/proc/thread-self/root/proc/self/task/4/root/proc/self/task/4/root/proc/4
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
11:hugetlb:/10:freezer:/9:net_cls,net_prio:/8:memory:/7:blkio:/6:pids:/5:cpu,cpuacct:/4:perf_event:/3:devices:/2:cpuset:/1:name=systemd:/