formal-model/urcu-nosched-model/result-signal-over-reader/urcu_free_no_rmb.log

   1 make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'
   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_rmb.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 744)
  19 Depth=    5678 States=    1e+06 Transitions= 8.21e+06 Memory=   534.904 t=   6.72 R=   1e+05
  20 Depth=    5678 States=    2e+06 Transitions=  1.6e+07 Memory=   603.557 t=   13.4 R=   1e+05
  21 Depth=   16003 States=    3e+06 Transitions= 2.49e+07 Memory=   672.209 t=   21.5 R=   1e+05
  22 pan: resizing hashtable to -w22..  done
  23 Depth=   31043 States=    4e+06 Transitions= 3.44e+07 Memory=   771.983 t=   30.1 R=   1e+05
  24 Depth=   31043 States=    5e+06 Transitions= 4.41e+07 Memory=   840.635 t=   38.4 R=   1e+05
  25 Depth=   31043 States=    6e+06 Transitions= 5.25e+07 Memory=   909.287 t=   45.7 R=   1e+05
  26 Depth=   31043 States=    7e+06 Transitions= 6.12e+07 Memory=   977.940 t=   53.4 R=   1e+05
  27 Depth=   31043 States=    8e+06 Transitions= 6.95e+07 Memory=  1046.690 t=   60.8 R=   1e+05
  28 Depth=   31043 States=    9e+06 Transitions= 7.78e+07 Memory=  1115.342 t=   68.5 R=   1e+05
  29 pan: resizing hashtable to -w24..  done
  30 Depth=   31043 States=    1e+07 Transitions= 8.68e+07 Memory=  1308.088 t=   77.9 R=   1e+05
  31 Depth=   31043 States=  1.1e+07 Transitions= 1.01e+08 Memory=  1376.740 t=   90.1 R=   1e+05
  32 Depth=   31043 States=  1.2e+07 Transitions= 1.13e+08 Memory=  1445.393 t=    101 R=   1e+05
  33 Depth=   31043 States=  1.3e+07 Transitions= 1.25e+08 Memory=  1514.045 t=    111 R=   1e+05
  34 Depth=   31043 States=  1.4e+07 Transitions= 1.38e+08 Memory=  1582.795 t=    122 R=   1e+05
  35 pan: claim violated! (at depth 1774)
  36 pan: wrote .input.spin.trail
  37
  38 (Spin Version 5.1.7 -- 23 December 2008)
  39 Warning: Search not completed
  40         + Partial Order Reduction
  41
  42 Full statespace search for:
  43         never claim             +
  44         assertion violations    + (if within scope of claim)
  45         acceptance   cycles     + (fairness disabled)
  46         invalid end states      - (disabled by never claim)
  47
  48 State-vector 64 byte, depth reached 31043, errors: 1
  49  14288659 states, stored
  50 1.2755714e+08 states, matched
  51 1.418458e+08 transitions (= stored+matched)
  52 4.6616273e+08 atomic steps
  53 hash conflicts:  65726574 (resolved)
  54
  55 Stats on memory usage (in Megabytes):
  56  1253.659       equivalent memory usage for states (stored*(State-vector + overhead))
  57  1017.191       actual memory usage for states (compression: 81.14%)
  58                 state-vector as stored = 47 byte + 28 byte overhead
  59   128.000       memory used for hash table (-w24)
  60   457.764       memory used for DFS stack (-m10000000)
  61  1602.619       total actual memory usage
  62
  63 unreached in proctype urcu_reader
  64         line 399, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  65         line 408, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  66         line 409, "pan.___", state 61, "(1)"
  67         line 418, "pan.___", state 91, "(1)"
  68         line 399, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  69         line 408, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  70         line 409, "pan.___", state 158, "(1)"
  71         line 418, "pan.___", state 188, "(1)"
  72         line 399, "pan.___", state 211, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  73         line 408, "pan.___", state 243, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  74         line 409, "pan.___", state 256, "(1)"
  75         line 418, "pan.___", state 286, "(1)"
  76         line 399, "pan.___", state 350, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  77         line 408, "pan.___", state 382, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  78         line 409, "pan.___", state 395, "(1)"
  79         line 418, "pan.___", state 425, "(1)"
  80         line 540, "pan.___", state 456, "-end-"
  81         (17 of 456 states)
  82 unreached in proctype urcu_reader_sig
  83         line 399, "pan.___", state 25, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  84         line 408, "pan.___", state 57, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  85         line 409, "pan.___", state 70, "(1)"
  86         line 418, "pan.___", state 100, "(1)"
  87         line 399, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  88         line 408, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  89         line 409, "pan.___", state 158, "(1)"
  90         line 418, "pan.___", state 188, "(1)"
  91         line 399, "pan.___", state 202, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  92         line 408, "pan.___", state 234, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  93         line 409, "pan.___", state 247, "(1)"
  94         line 418, "pan.___", state 277, "(1)"
  95         line 399, "pan.___", state 314, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  96         line 408, "pan.___", state 346, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
  97         line 409, "pan.___", state 359, "(1)"
  98         line 418, "pan.___", state 389, "(1)"
  99         line 614, "pan.___", state 411, "-end-"
 100         (17 of 411 states)
 101 unreached in proctype urcu_writer
 102         line 399, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 103         line 399, "pan.___", state 20, "(1)"
 104         line 403, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 105         line 403, "pan.___", state 34, "(1)"
 106         line 403, "pan.___", state 35, "(1)"
 107         line 403, "pan.___", state 35, "(1)"
 108         line 401, "pan.___", state 40, "((i<1))"
 109         line 401, "pan.___", state 40, "((i>=1))"
 110         line 408, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 111         line 409, "pan.___", state 59, "(1)"
 112         line 409, "pan.___", state 60, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 113         line 409, "pan.___", state 60, "else"
 114         line 409, "pan.___", state 63, "(1)"
 115         line 409, "pan.___", state 64, "(1)"
 116         line 409, "pan.___", state 64, "(1)"
 117         line 413, "pan.___", state 72, "(1)"
 118         line 413, "pan.___", state 73, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 119         line 413, "pan.___", state 73, "else"
 120         line 413, "pan.___", state 76, "(1)"
 121         line 413, "pan.___", state 77, "(1)"
 122         line 413, "pan.___", state 77, "(1)"
 123         line 411, "pan.___", state 82, "((i<1))"
 124         line 411, "pan.___", state 82, "((i>=1))"
 125         line 418, "pan.___", state 89, "(1)"
 126         line 418, "pan.___", state 90, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 127         line 418, "pan.___", state 90, "else"
 128         line 418, "pan.___", state 93, "(1)"
 129         line 418, "pan.___", state 94, "(1)"
 130         line 418, "pan.___", state 94, "(1)"
 131         line 420, "pan.___", state 97, "(1)"
 132         line 420, "pan.___", state 97, "(1)"
 133         line 369, "pan.___", state 99, "(1)"
 134         line 639, "pan.___", state 103, "cached_generation_ptr.val[( ((_pid<2)) ? (0) : (1) )] = (old_gen+1)"
 135         line 637, "pan.___", state 104, "old_gen = cached_generation_ptr.val[( ((_pid<2)) ? (0) : (1) )]"
 136         line 399, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 137         line 399, "pan.___", state 114, "(1)"
 138         line 403, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 139         line 403, "pan.___", state 128, "(1)"
 140         line 403, "pan.___", state 129, "(1)"
 141         line 403, "pan.___", state 129, "(1)"
 142         line 409, "pan.___", state 153, "(1)"
 143         line 413, "pan.___", state 166, "(1)"
 144         line 420, "pan.___", state 191, "(1)"
 145         line 420, "pan.___", state 191, "(1)"
 146         line 652, "pan.___", state 199, "(1)"
 147         line 175, "pan.___", state 208, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 148         line 179, "pan.___", state 217, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 149         line 175, "pan.___", state 243, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 150         line 183, "pan.___", state 265, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 151         line 175, "pan.___", state 282, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 152         line 179, "pan.___", state 291, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 153         line 183, "pan.___", state 304, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 154         line 399, "pan.___", state 320, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 155         line 403, "pan.___", state 334, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 156         line 408, "pan.___", state 352, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 157         line 409, "pan.___", state 365, "(1)"
 158         line 413, "pan.___", state 378, "(1)"
 159         line 418, "pan.___", state 395, "(1)"
 160         line 399, "pan.___", state 414, "(1)"
 161         line 403, "pan.___", state 426, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 162         line 408, "pan.___", state 444, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 163         line 413, "pan.___", state 470, "(1)"
 164         line 418, "pan.___", state 487, "(1)"
 165         line 403, "pan.___", state 519, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 166         line 408, "pan.___", state 537, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 167         line 413, "pan.___", state 563, "(1)"
 168         line 418, "pan.___", state 580, "(1)"
 169         line 179, "pan.___", state 603, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 170         line 183, "pan.___", state 616, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 171         line 175, "pan.___", state 629, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 172         line 183, "pan.___", state 651, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 173         line 175, "pan.___", state 668, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 174         line 179, "pan.___", state 677, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 175         line 183, "pan.___", state 690, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 176         line 399, "pan.___", state 714, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 177         line 399, "pan.___", state 716, "(1)"
 178         line 399, "pan.___", state 717, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
 179         line 399, "pan.___", state 717, "else"
 180         line 399, "pan.___", state 720, "(1)"
 181         line 403, "pan.___", state 728, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 182         line 403, "pan.___", state 730, "(1)"
 183         line 403, "pan.___", state 731, "((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
 184         line 403, "pan.___", state 731, "else"
 185         line 403, "pan.___", state 734, "(1)"
 186         line 403, "pan.___", state 735, "(1)"
 187         line 403, "pan.___", state 735, "(1)"
 188         line 401, "pan.___", state 740, "((i<1))"
 189         line 401, "pan.___", state 740, "((i>=1))"
 190         line 408, "pan.___", state 746, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 191         line 409, "pan.___", state 759, "(1)"
 192         line 409, "pan.___", state 760, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 193         line 409, "pan.___", state 760, "else"
 194         line 409, "pan.___", state 763, "(1)"
 195         line 409, "pan.___", state 764, "(1)"
 196         line 409, "pan.___", state 764, "(1)"
 197         line 413, "pan.___", state 772, "(1)"
 198         line 413, "pan.___", state 773, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 199         line 413, "pan.___", state 773, "else"
 200         line 413, "pan.___", state 776, "(1)"
 201         line 413, "pan.___", state 777, "(1)"
 202         line 413, "pan.___", state 777, "(1)"
 203         line 411, "pan.___", state 782, "((i<1))"
 204         line 411, "pan.___", state 782, "((i>=1))"
 205         line 418, "pan.___", state 789, "(1)"
 206         line 418, "pan.___", state 790, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 207         line 418, "pan.___", state 790, "else"
 208         line 418, "pan.___", state 793, "(1)"
 209         line 418, "pan.___", state 794, "(1)"
 210         line 418, "pan.___", state 794, "(1)"
 211         line 420, "pan.___", state 797, "(1)"
 212         line 420, "pan.___", state 797, "(1)"
 213         line 403, "pan.___", state 828, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 214         line 408, "pan.___", state 846, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 215         line 413, "pan.___", state 872, "(1)"
 216         line 418, "pan.___", state 889, "(1)"
 217         line 403, "pan.___", state 918, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 218         line 408, "pan.___", state 936, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 219         line 413, "pan.___", state 962, "(1)"
 220         line 418, "pan.___", state 979, "(1)"
 221         line 399, "pan.___", state 998, "(1)"
 222         line 403, "pan.___", state 1010, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 223         line 408, "pan.___", state 1028, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 224         line 413, "pan.___", state 1054, "(1)"
 225         line 418, "pan.___", state 1071, "(1)"
 226         line 403, "pan.___", state 1103, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 227         line 408, "pan.___", state 1121, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 228         line 413, "pan.___", state 1147, "(1)"
 229         line 418, "pan.___", state 1164, "(1)"
 230         line 179, "pan.___", state 1187, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 231         line 183, "pan.___", state 1200, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 232         line 175, "pan.___", state 1213, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 233         line 183, "pan.___", state 1235, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 234         line 175, "pan.___", state 1252, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 235         line 179, "pan.___", state 1261, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 236         line 183, "pan.___", state 1274, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 237         line 399, "pan.___", state 1298, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 238         line 399, "pan.___", state 1300, "(1)"
 239         line 399, "pan.___", state 1301, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
 240         line 399, "pan.___", state 1301, "else"
 241         line 399, "pan.___", state 1304, "(1)"
 242         line 403, "pan.___", state 1312, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 243         line 403, "pan.___", state 1314, "(1)"
 244         line 403, "pan.___", state 1315, "((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
 245         line 403, "pan.___", state 1315, "else"
 246         line 403, "pan.___", state 1318, "(1)"
 247         line 403, "pan.___", state 1319, "(1)"
 248         line 403, "pan.___", state 1319, "(1)"
 249         line 401, "pan.___", state 1324, "((i<1))"
 250         line 401, "pan.___", state 1324, "((i>=1))"
 251         line 408, "pan.___", state 1330, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 252         line 409, "pan.___", state 1343, "(1)"
 253         line 409, "pan.___", state 1344, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 254         line 409, "pan.___", state 1344, "else"
 255         line 409, "pan.___", state 1347, "(1)"
 256         line 409, "pan.___", state 1348, "(1)"
 257         line 409, "pan.___", state 1348, "(1)"
 258         line 413, "pan.___", state 1356, "(1)"
 259         line 413, "pan.___", state 1357, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 260         line 413, "pan.___", state 1357, "else"
 261         line 413, "pan.___", state 1360, "(1)"
 262         line 413, "pan.___", state 1361, "(1)"
 263         line 413, "pan.___", state 1361, "(1)"
 264         line 411, "pan.___", state 1366, "((i<1))"
 265         line 411, "pan.___", state 1366, "((i>=1))"
 266         line 418, "pan.___", state 1373, "(1)"
 267         line 418, "pan.___", state 1374, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
 268         line 418, "pan.___", state 1374, "else"
 269         line 418, "pan.___", state 1377, "(1)"
 270         line 418, "pan.___", state 1378, "(1)"
 271         line 418, "pan.___", state 1378, "(1)"
 272         line 420, "pan.___", state 1381, "(1)"
 273         line 420, "pan.___", state 1381, "(1)"
 274         line 179, "pan.___", state 1406, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 275         line 183, "pan.___", state 1419, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 276         line 175, "pan.___", state 1432, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 277         line 183, "pan.___", state 1454, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 278         line 175, "pan.___", state 1471, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 279         line 179, "pan.___", state 1480, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 280         line 183, "pan.___", state 1493, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
 281         line 702, "pan.___", state 1520, "-end-"
 282         (144 of 1520 states)
 283 unreached in proctype :init:
 284         line 709, "pan.___", state 9, "((j<2))"
 285         line 709, "pan.___", state 9, "((j>=2))"
 286         line 710, "pan.___", state 20, "((j<2))"
 287         line 710, "pan.___", state 20, "((j>=2))"
 288         line 715, "pan.___", state 33, "((j<2))"
 289         line 715, "pan.___", state 33, "((j>=2))"
 290         (3 of 46 states)
 291 unreached in proctype :never:
 292         line 749, "pan.___", state 8, "-end-"
 293         (1 of 8 states)
 294
 295 pan: elapsed time 125 seconds
 296 pan: rate 114108.44 states/second
 297 pan: avg transition delay 8.8279e-07 usec
 298 cp .input.spin urcu_free_no_rmb.spin.input
 299 cp .input.spin.trail urcu_free_no_rmb.spin.input.trail
 300 make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'