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