Showing error 447

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-powercolor-real-angel.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c
Line in file: 343
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 60 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.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 22 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
138static struct rc_map_table powercolor_real_angel[35]  = 
139#line 22 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
140  {      {(u32 )56, (u32 )227}, 
141        {(u32 )12, (u32 )226}, 
142        {(u32 )0, (u32 )11}, 
143        {(u32 )1, (u32 )2}, 
144        {(u32 )2, (u32 )3}, 
145        {(u32 )3, (u32 )4}, 
146        {(u32 )4, (u32 )5}, 
147        {(u32 )5, (u32 )6}, 
148        {(u32 )6, (u32 )7}, 
149        {(u32 )7, (u32 )8}, 
150        {(u32 )8, (u32 )9}, 
151        {(u32 )9, (u32 )10}, 
152        {(u32 )10, (u32 )413}, 
153        {(u32 )41, (u32 )412}, 
154        {(u32 )18, (u32 )225}, 
155        {(u32 )19, (u32 )224}, 
156        {(u32 )43, (u32 )373}, 
157        {(u32 )44, (u32 )388}, 
158        {(u32 )32, (u32 )402}, 
159        {(u32 )33, (u32 )403}, 
160        {(u32 )16, (u32 )115}, 
161        {(u32 )17, (u32 )114}, 
162        {(u32 )13, (u32 )113}, 
163        {(u32 )31, (u32 )167}, 
164        {(u32 )23, (u32 )207}, 
165        {(u32 )22, (u32 )119}, 
166        {(u32 )11, (u32 )128}, 
167        {(u32 )39, (u32 )208}, 
168        {(u32 )38, (u32 )168}, 
169        {(u32 )30, (u32 )217}, 
170        {(u32 )14, (u32 )212}, 
171        {(u32 )45, (u32 )141}, 
172        {(u32 )15, (u32 )375}, 
173        {(u32 )20, (u32 )385}, 
174        {(u32 )37, (u32 )116}};
175#line 60 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
176static struct rc_map_list powercolor_real_angel_map  =    {{(struct list_head *)0, (struct list_head *)0}, {powercolor_real_angel, (unsigned int )(sizeof(powercolor_real_angel) / sizeof(powercolor_real_angel[0]) + sizeof(struct __anonstruct_220 )),
177                                                     0U, 0U, (u64 )0, "rc-powercolor-real-angel",
178                                                     {{{{{0U}}, 0U, 0U, (void *)0}}}}};
179#line 69
180static int init_rc_map_powercolor_real_angel(void)  __attribute__((__section__(".init.text"),
181__no_instrument_function__)) ;
182#line 69 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
183static int init_rc_map_powercolor_real_angel(void) 
184{ int tmp ;
185
186  {
187  {
188#line 71
189  tmp = rc_map_register(& powercolor_real_angel_map);
190  }
191#line 71
192  return (tmp);
193}
194}
195#line 74
196static void exit_rc_map_powercolor_real_angel(void)  __attribute__((__section__(".exit.text"),
197__no_instrument_function__)) ;
198#line 74 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
199static void exit_rc_map_powercolor_real_angel(void) 
200{ 
201
202  {
203  {
204#line 76
205  rc_map_unregister(& powercolor_real_angel_map);
206  }
207#line 77
208  return;
209}
210}
211#line 79 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
212int init_module(void) 
213{ int tmp ;
214
215  {
216  {
217#line 79
218  tmp = init_rc_map_powercolor_real_angel();
219  }
220#line 79
221  return (tmp);
222}
223}
224#line 80 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
225void cleanup_module(void) 
226{ 
227
228  {
229  {
230#line 80
231  exit_rc_map_powercolor_real_angel();
232  }
233#line 80
234  return;
235}
236}
237#line 82 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
238static char const   __mod_license82[12]  __attribute__((__used__, __unused__, __section__(".modinfo"),
239__aligned__(1)))  = 
240#line 82
241  {      (char const   )'l',      (char const   )'i',      (char const   )'c',      (char const   )'e', 
242        (char const   )'n',      (char const   )'s',      (char const   )'e',      (char const   )'=', 
243        (char const   )'G',      (char const   )'P',      (char const   )'L',      (char const   )'\000'};
244#line 83 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
245static char const   __mod_author83[50]  __attribute__((__used__, __unused__, __section__(".modinfo"),
246__aligned__(1)))  = 
247#line 83
248  {      (char const   )'a',      (char const   )'u',      (char const   )'t',      (char const   )'h', 
249        (char const   )'o',      (char const   )'r',      (char const   )'=',      (char const   )'M', 
250        (char const   )'a',      (char const   )'u',      (char const   )'r',      (char const   )'o', 
251        (char const   )' ',      (char const   )'C',      (char const   )'a',      (char const   )'r', 
252        (char const   )'v',      (char const   )'a',      (char const   )'l',      (char const   )'h', 
253        (char const   )'o',      (char const   )' ',      (char const   )'C',      (char const   )'h', 
254        (char const   )'e',      (char const   )'h',      (char const   )'a',      (char const   )'b', 
255        (char const   )' ',      (char const   )'<',      (char const   )'m',      (char const   )'c', 
256        (char const   )'h',      (char const   )'e',      (char const   )'h',      (char const   )'a', 
257        (char const   )'b',      (char const   )'@',      (char const   )'r',      (char const   )'e', 
258        (char const   )'d',      (char const   )'h',      (char const   )'a',      (char const   )'t', 
259        (char const   )'.',      (char const   )'c',      (char const   )'o',      (char const   )'m', 
260        (char const   )'>',      (char const   )'\000'};
261#line 101
262void ldv_check_final_state(void) ;
263#line 107
264extern void ldv_initialize(void) ;
265#line 110
266extern int __VERIFIER_nondet_int(void) ;
267#line 113 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
268int LDV_IN_INTERRUPT  ;
269#line 116 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
270void main(void) 
271{ int tmp ;
272  int tmp___0 ;
273  int tmp___1 ;
274
275  {
276  {
277#line 128
278  LDV_IN_INTERRUPT = 1;
279#line 137
280  ldv_initialize();
281#line 143
282  tmp = init_rc_map_powercolor_real_angel();
283  }
284#line 143
285  if (tmp) {
286#line 144
287    goto ldv_final;
288  } else {
289
290  }
291  {
292#line 146
293  while (1) {
294    while_continue: /* CIL Label */ ;
295    {
296#line 146
297    tmp___1 = __VERIFIER_nondet_int();
298    }
299#line 146
300    if (tmp___1) {
301
302    } else {
303#line 146
304      goto while_break;
305    }
306    {
307#line 149
308    tmp___0 = __VERIFIER_nondet_int();
309    }
310    {
311#line 151
312    goto switch_default;
313#line 149
314    if (0) {
315      switch_default: /* CIL Label */ 
316#line 151
317      goto switch_break;
318    } else {
319      switch_break: /* CIL Label */ ;
320    }
321    }
322  }
323  while_break: /* CIL Label */ ;
324  }
325  {
326#line 163
327  exit_rc_map_powercolor_real_angel();
328  }
329  ldv_final: 
330  {
331#line 166
332  ldv_check_final_state();
333  }
334#line 169
335  return;
336}
337}
338#line 5 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/engine-blast-assert.h"
339void ldv_blast_assert(void) 
340{ 
341
342  {
343  ERROR: 
344#line 6
345  goto ERROR;
346}
347}
348#line 6 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/engine-blast.h"
349extern int __VERIFIER_nondet_int(void) ;
350#line 19 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
351int ldv_mutex  =    1;
352#line 22 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
353int __attribute__((__warn_unused_result__))  mutex_lock_interruptible(struct mutex *lock ) 
354{ int nondetermined ;
355
356  {
357#line 29
358  if (ldv_mutex == 1) {
359
360  } else {
361    {
362#line 29
363    ldv_blast_assert();
364    }
365  }
366  {
367#line 32
368  nondetermined = __VERIFIER_nondet_int();
369  }
370#line 35
371  if (nondetermined) {
372#line 38
373    ldv_mutex = 2;
374#line 40
375    return (0);
376  } else {
377#line 45
378    return (-4);
379  }
380}
381}
382#line 50 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
383int __attribute__((__warn_unused_result__))  mutex_lock_killable(struct mutex *lock ) 
384{ int nondetermined ;
385
386  {
387#line 57
388  if (ldv_mutex == 1) {
389
390  } else {
391    {
392#line 57
393    ldv_blast_assert();
394    }
395  }
396  {
397#line 60
398  nondetermined = __VERIFIER_nondet_int();
399  }
400#line 63
401  if (nondetermined) {
402#line 66
403    ldv_mutex = 2;
404#line 68
405    return (0);
406  } else {
407#line 73
408    return (-4);
409  }
410}
411}
412#line 78 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
413int atomic_dec_and_mutex_lock(atomic_t *cnt , struct mutex *lock ) 
414{ int atomic_value_after_dec ;
415
416  {
417#line 83
418  if (ldv_mutex == 1) {
419
420  } else {
421    {
422#line 83
423    ldv_blast_assert();
424    }
425  }
426  {
427#line 86
428  atomic_value_after_dec = __VERIFIER_nondet_int();
429  }
430#line 89
431  if (atomic_value_after_dec == 0) {
432#line 92
433    ldv_mutex = 2;
434#line 94
435    return (1);
436  } else {
437
438  }
439#line 98
440  return (0);
441}
442}
443#line 103 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
444void mutex_lock(struct mutex *lock ) 
445{ 
446
447  {
448#line 108
449  if (ldv_mutex == 1) {
450
451  } else {
452    {
453#line 108
454    ldv_blast_assert();
455    }
456  }
457#line 110
458  ldv_mutex = 2;
459#line 111
460  return;
461}
462}
463#line 114 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
464int mutex_trylock(struct mutex *lock ) 
465{ int nondetermined ;
466
467  {
468#line 121
469  if (ldv_mutex == 1) {
470
471  } else {
472    {
473#line 121
474    ldv_blast_assert();
475    }
476  }
477  {
478#line 124
479  nondetermined = __VERIFIER_nondet_int();
480  }
481#line 127
482  if (nondetermined) {
483#line 130
484    ldv_mutex = 2;
485#line 132
486    return (1);
487  } else {
488#line 137
489    return (0);
490  }
491}
492}
493#line 142 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
494void mutex_unlock(struct mutex *lock ) 
495{ 
496
497  {
498#line 147
499  if (ldv_mutex == 2) {
500
501  } else {
502    {
503#line 147
504    ldv_blast_assert();
505    }
506  }
507#line 149
508  ldv_mutex = 1;
509#line 150
510  return;
511}
512}
513#line 153 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/kernel-rules/files/model0032.c"
514void ldv_check_final_state(void) 
515{ 
516
517  {
518#line 156
519  if (ldv_mutex == 1) {
520
521  } else {
522    {
523#line 156
524    ldv_blast_assert();
525    }
526  }
527#line 157
528  return;
529}
530}
531#line 178 "/home/zakharov/launch/work/current--X--drivers/--X--defaultlinux-3.4--X--32_1--X--cpachecker/linux-3.4/csd_deg_dscv/12930/dscv_tempdir/dscv/ri/32_1/drivers/media/rc/keymaps/rc-powercolor-real-angel.c.common.c"
532long s__builtin_expect(long val , long res ) 
533{ 
534
535  {
536#line 179
537  return (val);
538}
539}