+++ /dev/null
-make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'
-rm -f pan* trail.out .input.spin* *.spin.trail .input.define
-cat DEFINES > .input.spin
-cat urcu.spin >> .input.spin
-rm -f .input.spin.trail
-spin -a -X .input.spin
-Exit-Status 0
-gcc -O2 -w -DHASH64 -DSAFETY -o pan pan.c
-./pan -v -c1 -X -m10000000 -w20
-
-(Spin Version 5.1.7 -- 23 December 2008)
- + Partial Order Reduction
-
-Full statespace search for:
- never claim - (none specified)
- assertion violations +
- cycle checks - (disabled by -DSAFETY)
- invalid end states +
-
-State-vector 48 byte, depth reached 2084, errors: 0
- 847558 states, stored
- 9221089 states, matched
- 10068647 transitions (= stored+matched)
- 36786866 atomic steps
-hash conflicts: 2126850 (resolved)
-
-Stats on memory usage (in Megabytes):
- 61.430 equivalent memory usage for states (stored*(State-vector + overhead))
- 45.632 actual memory usage for states (compression: 74.28%)
- state-vector as stored = 28 byte + 28 byte overhead
- 8.000 memory used for hash table (-w20)
- 457.764 memory used for DFS stack (-m10000000)
- 511.369 total actual memory usage
-
-unreached in proctype urcu_reader
- line 398, ".input.spin", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 61, "(1)"
- line 417, ".input.spin", state 91, "(1)"
- line 398, ".input.spin", state 106, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 138, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 151, "(1)"
- line 417, ".input.spin", state 181, "(1)"
- line 398, ".input.spin", state 197, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 229, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 242, "(1)"
- line 417, ".input.spin", state 272, "(1)"
- line 398, ".input.spin", state 315, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 347, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 360, "(1)"
- line 417, ".input.spin", state 390, "(1)"
- line 539, ".input.spin", state 414, "-end-"
- (17 of 414 states)
-unreached in proctype urcu_writer
- line 398, ".input.spin", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 402, ".input.spin", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 59, "(1)"
- line 412, ".input.spin", state 72, "(1)"
- line 417, ".input.spin", state 89, "(1)"
- line 398, ".input.spin", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 402, ".input.spin", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 153, "(1)"
- line 412, ".input.spin", state 166, "(1)"
- line 651, ".input.spin", state 199, "(1)"
- line 174, ".input.spin", state 208, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 178, ".input.spin", state 217, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 240, "(1)"
- line 163, ".input.spin", state 248, "(1)"
- line 167, ".input.spin", state 260, "(1)"
- line 174, ".input.spin", state 271, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
- line 182, ".input.spin", state 293, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
- line 159, ".input.spin", state 303, "(1)"
- line 163, ".input.spin", state 311, "(1)"
- line 167, ".input.spin", state 323, "(1)"
- line 174, ".input.spin", state 338, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 178, ".input.spin", state 347, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 360, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 370, "(1)"
- line 163, ".input.spin", state 378, "(1)"
- line 167, ".input.spin", state 390, "(1)"
- line 398, ".input.spin", state 404, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 402, ".input.spin", state 418, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 436, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 449, "(1)"
- line 412, ".input.spin", state 462, "(1)"
- line 417, ".input.spin", state 479, "(1)"
- line 398, ".input.spin", state 498, "(1)"
- line 402, ".input.spin", state 510, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 528, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 554, "(1)"
- line 417, ".input.spin", state 571, "(1)"
- line 402, ".input.spin", state 603, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 621, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 647, "(1)"
- line 417, ".input.spin", state 664, "(1)"
- line 178, ".input.spin", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 700, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 710, "(1)"
- line 163, ".input.spin", state 718, "(1)"
- line 167, ".input.spin", state 730, "(1)"
- line 174, ".input.spin", state 741, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
- line 182, ".input.spin", state 763, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
- line 159, ".input.spin", state 773, "(1)"
- line 163, ".input.spin", state 781, "(1)"
- line 167, ".input.spin", state 793, "(1)"
- line 174, ".input.spin", state 808, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 178, ".input.spin", state 817, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 830, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 840, "(1)"
- line 163, ".input.spin", state 848, "(1)"
- line 167, ".input.spin", state 860, "(1)"
- line 398, ".input.spin", state 882, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 398, ".input.spin", state 884, "(1)"
- line 398, ".input.spin", state 885, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
- line 398, ".input.spin", state 885, "else"
- line 398, ".input.spin", state 888, "(1)"
- line 402, ".input.spin", state 896, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 402, ".input.spin", state 898, "(1)"
- line 402, ".input.spin", state 899, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
- line 402, ".input.spin", state 899, "else"
- line 402, ".input.spin", state 902, "(1)"
- line 402, ".input.spin", state 903, "(1)"
- line 402, ".input.spin", state 903, "(1)"
- line 400, ".input.spin", state 908, "((i<1))"
- line 400, ".input.spin", state 908, "((i>=1))"
- line 407, ".input.spin", state 914, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 927, "(1)"
- line 408, ".input.spin", state 928, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
- line 408, ".input.spin", state 928, "else"
- line 408, ".input.spin", state 931, "(1)"
- line 408, ".input.spin", state 932, "(1)"
- line 408, ".input.spin", state 932, "(1)"
- line 412, ".input.spin", state 940, "(1)"
- line 412, ".input.spin", state 941, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
- line 412, ".input.spin", state 941, "else"
- line 412, ".input.spin", state 944, "(1)"
- line 412, ".input.spin", state 945, "(1)"
- line 412, ".input.spin", state 945, "(1)"
- line 410, ".input.spin", state 950, "((i<1))"
- line 410, ".input.spin", state 950, "((i>=1))"
- line 417, ".input.spin", state 957, "(1)"
- line 417, ".input.spin", state 958, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
- line 417, ".input.spin", state 958, "else"
- line 417, ".input.spin", state 961, "(1)"
- line 417, ".input.spin", state 962, "(1)"
- line 417, ".input.spin", state 962, "(1)"
- line 419, ".input.spin", state 965, "(1)"
- line 419, ".input.spin", state 965, "(1)"
- line 402, ".input.spin", state 996, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 1014, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 1040, "(1)"
- line 417, ".input.spin", state 1057, "(1)"
- line 402, ".input.spin", state 1086, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 1104, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 1130, "(1)"
- line 417, ".input.spin", state 1147, "(1)"
- line 398, ".input.spin", state 1166, "(1)"
- line 402, ".input.spin", state 1178, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 1196, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 1222, "(1)"
- line 417, ".input.spin", state 1239, "(1)"
- line 402, ".input.spin", state 1271, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 407, ".input.spin", state 1289, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 412, ".input.spin", state 1315, "(1)"
- line 417, ".input.spin", state 1332, "(1)"
- line 178, ".input.spin", state 1355, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 1368, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 1378, "(1)"
- line 163, ".input.spin", state 1386, "(1)"
- line 167, ".input.spin", state 1398, "(1)"
- line 174, ".input.spin", state 1409, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
- line 182, ".input.spin", state 1431, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
- line 159, ".input.spin", state 1441, "(1)"
- line 163, ".input.spin", state 1449, "(1)"
- line 167, ".input.spin", state 1461, "(1)"
- line 174, ".input.spin", state 1476, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 178, ".input.spin", state 1485, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 1498, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 1508, "(1)"
- line 163, ".input.spin", state 1516, "(1)"
- line 167, ".input.spin", state 1528, "(1)"
- line 398, ".input.spin", state 1550, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 398, ".input.spin", state 1552, "(1)"
- line 398, ".input.spin", state 1553, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
- line 398, ".input.spin", state 1553, "else"
- line 398, ".input.spin", state 1556, "(1)"
- line 402, ".input.spin", state 1564, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 402, ".input.spin", state 1566, "(1)"
- line 402, ".input.spin", state 1567, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
- line 402, ".input.spin", state 1567, "else"
- line 402, ".input.spin", state 1570, "(1)"
- line 402, ".input.spin", state 1571, "(1)"
- line 402, ".input.spin", state 1571, "(1)"
- line 400, ".input.spin", state 1576, "((i<1))"
- line 400, ".input.spin", state 1576, "((i>=1))"
- line 407, ".input.spin", state 1582, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 408, ".input.spin", state 1595, "(1)"
- line 408, ".input.spin", state 1596, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
- line 408, ".input.spin", state 1596, "else"
- line 408, ".input.spin", state 1599, "(1)"
- line 408, ".input.spin", state 1600, "(1)"
- line 408, ".input.spin", state 1600, "(1)"
- line 412, ".input.spin", state 1608, "(1)"
- line 412, ".input.spin", state 1609, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
- line 412, ".input.spin", state 1609, "else"
- line 412, ".input.spin", state 1612, "(1)"
- line 412, ".input.spin", state 1613, "(1)"
- line 412, ".input.spin", state 1613, "(1)"
- line 410, ".input.spin", state 1618, "((i<1))"
- line 410, ".input.spin", state 1618, "((i>=1))"
- line 417, ".input.spin", state 1625, "(1)"
- line 417, ".input.spin", state 1626, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))"
- line 417, ".input.spin", state 1626, "else"
- line 417, ".input.spin", state 1629, "(1)"
- line 417, ".input.spin", state 1630, "(1)"
- line 417, ".input.spin", state 1630, "(1)"
- line 419, ".input.spin", state 1633, "(1)"
- line 419, ".input.spin", state 1633, "(1)"
- line 178, ".input.spin", state 1658, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 1671, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 1681, "(1)"
- line 163, ".input.spin", state 1689, "(1)"
- line 167, ".input.spin", state 1701, "(1)"
- line 174, ".input.spin", state 1712, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<i)))"
- line 182, ".input.spin", state 1734, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<i)))"
- line 159, ".input.spin", state 1744, "(1)"
- line 163, ".input.spin", state 1752, "(1)"
- line 167, ".input.spin", state 1764, "(1)"
- line 174, ".input.spin", state 1779, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
- line 178, ".input.spin", state 1788, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
- line 182, ".input.spin", state 1801, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))"
- line 159, ".input.spin", state 1811, "(1)"
- line 163, ".input.spin", state 1819, "(1)"
- line 167, ".input.spin", state 1831, "(1)"
- line 701, ".input.spin", state 1856, "-end-"
- (158 of 1856 states)
-unreached in proctype :init:
- (0 of 46 states)
-
-pan: elapsed time 6.68 seconds
-pan: rate 126879.94 states/second
-pan: avg transition delay 6.6345e-07 usec
-cp .input.spin asserts.spin.input
-cp .input.spin.trail asserts.spin.input.trail
-make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'
projects / urcu.git / blobdiff