/proc/2/root/proc/4/task/10/root/proc/2/root/proc/thread-self/root/proc/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 /.
55cfc6d48000-7ffed5d21000 ---p 00000000 00:00 0 [rollup]Rss: 5516 kBPss: 4802 kBPss_Anon: 2504 kBPss_File: 2298 kBPss_Shmem: 0 kBShared_Clean: 1424 kBShared_Dirty: 0 kBPrivate_Clean: 1588 kBPrivate_Dirty: 2504 kBReferenced: 5516 kBAnonymous: 2504 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB