bin/symbiotic --witness witness.graphml --no-slice --no-prepare --prp=../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_false-unreach-call.cil.out.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.: 109 103 969 6036
Removed infinite loop in ldv_stop
Removed infinite loop in ldv_stop___0
INFO: Compilation, preparation and instrumentation time: 0.28306221962
Removed calls to 'mutex_lock_nested' (function is undefined)
Removed calls to '_raw_spin_unlock_irqrestore' (function is undefined)
Removed calls to 'mutex_unlock' (function is undefined)
Removed calls to 'prepare_to_wait' (function is undefined)
Removed calls to 'schedule' (function is undefined)
Removed calls to 'finish_wait' (function is undefined)
Removed calls to 'might_fault' (function is undefined)
Removed calls to '__list_add' (function is undefined)
Removed calls to 'warn_slowpath_fmt' (function is undefined)
Defining function _raw_spin_lock_irqsave as symbolic
Defining function autoremove_wake_function as symbolic
Defining function printk as symbolic
Removed calls to '__wake_up' (function is undefined)
Removed calls to '_raw_spin_lock' (function is undefined)
Removed calls to '_raw_spin_unlock' (function is undefined)
Defining function _copy_from_user as symbolic
Defining function _copy_to_user as symbolic
Removed calls to '__raw_spin_lock_init' (function is undefined)
Removed calls to '__mutex_init' (function is undefined)
Removed calls to '__init_waitqueue_head' (function is undefined)
Removed calls to 'list_del' (function is undefined)
Removed calls to 'dev_set_drvdata' (function is undefined)
Removed calls to 'device_destroy' (function is undefined)
Removed calls to 'cdev_del' (function is undefined)
Removed calls to 'warn_slowpath_null' (function is undefined)
Defining function dev_get_drvdata as symbolic
Defining function device_create as symbolic
Removed calls to 'cdev_init' (function is undefined)
Defining function cdev_add as symbolic
Defining function dev_warn as symbolic
Defining function snprintf as symbolic
Defining function dev_err as symbolic
Removed calls to 'ldv_initialize' (function is undefined)
Removed calls to 'class_destroy' (function is undefined)
Removed calls to 'unregister_chrdev_region' (function is undefined)
Defining function usb_gadget_register_driver as symbolic
Defining function alloc_chrdev_region as symbolic
Defining function usb_gadget_unregister_driver as symbolic
Linked our definitions to these undefined functions:
  strcmp
  strlen
  strrchr
  __kmalloc
  kfree
  __VERIFIER_assume
  __VERIFIER_calloc0
  __VERIFIER_error
  __VERIFIER_exit
  __VERIFIER_make_symbolic
  __VERIFIER_malloc0
  __VERIFIER_nondet_int_named
  __VERIFIER_nondet_pointer_named
  __VERIFIER_nondet_size_t_named
  __VERIFIER_nondet_uint_named
  __VERIFIER_nondet_ulong_named
INFO: After-slicing optimizations and preparation time: 0.306895017624
INFO: Before verification stats: Globals/Functions/Blocks/Instr.: 161 89 534 3394
INFO: Starting verification
KLEE: WARNING ONCE: function "printer_read" has inline asm
KLEE: WARNING ONCE: function "printer_write" has inline asm
KLEE: WARNING ONCE: function "printer_fsync" 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_1cbe8c02-8fc0-488d-ad6a-e7d75b61c5db/symbiotic/lib/verifier/__VERIFIER_exit.c:6: abort failure
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_1cbe8c02-8fc0-488d-ad6a-e7d75b61c5db/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_1cbe8c02-8fc0-488d-ad6a-e7d75b61c5db/symbiotic/lib/verifier/__VERIFIER_error.c
Line: 9
assembly.ll line: 499
Stack: 
	#000000499 in __VERIFIER_error () at /tmp/vcloud-vcloud-master/worker/working_dir_1cbe8c02-8fc0-488d-ad6a-e7d75b61c5db/symbiotic/lib/verifier/__VERIFIER_error.c:9
	#100003628 in ldv_error () at /tmp/symbiotic-f3nbUF/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_false-unreach-call.cil.out.c:3308
	#200004148 in ldv_unregister_class () at /tmp/symbiotic-f3nbUF/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_false-unreach-call.cil.out.c:6303
	#300003908 in main () at /tmp/symbiotic-f3nbUF/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_false-unreach-call.cil.out.c:6145

 --- ----------- ---
Generating witness: /tmp/vcloud-vcloud-master/worker/working_dir_1cbe8c02-8fc0-488d-ad6a-e7d75b61c5db/symbiotic/witness.graphml
 -- ---- --
Symbolic objects:
nondet := len 8 bytes, |8 times 0x0|
nondet:1 := len 8 bytes, |8 times 0x0|
nondet:2 := len 4 bytes, |4 times 0x0|
nondet:3 := len 8 bytes, |8 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 1 bytes, |0x0|
nondet:8 := len 8 bytes, |8 times 0x0|
nondet:9 := len 8 bytes, |8 times 0x0|
nondet:10 := len 2 bytes, |2 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 40 bytes, |40 times 0x0|
nondet:17 := len 4 bytes, |4 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|
extern-global:init_uts_ns := len 396 bytes, |396 times 0x0|
extern-global:current_task := len 9672 bytes, |9672 times 0x0|
extern-global:__this_module := len 600 bytes, |600 times 0x0|
ldv_zalloc:tmp___0:3264 := len 4 bytes, |4 times 0x1|
ldv_zalloc:tmp___0:3264:1 := len 4 bytes, |4 times 0x1|
ldv_zalloc:tmp___0:3264:2 := len 4 bytes, |4 times 0x1|
ldv_zalloc:tmp___0:3264:3 := len 4 bytes, |4 times 0x1|
main:tmp___3:5820 := len 8 bytes, |8 times 0x0|
main:tmp___4:5822 := len 8 bytes, |8 times 0x0|
ldv_zalloc:tmp___0:3264:4 := len 4 bytes, |4 times 0x1|
main:tmp___6:5826 := len 4 bytes, |4 times 0x0|
ldv_zalloc:tmp___0:3264:5 := len 4 bytes, |4 times 0x1|
main:tmp___8:5830 := len 8 bytes, |8 times 0x0|
main:tmp___9:5832 := len 4 bytes, |4 times 0x0|
main:tmp___10:5840 := len 4 bytes, |0x1|3 times 0x0|
main:tmp___12:5898 := len 4 bytes, |0x1|3 times 0x0|
ldv_undef_ptr:tmp:3289 := len 8 bytes, |0xdc|0x7|2 times 0x0|0x1|3 times 0x0|
ldv_zalloc:tmp___0:3264:6 := len 4 bytes, |4 times 0x1|
main:tmp___10:5840:1 := len 4 bytes, |0x1|3 times 0x0|
main:tmp___12:5898:1 := len 4 bytes, |4 times 0x0|
 -- ---- --
INFO: Total time elapsed: 3.44672393799
