centos (vagrant).log

[vagrant@localhost ~]$ cat ./result
/dev/pts: 
  total 0
  drwxr-xr-x 2 nobody nogroup   6 Apr 20 16:15 .
  drwxr-xr-x 4 nobody nogroup 155 Apr 20 16:15 ..
/dev/ptmx: 
  does not exist!
/dev/pts/ptmx: 
  does not exist!
/dev
|-- [lrwxrwxrwx]  fd -> /proc/self/fd
|-- [crw-rw-rw-]  full
|-- [crw-rw-rw-]  null
|-- [drwxr-xr-x]  pts
|-- [crw-rw-rw-]  random
|-- [drwxrwxrwt]  shm
|-- [lrwxrwxrwx]  stderr -> /proc/self/fd/2
|-- [lrwxrwxrwx]  stdin -> /proc/self/fd/0
|-- [lrwxrwxrwx]  stdout -> /proc/self/fd/1
|-- [crw-rw-rw-]  tty
|-- [crw-rw-rw-]  urandom
`-- [crw-rw-rw-]  zero

3 directories, 9 files

nixos.log

will@dtznix:~/cur/pty$ cat ./result                         11:16:51 on 18-04-20
/dev/pts: 
  total 4
  drwxr-xr-x 2 nobody nogroup    0 Apr 20 16:16 .
  drwxr-xr-x 4 nobody nogroup 4096 Apr 20 16:16 ..
  crw-rw-rw- 1 nobody nogroup 5, 2 Apr 20 16:16 ptmx
/dev/ptmx: 
  lrwxrwxrwx 1 nobody nogroup 13 Apr 20 16:16 /dev/ptmx -> /dev/pts/ptmx
/dev/pts/ptmx: 
  crw-rw-rw- 1 nobody nogroup 5, 2 Apr 20 16:16 /dev/pts/ptmx
/dev
|-- [lrwxrwxrwx]  fd -> /proc/self/fd
|-- [crw-rw-rw-]  full
|-- [crw-rw-rw-]  kvm
|-- [crw-rw-rw-]  null
|-- [lrwxrwxrwx]  ptmx -> /dev/pts/ptmx
|-- [drwxr-xr-x]  pts
|   `-- [crw-rw-rw-]  ptmx
|-- [crw-rw-rw-]  random
|-- [drwxrwxrwt]  shm
|-- [lrwxrwxrwx]  stderr -> /proc/self/fd/2
|-- [lrwxrwxrwx]  stdin -> /proc/self/fd/0
|-- [lrwxrwxrwx]  stdout -> /proc/self/fd/1
|-- [crw-rw-rw-]  tty
|-- [crw-rw-rw-]  urandom
`-- [crw-rw-rw-]  zero

3 directories, 12 files

test.nix

with import <nixpkgs> {};
stdenv.mkDerivation {
  name = "test";
  nativeBuildInputs = [ tree ];
  buildCommand = ''
    (for x in /dev/pts /dev/ptmx /dev/pts/ptmx; do
      echo "$x: "
      if [[ -e $x ]]; then
        ls -la $x | sed 's/^/  /'
      else
        echo "  does not exist!"
      fi
    done

    tree -p /dev
    ) > $out
  '';
}

This resulted in PR against Nix, for any lost souls!