[  129.756917] systemd-hostnamed[2775]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[  260.127941] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[  498.517841] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[  506.360403] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[  945.100211] systemd-hostnamed[3703]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[ 1635.103006] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[ 1780.602437] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[ 2890.500982] sr0: CDROM not ready.  Make sure there is a disc in the drive.
[ 7066.011553] bin64[6620]: segfault at 1 ip 0000000000000001 sp 00007fff47fd3018 error 14 in bin64[7fc139ab9000+2000]
[ 7130.744793] init: lightdm main process (1558) killed by KILL signal