3 docker volume rm ccache
4 docker volume create ccache
5 volume_id=$(docker run --mount source=ccache,target=/ccache -itd ubuntu-18.04-64 bash)
8 for t in ubuntu-16.04-64 ubuntu-18.04-64 ubuntu-20.04-64 ubuntu-20.10-64 ubuntu-21.04-64 windows windows_2.15.x fedora-34-64; do
9 docker exec $volume_id mkdir /ccache/$t-$id
10 docker exec $volume_id chmod 777 /ccache/$t-$id
13 docker kill $volume_id