bin/symbiotic --witness witness.graphml --no-slice --no-prepare --prp=../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--core--fb.ko_false-unreach-call.cil.c


--------------------------------------------------------------------------------


5.0.0-KLEE:86e6f6f8-dg:03407af1-symbiotic:a8aa8ad6-minisat:3db58943-stp:17249213-sbt-instrumentation:dd7e4312
INFO: After compilation stats: Globals/Functions/Blocks/Instr.: 261 681 4185 27280
Removed infinite loop in ldv_assume
Removed infinite loop in ldv_stop
Removed infinite loop in ldv_linux_kernel_module_module_put_and_exit
INFO: Compilation, preparation and instrumentation time: 0.96696805954
Defining function fb_find_logo as symbolic
Removed calls to 'ldv_after_alloc' (function is undefined)
Defining function external_allocated_data as symbolic
Defining function __bitmap_weight as symbolic
Defining function fb_notifier_call_chain as symbolic
Removed calls to 'list_del' (function is undefined)
Defining function printk as symbolic
Removed calls to '__list_add' (function is undefined)
Removed calls to 'device_destroy' (function is undefined)
Removed calls to 'console_lock' (function is undefined)
Removed calls to 'console_unlock' (function is undefined)
Removed calls to 'pm_vt_switch_unregister' (function is undefined)
Removed calls to 'device_remove_file' (function is undefined)
Removed calls to '__mutex_init' (function is undefined)
Removed calls to 'pm_vt_switch_required' (function is undefined)
Defining function fb_is_primary_device as symbolic
Defining function device_create as symbolic
Defining function device_create_file as symbolic
Defining function __memmove as symbolic
Defining function int_sqrt as symbolic
Defining function simple_strtol as symbolic
Defining function snprintf as symbolic
Defining function seq_lseek as symbolic
Defining function seq_read as symbolic
Defining function seq_release as symbolic
Defining function seq_open as symbolic
Defining function seq_printf as symbolic
Defining function default_llseek as symbolic
Removed calls to 'might_fault' (function is undefined)
Removed calls to 'fb_deferred_io_open' (function is undefined)
Defining function fb_deferred_io_fsync as symbolic
Defining function __request_module as symbolic
Defining function vm_get_page_prot as symbolic
Defining function vm_iomap_memory as symbolic
Defining function compat_alloc_user_space as symbolic
Defining function copy_in_user as symbolic
Defining function _copy_to_user as symbolic
Defining function _copy_from_user as symbolic
Defining function sscanf as symbolic
Defining function simple_strtoul as symbolic
Removed calls to 'remove_proc_entry' (function is undefined)
Removed calls to '__unregister_chrdev' (function is undefined)
Defining function __register_chrdev as symbolic
Defining function proc_create_data as symbolic
Removed calls to 'ldv_assert' (function is undefined)
Linked our definitions to these undefined functions:
  memcmp
  strlen
  strncmp
  __memcpy
  __memset
  kfree
  __VERIFIER_assume
  __VERIFIER_calloc0
  __VERIFIER_error
  __VERIFIER_exit
  __VERIFIER_make_symbolic
  __VERIFIER_malloc0
  __VERIFIER_nondet_int_named
  __VERIFIER_nondet_pointer_named
  __VERIFIER_nondet_ulong_named
INFO: After-slicing optimizations and preparation time: 1.06923413277
INFO: Before verification stats: Globals/Functions/Blocks/Instr.: 390 600 2916 17713
INFO: Starting verification
KLEE: WARNING ONCE: function "fb_compat_ioctl" has inline asm
KLEE: WARNING ONCE: Alignment of memory from call "malloc" is not modelled. Using alignment of 8.
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_fdc8a477-07a8-4bc1-a894-e9bb26efff2d/symbiotic/lib/verifier/__VERIFIER_error.c:9: ASSERTION FAIL: verifier assertion failed
KLEE: NOTE: now ignoring this error at this location
Error found.
RESULT: false(unreach-call)

 --- Error trace ---

Error: ASSERTION FAIL: verifier assertion failed
File: /tmp/vcloud-vcloud-master/worker/working_dir_fdc8a477-07a8-4bc1-a894-e9bb26efff2d/symbiotic/lib/verifier/__VERIFIER_error.c
Line: 9
assembly.ll line: 846
Stack: 
	#000000846 in __VERIFIER_error () at /tmp/vcloud-vcloud-master/worker/working_dir_fdc8a477-07a8-4bc1-a894-e9bb26efff2d/symbiotic/lib/verifier/__VERIFIER_error.c:9
	#100015705 in ldv_EMGentry_exit_fbmem_exit_19_2 (=0) at /tmp/symbiotic-j2Ahqt/linux-4.0-rc1---drivers--video--fbdev--core--fb.ko_false-unreach-call.cil.c:22180
	#200017525 in ldv_entry_EMGentry_19 (=0) at /tmp/symbiotic-j2Ahqt/linux-4.0-rc1---drivers--video--fbdev--core--fb.ko_false-unreach-call.cil.c:9513
	#300018367 in main () at /tmp/symbiotic-j2Ahqt/linux-4.0-rc1---drivers--video--fbdev--core--fb.ko_false-unreach-call.cil.c:9529

 --- ----------- ---
Generating witness: /tmp/vcloud-vcloud-master/worker/working_dir_fdc8a477-07a8-4bc1-a894-e9bb26efff2d/symbiotic/witness.graphml
 -- ---- --
Symbolic objects:
nondet := len 8 bytes, |8 times 0x0|
nondet:1 := len 8 bytes, |8 times 0x0|
nondet:2 := len 8 bytes, |8 times 0x0|
nondet:3 := len 4 bytes, |4 times 0x0|
nondet:4 := len 8 bytes, |8 times 0x0|
nondet:5 := len 8 bytes, |8 times 0x0|
nondet:6 := len 8 bytes, |8 times 0x0|
nondet:7 := len 8 bytes, |8 times 0x0|
nondet:8 := len 8 bytes, |8 times 0x0|
nondet:9 := len 8 bytes, |8 times 0x0|
nondet:10 := len 8 bytes, |8 times 0x0|
nondet:11 := len 8 bytes, |8 times 0x0|
nondet:12 := len 8 bytes, |8 times 0x0|
nondet:13 := len 8 bytes, |8 times 0x0|
nondet:14 := len 8 bytes, |8 times 0x0|
nondet:15 := len 8 bytes, |8 times 0x0|
nondet:16 := len 8 bytes, |8 times 0x0|
nondet:17 := len 8 bytes, |8 times 0x0|
nondet:18 := len 8 bytes, |8 times 0x0|
nondet:19 := len 8 bytes, |8 times 0x0|
nondet:20 := len 8 bytes, |8 times 0x0|
nondet:21 := len 8 bytes, |8 times 0x0|
nondet:22 := len 8 bytes, |8 times 0x0|
nondet:23 := len 8 bytes, |8 times 0x0|
nondet:24 := len 8 bytes, |8 times 0x0|
nondet:25 := len 16 bytes, |16 times 0x0|
nondet:26 := len 2 bytes, |2 times 0x0|
nondet:27 := len 8 bytes, |8 times 0x0|
nondet:28 := len 8 bytes, |8 times 0x0|
nondet:29 := len 80 bytes, |80 times 0x0|
nondet:30 := len 8 bytes, |8 times 0x0|
nondet:31 := len 8 bytes, |8 times 0x0|
nondet:32 := len 8 bytes, |8 times 0x0|
nondet:33 := len 8 bytes, |8 times 0x0|
nondet:34 := len 8 bytes, |8 times 0x0|
nondet:35 := len 92 bytes, |92 times 0x0|
nondet:36 := len 8 bytes, |8 times 0x0|
nondet:37 := len 8 bytes, |8 times 0x0|
nondet:38 := len 40 bytes, |40 times 0x0|
nondet:39 := len 8 bytes, |8 times 0x0|
nondet:40 := len 8 bytes, |8 times 0x0|
nondet:41 := len 8 bytes, |8 times 0x0|
nondet:42 := len 1 bytes, |0x0|
nondet:43 := len 8 bytes, |8 times 0x0|
nondet:44 := len 16 bytes, |16 times 0x0|
nondet:45 := len 8 bytes, |8 times 0x0|
nondet:46 := len 8 bytes, |8 times 0x0|
nondet:47 := len 8 bytes, |8 times 0x0|
nondet:48 := len 160 bytes, |160 times 0x0|
nondet:49 := len 16 bytes, |16 times 0x0|
nondet:50 := len 64 bytes, |64 times 0x0|
nondet:51 := len 8 bytes, |8 times 0x0|
nondet:52 := len 8 bytes, |8 times 0x0|
nondet:53 := len 40 bytes, |40 times 0x0|
nondet:54 := len 80 bytes, |80 times 0x0|
nondet:55 := len 1 bytes, |0x0|
nondet:56 := len 8 bytes, |8 times 0x0|
nondet:57 := len 4 bytes, |4 times 0x0|
extern-global:kernel_stack := len 8 bytes, |8 times 0x0|
extern-global:__cachemode2pte_tbl := len 16 bytes, |16 times 0x0|
extern-global:boot_cpu_data := len 192 bytes, |192 times 0x0|
extern-global:__this_module := len 856 bytes, |856 times 0x0|
extern-global:fb_mode_option := len 1 bytes, |0x0|
extern-global:edid_info := len 128 bytes, |128 times 0x0|
extern-global:nr_cpu_ids := len 4 bytes, |3 times 0xff|0x7f|
extern-global:cpu_online_mask := len 1024 bytes, |1024 times 0x0|
ldv_undef_int:tmp:19995 := len 4 bytes, |3 times 0x0|0x88|
ldv_undef_int:tmp:19995:1 := len 4 bytes, |3 times 0x0|0x88|
ldv_undef_int:tmp:19995:2 := len 4 bytes, |4 times 0x0|
ldv_undef_ptr:tmp:20006 := len 8 bytes, |0x1|6 times 0x0|0x1|
ldv_undef_ptr:tmp:20006:1 := len 8 bytes, |0x1|6 times 0x0|0x1|
ldv_undef_int:tmp:19995:3 := len 4 bytes, |4 times 0x0|
ldv_undef_int:tmp:19995:4 := len 4 bytes, |4 times 0x0|
 -- ---- --
INFO: Total time elapsed: 2.43815112114
