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