Preparing to unpack .../ntpdate_1%3a4.2.6.p5+dfsg-3ubuntu2.14.04.5_i386.deb ...
Unpacking ntpdate (1:4.2.6.p5+dfsg-3ubuntu2.14.04.5) over (1:4.2.6.p5+dfsg-3ubuntu2.14.04.3) ...
Preparing to unpack .../mysql-client-core-5.6_5.6.27-0ubuntu0.14.04.1_i386.deb ...
Unpacking mysql-client-core-5.6 (5.6.27-0ubuntu0.14.04.1) over (5.6.25-3+deb.sury.org~trusty+1) ...
Preparing to unpack .../mysql-server-5.6_5.6.27-0ubuntu0.14.04.1_i386.deb ...
mysql stop/waiting
Unpacking mysql-server-5.6 (5.6.27-0ubuntu0.14.04.1) over (5.6.25-3+deb.sury.org~trusty+1) ...
dpkg: error processing archive /var/cache/apt/archives/mysql-server-5.6_5.6.27-0ubuntu0.14.04.1_i386.deb (--unpack):
 trying to overwrite '/usr/share/man/man1/innochecksum.1.gz', which is also in package mysql-server-core-5.6 5.6.25-3+deb.sury.org~trusty+1