/proc/2/root/proc/4/task/9/root/proc/2/task/2/root/proc/self/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 0x16 0x563571a93a50 0x10000 0x56351a206ab8 0x0 0x7f3647e07720 0x7f3644b8aaa0 0x7f3647e7c82c