/proc/4/root/proc/4/task/5/root/proc/thread-self/root/proc/thread-self/root/proc/self/task/5
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:perf_event:/10:devices:/9:hugetlb:/8:blkio:/7:pids:/6:memory:/5:cpu,cpuacct:/4:net_cls,net_prio:/3:freezer:/2:cpuset:/1:name=systemd:/