/proc/self/root/proc/thread-self/root/proc/self/task/21/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 /.
202 0x67eca2c 0x189 0x7a3 0x0 0x0 0xffffffff 0x7f3e9dfedbc0 0x7f3edd57c37a