formal-model/urcu/result-standard-execution-nonest/urcu_free.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 cat .input.define > .input.spin
   8 cat DEFINES >> .input.spin
   9 cat urcu.spin >> .input.spin
  10 rm -f .input.spin.trail
  11 spin -a -X -N pan.ltl .input.spin
  12 Exit-Status 0
  13 gcc -O2 -w -DHASH64 -o pan pan.c
  14 ./pan -a -v -c1 -X -m10000000 -w20
  15 warning: for p.o. reduction to be valid the never claim must be stutter-invariant
  16 (never claims generated from LTL formulae are stutter-invariant)
  17 depth 0: Claim reached state 5 (line 743)
  18
  19 (Spin Version 5.1.7 -- 23 December 2008)
  20         + Partial Order Reduction
  21
  22 Full statespace search for:
  23         never claim             +
  24         assertion violations    + (if within scope of claim)
  25         acceptance   cycles     + (fairness disabled)
  26         invalid end states      - (disabled by never claim)
  27
  28 State-vector 56 byte, depth reached 2560, errors: 0
  29    954166 states, stored
  30  10460008 states, matched
  31  11414174 transitions (= stored+matched)
  32  41707752 atomic steps
  33 hash conflicts:   2907736 (resolved)
  34
  35 Stats on memory usage (in Megabytes):
  36    76.437       equivalent memory usage for states (stored*(State-vector + overhead))
  37    58.605       actual memory usage for states (compression: 76.67%)
  38                 state-vector as stored = 36 byte + 28 byte overhead
  39     8.000       memory used for hash table (-w20)
  40   457.764       memory used for DFS stack (-m10000000)
  41   524.358       total actual memory usage
  42
  43 unreached in proctype urcu_reader
  44         line 398, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  45         line 407, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  46         line 408, "pan.___", state 61, "(1)"
  47         line 417, "pan.___", state 91, "(1)"
  48         line 398, "pan.___", state 106, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  49         line 407, "pan.___", state 138, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  50         line 408, "pan.___", state 151, "(1)"
  51         line 417, "pan.___", state 181, "(1)"
  52         line 398, "pan.___", state 197, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  53         line 407, "pan.___", state 229, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  54         line 408, "pan.___", state 242, "(1)"
  55         line 417, "pan.___", state 272, "(1)"
  56         line 398, "pan.___", state 315, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  57         line 407, "pan.___", state 347, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  58         line 408, "pan.___", state 360, "(1)"
  59         line 417, "pan.___", state 390, "(1)"
  60         line 539, "pan.___", state 414, "-end-"
  61         (17 of 414 states)
  62 unreached in proctype urcu_writer
  63         line 398, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  64         line 402, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  65         line 407, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  66         line 408, "pan.___", state 59, "(1)"
  67         line 412, "pan.___", state 72, "(1)"
  68         line 417, "pan.___", state 89, "(1)"
  69         line 398, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  70         line 402, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  71         line 408, "pan.___", state 153, "(1)"
  72         line 412, "pan.___", state 166, "(1)"
  73         line 651, "pan.___", state 199, "(1)"
  74         line 174, "pan.___", state 208, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  75         line 178, "pan.___", state 217, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  76         line 159, "pan.___", state 240, "(1)"
  77         line 163, "pan.___", state 248, "(1)"
  78         line 167, "pan.___", state 260, "(1)"
  79         line 174, "pan.___", state 271, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
  80         line 182, "pan.___", state 293, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
  81         line 159, "pan.___", state 303, "(1)"
  82         line 163, "pan.___", state 311, "(1)"
  83         line 167, "pan.___", state 323, "(1)"
  84         line 174, "pan.___", state 338, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  85         line 178, "pan.___", state 347, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  86         line 182, "pan.___", state 360, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  87         line 159, "pan.___", state 370, "(1)"
  88         line 163, "pan.___", state 378, "(1)"
  89         line 167, "pan.___", state 390, "(1)"
  90         line 398, "pan.___", state 404, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
  91         line 402, "pan.___", state 418, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  92         line 407, "pan.___", state 436, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  93         line 408, "pan.___", state 449, "(1)"
  94         line 412, "pan.___", state 462, "(1)"
  95         line 417, "pan.___", state 479, "(1)"
  96         line 398, "pan.___", state 498, "(1)"
  97         line 402, "pan.___", state 510, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
  98         line 407, "pan.___", state 528, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
  99         line 412, "pan.___", state 554, "(1)"
 100         line 417, "pan.___", state 571, "(1)"
 101         line 402, "pan.___", state 603, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 102         line 407, "pan.___", state 621, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 103         line 412, "pan.___", state 647, "(1)"
 104         line 417, "pan.___", state 664, "(1)"
 105         line 178, "pan.___", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 106         line 182, "pan.___", state 700, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 107         line 159, "pan.___", state 710, "(1)"
 108         line 163, "pan.___", state 718, "(1)"
 109         line 167, "pan.___", state 730, "(1)"
 110         line 174, "pan.___", state 741, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 111         line 182, "pan.___", state 763, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 112         line 159, "pan.___", state 773, "(1)"
 113         line 163, "pan.___", state 781, "(1)"
 114         line 167, "pan.___", state 793, "(1)"
 115         line 174, "pan.___", state 808, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 116         line 178, "pan.___", state 817, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 117         line 182, "pan.___", state 830, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 118         line 159, "pan.___", state 840, "(1)"
 119         line 163, "pan.___", state 848, "(1)"
 120         line 167, "pan.___", state 860, "(1)"
 121         line 398, "pan.___", state 882, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 122         line 398, "pan.___", state 884, "(1)"
 123         line 398, "pan.___", state 885, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 124         line 398, "pan.___", state 885, "else"
 125         line 398, "pan.___", state 888, "(1)"
 126         line 402, "pan.___", state 896, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 127         line 402, "pan.___", state 898, "(1)"
 128         line 402, "pan.___", state 899, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 129         line 402, "pan.___", state 899, "else"
 130         line 402, "pan.___", state 902, "(1)"
 131         line 402, "pan.___", state 903, "(1)"
 132         line 402, "pan.___", state 903, "(1)"
 133         line 400, "pan.___", state 908, "((i<1))"
 134         line 400, "pan.___", state 908, "((i>=1))"
 135         line 407, "pan.___", state 914, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 136         line 408, "pan.___", state 927, "(1)"
 137         line 408, "pan.___", state 928, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 138         line 408, "pan.___", state 928, "else"
 139         line 408, "pan.___", state 931, "(1)"
 140         line 408, "pan.___", state 932, "(1)"
 141         line 408, "pan.___", state 932, "(1)"
 142         line 412, "pan.___", state 940, "(1)"
 143         line 412, "pan.___", state 941, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 144         line 412, "pan.___", state 941, "else"
 145         line 412, "pan.___", state 944, "(1)"
 146         line 412, "pan.___", state 945, "(1)"
 147         line 412, "pan.___", state 945, "(1)"
 148         line 410, "pan.___", state 950, "((i<1))"
 149         line 410, "pan.___", state 950, "((i>=1))"
 150         line 417, "pan.___", state 957, "(1)"
 151         line 417, "pan.___", state 958, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 152         line 417, "pan.___", state 958, "else"
 153         line 417, "pan.___", state 961, "(1)"
 154         line 417, "pan.___", state 962, "(1)"
 155         line 417, "pan.___", state 962, "(1)"
 156         line 419, "pan.___", state 965, "(1)"
 157         line 419, "pan.___", state 965, "(1)"
 158         line 402, "pan.___", state 996, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 159         line 407, "pan.___", state 1014, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 160         line 412, "pan.___", state 1040, "(1)"
 161         line 417, "pan.___", state 1057, "(1)"
 162         line 402, "pan.___", state 1086, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 163         line 407, "pan.___", state 1104, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 164         line 412, "pan.___", state 1130, "(1)"
 165         line 417, "pan.___", state 1147, "(1)"
 166         line 398, "pan.___", state 1166, "(1)"
 167         line 402, "pan.___", state 1178, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 168         line 407, "pan.___", state 1196, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 169         line 412, "pan.___", state 1222, "(1)"
 170         line 417, "pan.___", state 1239, "(1)"
 171         line 402, "pan.___", state 1271, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 172         line 407, "pan.___", state 1289, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 173         line 412, "pan.___", state 1315, "(1)"
 174         line 417, "pan.___", state 1332, "(1)"
 175         line 178, "pan.___", state 1355, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 176         line 182, "pan.___", state 1368, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 177         line 159, "pan.___", state 1378, "(1)"
 178         line 163, "pan.___", state 1386, "(1)"
 179         line 167, "pan.___", state 1398, "(1)"
 180         line 174, "pan.___", state 1409, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 181         line 182, "pan.___", state 1431, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 182         line 159, "pan.___", state 1441, "(1)"
 183         line 163, "pan.___", state 1449, "(1)"
 184         line 167, "pan.___", state 1461, "(1)"
 185         line 174, "pan.___", state 1476, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 186         line 178, "pan.___", state 1485, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 187         line 182, "pan.___", state 1498, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 188         line 159, "pan.___", state 1508, "(1)"
 189         line 163, "pan.___", state 1516, "(1)"
 190         line 167, "pan.___", state 1528, "(1)"
 191         line 398, "pan.___", state 1550, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 192         line 398, "pan.___", state 1552, "(1)"
 193         line 398, "pan.___", state 1553, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
 194         line 398, "pan.___", state 1553, "else"
 195         line 398, "pan.___", state 1556, "(1)"
 196         line 402, "pan.___", state 1564, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 197         line 402, "pan.___", state 1566, "(1)"
 198         line 402, "pan.___", state 1567, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
 199         line 402, "pan.___", state 1567, "else"
 200         line 402, "pan.___", state 1570, "(1)"
 201         line 402, "pan.___", state 1571, "(1)"
 202         line 402, "pan.___", state 1571, "(1)"
 203         line 400, "pan.___", state 1576, "((i<1))"
 204         line 400, "pan.___", state 1576, "((i>=1))"
 205         line 407, "pan.___", state 1582, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 206         line 408, "pan.___", state 1595, "(1)"
 207         line 408, "pan.___", state 1596, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
 208         line 408, "pan.___", state 1596, "else"
 209         line 408, "pan.___", state 1599, "(1)"
 210         line 408, "pan.___", state 1600, "(1)"
 211         line 408, "pan.___", state 1600, "(1)"
 212         line 412, "pan.___", state 1608, "(1)"
 213         line 412, "pan.___", state 1609, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
 214         line 412, "pan.___", state 1609, "else"
 215         line 412, "pan.___", state 1612, "(1)"
 216         line 412, "pan.___", state 1613, "(1)"
 217         line 412, "pan.___", state 1613, "(1)"
 218         line 410, "pan.___", state 1618, "((i<1))"
 219         line 410, "pan.___", state 1618, "((i>=1))"
 220         line 417, "pan.___", state 1625, "(1)"
 221         line 417, "pan.___", state 1626, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
 222         line 417, "pan.___", state 1626, "else"
 223         line 417, "pan.___", state 1629, "(1)"
 224         line 417, "pan.___", state 1630, "(1)"
 225         line 417, "pan.___", state 1630, "(1)"
 226         line 419, "pan.___", state 1633, "(1)"
 227         line 419, "pan.___", state 1633, "(1)"
 228         line 178, "pan.___", state 1658, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 229         line 182, "pan.___", state 1671, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 230         line 159, "pan.___", state 1681, "(1)"
 231         line 163, "pan.___", state 1689, "(1)"
 232         line 167, "pan.___", state 1701, "(1)"
 233         line 174, "pan.___", state 1712, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
 234         line 182, "pan.___", state 1734, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
 235         line 159, "pan.___", state 1744, "(1)"
 236         line 163, "pan.___", state 1752, "(1)"
 237         line 167, "pan.___", state 1764, "(1)"
 238         line 174, "pan.___", state 1779, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
 239         line 178, "pan.___", state 1788, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
 240         line 182, "pan.___", state 1801, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
 241         line 159, "pan.___", state 1811, "(1)"
 242         line 163, "pan.___", state 1819, "(1)"
 243         line 167, "pan.___", state 1831, "(1)"
 244         line 701, "pan.___", state 1856, "-end-"
 245         (158 of 1856 states)
 246 unreached in proctype :init:
 247         (0 of 46 states)
 248 unreached in proctype :never:
 249         line 748, "pan.___", state 8, "-end-"
 250         (1 of 8 states)
 251
 252 pan: elapsed time 9.16 seconds
 253 pan: rate 104166.59 states/second
 254 pan: avg transition delay 8.0251e-07 usec
 255 cp .input.spin urcu_free.spin.input
 256 cp .input.spin.trail urcu_free.spin.input.trail
 257 make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'