The following NEW packages will be installed:
  calibre calibre-bin{ab}
0 packages upgraded, 2 newly installed, 0 to remove and 0 not upgraded.
Need to get 21.1 MB of archives. After unpacking 49.3 MB will be used.
The following packages have unmet dependencies:
 calibre-bin : Depends: qtbase-abi-5-4-2 which is a virtual package, provided by:
                         - libqt5core5a, but 5.5.1+dfsg-1ubuntu1~wily1~test1 is installed.
The following actions will resolve these dependencies:

     Keep the following packages at their current version:
1)     calibre [Not Installed]
2)     calibre-bin [Not Installed]



Accept this solution? [Y/n/q/?] q
Abandoning all efforts to resolve these dependencies.