bin/symbiotic --witness witness.graphml --no-slice --no-prepare --prp=../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point_true-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.: 119 165 1295 8692
Removed infinite loop in ldv_stop
INFO: Compilation, preparation and instrumentation time: 0.357849121094
Removed calls to 'dev_err' (function is undefined)
Removed calls to '_raw_spin_lock_irq' (function is undefined)
Removed calls to '_raw_spin_unlock_irq' (function is undefined)
Removed calls to 'usb_autopm_get_interface_no_resume' (function is undefined)
Removed calls to 'usb_autopm_put_interface' (function is undefined)
Removed calls to 'usb_autopm_put_interface_async' (function is undefined)
Removed calls to 'usb_kill_urb' (function is undefined)
Removed calls to 'mutex_lock_nested' (function is undefined)
Removed calls to 'mutex_unlock' (function is undefined)
Removed calls to 'usb_put_intf' (function is undefined)
Removed calls to 'idr_remove' (function is undefined)
Defining function usb_autopm_get_interface as symbolic
Defining function usb_control_msg as symbolic
Defining function tty_termios_baud_rate as symbolic
Defining function usb_get_from_anchor as symbolic
Defining function sprintf as symbolic
Removed calls to 'dev_warn' (function is undefined)
Removed calls to '__init_work' (function is undefined)
Removed calls to 'lockdep_init_map' (function is undefined)
Removed calls to '__init_waitqueue_head' (function is undefined)
Removed calls to '__raw_spin_lock_init' (function is undefined)
Removed calls to '__mutex_init' (function is undefined)
Removed calls to 'tty_port_init' (function is undefined)
Removed calls to 'usb_free_coherent' (function is undefined)
Removed calls to 'device_remove_file' (function is undefined)
Removed calls to '_dev_info' (function is undefined)
Removed calls to 'usb_free_urb' (function is undefined)
Removed calls to '__wake_up' (function is undefined)
Removed calls to 'tty_vhangup' (function is undefined)
Removed calls to 'tty_kref_put' (function is undefined)
Removed calls to 'tty_unregister_device' (function is undefined)
Removed calls to 'usb_driver_release_interface' (function is undefined)
Removed calls to 'tty_port_put' (function is undefined)
Removed calls to 'tty_port_tty_hangup' (function is undefined)
Defining function cancel_work_sync as symbolic
Defining function tty_port_tty_get as symbolic
Defining function usb_ifnum_to_if as symbolic
Removed calls to 'tty_port_tty_wakeup' (function is undefined)
Removed calls to 'tty_flip_buffer_push' (function is undefined)
Removed calls to '_raw_spin_unlock_irqrestore' (function is undefined)
Defining function device_create_file as symbolic
Removed calls to '_raw_spin_lock' (function is undefined)
Removed calls to '_raw_spin_unlock' (function is undefined)
Defining function usb_driver_claim_interface as symbolic
Defining function usb_get_intf as symbolic
Defining function tty_port_register_device as symbolic
Defining function usb_clear_halt as symbolic
Defining function queue_work_on as symbolic
Defining function tty_insert_flip_string_fixed_flag as symbolic
Defining function idr_alloc as symbolic
Removed calls to 'tty_port_close' (function is undefined)
Removed calls to 'usb_anchor_urb' (function is undefined)
Removed calls to '__might_fault' (function is undefined)
Removed calls to 'add_wait_queue' (function is undefined)
Removed calls to 'schedule' (function is undefined)
Removed calls to 'remove_wait_queue' (function is undefined)
Removed calls to 'tty_port_hangup' (function is undefined)
Removed calls to '__copy_to_user_overflow' (function is undefined)
Defining function _copy_to_user as symbolic
Defining function default_wake_function as symbolic
Defining function capable as symbolic
Defining function _copy_from_user as symbolic
Defining function usb_autopm_get_interface_async as symbolic
Defining function tty_port_open as symbolic
Defining function tty_standard_install as symbolic
Defining function debug_lockdep_rcu_enabled as symbolic
Defining function idr_find_slowpath as symbolic
Removed calls to 'ldv_initialize' (function is undefined)
Removed calls to 'usb_deregister' (function is undefined)
Removed calls to 'put_tty_driver' (function is undefined)
Removed calls to 'tty_set_operations' (function is undefined)
Removed calls to 'ldv_check_final_state' (function is undefined)
Defining function tty_register_driver as symbolic
Defining function tty_unregister_driver as symbolic
Defining function printk as symbolic
Defining function usb_register_driver as symbolic
Defining function __tty_alloc_driver as symbolic
Defining function queue_delayed_work_on as symbolic
Removed calls to 'flush_workqueue' (function is undefined)
Defining function ldv_some_page as symbolic
Linked our definitions to these undefined functions:
  memcmp
  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: 0.394995212555
INFO: Before verification stats: Globals/Functions/Blocks/Instr.: 195 132 718 5677
INFO: Starting verification
KLEE: WARNING ONCE: function "acm_port_activate" has inline asm
KLEE: WARNING ONCE: function "acm_submit_read_urb" has inline asm
KLEE: WARNING ONCE: function "acm_probe" has inline asm
KLEE: WARNING ONCE: function "acm_read_bulk_callback" has inline asm
KLEE: WARNING ONCE: function "acm_tty_install" has inline asm
KLEE: WARNING ONCE: function "acm_tty_ioctl" has inline asm
KLEE: WARNING: undefined reference to variable: system_wq
KLEE: ERROR: unable to load symbol(system_wq) while initializing globals.
KLEE: output directory is "/tmp/symbiotic-BH8nfV/klee-out-0"
KLEE: Using STP solver backend
KLEE: WARNING ONCE: function "acm_port_activate" has inline asm
KLEE: WARNING ONCE: function "acm_submit_read_urb" has inline asm
KLEE: WARNING ONCE: function "acm_probe" has inline asm
KLEE: WARNING ONCE: function "acm_read_bulk_callback" has inline asm
KLEE: WARNING ONCE: function "acm_tty_install" has inline asm
KLEE: WARNING ONCE: function "acm_tty_ioctl" has inline asm
KLEE: WARNING: undefined reference to variable: system_wq
KLEE: ERROR: unable to load symbol(system_wq) while initializing globals.
Running the verifier failed
RESULT: unknown
INFO: Total time elapsed: 0.872938871384
