[L3888]               0  pthread_t t1,t2;
[L3962]  CALL, EXPR   0  my_drv_init()
[L3956]               0  return 0;
[L3962]  RET, EXPR    0  my_drv_init()
[L3962]               0  int ret = my_drv_init();
[L3963]  COND TRUE    0  ret==0
[L3964]               0  int probe_ret;
[L3965]               0  struct my_data data;
[L3966]  CALL, EXPR   0  my_drv_probe(&data)
[L3919]               0  struct device *d = &data->dev;
[L3923]               0  data->shared.a = 0
[L3924]               0  data->shared.b = 0
[L3925]               0  int res = __VERIFIER_nondet_int();
[L3926]  COND FALSE   0  !(\read(res))
[L3929]  FCALL, FORK  0  pthread_create(&t1, ((void *)0), my_callback, (void *)d)
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, d={6:24}, data={6:0}, res=0, t1=-2, t2=0]
[L3902]               1  struct device *dev = (struct device*)arg;
[L3903]               1  struct my_data *data;
[L3904]               1  const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev);
[L3904]               1  { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - __builtin_offsetof (struct my_data, dev) );}
[L3904]               1  data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - __builtin_offsetof (struct my_data, dev) );})
[L3907]               1  data->shared.a = 1
         VAL             [\old(arg)={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1=-2, t2=0]
[L3910]  EXPR         1  data->shared.b
[L3910]               1  int lb = data->shared.b;
[L3913]               1  data->shared.b = lb + 1
         VAL             [\old(arg)={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1=-2, t2=0]
[L3916]               1  return 0;
[L3930]  FCALL, FORK  0  pthread_create(&t2, ((void *)0), my_callback, (void *)d)
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, res=0, t1=-2, t2=-1]
[L3902]               2  struct device *dev = (struct device*)arg;
[L3903]               2  struct my_data *data;
[L3904]               2  const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev);
[L3904]               2  { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - __builtin_offsetof (struct my_data, dev) );}
[L3904]               2  data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - __builtin_offsetof (struct my_data, dev) );})
[L3907]               2  data->shared.a = 1
         VAL             [\old(arg)={6:24}, \result={0:0}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1=-2, t2=-1]
[L3910]  EXPR         2  data->shared.b
[L3910]               2  int lb = data->shared.b;
[L3913]               2  data->shared.b = lb + 1
         VAL             [\old(arg)={6:24}, \result={0:0}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1=-2, t2=-1]
[L3916]               2  return 0;
[L3933]               0  data->shared.a = 3
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, res=0, t1=-2, t2=-1]
[L3936]               0  data->shared.b = 3
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, res=0, t1=-2, t2=-1]
[L3939]  EXPR         0  data->shared.a
[L3939]  CALL         0  ldv_assert(data->shared.a==3)
[L3887]  COND FALSE   0  !(!expression)
[L3939]  RET          0  ldv_assert(data->shared.a==3)
[L3942]  EXPR         0  data->shared.b
[L3942]  CALL         0  ldv_assert(data->shared.b==3)
[L3887]  COND FALSE   0  !(!expression)
[L3942]  RET          0  ldv_assert(data->shared.b==3)
[L3944]               0  return 0;
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result=0, \result={0:0}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, res=0, t1=-2, t2=-1]
[L3966]  RET, EXPR    0  my_drv_probe(&data)
[L3966]               0  probe_ret = my_drv_probe(&data)
[L3967]  COND TRUE    0  probe_ret==0
[L3968]  CALL         0  my_drv_disconnect(&data)
[L3950]               0  void *status;
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, status={5:0}, t1=-2, t2=-1]
[L3951]  FCALL, JOIN  1  pthread_join(t1, &status)
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, status={5:0}, t1=-2, t2=-1]
[L3952]  FCALL, JOIN  2  pthread_join(t2, &status)
         VAL             [\old(arg)={6:24}, \old(data)={6:0}, \result={0:0}, arg={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=0, status={5:0}, t1=-2, t2=-1]
[L3968]  RET          0  my_drv_disconnect(&data)
[L3969]  EXPR         0  data.shared.a
[L3969]  CALL         0  ldv_assert(data.shared.a==1)
[L3887]  COND TRUE    0  !expression
         VAL             [\old(arg)={6:24}, \old(expression)=0, \result={0:0}, arg={6:24}, data={6:0}, dev={6:24}, expression=0, lb=0, t1=-2, t2=-1]
[L3887]               0  reach_error()
         VAL             [\old(arg)={6:24}, \old(expression)=0, \result={0:0}, arg={6:24}, data={6:0}, dev={6:24}, expression=0, lb=0, t1=-2, t2=-1]