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