/proc/thread-self/root/proc/4/root/proc/self/task/9/root/proc/2/task/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 0x18 0x557c4ccc31e0 0x10000 0x557c42f9bab8 0x0 0x7f49ae669720 0x7f496dfebaa0 0x7f49ae6de82c