/proc/4/task/7/root/proc/thread-self/root/proc/self/root/proc/4/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 0x18 0x55c3a7e08150 0x10000 0x55c391bffbc8 0x0 0x0 0x7f9876ffcaa0 0x7f98c724782c