The following command generates the error show below:

  bin/gs -sDEVICE=ppmraw -o test.ppm ./1931_-_crypt_version_5_revision_6.pdf

GPL Ghostscript GIT PRERELEASE 9.09 (2013-07-30)
Copyright (C) 2012 Artifex Software, Inc.  All rights reserved.
This software comes with NO WARRANTY: see the file PUBLIC for details.
   **** This file uses an unknown standard security handler revision: 6
   **** The file was produced by: 
   **** >>>> 

Error: /undefined in pdf_check_password
Operand stack:
   ()
Execution stack:
   %interp_exit   .runexec2   --nostringval--   --nostringval--   --nostringval--   2   %stopped_push   --nostringval--   --nostringval--   --nostringval--   false   1   %stopped_push   1900   1   3   %oparray_pop   1899   1   3   %oparray_pop   1883   1   3   %oparray_pop   --nostringval--   --nostringval--   --nostringval--   --nostringval--   false   1   %stopped_push   --nostringval--
Dictionary stack:
   --dict:1163/1684(ro)(G)--   --dict:1/20(G)--   --dict:82/200(L)--   --dict:82/200(L)--   --dict:113/127(ro)(G)--   --dict:292/300(ro)(G)--   --dict:22/32(L)--
Current allocation mode is local
Last OS error: Invalid argument
GPL Ghostscript GIT PRERELEASE 9.09: Unrecoverable error, exit code 1