/proc/self/root/proc/4/root/proc/2/root/proc/4/root/proc/4/task/5
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 /.
262e580000-7ffcf45cd000 ---p 00000000 00:00 0 [rollup]Rss: 246116 kBPss: 245316 kBPss_Anon: 189384 kBPss_File: 55932 kBPss_Shmem: 0 kBShared_Clean: 1596 kBShared_Dirty: 0 kBPrivate_Clean: 55136 kBPrivate_Dirty: 189384 kBReferenced: 246116 kBAnonymous: 189384 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB