/proc/self/root/proc/4/root/proc/2/root/proc/4/task/10/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 0x55e4bfceb628 0x189 0x147cb 0x0 0x0 0xffffffff 0x7f95267ecb00 0x7f95668cf37a