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
cp urcu_free_no_rmb.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 1245)
Depth=    8403 States=    1e+06 Transitions= 2.27e+08 Memory=   550.432	t=    277 R=   4e+03
Depth=   10017 States=    2e+06 Transitions= 4.61e+08 Memory=   634.318	t=    573 R=   3e+03
Depth=   10017 States=    3e+06 Transitions=  7.1e+08 Memory=   718.303	t=    888 R=   3e+03
pan: resizing hashtable to -w22..  done
Depth=   10017 States=    4e+06 Transitions=  9.4e+08 Memory=   833.311	t= 1.17e+03 R=   3e+03
Depth=   10017 States=    5e+06 Transitions=  1.2e+09 Memory=   917.295	t= 1.49e+03 R=   3e+03
Depth=   10017 States=    6e+06 Transitions= 1.73e+09 Memory=  1001.279	t= 2.17e+03 R=   3e+03
Depth=   10017 States=    7e+06 Transitions= 2.17e+09 Memory=  1085.264	t= 2.72e+03 R=   3e+03
Depth=   10017 States=    8e+06 Transitions= 2.56e+09 Memory=  1169.151	t= 3.23e+03 R=   2e+03
Depth=   10017 States=    9e+06 Transitions= 2.96e+09 Memory=  1253.135	t= 3.74e+03 R=   2e+03
pan: resizing hashtable to -w24..  done
pan: claim violated! (at depth 1606)
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 10017, errors: 1
  9005656 states, stored
2.9547657e+09 states, matched
2.9637714e+09 transitions (= stored+matched)
1.6918577e+10 atomic steps
hash conflicts: 2.3126803e+09 (resolved)

Stats on memory usage (in Megabytes):
  996.262	equivalent memory usage for states (stored*(State-vector + overhead))
  795.835	actual memory usage for states (compression: 79.88%)
         	state-vector as stored = 65 byte + 28 byte overhead
  128.000	memory used for hash table (-w24)
  457.764	memory used for DFS stack (-m10000000)
 1381.135	total actual memory usage

unreached in proctype urcu_reader
	line 250, "pan.___", state 32, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 54, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 63, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 79, "(1)"
	line 231, "pan.___", state 87, "(1)"
	line 235, "pan.___", state 99, "(1)"
	line 239, "pan.___", state 107, "(1)"
	line 387, "pan.___", state 132, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 164, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 178, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 197, "(1)"
	line 413, "pan.___", state 227, "(1)"
	line 417, "pan.___", state 240, "(1)"
	line 663, "pan.___", state 261, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<1))"
	line 387, "pan.___", state 268, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 300, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 314, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 333, "(1)"
	line 413, "pan.___", state 363, "(1)"
	line 417, "pan.___", state 376, "(1)"
	line 387, "pan.___", state 397, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 429, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 443, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 462, "(1)"
	line 413, "pan.___", state 492, "(1)"
	line 417, "pan.___", state 505, "(1)"
	line 387, "pan.___", state 528, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 530, "(1)"
	line 387, "pan.___", state 531, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 387, "pan.___", state 531, "else"
	line 387, "pan.___", state 534, "(1)"
	line 391, "pan.___", state 542, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 544, "(1)"
	line 391, "pan.___", state 545, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 391, "pan.___", state 545, "else"
	line 391, "pan.___", state 548, "(1)"
	line 391, "pan.___", state 549, "(1)"
	line 391, "pan.___", state 549, "(1)"
	line 389, "pan.___", state 554, "((i<1))"
	line 389, "pan.___", state 554, "((i>=1))"
	line 396, "pan.___", state 560, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 562, "(1)"
	line 396, "pan.___", state 563, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 396, "pan.___", state 563, "else"
	line 396, "pan.___", state 566, "(1)"
	line 396, "pan.___", state 567, "(1)"
	line 396, "pan.___", state 567, "(1)"
	line 400, "pan.___", state 574, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 576, "(1)"
	line 400, "pan.___", state 577, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 400, "pan.___", state 577, "else"
	line 400, "pan.___", state 580, "(1)"
	line 400, "pan.___", state 581, "(1)"
	line 400, "pan.___", state 581, "(1)"
	line 398, "pan.___", state 586, "((i<2))"
	line 398, "pan.___", state 586, "((i>=2))"
	line 404, "pan.___", state 593, "(1)"
	line 404, "pan.___", state 594, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 404, "pan.___", state 594, "else"
	line 404, "pan.___", state 597, "(1)"
	line 404, "pan.___", state 598, "(1)"
	line 404, "pan.___", state 598, "(1)"
	line 408, "pan.___", state 606, "(1)"
	line 408, "pan.___", state 607, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 408, "pan.___", state 607, "else"
	line 408, "pan.___", state 610, "(1)"
	line 408, "pan.___", state 611, "(1)"
	line 408, "pan.___", state 611, "(1)"
	line 406, "pan.___", state 616, "((i<1))"
	line 406, "pan.___", state 616, "((i>=1))"
	line 413, "pan.___", state 623, "(1)"
	line 413, "pan.___", state 624, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 413, "pan.___", state 624, "else"
	line 413, "pan.___", state 627, "(1)"
	line 413, "pan.___", state 628, "(1)"
	line 413, "pan.___", state 628, "(1)"
	line 417, "pan.___", state 636, "(1)"
	line 417, "pan.___", state 637, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 417, "pan.___", state 637, "else"
	line 417, "pan.___", state 640, "(1)"
	line 417, "pan.___", state 641, "(1)"
	line 417, "pan.___", state 641, "(1)"
	line 415, "pan.___", state 646, "((i<2))"
	line 415, "pan.___", state 646, "((i>=2))"
	line 422, "pan.___", state 650, "(1)"
	line 422, "pan.___", state 650, "(1)"
	line 663, "pan.___", state 653, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 663, "pan.___", state 654, "_proc_urcu_reader = (_proc_urcu_reader|(1<<5))"
	line 663, "pan.___", state 655, "(1)"
	line 387, "pan.___", state 662, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 694, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 708, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 727, "(1)"
	line 413, "pan.___", state 757, "(1)"
	line 417, "pan.___", state 770, "(1)"
	line 387, "pan.___", state 798, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 800, "(1)"
	line 387, "pan.___", state 801, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 387, "pan.___", state 801, "else"
	line 387, "pan.___", state 804, "(1)"
	line 391, "pan.___", state 812, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 814, "(1)"
	line 391, "pan.___", state 815, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 391, "pan.___", state 815, "else"
	line 391, "pan.___", state 818, "(1)"
	line 391, "pan.___", state 819, "(1)"
	line 391, "pan.___", state 819, "(1)"
	line 389, "pan.___", state 824, "((i<1))"
	line 389, "pan.___", state 824, "((i>=1))"
	line 396, "pan.___", state 830, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 832, "(1)"
	line 396, "pan.___", state 833, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 396, "pan.___", state 833, "else"
	line 396, "pan.___", state 836, "(1)"
	line 396, "pan.___", state 837, "(1)"
	line 396, "pan.___", state 837, "(1)"
	line 400, "pan.___", state 844, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 846, "(1)"
	line 400, "pan.___", state 847, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 400, "pan.___", state 847, "else"
	line 400, "pan.___", state 850, "(1)"
	line 400, "pan.___", state 851, "(1)"
	line 400, "pan.___", state 851, "(1)"
	line 398, "pan.___", state 856, "((i<2))"
	line 398, "pan.___", state 856, "((i>=2))"
	line 404, "pan.___", state 863, "(1)"
	line 404, "pan.___", state 864, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 404, "pan.___", state 864, "else"
	line 404, "pan.___", state 867, "(1)"
	line 404, "pan.___", state 868, "(1)"
	line 404, "pan.___", state 868, "(1)"
	line 408, "pan.___", state 876, "(1)"
	line 408, "pan.___", state 877, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 408, "pan.___", state 877, "else"
	line 408, "pan.___", state 880, "(1)"
	line 408, "pan.___", state 881, "(1)"
	line 408, "pan.___", state 881, "(1)"
	line 406, "pan.___", state 886, "((i<1))"
	line 406, "pan.___", state 886, "((i>=1))"
	line 413, "pan.___", state 893, "(1)"
	line 413, "pan.___", state 894, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 413, "pan.___", state 894, "else"
	line 413, "pan.___", state 897, "(1)"
	line 413, "pan.___", state 898, "(1)"
	line 413, "pan.___", state 898, "(1)"
	line 417, "pan.___", state 906, "(1)"
	line 417, "pan.___", state 907, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 417, "pan.___", state 907, "else"
	line 417, "pan.___", state 910, "(1)"
	line 417, "pan.___", state 911, "(1)"
	line 417, "pan.___", state 911, "(1)"
	line 422, "pan.___", state 920, "(1)"
	line 422, "pan.___", state 920, "(1)"
	line 387, "pan.___", state 927, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 929, "(1)"
	line 387, "pan.___", state 930, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 387, "pan.___", state 930, "else"
	line 387, "pan.___", state 933, "(1)"
	line 391, "pan.___", state 941, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 943, "(1)"
	line 391, "pan.___", state 944, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 391, "pan.___", state 944, "else"
	line 391, "pan.___", state 947, "(1)"
	line 391, "pan.___", state 948, "(1)"
	line 391, "pan.___", state 948, "(1)"
	line 389, "pan.___", state 953, "((i<1))"
	line 389, "pan.___", state 953, "((i>=1))"
	line 396, "pan.___", state 959, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 961, "(1)"
	line 396, "pan.___", state 962, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 396, "pan.___", state 962, "else"
	line 396, "pan.___", state 965, "(1)"
	line 396, "pan.___", state 966, "(1)"
	line 396, "pan.___", state 966, "(1)"
	line 400, "pan.___", state 973, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 975, "(1)"
	line 400, "pan.___", state 976, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 400, "pan.___", state 976, "else"
	line 400, "pan.___", state 979, "(1)"
	line 400, "pan.___", state 980, "(1)"
	line 400, "pan.___", state 980, "(1)"
	line 398, "pan.___", state 985, "((i<2))"
	line 398, "pan.___", state 985, "((i>=2))"
	line 404, "pan.___", state 992, "(1)"
	line 404, "pan.___", state 993, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 404, "pan.___", state 993, "else"
	line 404, "pan.___", state 996, "(1)"
	line 404, "pan.___", state 997, "(1)"
	line 404, "pan.___", state 997, "(1)"
	line 408, "pan.___", state 1005, "(1)"
	line 408, "pan.___", state 1006, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 408, "pan.___", state 1006, "else"
	line 408, "pan.___", state 1009, "(1)"
	line 408, "pan.___", state 1010, "(1)"
	line 408, "pan.___", state 1010, "(1)"
	line 406, "pan.___", state 1015, "((i<1))"
	line 406, "pan.___", state 1015, "((i>=1))"
	line 413, "pan.___", state 1022, "(1)"
	line 413, "pan.___", state 1023, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 413, "pan.___", state 1023, "else"
	line 413, "pan.___", state 1026, "(1)"
	line 413, "pan.___", state 1027, "(1)"
	line 413, "pan.___", state 1027, "(1)"
	line 417, "pan.___", state 1035, "(1)"
	line 417, "pan.___", state 1036, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 417, "pan.___", state 1036, "else"
	line 417, "pan.___", state 1039, "(1)"
	line 417, "pan.___", state 1040, "(1)"
	line 417, "pan.___", state 1040, "(1)"
	line 415, "pan.___", state 1045, "((i<2))"
	line 415, "pan.___", state 1045, "((i>=2))"
	line 422, "pan.___", state 1049, "(1)"
	line 422, "pan.___", state 1049, "(1)"
	line 671, "pan.___", state 1053, "_proc_urcu_reader = (_proc_urcu_reader|(1<<11))"
	line 387, "pan.___", state 1058, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1090, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1104, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1123, "(1)"
	line 413, "pan.___", state 1153, "(1)"
	line 417, "pan.___", state 1166, "(1)"
	line 387, "pan.___", state 1190, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1222, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1236, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1255, "(1)"
	line 413, "pan.___", state 1285, "(1)"
	line 417, "pan.___", state 1298, "(1)"
	line 387, "pan.___", state 1323, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1355, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1369, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1388, "(1)"
	line 413, "pan.___", state 1418, "(1)"
	line 417, "pan.___", state 1431, "(1)"
	line 387, "pan.___", state 1452, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1484, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1498, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1517, "(1)"
	line 413, "pan.___", state 1547, "(1)"
	line 417, "pan.___", state 1560, "(1)"
	line 387, "pan.___", state 1586, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1618, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1632, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1651, "(1)"
	line 413, "pan.___", state 1681, "(1)"
	line 417, "pan.___", state 1694, "(1)"
	line 387, "pan.___", state 1715, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1747, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1761, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1780, "(1)"
	line 413, "pan.___", state 1810, "(1)"
	line 417, "pan.___", state 1823, "(1)"
	line 387, "pan.___", state 1847, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 1879, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 1893, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 1912, "(1)"
	line 413, "pan.___", state 1942, "(1)"
	line 417, "pan.___", state 1955, "(1)"
	line 710, "pan.___", state 1976, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<19))"
	line 387, "pan.___", state 1983, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2015, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2029, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2048, "(1)"
	line 413, "pan.___", state 2078, "(1)"
	line 417, "pan.___", state 2091, "(1)"
	line 387, "pan.___", state 2112, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2144, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2158, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2177, "(1)"
	line 413, "pan.___", state 2207, "(1)"
	line 417, "pan.___", state 2220, "(1)"
	line 387, "pan.___", state 2243, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 2245, "(1)"
	line 387, "pan.___", state 2246, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 387, "pan.___", state 2246, "else"
	line 387, "pan.___", state 2249, "(1)"
	line 391, "pan.___", state 2257, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 2259, "(1)"
	line 391, "pan.___", state 2260, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 391, "pan.___", state 2260, "else"
	line 391, "pan.___", state 2263, "(1)"
	line 391, "pan.___", state 2264, "(1)"
	line 391, "pan.___", state 2264, "(1)"
	line 389, "pan.___", state 2269, "((i<1))"
	line 389, "pan.___", state 2269, "((i>=1))"
	line 396, "pan.___", state 2275, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2277, "(1)"
	line 396, "pan.___", state 2278, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 396, "pan.___", state 2278, "else"
	line 396, "pan.___", state 2281, "(1)"
	line 396, "pan.___", state 2282, "(1)"
	line 396, "pan.___", state 2282, "(1)"
	line 400, "pan.___", state 2289, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2291, "(1)"
	line 400, "pan.___", state 2292, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 400, "pan.___", state 2292, "else"
	line 400, "pan.___", state 2295, "(1)"
	line 400, "pan.___", state 2296, "(1)"
	line 400, "pan.___", state 2296, "(1)"
	line 398, "pan.___", state 2301, "((i<2))"
	line 398, "pan.___", state 2301, "((i>=2))"
	line 404, "pan.___", state 2308, "(1)"
	line 404, "pan.___", state 2309, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 404, "pan.___", state 2309, "else"
	line 404, "pan.___", state 2312, "(1)"
	line 404, "pan.___", state 2313, "(1)"
	line 404, "pan.___", state 2313, "(1)"
	line 408, "pan.___", state 2321, "(1)"
	line 408, "pan.___", state 2322, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 408, "pan.___", state 2322, "else"
	line 408, "pan.___", state 2325, "(1)"
	line 408, "pan.___", state 2326, "(1)"
	line 408, "pan.___", state 2326, "(1)"
	line 406, "pan.___", state 2331, "((i<1))"
	line 406, "pan.___", state 2331, "((i>=1))"
	line 413, "pan.___", state 2338, "(1)"
	line 413, "pan.___", state 2339, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 413, "pan.___", state 2339, "else"
	line 413, "pan.___", state 2342, "(1)"
	line 413, "pan.___", state 2343, "(1)"
	line 413, "pan.___", state 2343, "(1)"
	line 417, "pan.___", state 2351, "(1)"
	line 417, "pan.___", state 2352, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 417, "pan.___", state 2352, "else"
	line 417, "pan.___", state 2355, "(1)"
	line 417, "pan.___", state 2356, "(1)"
	line 417, "pan.___", state 2356, "(1)"
	line 415, "pan.___", state 2361, "((i<2))"
	line 415, "pan.___", state 2361, "((i>=2))"
	line 422, "pan.___", state 2365, "(1)"
	line 422, "pan.___", state 2365, "(1)"
	line 710, "pan.___", state 2368, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 710, "pan.___", state 2369, "_proc_urcu_reader = (_proc_urcu_reader|(1<<23))"
	line 710, "pan.___", state 2370, "(1)"
	line 387, "pan.___", state 2377, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2409, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2423, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2442, "(1)"
	line 413, "pan.___", state 2472, "(1)"
	line 417, "pan.___", state 2485, "(1)"
	line 387, "pan.___", state 2512, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2544, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2558, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2577, "(1)"
	line 413, "pan.___", state 2607, "(1)"
	line 417, "pan.___", state 2620, "(1)"
	line 387, "pan.___", state 2641, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2673, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2687, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2706, "(1)"
	line 413, "pan.___", state 2736, "(1)"
	line 417, "pan.___", state 2749, "(1)"
	line 387, "pan.___", state 2782, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2814, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2828, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2847, "(1)"
	line 413, "pan.___", state 2877, "(1)"
	line 417, "pan.___", state 2890, "(1)"
	line 387, "pan.___", state 2909, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 2941, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 2955, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 2974, "(1)"
	line 413, "pan.___", state 3004, "(1)"
	line 417, "pan.___", state 3017, "(1)"
	line 870, "pan.___", state 3038, "-end-"
	(284 of 3038 states)
unreached in proctype urcu_writer
	line 387, "pan.___", state 18, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 24, "(1)"
	line 391, "pan.___", state 32, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 38, "(1)"
	line 391, "pan.___", state 39, "(1)"
	line 391, "pan.___", state 39, "(1)"
	line 389, "pan.___", state 44, "((i<1))"
	line 389, "pan.___", state 44, "((i>=1))"
	line 396, "pan.___", state 50, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 56, "(1)"
	line 396, "pan.___", state 57, "(1)"
	line 396, "pan.___", state 57, "(1)"
	line 400, "pan.___", state 70, "(1)"
	line 400, "pan.___", state 71, "(1)"
	line 400, "pan.___", state 71, "(1)"
	line 398, "pan.___", state 76, "((i<2))"
	line 398, "pan.___", state 76, "((i>=2))"
	line 404, "pan.___", state 83, "(1)"
	line 404, "pan.___", state 84, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 404, "pan.___", state 84, "else"
	line 404, "pan.___", state 87, "(1)"
	line 404, "pan.___", state 88, "(1)"
	line 404, "pan.___", state 88, "(1)"
	line 408, "pan.___", state 96, "(1)"
	line 408, "pan.___", state 97, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 408, "pan.___", state 97, "else"
	line 408, "pan.___", state 100, "(1)"
	line 408, "pan.___", state 101, "(1)"
	line 408, "pan.___", state 101, "(1)"
	line 406, "pan.___", state 106, "((i<1))"
	line 406, "pan.___", state 106, "((i>=1))"
	line 413, "pan.___", state 113, "(1)"
	line 413, "pan.___", state 114, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 413, "pan.___", state 114, "else"
	line 413, "pan.___", state 117, "(1)"
	line 413, "pan.___", state 118, "(1)"
	line 413, "pan.___", state 118, "(1)"
	line 417, "pan.___", state 126, "(1)"
	line 417, "pan.___", state 127, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 417, "pan.___", state 127, "else"
	line 417, "pan.___", state 130, "(1)"
	line 417, "pan.___", state 131, "(1)"
	line 417, "pan.___", state 131, "(1)"
	line 415, "pan.___", state 136, "((i<2))"
	line 415, "pan.___", state 136, "((i>=2))"
	line 422, "pan.___", state 140, "(1)"
	line 422, "pan.___", state 140, "(1)"
	line 250, "pan.___", state 149, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 158, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 171, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 387, "pan.___", state 211, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 391, "pan.___", state 225, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 243, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 257, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 404, "pan.___", state 276, "(1)"
	line 408, "pan.___", state 289, "(1)"
	line 413, "pan.___", state 306, "(1)"
	line 417, "pan.___", state 319, "(1)"
	line 391, "pan.___", state 356, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 374, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 388, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 408, "pan.___", state 420, "(1)"
	line 413, "pan.___", state 437, "(1)"
	line 417, "pan.___", state 450, "(1)"
	line 391, "pan.___", state 494, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 512, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 526, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 408, "pan.___", state 558, "(1)"
	line 413, "pan.___", state 575, "(1)"
	line 417, "pan.___", state 588, "(1)"
	line 391, "pan.___", state 623, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 641, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 655, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 408, "pan.___", state 687, "(1)"
	line 413, "pan.___", state 704, "(1)"
	line 417, "pan.___", state 717, "(1)"
	line 391, "pan.___", state 754, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 396, "pan.___", state 772, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 400, "pan.___", state 786, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 408, "pan.___", state 818, "(1)"
	line 413, "pan.___", state 835, "(1)"
	line 417, "pan.___", state 848, "(1)"
	line 250, "pan.___", state 903, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 912, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 927, "(1)"
	line 262, "pan.___", state 934, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 950, "(1)"
	line 231, "pan.___", state 958, "(1)"
	line 235, "pan.___", state 970, "(1)"
	line 239, "pan.___", state 978, "(1)"
	line 250, "pan.___", state 1009, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 1018, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1031, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1040, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1056, "(1)"
	line 231, "pan.___", state 1064, "(1)"
	line 235, "pan.___", state 1076, "(1)"
	line 239, "pan.___", state 1084, "(1)"
	line 254, "pan.___", state 1110, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1123, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1132, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1148, "(1)"
	line 231, "pan.___", state 1156, "(1)"
	line 235, "pan.___", state 1168, "(1)"
	line 239, "pan.___", state 1176, "(1)"
	line 250, "pan.___", state 1207, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 1216, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1229, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1238, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1254, "(1)"
	line 231, "pan.___", state 1262, "(1)"
	line 235, "pan.___", state 1274, "(1)"
	line 239, "pan.___", state 1282, "(1)"
	line 254, "pan.___", state 1308, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1321, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1330, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1346, "(1)"
	line 231, "pan.___", state 1354, "(1)"
	line 235, "pan.___", state 1366, "(1)"
	line 239, "pan.___", state 1374, "(1)"
	line 250, "pan.___", state 1405, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 1414, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1427, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1436, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1452, "(1)"
	line 231, "pan.___", state 1460, "(1)"
	line 235, "pan.___", state 1472, "(1)"
	line 239, "pan.___", state 1480, "(1)"
	line 254, "pan.___", state 1506, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1519, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1528, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1544, "(1)"
	line 231, "pan.___", state 1552, "(1)"
	line 235, "pan.___", state 1564, "(1)"
	line 239, "pan.___", state 1572, "(1)"
	line 250, "pan.___", state 1603, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 254, "pan.___", state 1612, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 258, "pan.___", state 1625, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 262, "pan.___", state 1634, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 227, "pan.___", state 1650, "(1)"
	line 231, "pan.___", state 1658, "(1)"
	line 235, "pan.___", state 1670, "(1)"
	line 239, "pan.___", state 1678, "(1)"
	line 1191, "pan.___", state 1694, "-end-"
	(128 of 1694 states)
unreached in proctype :init:
	line 1202, "pan.___", state 9, "((j<2))"
	line 1202, "pan.___", state 9, "((j>=2))"
	line 1203, "pan.___", state 20, "((j<2))"
	line 1203, "pan.___", state 20, "((j>=2))"
	line 1208, "pan.___", state 33, "((j<2))"
	line 1208, "pan.___", state 33, "((j>=2))"
	line 1206, "pan.___", state 43, "((i<1))"
	line 1206, "pan.___", state 43, "((i>=1))"
	line 1216, "pan.___", state 54, "((j<2))"
	line 1216, "pan.___", state 54, "((j>=2))"
	line 1220, "pan.___", state 67, "((j<2))"
	line 1220, "pan.___", state 67, "((j>=2))"
	(6 of 78 states)
unreached in proctype :never:
	line 1250, "pan.___", state 8, "-end-"
	(1 of 8 states)

pan: elapsed time 3.75e+03 seconds
pan: rate 2403.4695 states/second
pan: avg transition delay 1.2642e-06 usec
cp .input.spin urcu_free_no_rmb.spin.input
cp .input.spin.trail urcu_free_no_rmb.spin.input.trail
make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow'