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