstdc++6 (>= 5.2), libusb-1.0-0 (>= 2:1.0.9), qtbase-abi-5-11-0, zlib1g (>= 1:1.1.4), sip-api-12.5, python2.7
which clearly indicates qtbase-abi-5-11-0