/proc/self/root/proc/2/task/2
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 /.
2 (bootstrap) S 0 2 0 0 -1 4194560 3169 0 79 0 60 91 0 0 20 0 22 0 1547 1058910208 1333 18446744073709551615 94514145493200 94514146815984 140728127012784 0 0 0 0 4096 83008 1 0 0 17 1 0 0 0 0 0 94514146857368 94514146860080 94514782330880 140728127017615 140728127017834 140728127017834 140728127021028 0