formal-model/results/urcu-controldataflow-ipi-intel/urcu_free_no_wmb.log

   1 make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow'
   2 rm -f pan* trail.out .input.spin* *.spin.trail .input.define
   3 touch .input.define
   4 cat .input.define >> pan.ltl
   5 cat DEFINES >> pan.ltl
   6 spin -f "!(`cat urcu_free.ltl | grep -v ^//`)" >> pan.ltl
   7 cp urcu_free_no_wmb.define .input.define
   8 cat .input.define > .input.spin
   9 cat DEFINES >> .input.spin
  10 cat urcu.spin >> .input.spin
  11 rm -f .input.spin.trail
  12 spin -a -X -N pan.ltl .input.spin
  13 Exit-Status 0
  14 gcc -O2 -w -DHASH64 -o pan pan.c
  15 ./pan -a -v -c1 -X -m10000000 -w20
  16 warning: for p.o. reduction to be valid the never claim must be stutter-invariant
  17 (never claims generated from LTL formulae are stutter-invariant)
  18 depth 0: Claim reached state 5 (line 1272)
  19 Depth=    6716 States=    1e+06 Transitions= 5.89e+06 Memory=   550.432 t=   14.4 R=   7e+04
  20 Depth=    6716 States=    2e+06 Transitions= 1.63e+07 Memory=   634.318 t=   42.7 R=   5e+04
  21 Depth=    6716 States=    3e+06 Transitions= 2.25e+07 Memory=   718.303 t=   58.7 R=   5e+04
  22 pan: resizing hashtable to -w22..  done
  23 Depth=    6716 States=    4e+06 Transitions= 3.22e+07 Memory=   833.311 t=   85.5 R=   5e+04
  24 Depth=    6716 States=    5e+06 Transitions= 4.86e+07 Memory=   917.295 t=    132 R=   4e+04
  25 Depth=    6716 States=    6e+06 Transitions= 6.42e+07 Memory=  1001.279 t=    176 R=   3e+04
  26 Depth=    6716 States=    7e+06 Transitions= 7.63e+07 Memory=  1085.264 t=    209 R=   3e+04
  27 Depth=    6716 States=    8e+06 Transitions= 8.46e+07 Memory=  1169.151 t=    232 R=   3e+04
  28 Depth=    6716 States=    9e+06 Transitions= 9.43e+07 Memory=  1253.135 t=    259 R=   3e+04
  29 pan: resizing hashtable to -w24..  done
  30 Depth=    6716 States=    1e+07 Transitions= 1.03e+08 Memory=  1461.115 t=    283 R=   4e+04
  31 Depth=    6716 States=  1.1e+07 Transitions= 1.15e+08 Memory=  1545.100 t=    316 R=   3e+04
  32 Depth=    6716 States=  1.2e+07 Transitions= 1.21e+08 Memory=  1629.084 t=    331 R=   4e+04
  33 pan: claim violated! (at depth 1387)
  34 pan: wrote .input.spin.trail
  35
  36 (Spin Version 5.1.7 -- 23 December 2008)
  37 Warning: Search not completed
  38         + Partial Order Reduction
  39
  40 Full statespace search for:
  41         never claim             +
  42         assertion violations    + (if within scope of claim)
  43         acceptance   cycles     + (fairness disabled)
  44         invalid end states      - (disabled by never claim)
  45
  46 State-vector 88 byte, depth reached 6716, errors: 1
  47  12467262 states, stored
  48 1.1402162e+08 states, matched
  49 1.2648888e+08 transitions (= stored+matched)
  50 1.8978936e+09 atomic steps
  51 hash conflicts:  82801757 (resolved)
  52
  53 Stats on memory usage (in Megabytes):
  54  1379.206       equivalent memory usage for states (stored*(State-vector + overhead))
  55  1083.262       actual memory usage for states (compression: 78.54%)
  56                 state-vector as stored = 63 byte + 28 byte overhead
  57   128.000       memory used for hash table (-w24)
  58   457.764       memory used for DFS stack (-m10000000)
  59  1668.342       total actual memory usage
  60
  61 unreached in proctype urcu_reader
  62         line 262, "pan.___", state 30, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  63         line 270, "pan.___", state 52, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
  64         line 274, "pan.___", state 61, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
  65         line 239, "pan.___", state 77, "(1)"
  66         line 243, "pan.___", state 85, "(1)"
  67         line 247, "pan.___", state 97, "(1)"
  68         line 251, "pan.___", state 105, "(1)"
  69         line 401, "pan.___", state 131, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  70         line 410, "pan.___", state 163, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
  71         line 414, "pan.___", state 177, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
  72         line 239, "pan.___", state 195, "(1)"
  73         line 247, "pan.___", state 215, "(1)"
  74         line 251, "pan.___", state 223, "(1)"
  75         line 680, "pan.___", state 242, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<1))"
  76         line 401, "pan.___", state 249, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  77         line 410, "pan.___", state 281, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
  78         line 414, "pan.___", state 295, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
  79         line 239, "pan.___", state 313, "(1)"
  80         line 247, "pan.___", state 333, "(1)"
  81         line 251, "pan.___", state 341, "(1)"
  82         line 401, "pan.___", state 360, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  83         line 410, "pan.___", state 392, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
  84         line 414, "pan.___", state 406, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
  85         line 239, "pan.___", state 424, "(1)"
  86         line 247, "pan.___", state 444, "(1)"
  87         line 251, "pan.___", state 452, "(1)"
  88         line 401, "pan.___", state 473, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  89         line 401, "pan.___", state 475, "(1)"
  90         line 401, "pan.___", state 476, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
  91         line 401, "pan.___", state 476, "else"
  92         line 401, "pan.___", state 479, "(1)"
  93         line 405, "pan.___", state 487, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  94         line 405, "pan.___", state 489, "(1)"
  95         line 405, "pan.___", state 490, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
  96         line 405, "pan.___", state 490, "else"
  97         line 405, "pan.___", state 493, "(1)"
  98         line 405, "pan.___", state 494, "(1)"
  99         line 405, "pan.___", state 494, "(1)"
 100         line 403, "pan.___", state 499, "((i<1))"
 101         line 403, "pan.___", state 499, "((i>=1))"
 102         line 410, "pan.___", state 505, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 103         line 410, "pan.___", state 507, "(1)"
 104         line 410, "pan.___", state 508, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
 105         line 410, "pan.___", state 508, "else"
 106         line 410, "pan.___", state 511, "(1)"
 107         line 410, "pan.___", state 512, "(1)"
 108         line 410, "pan.___", state 512, "(1)"
 109         line 414, "pan.___", state 519, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 110         line 414, "pan.___", state 521, "(1)"
 111         line 414, "pan.___", state 522, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
 112         line 414, "pan.___", state 522, "else"
 113         line 414, "pan.___", state 525, "(1)"
 114         line 414, "pan.___", state 526, "(1)"
 115         line 414, "pan.___", state 526, "(1)"
 116         line 412, "pan.___", state 531, "((i<2))"
 117         line 412, "pan.___", state 531, "((i>=2))"
 118         line 239, "pan.___", state 537, "(1)"
 119         line 243, "pan.___", state 545, "(1)"
 120         line 243, "pan.___", state 546, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 121         line 243, "pan.___", state 546, "else"
 122         line 241, "pan.___", state 551, "((i<1))"
 123         line 241, "pan.___", state 551, "((i>=1))"
 124         line 247, "pan.___", state 557, "(1)"
 125         line 247, "pan.___", state 558, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
 126         line 247, "pan.___", state 558, "else"
 127         line 251, "pan.___", state 565, "(1)"
 128         line 251, "pan.___", state 566, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
 129         line 251, "pan.___", state 566, "else"
 130         line 249, "pan.___", state 571, "((i<2))"
 131         line 249, "pan.___", state 571, "((i>=2))"
 132         line 256, "pan.___", state 575, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 133         line 256, "pan.___", state 575, "else"
 134         line 421, "pan.___", state 577, "(1)"
 135         line 421, "pan.___", state 577, "(1)"
 136         line 680, "pan.___", state 580, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
 137         line 680, "pan.___", state 581, "_proc_urcu_reader = (_proc_urcu_reader|(1<<5))"
 138         line 680, "pan.___", state 582, "(1)"
 139         line 401, "pan.___", state 589, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 140         line 410, "pan.___", state 621, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 141         line 414, "pan.___", state 635, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 142         line 239, "pan.___", state 653, "(1)"
 143         line 247, "pan.___", state 673, "(1)"
 144         line 251, "pan.___", state 681, "(1)"
 145         line 401, "pan.___", state 707, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 146         line 401, "pan.___", state 709, "(1)"
 147         line 401, "pan.___", state 710, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 148         line 401, "pan.___", state 710, "else"
 149         line 401, "pan.___", state 713, "(1)"
 150         line 405, "pan.___", state 721, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 151         line 405, "pan.___", state 723, "(1)"
 152         line 405, "pan.___", state 724, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 153         line 405, "pan.___", state 724, "else"
 154         line 405, "pan.___", state 727, "(1)"
 155         line 405, "pan.___", state 728, "(1)"
 156         line 405, "pan.___", state 728, "(1)"
 157         line 403, "pan.___", state 733, "((i<1))"
 158         line 403, "pan.___", state 733, "((i>=1))"
 159         line 410, "pan.___", state 739, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 160         line 410, "pan.___", state 741, "(1)"
 161         line 410, "pan.___", state 742, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
 162         line 410, "pan.___", state 742, "else"
 163         line 410, "pan.___", state 745, "(1)"
 164         line 410, "pan.___", state 746, "(1)"
 165         line 410, "pan.___", state 746, "(1)"
 166         line 414, "pan.___", state 753, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 167         line 414, "pan.___", state 755, "(1)"
 168         line 414, "pan.___", state 756, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
 169         line 414, "pan.___", state 756, "else"
 170         line 414, "pan.___", state 759, "(1)"
 171         line 414, "pan.___", state 760, "(1)"
 172         line 414, "pan.___", state 760, "(1)"
 173         line 412, "pan.___", state 765, "((i<2))"
 174         line 412, "pan.___", state 765, "((i>=2))"
 175         line 239, "pan.___", state 771, "(1)"
 176         line 243, "pan.___", state 779, "(1)"
 177         line 243, "pan.___", state 780, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 178         line 243, "pan.___", state 780, "else"
 179         line 241, "pan.___", state 785, "((i<1))"
 180         line 241, "pan.___", state 785, "((i>=1))"
 181         line 247, "pan.___", state 791, "(1)"
 182         line 247, "pan.___", state 792, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
 183         line 247, "pan.___", state 792, "else"
 184         line 251, "pan.___", state 799, "(1)"
 185         line 251, "pan.___", state 800, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
 186         line 251, "pan.___", state 800, "else"
 187         line 256, "pan.___", state 809, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 188         line 256, "pan.___", state 809, "else"
 189         line 421, "pan.___", state 811, "(1)"
 190         line 421, "pan.___", state 811, "(1)"
 191         line 401, "pan.___", state 818, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 192         line 401, "pan.___", state 820, "(1)"
 193         line 401, "pan.___", state 821, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 194         line 401, "pan.___", state 821, "else"
 195         line 401, "pan.___", state 824, "(1)"
 196         line 405, "pan.___", state 832, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 197         line 405, "pan.___", state 834, "(1)"
 198         line 405, "pan.___", state 835, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 199         line 405, "pan.___", state 835, "else"
 200         line 405, "pan.___", state 838, "(1)"
 201         line 405, "pan.___", state 839, "(1)"
 202         line 405, "pan.___", state 839, "(1)"
 203         line 403, "pan.___", state 844, "((i<1))"
 204         line 403, "pan.___", state 844, "((i>=1))"
 205         line 410, "pan.___", state 850, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 206         line 410, "pan.___", state 852, "(1)"
 207         line 410, "pan.___", state 853, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
 208         line 410, "pan.___", state 853, "else"
 209         line 410, "pan.___", state 856, "(1)"
 210         line 410, "pan.___", state 857, "(1)"
 211         line 410, "pan.___", state 857, "(1)"
 212         line 414, "pan.___", state 864, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 213         line 414, "pan.___", state 866, "(1)"
 214         line 414, "pan.___", state 867, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
 215         line 414, "pan.___", state 867, "else"
 216         line 414, "pan.___", state 870, "(1)"
 217         line 414, "pan.___", state 871, "(1)"
 218         line 414, "pan.___", state 871, "(1)"
 219         line 412, "pan.___", state 876, "((i<2))"
 220         line 412, "pan.___", state 876, "((i>=2))"
 221         line 239, "pan.___", state 882, "(1)"
 222         line 243, "pan.___", state 890, "(1)"
 223         line 243, "pan.___", state 891, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 224         line 243, "pan.___", state 891, "else"
 225         line 241, "pan.___", state 896, "((i<1))"
 226         line 241, "pan.___", state 896, "((i>=1))"
 227         line 247, "pan.___", state 902, "(1)"
 228         line 247, "pan.___", state 903, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
 229         line 247, "pan.___", state 903, "else"
 230         line 251, "pan.___", state 910, "(1)"
 231         line 251, "pan.___", state 911, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
 232         line 251, "pan.___", state 911, "else"
 233         line 249, "pan.___", state 916, "((i<2))"
 234         line 249, "pan.___", state 916, "((i>=2))"
 235         line 256, "pan.___", state 920, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 236         line 256, "pan.___", state 920, "else"
 237         line 421, "pan.___", state 922, "(1)"
 238         line 421, "pan.___", state 922, "(1)"
 239         line 688, "pan.___", state 926, "_proc_urcu_reader = (_proc_urcu_reader|(1<<11))"
 240         line 401, "pan.___", state 931, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 241         line 410, "pan.___", state 963, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 242         line 414, "pan.___", state 977, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 243         line 239, "pan.___", state 995, "(1)"
 244         line 247, "pan.___", state 1015, "(1)"
 245         line 251, "pan.___", state 1023, "(1)"
 246         line 401, "pan.___", state 1045, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 247         line 410, "pan.___", state 1077, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 248         line 414, "pan.___", state 1091, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 249         line 239, "pan.___", state 1109, "(1)"
 250         line 247, "pan.___", state 1129, "(1)"
 251         line 251, "pan.___", state 1137, "(1)"
 252         line 401, "pan.___", state 1160, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 253         line 410, "pan.___", state 1192, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 254         line 414, "pan.___", state 1206, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 255         line 239, "pan.___", state 1224, "(1)"
 256         line 247, "pan.___", state 1244, "(1)"
 257         line 251, "pan.___", state 1252, "(1)"
 258         line 401, "pan.___", state 1271, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 259         line 410, "pan.___", state 1303, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 260         line 414, "pan.___", state 1317, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 261         line 239, "pan.___", state 1335, "(1)"
 262         line 247, "pan.___", state 1355, "(1)"
 263         line 251, "pan.___", state 1363, "(1)"
 264         line 401, "pan.___", state 1387, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 265         line 410, "pan.___", state 1419, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 266         line 414, "pan.___", state 1433, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 267         line 239, "pan.___", state 1451, "(1)"
 268         line 247, "pan.___", state 1471, "(1)"
 269         line 251, "pan.___", state 1479, "(1)"
 270         line 401, "pan.___", state 1498, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 271         line 410, "pan.___", state 1530, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 272         line 414, "pan.___", state 1544, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 273         line 239, "pan.___", state 1562, "(1)"
 274         line 247, "pan.___", state 1582, "(1)"
 275         line 251, "pan.___", state 1590, "(1)"
 276         line 401, "pan.___", state 1612, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 277         line 410, "pan.___", state 1644, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 278         line 414, "pan.___", state 1658, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 279         line 239, "pan.___", state 1676, "(1)"
 280         line 247, "pan.___", state 1696, "(1)"
 281         line 251, "pan.___", state 1704, "(1)"
 282         line 727, "pan.___", state 1723, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<19))"
 283         line 401, "pan.___", state 1730, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 284         line 410, "pan.___", state 1762, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 285         line 414, "pan.___", state 1776, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 286         line 239, "pan.___", state 1794, "(1)"
 287         line 247, "pan.___", state 1814, "(1)"
 288         line 251, "pan.___", state 1822, "(1)"
 289         line 401, "pan.___", state 1841, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 290         line 410, "pan.___", state 1873, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 291         line 414, "pan.___", state 1887, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 292         line 239, "pan.___", state 1905, "(1)"
 293         line 247, "pan.___", state 1925, "(1)"
 294         line 251, "pan.___", state 1933, "(1)"
 295         line 401, "pan.___", state 1954, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 296         line 401, "pan.___", state 1956, "(1)"
 297         line 401, "pan.___", state 1957, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 298         line 401, "pan.___", state 1957, "else"
 299         line 401, "pan.___", state 1960, "(1)"
 300         line 405, "pan.___", state 1968, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 301         line 405, "pan.___", state 1970, "(1)"
 302         line 405, "pan.___", state 1971, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 303         line 405, "pan.___", state 1971, "else"
 304         line 405, "pan.___", state 1974, "(1)"
 305         line 405, "pan.___", state 1975, "(1)"
 306         line 405, "pan.___", state 1975, "(1)"
 307         line 403, "pan.___", state 1980, "((i<1))"
 308         line 403, "pan.___", state 1980, "((i>=1))"
 309         line 410, "pan.___", state 1986, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 310         line 410, "pan.___", state 1988, "(1)"
 311         line 410, "pan.___", state 1989, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
 312         line 410, "pan.___", state 1989, "else"
 313         line 410, "pan.___", state 1992, "(1)"
 314         line 410, "pan.___", state 1993, "(1)"
 315         line 410, "pan.___", state 1993, "(1)"
 316         line 414, "pan.___", state 2000, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 317         line 414, "pan.___", state 2002, "(1)"
 318         line 414, "pan.___", state 2003, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
 319         line 414, "pan.___", state 2003, "else"
 320         line 414, "pan.___", state 2006, "(1)"
 321         line 414, "pan.___", state 2007, "(1)"
 322         line 414, "pan.___", state 2007, "(1)"
 323         line 412, "pan.___", state 2012, "((i<2))"
 324         line 412, "pan.___", state 2012, "((i>=2))"
 325         line 239, "pan.___", state 2018, "(1)"
 326         line 243, "pan.___", state 2026, "(1)"
 327         line 243, "pan.___", state 2027, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 328         line 243, "pan.___", state 2027, "else"
 329         line 241, "pan.___", state 2032, "((i<1))"
 330         line 241, "pan.___", state 2032, "((i>=1))"
 331         line 247, "pan.___", state 2038, "(1)"
 332         line 247, "pan.___", state 2039, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
 333         line 247, "pan.___", state 2039, "else"
 334         line 251, "pan.___", state 2046, "(1)"
 335         line 251, "pan.___", state 2047, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
 336         line 251, "pan.___", state 2047, "else"
 337         line 249, "pan.___", state 2052, "((i<2))"
 338         line 249, "pan.___", state 2052, "((i>=2))"
 339         line 256, "pan.___", state 2056, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 340         line 256, "pan.___", state 2056, "else"
 341         line 421, "pan.___", state 2058, "(1)"
 342         line 421, "pan.___", state 2058, "(1)"
 343         line 727, "pan.___", state 2061, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
 344         line 727, "pan.___", state 2062, "_proc_urcu_reader = (_proc_urcu_reader|(1<<23))"
 345         line 727, "pan.___", state 2063, "(1)"
 346         line 401, "pan.___", state 2070, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 347         line 410, "pan.___", state 2102, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 348         line 414, "pan.___", state 2116, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 349         line 239, "pan.___", state 2134, "(1)"
 350         line 247, "pan.___", state 2154, "(1)"
 351         line 251, "pan.___", state 2162, "(1)"
 352         line 401, "pan.___", state 2187, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 353         line 410, "pan.___", state 2219, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 354         line 414, "pan.___", state 2233, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 355         line 239, "pan.___", state 2251, "(1)"
 356         line 247, "pan.___", state 2271, "(1)"
 357         line 251, "pan.___", state 2279, "(1)"
 358         line 401, "pan.___", state 2298, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 359         line 410, "pan.___", state 2330, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 360         line 414, "pan.___", state 2344, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 361         line 239, "pan.___", state 2362, "(1)"
 362         line 247, "pan.___", state 2382, "(1)"
 363         line 251, "pan.___", state 2390, "(1)"
 364         line 239, "pan.___", state 2421, "(1)"
 365         line 247, "pan.___", state 2441, "(1)"
 366         line 251, "pan.___", state 2449, "(1)"
 367         line 239, "pan.___", state 2464, "(1)"
 368         line 247, "pan.___", state 2484, "(1)"
 369         line 251, "pan.___", state 2492, "(1)"
 370         line 887, "pan.___", state 2509, "-end-"
 371         (246 of 2509 states)
 372 unreached in proctype urcu_writer
 373         line 401, "pan.___", state 19, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 374         line 405, "pan.___", state 33, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 375         line 239, "pan.___", state 83, "(1)"
 376         line 243, "pan.___", state 91, "(1)"
 377         line 262, "pan.___", state 132, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 378         line 262, "pan.___", state 134, "(1)"
 379         line 266, "pan.___", state 141, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 380         line 266, "pan.___", state 143, "(1)"
 381         line 266, "pan.___", state 144, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 382         line 266, "pan.___", state 144, "else"
 383         line 264, "pan.___", state 149, "((i<1))"
 384         line 264, "pan.___", state 149, "((i>=1))"
 385         line 270, "pan.___", state 154, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 386         line 270, "pan.___", state 156, "(1)"
 387         line 270, "pan.___", state 157, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
 388         line 270, "pan.___", state 157, "else"
 389         line 274, "pan.___", state 163, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 390         line 274, "pan.___", state 165, "(1)"
 391         line 274, "pan.___", state 166, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
 392         line 274, "pan.___", state 166, "else"
 393         line 279, "pan.___", state 175, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 394         line 279, "pan.___", state 175, "else"
 395         line 401, "pan.___", state 194, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 396         line 405, "pan.___", state 208, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 397         line 410, "pan.___", state 226, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 398         line 414, "pan.___", state 240, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 399         line 239, "pan.___", state 258, "(1)"
 400         line 243, "pan.___", state 266, "(1)"
 401         line 247, "pan.___", state 278, "(1)"
 402         line 251, "pan.___", state 286, "(1)"
 403         line 405, "pan.___", state 321, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 404         line 410, "pan.___", state 339, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 405         line 414, "pan.___", state 353, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 406         line 243, "pan.___", state 379, "(1)"
 407         line 247, "pan.___", state 391, "(1)"
 408         line 251, "pan.___", state 399, "(1)"
 409         line 405, "pan.___", state 441, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 410         line 410, "pan.___", state 459, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 411         line 414, "pan.___", state 473, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 412         line 243, "pan.___", state 499, "(1)"
 413         line 247, "pan.___", state 511, "(1)"
 414         line 251, "pan.___", state 519, "(1)"
 415         line 405, "pan.___", state 552, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 416         line 410, "pan.___", state 570, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 417         line 414, "pan.___", state 584, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 418         line 243, "pan.___", state 610, "(1)"
 419         line 247, "pan.___", state 622, "(1)"
 420         line 251, "pan.___", state 630, "(1)"
 421         line 405, "pan.___", state 665, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 422         line 410, "pan.___", state 683, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 423         line 414, "pan.___", state 697, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 424         line 243, "pan.___", state 723, "(1)"
 425         line 247, "pan.___", state 735, "(1)"
 426         line 251, "pan.___", state 743, "(1)"
 427         line 262, "pan.___", state 796, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 428         line 266, "pan.___", state 805, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 429         line 239, "pan.___", state 843, "(1)"
 430         line 243, "pan.___", state 851, "(1)"
 431         line 247, "pan.___", state 863, "(1)"
 432         line 251, "pan.___", state 871, "(1)"
 433         line 262, "pan.___", state 902, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 434         line 266, "pan.___", state 911, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 435         line 270, "pan.___", state 924, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 436         line 274, "pan.___", state 933, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 437         line 239, "pan.___", state 949, "(1)"
 438         line 243, "pan.___", state 957, "(1)"
 439         line 247, "pan.___", state 969, "(1)"
 440         line 251, "pan.___", state 977, "(1)"
 441         line 266, "pan.___", state 1003, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 442         line 270, "pan.___", state 1016, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 443         line 274, "pan.___", state 1025, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 444         line 239, "pan.___", state 1041, "(1)"
 445         line 243, "pan.___", state 1049, "(1)"
 446         line 247, "pan.___", state 1061, "(1)"
 447         line 251, "pan.___", state 1069, "(1)"
 448         line 262, "pan.___", state 1100, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 449         line 266, "pan.___", state 1109, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 450         line 270, "pan.___", state 1122, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 451         line 274, "pan.___", state 1131, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 452         line 239, "pan.___", state 1147, "(1)"
 453         line 243, "pan.___", state 1155, "(1)"
 454         line 247, "pan.___", state 1167, "(1)"
 455         line 251, "pan.___", state 1175, "(1)"
 456         line 266, "pan.___", state 1201, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 457         line 270, "pan.___", state 1214, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 458         line 274, "pan.___", state 1223, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 459         line 239, "pan.___", state 1239, "(1)"
 460         line 243, "pan.___", state 1247, "(1)"
 461         line 247, "pan.___", state 1259, "(1)"
 462         line 251, "pan.___", state 1267, "(1)"
 463         line 262, "pan.___", state 1298, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 464         line 266, "pan.___", state 1307, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 465         line 270, "pan.___", state 1320, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 466         line 274, "pan.___", state 1329, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 467         line 239, "pan.___", state 1345, "(1)"
 468         line 243, "pan.___", state 1353, "(1)"
 469         line 247, "pan.___", state 1365, "(1)"
 470         line 251, "pan.___", state 1373, "(1)"
 471         line 266, "pan.___", state 1399, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 472         line 270, "pan.___", state 1412, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 473         line 274, "pan.___", state 1421, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 474         line 239, "pan.___", state 1437, "(1)"
 475         line 243, "pan.___", state 1445, "(1)"
 476         line 247, "pan.___", state 1457, "(1)"
 477         line 251, "pan.___", state 1465, "(1)"
 478         line 262, "pan.___", state 1496, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 479         line 266, "pan.___", state 1505, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 480         line 270, "pan.___", state 1518, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
 481         line 274, "pan.___", state 1527, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
 482         line 239, "pan.___", state 1543, "(1)"
 483         line 243, "pan.___", state 1551, "(1)"
 484         line 247, "pan.___", state 1563, "(1)"
 485         line 251, "pan.___", state 1571, "(1)"
 486         line 1214, "pan.___", state 1587, "-end-"
 487         (109 of 1587 states)
 488 unreached in proctype :init:
 489         line 1225, "pan.___", state 9, "((j<2))"
 490         line 1225, "pan.___", state 9, "((j>=2))"
 491         line 1226, "pan.___", state 20, "((j<2))"
 492         line 1226, "pan.___", state 20, "((j>=2))"
 493         line 1231, "pan.___", state 33, "((j<2))"
 494         line 1231, "pan.___", state 33, "((j>=2))"
 495         line 1229, "pan.___", state 43, "((i<1))"
 496         line 1229, "pan.___", state 43, "((i>=1))"
 497         line 1239, "pan.___", state 54, "((j<2))"
 498         line 1239, "pan.___", state 54, "((j>=2))"
 499         line 1243, "pan.___", state 67, "((j<2))"
 500         line 1243, "pan.___", state 67, "((j>=2))"
 501         (6 of 78 states)
 502 unreached in proctype :never:
 503         line 1277, "pan.___", state 8, "-end-"
 504         (1 of 8 states)
 505
 506 pan: elapsed time 346 seconds
 507 pan: rate 36012.773 states/second
 508 pan: avg transition delay 2.7369e-06 usec
 509 cp .input.spin urcu_free_no_wmb.spin.input
 510 cp .input.spin.trail urcu_free_no_wmb.spin.input.trail
 511 make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow'