/proc/4/task/10/root/proc/2/task/2/root/proc/2/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 /.
0 0x19 0x5557c7bef4e0 0x10000 0x5557a4e628b8 0x0 0x0 0x7fd2e57ecaa0 0x7fd32588c82c