formal-model/urcu/result-standard-execution-nonest/urcu_free_no_mb.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_mb.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 745)
  19 pan: claim violated! (at depth 2071)
  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 72 byte, depth reached 5140, errors: 1
  33    264561 states, stored
  34   3902374 states, matched
  35   4166935 transitions (= stored+matched)
  36  15172302 atomic steps
  37 hash conflicts:    196282 (resolved)
  38
  39 Stats on memory usage (in Megabytes):
  40    25.231       equivalent memory usage for states (stored*(State-vector + overhead))
  41    16.681       actual memory usage for states (compression: 66.12%)
  42                 state-vector as stored = 38 byte + 28 byte overhead
  43     8.000       memory used for hash table (-w20)
  44   457.764       memory used for DFS stack (-m10000000)
  45   482.365       total actual memory usage
  46
  47 unreached in proctype urcu_reader
  48         line 400, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  49         line 409, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  50         line 410, "pan.___", state 61, "(1)"
  51         line 419, "pan.___", state 91, "(1)"
  52         line 400, "pan.___", state 106, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  53         line 409, "pan.___", state 138, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  54         line 410, "pan.___", state 151, "(1)"
  55         line 419, "pan.___", state 181, "(1)"
  56         line 400, "pan.___", state 197, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  57         line 409, "pan.___", state 229, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  58         line 410, "pan.___", state 242, "(1)"
  59         line 419, "pan.___", state 272, "(1)"
  60         line 400, "pan.___", state 315, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  61         line 404, "pan.___", state 331, "(1)"
  62         line 409, "pan.___", state 347, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  63         line 410, "pan.___", state 360, "(1)"
  64         line 419, "pan.___", state 390, "(1)"
  65         line 541, "pan.___", state 414, "-end-"
  66         (18 of 414 states)
  67 unreached in proctype urcu_writer
  68         line 400, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  69         line 400, "pan.___", state 20, "(1)"
  70         line 404, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  71         line 404, "pan.___", state 34, "(1)"
  72         line 404, "pan.___", state 35, "(1)"
  73         line 404, "pan.___", state 35, "(1)"
  74         line 402, "pan.___", state 40, "((i<1))"
  75         line 402, "pan.___", state 40, "((i>=1))"
  76         line 409, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  77         line 410, "pan.___", state 59, "(1)"
  78         line 410, "pan.___", state 60, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
  79         line 410, "pan.___", state 60, "else"
  80         line 410, "pan.___", state 63, "(1)"
  81         line 410, "pan.___", state 64, "(1)"
  82         line 410, "pan.___", state 64, "(1)"
  83         line 414, "pan.___", state 72, "(1)"
  84         line 414, "pan.___", state 73, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
  85         line 414, "pan.___", state 73, "else"
  86         line 414, "pan.___", state 76, "(1)"
  87         line 414, "pan.___", state 77, "(1)"
  88         line 414, "pan.___", state 77, "(1)"
  89         line 412, "pan.___", state 82, "((i<1))"
  90         line 412, "pan.___", state 82, "((i>=1))"
  91         line 419, "pan.___", state 89, "(1)"
  92         line 419, "pan.___", state 90, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
  93         line 419, "pan.___", state 90, "else"
  94         line 419, "pan.___", state 93, "(1)"
  95         line 419, "pan.___", state 94, "(1)"
  96         line 419, "pan.___", state 94, "(1)"
  97         line 421, "pan.___", state 97, "(1)"
  98         line 421, "pan.___", state 97, "(1)"
  99         line 370, "pan.___", state 99, "(1)"
 100         line 640, "pan.___", state 103, "cached_generation_ptr.val[_pid] = (old_gen+1)"
 101         line 638, "pan.___", state 104, "old_gen = cached_generation_ptr.val[_pid]"
 102         line 400, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 103         line 400, "pan.___", state 114, "(1)"
 104         line 404, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 105         line 404, "pan.___", state 128, "(1)"
 106         line 404, "pan.___", state 129, "(1)"
 107         line 404, "pan.___", state 129, "(1)"
 108         line 410, "pan.___", state 153, "(1)"
 109         line 414, "pan.___", state 166, "(1)"
 110         line 421, "pan.___", state 191, "(1)"
 111         line 421, "pan.___", state 191, "(1)"
 112         line 653, "pan.___", state 199, "(1)"
 113         line 400, "pan.___", state 209, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 114         line 404, "pan.___", state 223, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 115         line 410, "pan.___", state 254, "(1)"
 116         line 414, "pan.___", state 267, "(1)"
 117         line 400, "pan.___", state 300, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 118         line 404, "pan.___", state 314, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 119         line 410, "pan.___", state 345, "(1)"
 120         line 414, "pan.___", state 358, "(1)"
 121         line 400, "pan.___", state 395, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 122         line 404, "pan.___", state 409, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 123         line 410, "pan.___", state 440, "(1)"
 124         line 414, "pan.___", state 453, "(1)"
 125         line 400, "pan.___", state 488, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 126         line 404, "pan.___", state 502, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 127         line 410, "pan.___", state 533, "(1)"
 128         line 414, "pan.___", state 546, "(1)"
 129         line 400, "pan.___", state 582, "(1)"
 130         line 404, "pan.___", state 594, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 131         line 414, "pan.___", state 638, "(1)"
 132         line 404, "pan.___", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 133         line 414, "pan.___", state 731, "(1)"
 134         line 404, "pan.___", state 777, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 135         line 409, "pan.___", state 795, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 136         line 414, "pan.___", state 821, "(1)"
 137         line 419, "pan.___", state 838, "(1)"
 138         line 404, "pan.___", state 868, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 139         line 409, "pan.___", state 886, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 140         line 414, "pan.___", state 912, "(1)"
 141         line 419, "pan.___", state 929, "(1)"
 142         line 404, "pan.___", state 963, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 143         line 409, "pan.___", state 981, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 144         line 414, "pan.___", state 1007, "(1)"
 145         line 419, "pan.___", state 1024, "(1)"
 146         line 400, "pan.___", state 1050, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 147         line 400, "pan.___", state 1052, "(1)"
 148         line 400, "pan.___", state 1053, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 149         line 400, "pan.___", state 1053, "else"
 150         line 400, "pan.___", state 1056, "(1)"
 151         line 404, "pan.___", state 1064, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 152         line 404, "pan.___", state 1066, "(1)"
 153         line 404, "pan.___", state 1067, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 154         line 404, "pan.___", state 1067, "else"
 155         line 404, "pan.___", state 1070, "(1)"
 156         line 404, "pan.___", state 1071, "(1)"
 157         line 404, "pan.___", state 1071, "(1)"
 158         line 402, "pan.___", state 1076, "((i<1))"
 159         line 402, "pan.___", state 1076, "((i>=1))"
 160         line 409, "pan.___", state 1082, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 161         line 410, "pan.___", state 1095, "(1)"
 162         line 410, "pan.___", state 1096, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 163         line 410, "pan.___", state 1096, "else"
 164         line 410, "pan.___", state 1099, "(1)"
 165         line 410, "pan.___", state 1100, "(1)"
 166         line 410, "pan.___", state 1100, "(1)"
 167         line 414, "pan.___", state 1108, "(1)"
 168         line 414, "pan.___", state 1109, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 169         line 414, "pan.___", state 1109, "else"
 170         line 414, "pan.___", state 1112, "(1)"
 171         line 414, "pan.___", state 1113, "(1)"
 172         line 414, "pan.___", state 1113, "(1)"
 173         line 412, "pan.___", state 1118, "((i<1))"
 174         line 412, "pan.___", state 1118, "((i>=1))"
 175         line 419, "pan.___", state 1125, "(1)"
 176         line 419, "pan.___", state 1126, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 177         line 419, "pan.___", state 1126, "else"
 178         line 419, "pan.___", state 1129, "(1)"
 179         line 419, "pan.___", state 1130, "(1)"
 180         line 419, "pan.___", state 1130, "(1)"
 181         line 421, "pan.___", state 1133, "(1)"
 182         line 421, "pan.___", state 1133, "(1)"
 183         line 404, "pan.___", state 1164, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 184         line 414, "pan.___", state 1208, "(1)"
 185         line 404, "pan.___", state 1254, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 186         line 414, "pan.___", state 1298, "(1)"
 187         line 400, "pan.___", state 1334, "(1)"
 188         line 404, "pan.___", state 1346, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 189         line 414, "pan.___", state 1390, "(1)"
 190         line 404, "pan.___", state 1439, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 191         line 414, "pan.___", state 1483, "(1)"
 192         line 404, "pan.___", state 1529, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 193         line 409, "pan.___", state 1547, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 194         line 414, "pan.___", state 1573, "(1)"
 195         line 419, "pan.___", state 1590, "(1)"
 196         line 404, "pan.___", state 1620, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 197         line 409, "pan.___", state 1638, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 198         line 414, "pan.___", state 1664, "(1)"
 199         line 419, "pan.___", state 1681, "(1)"
 200         line 404, "pan.___", state 1715, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 201         line 409, "pan.___", state 1733, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 202         line 414, "pan.___", state 1759, "(1)"
 203         line 419, "pan.___", state 1776, "(1)"
 204         line 400, "pan.___", state 1802, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 205         line 400, "pan.___", state 1804, "(1)"
 206         line 400, "pan.___", state 1805, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 207         line 400, "pan.___", state 1805, "else"
 208         line 400, "pan.___", state 1808, "(1)"
 209         line 404, "pan.___", state 1816, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 210         line 404, "pan.___", state 1818, "(1)"
 211         line 404, "pan.___", state 1819, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 212         line 404, "pan.___", state 1819, "else"
 213         line 404, "pan.___", state 1822, "(1)"
 214         line 404, "pan.___", state 1823, "(1)"
 215         line 404, "pan.___", state 1823, "(1)"
 216         line 402, "pan.___", state 1828, "((i<1))"
 217         line 402, "pan.___", state 1828, "((i>=1))"
 218         line 409, "pan.___", state 1834, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 219         line 410, "pan.___", state 1847, "(1)"
 220         line 410, "pan.___", state 1848, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 221         line 410, "pan.___", state 1848, "else"
 222         line 410, "pan.___", state 1851, "(1)"
 223         line 410, "pan.___", state 1852, "(1)"
 224         line 410, "pan.___", state 1852, "(1)"
 225         line 414, "pan.___", state 1860, "(1)"
 226         line 414, "pan.___", state 1861, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 227         line 414, "pan.___", state 1861, "else"
 228         line 414, "pan.___", state 1864, "(1)"
 229         line 414, "pan.___", state 1865, "(1)"
 230         line 414, "pan.___", state 1865, "(1)"
 231         line 412, "pan.___", state 1870, "((i<1))"
 232         line 412, "pan.___", state 1870, "((i>=1))"
 233         line 419, "pan.___", state 1877, "(1)"
 234         line 419, "pan.___", state 1878, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 235         line 419, "pan.___", state 1878, "else"
 236         line 419, "pan.___", state 1881, "(1)"
 237         line 419, "pan.___", state 1882, "(1)"
 238         line 419, "pan.___", state 1882, "(1)"
 239         line 421, "pan.___", state 1885, "(1)"
 240         line 421, "pan.___", state 1885, "(1)"
 241         line 404, "pan.___", state 1916, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 242         line 414, "pan.___", state 1960, "(1)"
 243         line 404, "pan.___", state 2007, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 244         line 414, "pan.___", state 2051, "(1)"
 245         line 404, "pan.___", state 2102, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 246         line 414, "pan.___", state 2146, "(1)"
 247         line 703, "pan.___", state 2192, "-end-"
 248         (144 of 2192 states)
 249 unreached in proctype :init:
 250         line 710, "pan.___", state 9, "((j<2))"
 251         line 710, "pan.___", state 9, "((j>=2))"
 252         line 711, "pan.___", state 20, "((j<2))"
 253         line 711, "pan.___", state 20, "((j>=2))"
 254         line 716, "pan.___", state 33, "((j<2))"
 255         line 716, "pan.___", state 33, "((j>=2))"
 256         (3 of 46 states)
 257 unreached in proctype :never:
 258         line 750, "pan.___", state 8, "-end-"
 259         (1 of 8 states)
 260
 261 pan: elapsed time 3.37 seconds
 262 pan: rate 78504.748 states/second
 263 pan: avg transition delay 8.0875e-07 usec
 264 cp .input.spin urcu_free_no_mb.spin.input
 265 cp .input.spin.trail urcu_free_no_mb.spin.input.trail
 266 make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'