/proc/thread-self/root/proc/thread-self/root/proc/12/task/22/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 0x1b 0x7190030 0x10000 0x0 0x0 0x7f10c2e7b720 0x7f107affcb70 0x7f10c2ef082c