ls: cannot access file: No such file or directory
ls: cannot access Downloads: No such file or directory total 56 d????????? ? ? ? ? ? Downloads drwxr-xr-x 26 user 12288 Aug 12 23:29 foo
This is a typical case of having only read perms on a dir and no exec perms. And the other command outputs give the show that you don't have write perms either. To understand why this happens you'll have to know about inodes, dentries and the path lookup process of the kernel