make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow'
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
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 1271)
Depth=    6767 States=    1e+06 Transitions= 5.89e+06 Memory=   550.432	t=   14.3 R=   7e+04
Depth=    6767 States=    2e+06 Transitions= 1.64e+07 Memory=   634.318	t=     43 R=   5e+04
Depth=    6767 States=    3e+06 Transitions= 3.29e+07 Memory=   718.303	t=     90 R=   3e+04
pan: resizing hashtable to -w22..  done
Depth=    6767 States=    4e+06 Transitions= 4.33e+07 Memory=   833.311	t=    119 R=   3e+04
Depth=    6767 States=    5e+06 Transitions= 5.21e+07 Memory=   917.295	t=    142 R=   4e+04
Depth=    6767 States=    6e+06 Transitions= 5.99e+07 Memory=  1001.279	t=    163 R=   4e+04
Depth=    6767 States=    7e+06 Transitions= 7.13e+07 Memory=  1085.264	t=    195 R=   4e+04
Depth=    6767 States=    8e+06 Transitions= 8.71e+07 Memory=  1169.151	t=    240 R=   3e+04
Depth=    6767 States=    9e+06 Transitions= 9.81e+07 Memory=  1253.135	t=    270 R=   3e+04
pan: resizing hashtable to -w24..  done
Depth=    6767 States=    1e+07 Transitions= 1.07e+08 Memory=  1461.115	t=    296 R=   3e+04
Depth=    6767 States=  1.1e+07 Transitions= 1.15e+08 Memory=  1545.100	t=    315 R=   3e+04
Depth=    6767 States=  1.2e+07 Transitions= 1.27e+08 Memory=  1629.084	t=    349 R=   3e+04

(Spin Version 5.1.7 -- 23 December 2008)
	+ 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 6767, errors: 0
 12141896 states, stored
1.1627209e+08 states, matched
1.2841399e+08 transitions (= stored+matched)
1.9407117e+09 atomic steps
hash conflicts:  98962276 (resolved)

Stats on memory usage (in Megabytes):
 1343.212	equivalent memory usage for states (stored*(State-vector + overhead))
 1055.903	actual memory usage for states (compression: 78.61%)
         	state-vector as stored = 63 byte + 28 byte overhead
  128.000	memory used for hash table (-w24)
  457.764	memory used for DFS stack (-m10000000)
 1640.998	total actual memory usage

unreached in proctype urcu_reader
	line 261, "pan.___", state 30, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 52, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 61, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 77, "(1)"
	line 242, "pan.___", state 85, "(1)"
	line 246, "pan.___", state 97, "(1)"
	line 250, "pan.___", state 105, "(1)"
	line 400, "pan.___", state 131, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 163, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 177, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 195, "(1)"
	line 246, "pan.___", state 215, "(1)"
	line 250, "pan.___", state 223, "(1)"
	line 679, "pan.___", state 242, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<1))"
	line 400, "pan.___", state 249, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 281, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 295, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 313, "(1)"
	line 246, "pan.___", state 333, "(1)"
	line 250, "pan.___", state 341, "(1)"
	line 400, "pan.___", state 360, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 392, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 406, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 424, "(1)"
	line 246, "pan.___", state 444, "(1)"
	line 250, "pan.___", state 452, "(1)"
	line 400, "pan.___", state 473, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 475, "(1)"
	line 400, "pan.___", state 476, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 400, "pan.___", state 476, "else"
	line 400, "pan.___", state 479, "(1)"
	line 404, "pan.___", state 487, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 489, "(1)"
	line 404, "pan.___", state 490, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 404, "pan.___", state 490, "else"
	line 404, "pan.___", state 493, "(1)"
	line 404, "pan.___", state 494, "(1)"
	line 404, "pan.___", state 494, "(1)"
	line 402, "pan.___", state 499, "((i<1))"
	line 402, "pan.___", state 499, "((i>=1))"
	line 409, "pan.___", state 505, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 507, "(1)"
	line 409, "pan.___", state 508, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 409, "pan.___", state 508, "else"
	line 409, "pan.___", state 511, "(1)"
	line 409, "pan.___", state 512, "(1)"
	line 409, "pan.___", state 512, "(1)"
	line 413, "pan.___", state 519, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 521, "(1)"
	line 413, "pan.___", state 522, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 413, "pan.___", state 522, "else"
	line 413, "pan.___", state 525, "(1)"
	line 413, "pan.___", state 526, "(1)"
	line 413, "pan.___", state 526, "(1)"
	line 411, "pan.___", state 531, "((i<2))"
	line 411, "pan.___", state 531, "((i>=2))"
	line 238, "pan.___", state 537, "(1)"
	line 242, "pan.___", state 545, "(1)"
	line 242, "pan.___", state 546, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 242, "pan.___", state 546, "else"
	line 240, "pan.___", state 551, "((i<1))"
	line 240, "pan.___", state 551, "((i>=1))"
	line 246, "pan.___", state 557, "(1)"
	line 246, "pan.___", state 558, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 246, "pan.___", state 558, "else"
	line 250, "pan.___", state 565, "(1)"
	line 250, "pan.___", state 566, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 250, "pan.___", state 566, "else"
	line 248, "pan.___", state 571, "((i<2))"
	line 248, "pan.___", state 571, "((i>=2))"
	line 255, "pan.___", state 575, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 255, "pan.___", state 575, "else"
	line 420, "pan.___", state 577, "(1)"
	line 420, "pan.___", state 577, "(1)"
	line 679, "pan.___", state 580, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 679, "pan.___", state 581, "_proc_urcu_reader = (_proc_urcu_reader|(1<<5))"
	line 679, "pan.___", state 582, "(1)"
	line 400, "pan.___", state 589, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 621, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 635, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 653, "(1)"
	line 246, "pan.___", state 673, "(1)"
	line 250, "pan.___", state 681, "(1)"
	line 400, "pan.___", state 707, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 709, "(1)"
	line 400, "pan.___", state 710, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 400, "pan.___", state 710, "else"
	line 400, "pan.___", state 713, "(1)"
	line 404, "pan.___", state 721, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 723, "(1)"
	line 404, "pan.___", state 724, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 404, "pan.___", state 724, "else"
	line 404, "pan.___", state 727, "(1)"
	line 404, "pan.___", state 728, "(1)"
	line 404, "pan.___", state 728, "(1)"
	line 402, "pan.___", state 733, "((i<1))"
	line 402, "pan.___", state 733, "((i>=1))"
	line 409, "pan.___", state 739, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 741, "(1)"
	line 409, "pan.___", state 742, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 409, "pan.___", state 742, "else"
	line 409, "pan.___", state 745, "(1)"
	line 409, "pan.___", state 746, "(1)"
	line 409, "pan.___", state 746, "(1)"
	line 413, "pan.___", state 753, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 755, "(1)"
	line 413, "pan.___", state 756, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 413, "pan.___", state 756, "else"
	line 413, "pan.___", state 759, "(1)"
	line 413, "pan.___", state 760, "(1)"
	line 413, "pan.___", state 760, "(1)"
	line 411, "pan.___", state 765, "((i<2))"
	line 411, "pan.___", state 765, "((i>=2))"
	line 238, "pan.___", state 771, "(1)"
	line 242, "pan.___", state 779, "(1)"
	line 242, "pan.___", state 780, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 242, "pan.___", state 780, "else"
	line 240, "pan.___", state 785, "((i<1))"
	line 240, "pan.___", state 785, "((i>=1))"
	line 246, "pan.___", state 791, "(1)"
	line 246, "pan.___", state 792, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 246, "pan.___", state 792, "else"
	line 250, "pan.___", state 799, "(1)"
	line 250, "pan.___", state 800, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 250, "pan.___", state 800, "else"
	line 255, "pan.___", state 809, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 255, "pan.___", state 809, "else"
	line 420, "pan.___", state 811, "(1)"
	line 420, "pan.___", state 811, "(1)"
	line 400, "pan.___", state 818, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 820, "(1)"
	line 400, "pan.___", state 821, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 400, "pan.___", state 821, "else"
	line 400, "pan.___", state 824, "(1)"
	line 404, "pan.___", state 832, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 834, "(1)"
	line 404, "pan.___", state 835, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 404, "pan.___", state 835, "else"
	line 404, "pan.___", state 838, "(1)"
	line 404, "pan.___", state 839, "(1)"
	line 404, "pan.___", state 839, "(1)"
	line 402, "pan.___", state 844, "((i<1))"
	line 402, "pan.___", state 844, "((i>=1))"
	line 409, "pan.___", state 850, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 852, "(1)"
	line 409, "pan.___", state 853, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 409, "pan.___", state 853, "else"
	line 409, "pan.___", state 856, "(1)"
	line 409, "pan.___", state 857, "(1)"
	line 409, "pan.___", state 857, "(1)"
	line 413, "pan.___", state 864, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 866, "(1)"
	line 413, "pan.___", state 867, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 413, "pan.___", state 867, "else"
	line 413, "pan.___", state 870, "(1)"
	line 413, "pan.___", state 871, "(1)"
	line 413, "pan.___", state 871, "(1)"
	line 411, "pan.___", state 876, "((i<2))"
	line 411, "pan.___", state 876, "((i>=2))"
	line 238, "pan.___", state 882, "(1)"
	line 242, "pan.___", state 890, "(1)"
	line 242, "pan.___", state 891, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 242, "pan.___", state 891, "else"
	line 240, "pan.___", state 896, "((i<1))"
	line 240, "pan.___", state 896, "((i>=1))"
	line 246, "pan.___", state 902, "(1)"
	line 246, "pan.___", state 903, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 246, "pan.___", state 903, "else"
	line 250, "pan.___", state 910, "(1)"
	line 250, "pan.___", state 911, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 250, "pan.___", state 911, "else"
	line 248, "pan.___", state 916, "((i<2))"
	line 248, "pan.___", state 916, "((i>=2))"
	line 255, "pan.___", state 920, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 255, "pan.___", state 920, "else"
	line 420, "pan.___", state 922, "(1)"
	line 420, "pan.___", state 922, "(1)"
	line 687, "pan.___", state 926, "_proc_urcu_reader = (_proc_urcu_reader|(1<<11))"
	line 400, "pan.___", state 931, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 963, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 977, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 995, "(1)"
	line 246, "pan.___", state 1015, "(1)"
	line 250, "pan.___", state 1023, "(1)"
	line 400, "pan.___", state 1045, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1077, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1091, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1109, "(1)"
	line 246, "pan.___", state 1129, "(1)"
	line 250, "pan.___", state 1137, "(1)"
	line 400, "pan.___", state 1160, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1192, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1206, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1224, "(1)"
	line 246, "pan.___", state 1244, "(1)"
	line 250, "pan.___", state 1252, "(1)"
	line 400, "pan.___", state 1271, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1303, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1317, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1335, "(1)"
	line 246, "pan.___", state 1355, "(1)"
	line 250, "pan.___", state 1363, "(1)"
	line 400, "pan.___", state 1387, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1419, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1433, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1451, "(1)"
	line 246, "pan.___", state 1471, "(1)"
	line 250, "pan.___", state 1479, "(1)"
	line 400, "pan.___", state 1498, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1530, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1544, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1562, "(1)"
	line 246, "pan.___", state 1582, "(1)"
	line 250, "pan.___", state 1590, "(1)"
	line 400, "pan.___", state 1612, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1644, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1658, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1676, "(1)"
	line 246, "pan.___", state 1696, "(1)"
	line 250, "pan.___", state 1704, "(1)"
	line 726, "pan.___", state 1723, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<19))"
	line 400, "pan.___", state 1730, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1762, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1776, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1794, "(1)"
	line 246, "pan.___", state 1814, "(1)"
	line 250, "pan.___", state 1822, "(1)"
	line 400, "pan.___", state 1841, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1873, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 1887, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1905, "(1)"
	line 246, "pan.___", state 1925, "(1)"
	line 250, "pan.___", state 1933, "(1)"
	line 400, "pan.___", state 1954, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1956, "(1)"
	line 400, "pan.___", state 1957, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 400, "pan.___", state 1957, "else"
	line 400, "pan.___", state 1960, "(1)"
	line 404, "pan.___", state 1968, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1970, "(1)"
	line 404, "pan.___", state 1971, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 404, "pan.___", state 1971, "else"
	line 404, "pan.___", state 1974, "(1)"
	line 404, "pan.___", state 1975, "(1)"
	line 404, "pan.___", state 1975, "(1)"
	line 402, "pan.___", state 1980, "((i<1))"
	line 402, "pan.___", state 1980, "((i>=1))"
	line 409, "pan.___", state 1986, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 1988, "(1)"
	line 409, "pan.___", state 1989, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 409, "pan.___", state 1989, "else"
	line 409, "pan.___", state 1992, "(1)"
	line 409, "pan.___", state 1993, "(1)"
	line 409, "pan.___", state 1993, "(1)"
	line 413, "pan.___", state 2000, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 2002, "(1)"
	line 413, "pan.___", state 2003, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 413, "pan.___", state 2003, "else"
	line 413, "pan.___", state 2006, "(1)"
	line 413, "pan.___", state 2007, "(1)"
	line 413, "pan.___", state 2007, "(1)"
	line 411, "pan.___", state 2012, "((i<2))"
	line 411, "pan.___", state 2012, "((i>=2))"
	line 238, "pan.___", state 2018, "(1)"
	line 242, "pan.___", state 2026, "(1)"
	line 242, "pan.___", state 2027, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 242, "pan.___", state 2027, "else"
	line 240, "pan.___", state 2032, "((i<1))"
	line 240, "pan.___", state 2032, "((i>=1))"
	line 246, "pan.___", state 2038, "(1)"
	line 246, "pan.___", state 2039, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 246, "pan.___", state 2039, "else"
	line 250, "pan.___", state 2046, "(1)"
	line 250, "pan.___", state 2047, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 250, "pan.___", state 2047, "else"
	line 248, "pan.___", state 2052, "((i<2))"
	line 248, "pan.___", state 2052, "((i>=2))"
	line 255, "pan.___", state 2056, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 255, "pan.___", state 2056, "else"
	line 420, "pan.___", state 2058, "(1)"
	line 420, "pan.___", state 2058, "(1)"
	line 726, "pan.___", state 2061, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 726, "pan.___", state 2062, "_proc_urcu_reader = (_proc_urcu_reader|(1<<23))"
	line 726, "pan.___", state 2063, "(1)"
	line 400, "pan.___", state 2070, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 2102, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 2116, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 2134, "(1)"
	line 246, "pan.___", state 2154, "(1)"
	line 250, "pan.___", state 2162, "(1)"
	line 400, "pan.___", state 2187, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 2219, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 2233, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 2251, "(1)"
	line 246, "pan.___", state 2271, "(1)"
	line 250, "pan.___", state 2279, "(1)"
	line 400, "pan.___", state 2298, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 2330, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 2344, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 2362, "(1)"
	line 246, "pan.___", state 2382, "(1)"
	line 250, "pan.___", state 2390, "(1)"
	line 238, "pan.___", state 2421, "(1)"
	line 246, "pan.___", state 2441, "(1)"
	line 250, "pan.___", state 2449, "(1)"
	line 238, "pan.___", state 2464, "(1)"
	line 246, "pan.___", state 2484, "(1)"
	line 250, "pan.___", state 2492, "(1)"
	line 886, "pan.___", state 2509, "-end-"
	(246 of 2509 states)
unreached in proctype urcu_writer
	line 400, "pan.___", state 18, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 32, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 50, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 82, "(1)"
	line 242, "pan.___", state 90, "(1)"
	line 246, "pan.___", state 102, "(1)"
	line 261, "pan.___", state 131, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 140, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 153, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 193, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 207, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 225, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 239, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 257, "(1)"
	line 242, "pan.___", state 265, "(1)"
	line 246, "pan.___", state 277, "(1)"
	line 250, "pan.___", state 285, "(1)"
	line 404, "pan.___", state 320, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 338, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 352, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 242, "pan.___", state 378, "(1)"
	line 246, "pan.___", state 390, "(1)"
	line 250, "pan.___", state 398, "(1)"
	line 404, "pan.___", state 440, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 458, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 472, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 242, "pan.___", state 498, "(1)"
	line 246, "pan.___", state 510, "(1)"
	line 250, "pan.___", state 518, "(1)"
	line 404, "pan.___", state 551, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 569, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 583, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 242, "pan.___", state 609, "(1)"
	line 246, "pan.___", state 621, "(1)"
	line 250, "pan.___", state 629, "(1)"
	line 404, "pan.___", state 664, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 409, "pan.___", state 682, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 413, "pan.___", state 696, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 242, "pan.___", state 722, "(1)"
	line 246, "pan.___", state 734, "(1)"
	line 250, "pan.___", state 742, "(1)"
	line 261, "pan.___", state 795, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 804, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 819, "(1)"
	line 273, "pan.___", state 826, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 842, "(1)"
	line 242, "pan.___", state 850, "(1)"
	line 246, "pan.___", state 862, "(1)"
	line 250, "pan.___", state 870, "(1)"
	line 261, "pan.___", state 901, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 910, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 923, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 932, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 948, "(1)"
	line 242, "pan.___", state 956, "(1)"
	line 246, "pan.___", state 968, "(1)"
	line 250, "pan.___", state 976, "(1)"
	line 265, "pan.___", state 1002, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1015, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1024, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1040, "(1)"
	line 242, "pan.___", state 1048, "(1)"
	line 246, "pan.___", state 1060, "(1)"
	line 250, "pan.___", state 1068, "(1)"
	line 261, "pan.___", state 1099, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 1108, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1121, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1130, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1146, "(1)"
	line 242, "pan.___", state 1154, "(1)"
	line 246, "pan.___", state 1166, "(1)"
	line 250, "pan.___", state 1174, "(1)"
	line 265, "pan.___", state 1200, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1213, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1222, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1238, "(1)"
	line 242, "pan.___", state 1246, "(1)"
	line 246, "pan.___", state 1258, "(1)"
	line 250, "pan.___", state 1266, "(1)"
	line 261, "pan.___", state 1297, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 1306, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1319, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1328, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1344, "(1)"
	line 242, "pan.___", state 1352, "(1)"
	line 246, "pan.___", state 1364, "(1)"
	line 250, "pan.___", state 1372, "(1)"
	line 265, "pan.___", state 1398, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1411, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1420, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1436, "(1)"
	line 242, "pan.___", state 1444, "(1)"
	line 246, "pan.___", state 1456, "(1)"
	line 250, "pan.___", state 1464, "(1)"
	line 261, "pan.___", state 1495, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 265, "pan.___", state 1504, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 269, "pan.___", state 1517, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 273, "pan.___", state 1526, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 238, "pan.___", state 1542, "(1)"
	line 242, "pan.___", state 1550, "(1)"
	line 246, "pan.___", state 1562, "(1)"
	line 250, "pan.___", state 1570, "(1)"
	line 1213, "pan.___", state 1586, "-end-"
	(103 of 1586 states)
unreached in proctype :init:
	(0 of 78 states)
unreached in proctype :never:
	line 1276, "pan.___", state 8, "-end-"
	(1 of 8 states)

pan: elapsed time 353 seconds
pan: rate 34395.332 states/second
pan: avg transition delay 2.749e-06 usec
cp .input.spin urcu_free.spin.input
cp .input.spin.trail urcu_free.spin.input.trail
make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow'