william  pts/4        :0               Wed Jan  6 15:52   still logged in
william  pts/2        :0               Wed Jan  6 15:52   still logged in
william  pts/0        :0               Wed Jan  6 15:52   still logged in
william  :0           :0               Wed Jan  6 15:49   still logged in
reboot   system boot  3.13.0-74-generi Wed Jan  6 15:49 - 15:53  (00:03)
william  pts/4        :0               Sun Jan  3 02:51 - crash (3+12:57)
william  pts/1        :0               Sat Jan  2 09:51 - crash (4+05:58)
william  pts/0        :0               Sat Jan  2 09:51 - crash (4+05:58)
william  :0           :0               Sat Jan  2 09:49 - crash (4+05:59)
reboot   system boot  3.13.0-74-generi Sat Jan  2 09:49 - 15:53 (4+06:03)