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