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