formal-model/urcu/result-signal-over-writer/testmerge/urcu_free_no_wmb.log

   1 make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu/testmerge'
   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 -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 567)
  19 pan: claim violated! (at depth 1889)
  20 pan: wrote .input.spin.trail
  21
  22 (Spin Version 5.1.7 -- 23 December 2008)
  23 Warning: Search not completed
  24         + Partial Order Reduction
  25
  26 Full statespace search for:
  27         never claim             +
  28         assertion violations    + (if within scope of claim)
  29         acceptance   cycles     + (fairness disabled)
  30         invalid end states      - (disabled by never claim)
  31
  32 State-vector 56 byte, depth reached 6646, errors: 1
  33    377244 states, stored
  34   5291719 states, matched
  35   5668963 transitions (= stored+matched)
  36  20822372 atomic steps
  37 hash conflicts:    405371 (resolved)
  38
  39 Stats on memory usage (in Megabytes):
  40    30.221       equivalent memory usage for states (stored*(State-vector + overhead))
  41    23.526       actual memory usage for states (compression: 77.85%)
  42                 state-vector as stored = 37 byte + 28 byte overhead
  43     8.000       memory used for hash table (-w20)
  44   457.764       memory used for DFS stack (-m10000000)
  45   489.201       total actual memory usage
  46
  47 unreached in proctype urcu_reader
  48         line 289, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  49         line 298, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  50         line 299, "pan.___", state 61, "(1)"
  51         line 308, "pan.___", state 91, "(1)"
  52         line 289, "pan.___", state 104, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  53         line 298, "pan.___", state 136, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  54         line 299, "pan.___", state 149, "(1)"
  55         line 308, "pan.___", state 179, "(1)"
  56         line 289, "pan.___", state 193, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  57         line 298, "pan.___", state 225, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  58         line 299, "pan.___", state 238, "(1)"
  59         line 308, "pan.___", state 268, "(1)"
  60         line 144, "pan.___", state 290, "(1)"
  61         line 148, "pan.___", state 298, "(1)"
  62         line 148, "pan.___", state 299, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
  63         line 148, "pan.___", state 299, "else"
  64         line 146, "pan.___", state 304, "((j<1))"
  65         line 146, "pan.___", state 304, "((j>=1))"
  66         line 152, "pan.___", state 310, "(1)"
  67         line 152, "pan.___", state 311, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
  68         line 152, "pan.___", state 311, "else"
  69         line 186, "pan.___", state 316, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
  70         line 186, "pan.___", state 316, "else"
  71         line 144, "pan.___", state 322, "(1)"
  72         line 148, "pan.___", state 330, "(1)"
  73         line 148, "pan.___", state 331, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<i))))"
  74         line 148, "pan.___", state 331, "else"
  75         line 146, "pan.___", state 336, "((j<1))"
  76         line 146, "pan.___", state 336, "((j>=1))"
  77         line 152, "pan.___", state 342, "(1)"
  78         line 152, "pan.___", state 343, "(!((cache_dirty_generation_ptr.bitfield&(1<<i))))"
  79         line 152, "pan.___", state 343, "else"
  80         line 186, "pan.___", state 348, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<i))))"
  81         line 186, "pan.___", state 348, "else"
  82         line 200, "pan.___", state 352, "((i<1))"
  83         line 200, "pan.___", state 352, "((i>=1))"
  84         line 144, "pan.___", state 358, "(1)"
  85         line 148, "pan.___", state 366, "(1)"
  86         line 148, "pan.___", state 367, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
  87         line 148, "pan.___", state 367, "else"
  88         line 146, "pan.___", state 372, "((j<1))"
  89         line 146, "pan.___", state 372, "((j>=1))"
  90         line 152, "pan.___", state 378, "(1)"
  91         line 152, "pan.___", state 379, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
  92         line 152, "pan.___", state 379, "else"
  93         line 186, "pan.___", state 384, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
  94         line 186, "pan.___", state 384, "else"
  95         line 289, "pan.___", state 399, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  96         line 293, "pan.___", state 415, "(1)"
  97         line 298, "pan.___", state 431, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  98         line 299, "pan.___", state 444, "(1)"
  99         line 308, "pan.___", state 474, "(1)"
 100         line 289, "pan.___", state 487, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 101         line 298, "pan.___", state 519, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 102         line 299, "pan.___", state 532, "(1)"
 103         line 308, "pan.___", state 562, "(1)"
 104         line 289, "pan.___", state 575, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 105         line 298, "pan.___", state 607, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 106         line 299, "pan.___", state 620, "(1)"
 107         line 308, "pan.___", state 650, "(1)"
 108         line 144, "pan.___", state 666, "(1)"
 109         line 148, "pan.___", state 674, "(1)"
 110         line 148, "pan.___", state 675, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 111         line 148, "pan.___", state 675, "else"
 112         line 146, "pan.___", state 680, "((j<1))"
 113         line 146, "pan.___", state 680, "((j>=1))"
 114         line 152, "pan.___", state 686, "(1)"
 115         line 152, "pan.___", state 687, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 116         line 152, "pan.___", state 687, "else"
 117         line 186, "pan.___", state 692, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 118         line 186, "pan.___", state 692, "else"
 119         line 144, "pan.___", state 698, "(1)"
 120         line 148, "pan.___", state 706, "(1)"
 121         line 148, "pan.___", state 707, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<i))))"
 122         line 148, "pan.___", state 707, "else"
 123         line 146, "pan.___", state 712, "((j<1))"
 124         line 146, "pan.___", state 712, "((j>=1))"
 125         line 152, "pan.___", state 718, "(1)"
 126         line 152, "pan.___", state 719, "(!((cache_dirty_generation_ptr.bitfield&(1<<i))))"
 127         line 152, "pan.___", state 719, "else"
 128         line 186, "pan.___", state 724, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<i))))"
 129         line 186, "pan.___", state 724, "else"
 130         line 200, "pan.___", state 728, "((i<1))"
 131         line 200, "pan.___", state 728, "((i>=1))"
 132         line 144, "pan.___", state 734, "(1)"
 133         line 148, "pan.___", state 742, "(1)"
 134         line 148, "pan.___", state 743, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 135         line 148, "pan.___", state 743, "else"
 136         line 146, "pan.___", state 748, "((j<1))"
 137         line 146, "pan.___", state 748, "((j>=1))"
 138         line 152, "pan.___", state 754, "(1)"
 139         line 152, "pan.___", state 755, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 140         line 152, "pan.___", state 755, "else"
 141         line 186, "pan.___", state 760, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 142         line 186, "pan.___", state 760, "else"
 143         line 289, "pan.___", state 770, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 144         line 298, "pan.___", state 802, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 145         line 299, "pan.___", state 815, "(1)"
 146         line 308, "pan.___", state 845, "(1)"
 147         line 289, "pan.___", state 866, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 148         line 293, "pan.___", state 882, "(1)"
 149         line 298, "pan.___", state 898, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 150         line 299, "pan.___", state 911, "(1)"
 151         line 308, "pan.___", state 941, "(1)"
 152         line 434, "pan.___", state 954, "-end-"
 153         (79 of 954 states)
 154 unreached in proctype urcu_writer
 155         line 289, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 156         line 289, "pan.___", state 20, "(1)"
 157         line 293, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 158         line 293, "pan.___", state 34, "(1)"
 159         line 293, "pan.___", state 35, "(1)"
 160         line 293, "pan.___", state 35, "(1)"
 161         line 291, "pan.___", state 40, "((i<1))"
 162         line 291, "pan.___", state 40, "((i>=1))"
 163         line 298, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 164         line 299, "pan.___", state 59, "(1)"
 165         line 299, "pan.___", state 60, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 166         line 299, "pan.___", state 60, "else"
 167         line 299, "pan.___", state 63, "(1)"
 168         line 299, "pan.___", state 64, "(1)"
 169         line 299, "pan.___", state 64, "(1)"
 170         line 303, "pan.___", state 72, "(1)"
 171         line 303, "pan.___", state 73, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 172         line 303, "pan.___", state 73, "else"
 173         line 303, "pan.___", state 76, "(1)"
 174         line 303, "pan.___", state 77, "(1)"
 175         line 303, "pan.___", state 77, "(1)"
 176         line 301, "pan.___", state 82, "((i<1))"
 177         line 301, "pan.___", state 82, "((i>=1))"
 178         line 308, "pan.___", state 89, "(1)"
 179         line 308, "pan.___", state 90, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 180         line 308, "pan.___", state 90, "else"
 181         line 308, "pan.___", state 93, "(1)"
 182         line 308, "pan.___", state 94, "(1)"
 183         line 308, "pan.___", state 94, "(1)"
 184         line 310, "pan.___", state 97, "(1)"
 185         line 310, "pan.___", state 97, "(1)"
 186         line 456, "pan.___", state 101, "cached_generation_ptr.val[_pid] = (old_gen+1)"
 187         line 454, "pan.___", state 102, "old_gen = cached_generation_ptr.val[_pid]"
 188         line 289, "pan.___", state 106, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 189         line 289, "pan.___", state 112, "(1)"
 190         line 293, "pan.___", state 120, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 191         line 293, "pan.___", state 126, "(1)"
 192         line 293, "pan.___", state 127, "(1)"
 193         line 293, "pan.___", state 127, "(1)"
 194         line 291, "pan.___", state 132, "((i<1))"
 195         line 291, "pan.___", state 132, "((i>=1))"
 196         line 299, "pan.___", state 151, "(1)"
 197         line 299, "pan.___", state 152, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 198         line 299, "pan.___", state 152, "else"
 199         line 299, "pan.___", state 155, "(1)"
 200         line 299, "pan.___", state 156, "(1)"
 201         line 299, "pan.___", state 156, "(1)"
 202         line 303, "pan.___", state 164, "(1)"
 203         line 303, "pan.___", state 165, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 204         line 303, "pan.___", state 165, "else"
 205         line 303, "pan.___", state 168, "(1)"
 206         line 303, "pan.___", state 169, "(1)"
 207         line 303, "pan.___", state 169, "(1)"
 208         line 301, "pan.___", state 174, "((i<1))"
 209         line 301, "pan.___", state 174, "((i>=1))"
 210         line 308, "pan.___", state 181, "(1)"
 211         line 308, "pan.___", state 182, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 212         line 308, "pan.___", state 182, "else"
 213         line 308, "pan.___", state 185, "(1)"
 214         line 308, "pan.___", state 186, "(1)"
 215         line 308, "pan.___", state 186, "(1)"
 216         line 310, "pan.___", state 189, "(1)"
 217         line 310, "pan.___", state 189, "(1)"
 218         line 468, "pan.___", state 195, "(1)"
 219         line 462, "pan.___", state 198, "((write_lock==0))"
 220         line 462, "pan.___", state 198, "else"
 221         line 460, "pan.___", state 199, "(1)"
 222         line 144, "pan.___", state 206, "(1)"
 223         line 148, "pan.___", state 214, "(1)"
 224         line 148, "pan.___", state 215, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 225         line 148, "pan.___", state 215, "else"
 226         line 146, "pan.___", state 220, "((j<1))"
 227         line 146, "pan.___", state 220, "((j>=1))"
 228         line 152, "pan.___", state 226, "(1)"
 229         line 152, "pan.___", state 227, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 230         line 152, "pan.___", state 227, "else"
 231         line 186, "pan.___", state 232, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 232         line 186, "pan.___", state 232, "else"
 233         line 144, "pan.___", state 238, "(1)"
 234         line 152, "pan.___", state 258, "(1)"
 235         line 144, "pan.___", state 274, "(1)"
 236         line 148, "pan.___", state 282, "(1)"
 237         line 152, "pan.___", state 294, "(1)"
 238         line 289, "pan.___", state 310, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 239         line 293, "pan.___", state 324, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 240         line 298, "pan.___", state 342, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 241         line 299, "pan.___", state 355, "(1)"
 242         line 303, "pan.___", state 368, "(1)"
 243         line 308, "pan.___", state 385, "(1)"
 244         line 289, "pan.___", state 402, "(1)"
 245         line 293, "pan.___", state 414, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 246         line 298, "pan.___", state 432, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 247         line 303, "pan.___", state 458, "(1)"
 248         line 308, "pan.___", state 475, "(1)"
 249         line 293, "pan.___", state 505, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 250         line 298, "pan.___", state 523, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 251         line 303, "pan.___", state 549, "(1)"
 252         line 308, "pan.___", state 566, "(1)"
 253         line 148, "pan.___", state 588, "(1)"
 254         line 152, "pan.___", state 600, "(1)"
 255         line 144, "pan.___", state 612, "(1)"
 256         line 152, "pan.___", state 632, "(1)"
 257         line 148, "pan.___", state 656, "(1)"
 258         line 152, "pan.___", state 668, "(1)"
 259         line 289, "pan.___", state 692, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 260         line 289, "pan.___", state 694, "(1)"
 261         line 289, "pan.___", state 695, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 262         line 289, "pan.___", state 695, "else"
 263         line 289, "pan.___", state 698, "(1)"
 264         line 293, "pan.___", state 706, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 265         line 293, "pan.___", state 708, "(1)"
 266         line 293, "pan.___", state 709, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 267         line 293, "pan.___", state 709, "else"
 268         line 293, "pan.___", state 712, "(1)"
 269         line 293, "pan.___", state 713, "(1)"
 270         line 293, "pan.___", state 713, "(1)"
 271         line 291, "pan.___", state 718, "((i<1))"
 272         line 291, "pan.___", state 718, "((i>=1))"
 273         line 298, "pan.___", state 724, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 274         line 299, "pan.___", state 737, "(1)"
 275         line 299, "pan.___", state 738, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 276         line 299, "pan.___", state 738, "else"
 277         line 299, "pan.___", state 741, "(1)"
 278         line 299, "pan.___", state 742, "(1)"
 279         line 299, "pan.___", state 742, "(1)"
 280         line 303, "pan.___", state 750, "(1)"
 281         line 303, "pan.___", state 751, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 282         line 303, "pan.___", state 751, "else"
 283         line 303, "pan.___", state 754, "(1)"
 284         line 303, "pan.___", state 755, "(1)"
 285         line 303, "pan.___", state 755, "(1)"
 286         line 301, "pan.___", state 760, "((i<1))"
 287         line 301, "pan.___", state 760, "((i>=1))"
 288         line 308, "pan.___", state 767, "(1)"
 289         line 308, "pan.___", state 768, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 290         line 308, "pan.___", state 768, "else"
 291         line 308, "pan.___", state 771, "(1)"
 292         line 308, "pan.___", state 772, "(1)"
 293         line 308, "pan.___", state 772, "(1)"
 294         line 310, "pan.___", state 775, "(1)"
 295         line 310, "pan.___", state 775, "(1)"
 296         line 293, "pan.___", state 804, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 297         line 298, "pan.___", state 822, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 298         line 303, "pan.___", state 848, "(1)"
 299         line 308, "pan.___", state 865, "(1)"
 300         line 293, "pan.___", state 892, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 301         line 298, "pan.___", state 910, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 302         line 303, "pan.___", state 936, "(1)"
 303         line 308, "pan.___", state 953, "(1)"
 304         line 289, "pan.___", state 970, "(1)"
 305         line 293, "pan.___", state 982, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 306         line 298, "pan.___", state 1000, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 307         line 303, "pan.___", state 1026, "(1)"
 308         line 308, "pan.___", state 1043, "(1)"
 309         line 293, "pan.___", state 1073, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 310         line 298, "pan.___", state 1091, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 311         line 303, "pan.___", state 1117, "(1)"
 312         line 308, "pan.___", state 1134, "(1)"
 313         line 148, "pan.___", state 1156, "(1)"
 314         line 152, "pan.___", state 1168, "(1)"
 315         line 144, "pan.___", state 1180, "(1)"
 316         line 152, "pan.___", state 1200, "(1)"
 317         line 148, "pan.___", state 1224, "(1)"
 318         line 152, "pan.___", state 1236, "(1)"
 319         line 289, "pan.___", state 1260, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 320         line 289, "pan.___", state 1262, "(1)"
 321         line 289, "pan.___", state 1263, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 322         line 289, "pan.___", state 1263, "else"
 323         line 289, "pan.___", state 1266, "(1)"
 324         line 293, "pan.___", state 1274, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 325         line 293, "pan.___", state 1276, "(1)"
 326         line 293, "pan.___", state 1277, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 327         line 293, "pan.___", state 1277, "else"
 328         line 293, "pan.___", state 1280, "(1)"
 329         line 293, "pan.___", state 1281, "(1)"
 330         line 293, "pan.___", state 1281, "(1)"
 331         line 291, "pan.___", state 1286, "((i<1))"
 332         line 291, "pan.___", state 1286, "((i>=1))"
 333         line 298, "pan.___", state 1292, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 334         line 299, "pan.___", state 1305, "(1)"
 335         line 299, "pan.___", state 1306, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 336         line 299, "pan.___", state 1306, "else"
 337         line 299, "pan.___", state 1309, "(1)"
 338         line 299, "pan.___", state 1310, "(1)"
 339         line 299, "pan.___", state 1310, "(1)"
 340         line 303, "pan.___", state 1318, "(1)"
 341         line 303, "pan.___", state 1319, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 342         line 303, "pan.___", state 1319, "else"
 343         line 303, "pan.___", state 1322, "(1)"
 344         line 303, "pan.___", state 1323, "(1)"
 345         line 303, "pan.___", state 1323, "(1)"
 346         line 301, "pan.___", state 1328, "((i<1))"
 347         line 301, "pan.___", state 1328, "((i>=1))"
 348         line 308, "pan.___", state 1335, "(1)"
 349         line 308, "pan.___", state 1336, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 350         line 308, "pan.___", state 1336, "else"
 351         line 308, "pan.___", state 1339, "(1)"
 352         line 308, "pan.___", state 1340, "(1)"
 353         line 308, "pan.___", state 1340, "(1)"
 354         line 310, "pan.___", state 1343, "(1)"
 355         line 310, "pan.___", state 1343, "(1)"
 356         line 148, "pan.___", state 1367, "(1)"
 357         line 152, "pan.___", state 1379, "(1)"
 358         line 144, "pan.___", state 1391, "(1)"
 359         line 152, "pan.___", state 1411, "(1)"
 360         line 148, "pan.___", state 1435, "(1)"
 361         line 152, "pan.___", state 1447, "(1)"
 362         line 511, "pan.___", state 1473, "-end-"
 363         (159 of 1473 states)
 364 unreached in proctype :init:
 365         line 518, "pan.___", state 9, "((j<2))"
 366         line 518, "pan.___", state 9, "((j>=2))"
 367         line 519, "pan.___", state 20, "((j<2))"
 368         line 519, "pan.___", state 20, "((j>=2))"
 369         line 524, "pan.___", state 33, "((j<2))"
 370         line 524, "pan.___", state 33, "((j>=2))"
 371         (3 of 46 states)
 372 unreached in proctype :never:
 373         line 572, "pan.___", state 8, "-end-"
 374         (1 of 8 states)
 375
 376 pan: elapsed time 10.4 seconds
 377 pan: rate 36378.399 states/second
 378 pan: avg transition delay 1.8293e-06 usec
 379 cp .input.spin urcu_free_no_wmb.spin.input
 380 cp .input.spin.trail urcu_free_no_wmb.spin.input.trail
 381 make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu/testmerge'