This computer doesn't have VT-X/AMD-v enabled bios code example
Example: this computer doesn't have vt-x/amd-v enabled. enabling it in the bios is mandatory virtualbox
docker-machine create -d virtualbox --virtualbox-memory=4096 \
--virtualbox-cpu-count=4 --virtualbox-disk-size=40960 \
--virtualbox-no-vtx-check default