make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'
rm -f pan* trail.out .input.spin* *.spin.trail .input.define
touch .input.define
cat .input.define >> pan.ltl
cat DEFINES >> pan.ltl
spin -f "!(`cat urcu_free.ltl | grep -v ^//`)" >> pan.ltl
cp urcu_free_no_mb.define .input.define
cat .input.define > .input.spin
cat DEFINES >> .input.spin
cat urcu.spin >> .input.spin
rm -f .input.spin.trail
spin -a -X -N pan.ltl .input.spin
Exit-Status 0
gcc -O2 -w -DHASH64 -o pan pan.c
./pan -a -v -c1 -X -m10000000 -w20
warning: for p.o. reduction to be valid the never claim must be stutter-invariant
(never claims generated from LTL formulae are stutter-invariant)
depth 0: Claim reached state 5 (line 745)
Depth=    6009 States=    1e+06 Transitions= 1.08e+07 Memory=   534.904	t=   9.22 R=   1e+05
Depth=    6009 States=    2e+06 Transitions=  3.4e+07 Memory=   603.557	t=   31.1 R=   6e+04
Depth=    7527 States=    3e+06 Transitions= 4.91e+07 Memory=   672.209	t=   45.6 R=   7e+04
pan: resizing hashtable to -w22..  done
Depth=   68651 States=    4e+06 Transitions= 6.74e+07 Memory=   772.080	t=   62.9 R=   6e+04
Depth=   68651 States=    5e+06 Transitions= 8.62e+07 Memory=   840.733	t=   80.2 R=   6e+04
Depth=   68651 States=    6e+06 Transitions= 1.03e+08 Memory=   909.385	t=   95.7 R=   6e+04
Depth=   68651 States=    7e+06 Transitions= 1.21e+08 Memory=   978.037	t=    112 R=   6e+04
Depth=   68651 States=    8e+06 Transitions= 1.37e+08 Memory=  1046.690	t=    128 R=   6e+04
Depth=   68651 States=    9e+06 Transitions= 1.52e+08 Memory=  1115.440	t=    143 R=   6e+04
pan: resizing hashtable to -w24..  done
Depth=   68651 States=    1e+07 Transitions= 1.72e+08 Memory=  1308.186	t=    163 R=   6e+04
Depth=   68651 States=  1.1e+07 Transitions= 1.89e+08 Memory=  1376.838	t=    178 R=   6e+04
Depth=   68651 States=  1.2e+07 Transitions= 2.05e+08 Memory=  1445.490	t=    193 R=   6e+04
Depth=   68651 States=  1.3e+07 Transitions= 2.22e+08 Memory=  1514.143	t=    208 R=   6e+04
Depth=   68651 States=  1.4e+07 Transitions= 2.39e+08 Memory=  1582.893	t=    224 R=   6e+04
pan: claim violated! (at depth 2141)
pan: wrote .input.spin.trail

(Spin Version 5.1.7 -- 23 December 2008)
Warning: Search not completed
	+ Partial Order Reduction

Full statespace search for:
	never claim         	+
	assertion violations	+ (if within scope of claim)
	acceptance   cycles 	+ (fairness disabled)
	invalid end states	- (disabled by never claim)

State-vector 88 byte, depth reached 68651, errors: 1
 14155711 states, stored
2.2815817e+08 states, matched
2.4231388e+08 transitions (= stored+matched)
8.5461256e+08 atomic steps
hash conflicts: 1.1483359e+08 (resolved)

Stats on memory usage (in Megabytes):
 1565.993	equivalent memory usage for states (stored*(State-vector + overhead))
 1008.042	actual memory usage for states (compression: 64.37%)
         	state-vector as stored = 47 byte + 28 byte overhead
  128.000	memory used for hash table (-w24)
  457.764	memory used for DFS stack (-m10000000)
 1593.537	total actual memory usage

unreached in proctype urcu_reader
	line 400, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 61, "(1)"
	line 419, "pan.___", state 91, "(1)"
	line 400, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 158, "(1)"
	line 419, "pan.___", state 188, "(1)"
	line 400, "pan.___", state 211, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 227, "(1)"
	line 409, "pan.___", state 243, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 256, "(1)"
	line 419, "pan.___", state 286, "(1)"
	line 400, "pan.___", state 350, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 366, "(1)"
	line 409, "pan.___", state 382, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 395, "(1)"
	line 419, "pan.___", state 425, "(1)"
	line 541, "pan.___", state 456, "-end-"
	(19 of 456 states)
unreached in proctype urcu_reader_sig
	line 400, "pan.___", state 25, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 57, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 70, "(1)"
	line 419, "pan.___", state 100, "(1)"
	line 400, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 158, "(1)"
	line 419, "pan.___", state 188, "(1)"
	line 400, "pan.___", state 202, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 234, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 247, "(1)"
	line 419, "pan.___", state 277, "(1)"
	line 400, "pan.___", state 314, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 330, "(1)"
	line 409, "pan.___", state 346, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 359, "(1)"
	line 419, "pan.___", state 389, "(1)"
	line 615, "pan.___", state 411, "-end-"
	(18 of 411 states)
unreached in proctype urcu_writer
	line 400, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 20, "(1)"
	line 404, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 34, "(1)"
	line 404, "pan.___", state 35, "(1)"
	line 404, "pan.___", state 35, "(1)"
	line 402, "pan.___", state 40, "((i<1))"
	line 402, "pan.___", state 40, "((i>=1))"
	line 409, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 59, "(1)"
	line 410, "pan.___", state 60, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 410, "pan.___", state 60, "else"
	line 410, "pan.___", state 63, "(1)"
	line 410, "pan.___", state 64, "(1)"
	line 410, "pan.___", state 64, "(1)"
	line 414, "pan.___", state 72, "(1)"
	line 414, "pan.___", state 73, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 414, "pan.___", state 73, "else"
	line 414, "pan.___", state 76, "(1)"
	line 414, "pan.___", state 77, "(1)"
	line 414, "pan.___", state 77, "(1)"
	line 412, "pan.___", state 82, "((i<1))"
	line 412, "pan.___", state 82, "((i>=1))"
	line 419, "pan.___", state 89, "(1)"
	line 419, "pan.___", state 90, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 419, "pan.___", state 90, "else"
	line 419, "pan.___", state 93, "(1)"
	line 419, "pan.___", state 94, "(1)"
	line 419, "pan.___", state 94, "(1)"
	line 421, "pan.___", state 97, "(1)"
	line 421, "pan.___", state 97, "(1)"
	line 370, "pan.___", state 99, "(1)"
	line 640, "pan.___", state 103, "cached_generation_ptr.val[( ((_pid<2)) ? (0) : (1) )] = (old_gen+1)"
	line 638, "pan.___", state 104, "old_gen = cached_generation_ptr.val[( ((_pid<2)) ? (0) : (1) )]"
	line 400, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 114, "(1)"
	line 404, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 128, "(1)"
	line 404, "pan.___", state 129, "(1)"
	line 404, "pan.___", state 129, "(1)"
	line 410, "pan.___", state 153, "(1)"
	line 414, "pan.___", state 166, "(1)"
	line 421, "pan.___", state 191, "(1)"
	line 421, "pan.___", state 191, "(1)"
	line 653, "pan.___", state 199, "(1)"
	line 400, "pan.___", state 209, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 223, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 254, "(1)"
	line 414, "pan.___", state 267, "(1)"
	line 400, "pan.___", state 300, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 314, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 345, "(1)"
	line 414, "pan.___", state 358, "(1)"
	line 400, "pan.___", state 395, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 409, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 440, "(1)"
	line 414, "pan.___", state 453, "(1)"
	line 400, "pan.___", state 488, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 502, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 533, "(1)"
	line 414, "pan.___", state 546, "(1)"
	line 400, "pan.___", state 582, "(1)"
	line 404, "pan.___", state 594, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 638, "(1)"
	line 404, "pan.___", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 731, "(1)"
	line 404, "pan.___", state 777, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 795, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 821, "(1)"
	line 419, "pan.___", state 838, "(1)"
	line 404, "pan.___", state 868, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 886, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 912, "(1)"
	line 419, "pan.___", state 929, "(1)"
	line 404, "pan.___", state 963, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 981, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1007, "(1)"
	line 419, "pan.___", state 1024, "(1)"
	line 400, "pan.___", state 1050, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 1052, "(1)"
	line 400, "pan.___", state 1053, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 1053, "else"
	line 400, "pan.___", state 1056, "(1)"
	line 404, "pan.___", state 1064, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 1066, "(1)"
	line 404, "pan.___", state 1067, "((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 1067, "else"
	line 404, "pan.___", state 1070, "(1)"
	line 404, "pan.___", state 1071, "(1)"
	line 404, "pan.___", state 1071, "(1)"
	line 402, "pan.___", state 1076, "((i<1))"
	line 402, "pan.___", state 1076, "((i>=1))"
	line 409, "pan.___", state 1082, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 1095, "(1)"
	line 410, "pan.___", state 1096, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 410, "pan.___", state 1096, "else"
	line 410, "pan.___", state 1099, "(1)"
	line 410, "pan.___", state 1100, "(1)"
	line 410, "pan.___", state 1100, "(1)"
	line 414, "pan.___", state 1108, "(1)"
	line 414, "pan.___", state 1109, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 414, "pan.___", state 1109, "else"
	line 414, "pan.___", state 1112, "(1)"
	line 414, "pan.___", state 1113, "(1)"
	line 414, "pan.___", state 1113, "(1)"
	line 412, "pan.___", state 1118, "((i<1))"
	line 412, "pan.___", state 1118, "((i>=1))"
	line 419, "pan.___", state 1125, "(1)"
	line 419, "pan.___", state 1126, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 419, "pan.___", state 1126, "else"
	line 419, "pan.___", state 1129, "(1)"
	line 419, "pan.___", state 1130, "(1)"
	line 419, "pan.___", state 1130, "(1)"
	line 421, "pan.___", state 1133, "(1)"
	line 421, "pan.___", state 1133, "(1)"
	line 404, "pan.___", state 1164, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1208, "(1)"
	line 404, "pan.___", state 1254, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1298, "(1)"
	line 400, "pan.___", state 1334, "(1)"
	line 404, "pan.___", state 1346, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1390, "(1)"
	line 404, "pan.___", state 1439, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1483, "(1)"
	line 404, "pan.___", state 1529, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 1547, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1573, "(1)"
	line 419, "pan.___", state 1590, "(1)"
	line 404, "pan.___", state 1620, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 1638, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1664, "(1)"
	line 419, "pan.___", state 1681, "(1)"
	line 404, "pan.___", state 1715, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 409, "pan.___", state 1733, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1759, "(1)"
	line 419, "pan.___", state 1776, "(1)"
	line 400, "pan.___", state 1802, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 1804, "(1)"
	line 400, "pan.___", state 1805, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 400, "pan.___", state 1805, "else"
	line 400, "pan.___", state 1808, "(1)"
	line 404, "pan.___", state 1816, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 1818, "(1)"
	line 404, "pan.___", state 1819, "((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 404, "pan.___", state 1819, "else"
	line 404, "pan.___", state 1822, "(1)"
	line 404, "pan.___", state 1823, "(1)"
	line 404, "pan.___", state 1823, "(1)"
	line 402, "pan.___", state 1828, "((i<1))"
	line 402, "pan.___", state 1828, "((i>=1))"
	line 409, "pan.___", state 1834, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 410, "pan.___", state 1847, "(1)"
	line 410, "pan.___", state 1848, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 410, "pan.___", state 1848, "else"
	line 410, "pan.___", state 1851, "(1)"
	line 410, "pan.___", state 1852, "(1)"
	line 410, "pan.___", state 1852, "(1)"
	line 414, "pan.___", state 1860, "(1)"
	line 414, "pan.___", state 1861, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 414, "pan.___", state 1861, "else"
	line 414, "pan.___", state 1864, "(1)"
	line 414, "pan.___", state 1865, "(1)"
	line 414, "pan.___", state 1865, "(1)"
	line 412, "pan.___", state 1870, "((i<1))"
	line 412, "pan.___", state 1870, "((i>=1))"
	line 419, "pan.___", state 1877, "(1)"
	line 419, "pan.___", state 1878, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))"
	line 419, "pan.___", state 1878, "else"
	line 419, "pan.___", state 1881, "(1)"
	line 419, "pan.___", state 1882, "(1)"
	line 419, "pan.___", state 1882, "(1)"
	line 421, "pan.___", state 1885, "(1)"
	line 421, "pan.___", state 1885, "(1)"
	line 404, "pan.___", state 1916, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 1960, "(1)"
	line 404, "pan.___", state 2007, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 2051, "(1)"
	line 404, "pan.___", state 2102, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))"
	line 414, "pan.___", state 2146, "(1)"
	line 703, "pan.___", state 2192, "-end-"
	(144 of 2192 states)
unreached in proctype :init:
	line 710, "pan.___", state 9, "((j<2))"
	line 710, "pan.___", state 9, "((j>=2))"
	line 711, "pan.___", state 20, "((j<2))"
	line 711, "pan.___", state 20, "((j>=2))"
	line 716, "pan.___", state 33, "((j<2))"
	line 716, "pan.___", state 33, "((j>=2))"
	(3 of 46 states)
unreached in proctype :never:
	line 750, "pan.___", state 8, "-end-"
	(1 of 8 states)

pan: elapsed time 227 seconds
pan: rate 62472.797 states/second
pan: avg transition delay 9.3511e-07 usec
cp .input.spin urcu_free_no_mb.spin.input
cp .input.spin.trail urcu_free_no_mb.spin.input.trail
make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'