/proc/self/task/9/root/proc/thread-self
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 /.
202 0x55a9dafce60c 0x189 0xa23 0x0 0x0 0xffffffff 0x7f548084cb40 0x7f54842c837a