What are the command line options of Genymotion's player
When you use player inproperely it writes help info into the log file. Eg.

siciarek@siciarek ~ $ ~/bin/genymotion/player --help
Logging activities to file: /home/siciarek/.Genymobile/genymotion.log
siciarek@siciarek ~ $ tail -n 6 /home/siciarek/.Genymobile/genymotion.log
2018-01-18T18:28:13+01:00 [:8281] [debug] Usage: player
2018-01-18T18:28:13+01:00 [:8281] [debug]        --vm-name|-n &lt;device name&gt;
2018-01-18T18:28:13+01:00 [:8281] [debug]        [ --no-popup|-s ]
2018-01-18T18:28:13+01:00 [:8281] [debug]        [ --poweroff|-x  || 
2018-01-18T18:28:13+01:00 [:8281] [debug]          --startadb|-a  || 
2018-01-18T18:28:13+01:00 [:8281] [debug]          --stopadb|-z ]
siciarek@siciarek ~ $