Showing error 391

User: Jiri Slaby
Error type: Reachable Error Location
Error type description: A specified error location is reachable in some program path
File location: ldv-linux-3.4/32_1_cilled_safe_ok_nondet_linux-3.4-32_1-drivers--media--rc--keymaps--rc-azurewave-ad-tu700.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c
Line in file: 358
Project: SV-COMP 2013
Project version: 2.6.28
Tools: Manual Work
Entered: 2013-01-17 16:57:54 UTC


Source:

  1/* Generated by CIL v. 1.3.7 */
  2/* print_CIL_Input is true */
  3
  4#line 46 "include/asm-generic/int-ll64.h"
  5typedef unsigned short u16;
  6#line 49 "include/asm-generic/int-ll64.h"
  7typedef unsigned int u32;
  8#line 52 "include/asm-generic/int-ll64.h"
  9typedef unsigned long long u64;
 10#line 219 "include/linux/types.h"
 11struct __anonstruct_atomic_t_7 {
 12   int counter ;
 13};
 14#line 219 "include/linux/types.h"
 15typedef struct __anonstruct_atomic_t_7 atomic_t;
 16#line 229 "include/linux/types.h"
 17struct list_head {
 18   struct list_head *next ;
 19   struct list_head *prev ;
 20};
 21#line 20 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/thread_info.h"
 22struct task_struct;
 23#line 20
 24struct task_struct;
 25#line 7 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/processor.h"
 26struct task_struct;
 27#line 52 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/paravirt_types.h"
 28struct task_struct;
 29#line 329
 30struct arch_spinlock;
 31#line 329
 32struct arch_spinlock;
 33#line 139 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/ptrace.h"
 34struct task_struct;
 35#line 8 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/current.h"
 36struct task_struct;
 37#line 14 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 38typedef u16 __ticket_t;
 39#line 15 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 40typedef u32 __ticketpair_t;
 41#line 20 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 42struct __raw_tickets {
 43   __ticket_t head ;
 44   __ticket_t tail ;
 45};
 46#line 20 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 47union __anonunion____missing_field_name_36 {
 48   __ticketpair_t head_tail ;
 49   struct __raw_tickets tickets ;
 50};
 51#line 20 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 52struct arch_spinlock {
 53   union __anonunion____missing_field_name_36 __annonCompField17 ;
 54};
 55#line 20 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/spinlock_types.h"
 56typedef struct arch_spinlock arch_spinlock_t;
 57#line 12 "include/linux/lockdep.h"
 58struct task_struct;
 59#line 20 "include/linux/spinlock_types.h"
 60struct raw_spinlock {
 61   arch_spinlock_t raw_lock ;
 62   unsigned int magic ;
 63   unsigned int owner_cpu ;
 64   void *owner ;
 65};
 66#line 64 "include/linux/spinlock_types.h"
 67union __anonunion____missing_field_name_39 {
 68   struct raw_spinlock rlock ;
 69};
 70#line 64 "include/linux/spinlock_types.h"
 71struct spinlock {
 72   union __anonunion____missing_field_name_39 __annonCompField19 ;
 73};
 74#line 64 "include/linux/spinlock_types.h"
 75typedef struct spinlock spinlock_t;
 76#line 55 "include/linux/wait.h"
 77struct task_struct;
 78#line 48 "include/linux/mutex.h"
 79struct mutex {
 80   atomic_t count ;
 81   spinlock_t wait_lock ;
 82   struct list_head wait_list ;
 83   struct task_struct *owner ;
 84   char const   *name ;
 85   void *magic ;
 86};
 87#line 18 "include/linux/capability.h"
 88struct task_struct;
 89#line 31 "include/media/rc-map.h"
 90struct rc_map_table {
 91   u32 scancode ;
 92   u32 keycode ;
 93};
 94#line 36 "include/media/rc-map.h"
 95struct rc_map {
 96   struct rc_map_table *scan ;
 97   unsigned int size ;
 98   unsigned int len ;
 99   unsigned int alloc ;
100   u64 rc_type ;
101   char const   *name ;
102   spinlock_t lock ;
103};
104#line 46 "include/media/rc-map.h"
105struct rc_map_list {
106   struct list_head list ;
107   struct rc_map map ;
108};
109#line 270 "/home/zakharov/launch/inst/current/envs/linux-3.4/linux-3.4/arch/x86/include/asm/elf.h"
110struct task_struct;
111#line 81 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
112struct __anonstruct_220 {
113   int  : 0 ;
114};
115#line 1 "<compiler builtins>"
116long __builtin_expect(long val , long res ) ;
117#line 152 "include/linux/mutex.h"
118void mutex_lock(struct mutex *lock ) ;
119#line 153
120int __attribute__((__warn_unused_result__))  mutex_lock_interruptible(struct mutex *lock ) ;
121#line 154
122int __attribute__((__warn_unused_result__))  mutex_lock_killable(struct mutex *lock ) ;
123#line 168
124int mutex_trylock(struct mutex *lock ) ;
125#line 169
126void mutex_unlock(struct mutex *lock ) ;
127#line 170
128int atomic_dec_and_mutex_lock(atomic_t *cnt , struct mutex *lock ) ;
129#line 53 "include/media/rc-map.h"
130extern int rc_map_register(struct rc_map_list *map ) ;
131#line 54
132extern void rc_map_unregister(struct rc_map_list *map ) ;
133#line 67 "include/linux/module.h"
134int init_module(void) ;
135#line 68
136void cleanup_module(void) ;
137#line 25 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
138static struct rc_map_table azurewave_ad_tu700[53]  = 
139#line 25 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
140  {      {(u32 )0, (u32 )15}, 
141        {(u32 )1, (u32 )3}, 
142        {(u32 )2, (u32 )403}, 
143        {(u32 )3, (u32 )2}, 
144        {(u32 )4, (u32 )139}, 
145        {(u32 )5, (u32 )402}, 
146        {(u32 )6, (u32 )4}, 
147        {(u32 )7, (u32 )142}, 
148        {(u32 )8, (u32 )393}, 
149        {(u32 )9, (u32 )5}, 
150        {(u32 )10, (u32 )114}, 
151        {(u32 )12, (u32 )223}, 
152        {(u32 )13, (u32 )8}, 
153        {(u32 )14, (u32 )129}, 
154        {(u32 )15, (u32 )388}, 
155        {(u32 )16, (u32 )113}, 
156        {(u32 )17, (u32 )167}, 
157        {(u32 )18, (u32 )208}, 
158        {(u32 )19, (u32 )158}, 
159        {(u32 )20, (u32 )207}, 
160        {(u32 )21, (u32 )11}, 
161        {(u32 )22, (u32 )356}, 
162        {(u32 )23, (u32 )364}, 
163        {(u32 )24, (u32 )398}, 
164        {(u32 )25, (u32 )9}, 
165        {(u32 )26, (u32 )128}, 
166        {(u32 )27, (u32 )10}, 
167        {(u32 )28, (u32 )365}, 
168        {(u32 )29, (u32 )6}, 
169        {(u32 )30, (u32 )115}, 
170        {(u32 )31, (u32 )7}, 
171        {(u32 )64, (u32 )168}, 
172        {(u32 )65, (u32 )412}, 
173        {(u32 )66, (u32 )407}, 
174        {(u32 )67, (u32 )370}, 
175        {(u32 )69, (u32 )78}, 
176        {(u32 )70, (u32 )74}, 
177        {(u32 )71, (u32 )181}, 
178        {(u32 )72, (u32 )358}, 
179        {(u32 )73, (u32 )373}, 
180        {(u32 )74, (u32 )355}, 
181        {(u32 )75, (u32 )103}, 
182        {(u32 )76, (u32 )119}, 
183        {(u32 )77, (u32 )372}, 
184        {(u32 )78, (u32 )105}, 
185        {(u32 )79, (u32 )352}, 
186        {(u32 )80, (u32 )368}, 
187        {(u32 )81, (u32 )108}, 
188        {(u32 )82, (u32 )106}, 
189        {(u32 )83, (u32 )399}, 
190        {(u32 )84, (u32 )212}, 
191        {(u32 )94, (u32 )400}, 
192        {(u32 )95, (u32 )401}};
193#line 81 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
194static struct rc_map_list azurewave_ad_tu700_map  =    {{(struct list_head *)0, (struct list_head *)0}, {azurewave_ad_tu700, (unsigned int )(sizeof(azurewave_ad_tu700) / sizeof(azurewave_ad_tu700[0]) + sizeof(struct __anonstruct_220 )),
195                                                     0U, 0U, (u64 )(1 << 1), "rc-azurewave-ad-tu700",
196                                                     {{{{{0U}}, 0U, 0U, (void *)0}}}}};
197#line 90
198static int init_rc_map_azurewave_ad_tu700(void)  __attribute__((__section__(".init.text"),
199__no_instrument_function__)) ;
200#line 90 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
201static int init_rc_map_azurewave_ad_tu700(void) 
202{ int tmp ;
203
204  {
205  {
206#line 92
207  tmp = rc_map_register(& azurewave_ad_tu700_map);
208  }
209#line 92
210  return (tmp);
211}
212}
213#line 95
214static void exit_rc_map_azurewave_ad_tu700(void)  __attribute__((__section__(".exit.text"),
215__no_instrument_function__)) ;
216#line 95 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
217static void exit_rc_map_azurewave_ad_tu700(void) 
218{ 
219
220  {
221  {
222#line 97
223  rc_map_unregister(& azurewave_ad_tu700_map);
224  }
225#line 98
226  return;
227}
228}
229#line 100 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
230int init_module(void) 
231{ int tmp ;
232
233  {
234  {
235#line 100
236  tmp = init_rc_map_azurewave_ad_tu700();
237  }
238#line 100
239  return (tmp);
240}
241}
242#line 101 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
243void cleanup_module(void) 
244{ 
245
246  {
247  {
248#line 101
249  exit_rc_map_azurewave_ad_tu700();
250  }
251#line 101
252  return;
253}
254}
255#line 103 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
256static char const   __mod_license103[12]  __attribute__((__used__, __unused__, __section__(".modinfo"),
257__aligned__(1)))  = 
258#line 103
259  {      (char const   )'l',      (char const   )'i',      (char const   )'c',      (char const   )'e', 
260        (char const   )'n',      (char const   )'s',      (char const   )'e',      (char const   )'=', 
261        (char const   )'G',      (char const   )'P',      (char const   )'L',      (char const   )'\000'};
262#line 104 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
263static char const   __mod_author104[38]  __attribute__((__used__, __unused__, __section__(".modinfo"),
264__aligned__(1)))  = 
265#line 104
266  {      (char const   )'a',      (char const   )'u',      (char const   )'t',      (char const   )'h', 
267        (char const   )'o',      (char const   )'r',      (char const   )'=',      (char const   )'A', 
268        (char const   )'n',      (char const   )'t',      (char const   )'t',      (char const   )'i', 
269        (char const   )' ',      (char const   )'P',      (char const   )'a',      (char const   )'l', 
270        (char const   )'o',      (char const   )'s',      (char const   )'a',      (char const   )'a', 
271        (char const   )'r',      (char const   )'i',      (char const   )' ',      (char const   )'<', 
272        (char const   )'c',      (char const   )'r',      (char const   )'o',      (char const   )'p', 
273        (char const   )'e',      (char const   )'@',      (char const   )'i',      (char const   )'k', 
274        (char const   )'i',      (char const   )'.',      (char const   )'f',      (char const   )'i', 
275        (char const   )'>',      (char const   )'\000'};
276#line 122
277void ldv_check_final_state(void) ;
278#line 128
279extern void ldv_initialize(void) ;
280#line 131
281extern int __VERIFIER_nondet_int(void) ;
282#line 134 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
283int LDV_IN_INTERRUPT  ;
284#line 137 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
285void main(void) 
286{ int tmp ;
287  int tmp___0 ;
288  int tmp___1 ;
289
290  {
291  {
292#line 149
293  LDV_IN_INTERRUPT = 1;
294#line 158
295  ldv_initialize();
296#line 164
297  tmp = init_rc_map_azurewave_ad_tu700();
298  }
299#line 164
300  if (tmp) {
301#line 165
302    goto ldv_final;
303  } else {
304
305  }
306  {
307#line 167
308  while (1) {
309    while_continue: /* CIL Label */ ;
310    {
311#line 167
312    tmp___1 = __VERIFIER_nondet_int();
313    }
314#line 167
315    if (tmp___1) {
316
317    } else {
318#line 167
319      goto while_break;
320    }
321    {
322#line 170
323    tmp___0 = __VERIFIER_nondet_int();
324    }
325    {
326#line 172
327    goto switch_default;
328#line 170
329    if (0) {
330      switch_default: /* CIL Label */ 
331#line 172
332      goto switch_break;
333    } else {
334      switch_break: /* CIL Label */ ;
335    }
336    }
337  }
338  while_break: /* CIL Label */ ;
339  }
340  {
341#line 184
342  exit_rc_map_azurewave_ad_tu700();
343  }
344  ldv_final: 
345  {
346#line 187
347  ldv_check_final_state();
348  }
349#line 190
350  return;
351}
352}
353#line 5 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/engine-blast-assert.h"
354void ldv_blast_assert(void) 
355{ 
356
357  {
358  ERROR: 
359#line 6
360  goto ERROR;
361}
362}
363#line 6 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/engine-blast.h"
364extern int __VERIFIER_nondet_int(void) ;
365#line 19 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
366int ldv_mutex  =    1;
367#line 22 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
368int __attribute__((__warn_unused_result__))  mutex_lock_interruptible(struct mutex *lock ) 
369{ int nondetermined ;
370
371  {
372#line 29
373  if (ldv_mutex == 1) {
374
375  } else {
376    {
377#line 29
378    ldv_blast_assert();
379    }
380  }
381  {
382#line 32
383  nondetermined = __VERIFIER_nondet_int();
384  }
385#line 35
386  if (nondetermined) {
387#line 38
388    ldv_mutex = 2;
389#line 40
390    return (0);
391  } else {
392#line 45
393    return (-4);
394  }
395}
396}
397#line 50 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
398int __attribute__((__warn_unused_result__))  mutex_lock_killable(struct mutex *lock ) 
399{ int nondetermined ;
400
401  {
402#line 57
403  if (ldv_mutex == 1) {
404
405  } else {
406    {
407#line 57
408    ldv_blast_assert();
409    }
410  }
411  {
412#line 60
413  nondetermined = __VERIFIER_nondet_int();
414  }
415#line 63
416  if (nondetermined) {
417#line 66
418    ldv_mutex = 2;
419#line 68
420    return (0);
421  } else {
422#line 73
423    return (-4);
424  }
425}
426}
427#line 78 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
428int atomic_dec_and_mutex_lock(atomic_t *cnt , struct mutex *lock ) 
429{ int atomic_value_after_dec ;
430
431  {
432#line 83
433  if (ldv_mutex == 1) {
434
435  } else {
436    {
437#line 83
438    ldv_blast_assert();
439    }
440  }
441  {
442#line 86
443  atomic_value_after_dec = __VERIFIER_nondet_int();
444  }
445#line 89
446  if (atomic_value_after_dec == 0) {
447#line 92
448    ldv_mutex = 2;
449#line 94
450    return (1);
451  } else {
452
453  }
454#line 98
455  return (0);
456}
457}
458#line 103 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
459void mutex_lock(struct mutex *lock ) 
460{ 
461
462  {
463#line 108
464  if (ldv_mutex == 1) {
465
466  } else {
467    {
468#line 108
469    ldv_blast_assert();
470    }
471  }
472#line 110
473  ldv_mutex = 2;
474#line 111
475  return;
476}
477}
478#line 114 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
479int mutex_trylock(struct mutex *lock ) 
480{ int nondetermined ;
481
482  {
483#line 121
484  if (ldv_mutex == 1) {
485
486  } else {
487    {
488#line 121
489    ldv_blast_assert();
490    }
491  }
492  {
493#line 124
494  nondetermined = __VERIFIER_nondet_int();
495  }
496#line 127
497  if (nondetermined) {
498#line 130
499    ldv_mutex = 2;
500#line 132
501    return (1);
502  } else {
503#line 137
504    return (0);
505  }
506}
507}
508#line 142 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
509void mutex_unlock(struct mutex *lock ) 
510{ 
511
512  {
513#line 147
514  if (ldv_mutex == 2) {
515
516  } else {
517    {
518#line 147
519    ldv_blast_assert();
520    }
521  }
522#line 149
523  ldv_mutex = 1;
524#line 150
525  return;
526}
527}
528#line 153 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
529void ldv_check_final_state(void) 
530{ 
531
532  {
533#line 156
534  if (ldv_mutex == 1) {
535
536  } else {
537    {
538#line 156
539    ldv_blast_assert();
540    }
541  }
542#line 157
543  return;
544}
545}
546#line 199 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12874/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-azurewave-ad-tu700.c.common.c"
547long s__builtin_expect(long val , long res ) 
548{ 
549
550  {
551#line 200
552  return (val);
553}
554}