dnf distro-sync --allowerasingAdobe Systems Incorporated                       24 kB/s | 2.0 kB     00:00
google-talkplugin                                28 kB/s | 2.6 kB     00:00
Fedora 23 - x86_64 - VirtualBox                 444 kB/s | 118 kB     00:00
negativo17 - Open source multiplatform video tr 255 kB/s | 214 kB     00:00
google-chrome                                    40 kB/s | 3.7 kB     00:00
Docker main Repository                           71 kB/s |  17 kB     00:00
Docker Repository                                71 kB/s |  17 kB     00:00
RPM Fusion for Fedora 23 - Free - Updates       853 kB/s | 371 kB     00:00
Dependencies resolved.
Error: The operation would result in removing the booted kernel: kernel-core-4.8.13-100.fc23.x86_64.