make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow-alpha-no-ipi'
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_wmb.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 1295)
Depth=    5131 States=    1e+06 Transitions= 5.44e+08 Memory=   550.432	t=    664 R=   2e+03
Depth=    5131 States=    2e+06 Transitions= 1.26e+09 Memory=   634.318	t= 1.56e+03 R=   1e+03
Depth=    5422 States=    3e+06 Transitions= 1.93e+09 Memory=   718.303	t= 2.43e+03 R=   1e+03
pan: resizing hashtable to -w22..  done
Depth=    5422 States=    4e+06 Transitions= 2.58e+09 Memory=   833.311	t= 3.23e+03 R=   1e+03
Depth=    5422 States=    5e+06 Transitions= 3.25e+09 Memory=   917.295	t= 4.07e+03 R=   1e+03
pan: claim violated! (at depth 1420)
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 5422, errors: 1
  5523708 states, stored
3.5450503e+09 states, matched
3.550574e+09 transitions (= stored+matched)
2.0146324e+10 atomic steps
hash conflicts: 2.4095106e+09 (resolved)

Stats on memory usage (in Megabytes):
  611.067	equivalent memory usage for states (stored*(State-vector + overhead))
  471.813	actual memory usage for states (compression: 77.21%)
         	state-vector as stored = 62 byte + 28 byte overhead
   32.000	memory used for hash table (-w22)
  457.764	memory used for DFS stack (-m10000000)
  961.240	total actual memory usage

unreached in proctype urcu_reader
	line 411, "pan.___", state 17, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 49, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 63, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 82, "(1)"
	line 438, "pan.___", state 112, "(1)"
	line 442, "pan.___", state 125, "(1)"
	line 597, "pan.___", state 146, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<1))"
	line 411, "pan.___", state 153, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 185, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 199, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 218, "(1)"
	line 438, "pan.___", state 248, "(1)"
	line 442, "pan.___", state 261, "(1)"
	line 411, "pan.___", state 282, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 314, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 328, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 347, "(1)"
	line 438, "pan.___", state 377, "(1)"
	line 442, "pan.___", state 390, "(1)"
	line 411, "pan.___", state 413, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 411, "pan.___", state 415, "(1)"
	line 411, "pan.___", state 416, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 411, "pan.___", state 416, "else"
	line 411, "pan.___", state 419, "(1)"
	line 415, "pan.___", state 427, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 429, "(1)"
	line 415, "pan.___", state 430, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 415, "pan.___", state 430, "else"
	line 415, "pan.___", state 433, "(1)"
	line 415, "pan.___", state 434, "(1)"
	line 415, "pan.___", state 434, "(1)"
	line 413, "pan.___", state 439, "((i<1))"
	line 413, "pan.___", state 439, "((i>=1))"
	line 420, "pan.___", state 445, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 447, "(1)"
	line 420, "pan.___", state 448, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 420, "pan.___", state 448, "else"
	line 420, "pan.___", state 451, "(1)"
	line 420, "pan.___", state 452, "(1)"
	line 420, "pan.___", state 452, "(1)"
	line 424, "pan.___", state 459, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 461, "(1)"
	line 424, "pan.___", state 462, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 424, "pan.___", state 462, "else"
	line 424, "pan.___", state 465, "(1)"
	line 424, "pan.___", state 466, "(1)"
	line 424, "pan.___", state 466, "(1)"
	line 422, "pan.___", state 471, "((i<2))"
	line 422, "pan.___", state 471, "((i>=2))"
	line 429, "pan.___", state 478, "(1)"
	line 429, "pan.___", state 479, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 429, "pan.___", state 479, "else"
	line 429, "pan.___", state 482, "(1)"
	line 429, "pan.___", state 483, "(1)"
	line 429, "pan.___", state 483, "(1)"
	line 433, "pan.___", state 491, "(1)"
	line 433, "pan.___", state 492, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 433, "pan.___", state 492, "else"
	line 433, "pan.___", state 495, "(1)"
	line 433, "pan.___", state 496, "(1)"
	line 433, "pan.___", state 496, "(1)"
	line 431, "pan.___", state 501, "((i<1))"
	line 431, "pan.___", state 501, "((i>=1))"
	line 438, "pan.___", state 508, "(1)"
	line 438, "pan.___", state 509, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 438, "pan.___", state 509, "else"
	line 438, "pan.___", state 512, "(1)"
	line 438, "pan.___", state 513, "(1)"
	line 438, "pan.___", state 513, "(1)"
	line 442, "pan.___", state 521, "(1)"
	line 442, "pan.___", state 522, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 442, "pan.___", state 522, "else"
	line 442, "pan.___", state 525, "(1)"
	line 442, "pan.___", state 526, "(1)"
	line 442, "pan.___", state 526, "(1)"
	line 440, "pan.___", state 531, "((i<2))"
	line 440, "pan.___", state 531, "((i>=2))"
	line 450, "pan.___", state 535, "(1)"
	line 450, "pan.___", state 535, "(1)"
	line 597, "pan.___", state 538, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 597, "pan.___", state 539, "_proc_urcu_reader = (_proc_urcu_reader|(1<<5))"
	line 597, "pan.___", state 540, "(1)"
	line 272, "pan.___", state 544, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 276, "pan.___", state 555, "(1)"
	line 280, "pan.___", state 566, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 575, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 591, "(1)"
	line 253, "pan.___", state 599, "(1)"
	line 257, "pan.___", state 611, "(1)"
	line 261, "pan.___", state 619, "(1)"
	line 411, "pan.___", state 637, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 651, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 669, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 683, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 702, "(1)"
	line 433, "pan.___", state 715, "(1)"
	line 438, "pan.___", state 732, "(1)"
	line 442, "pan.___", state 745, "(1)"
	line 411, "pan.___", state 773, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 805, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 819, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 838, "(1)"
	line 438, "pan.___", state 868, "(1)"
	line 442, "pan.___", state 881, "(1)"
	line 411, "pan.___", state 902, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 411, "pan.___", state 904, "(1)"
	line 411, "pan.___", state 905, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 411, "pan.___", state 905, "else"
	line 411, "pan.___", state 908, "(1)"
	line 415, "pan.___", state 916, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 918, "(1)"
	line 415, "pan.___", state 919, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 415, "pan.___", state 919, "else"
	line 415, "pan.___", state 922, "(1)"
	line 415, "pan.___", state 923, "(1)"
	line 415, "pan.___", state 923, "(1)"
	line 413, "pan.___", state 928, "((i<1))"
	line 413, "pan.___", state 928, "((i>=1))"
	line 420, "pan.___", state 934, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 936, "(1)"
	line 420, "pan.___", state 937, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 420, "pan.___", state 937, "else"
	line 420, "pan.___", state 940, "(1)"
	line 420, "pan.___", state 941, "(1)"
	line 420, "pan.___", state 941, "(1)"
	line 424, "pan.___", state 948, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 950, "(1)"
	line 424, "pan.___", state 951, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 424, "pan.___", state 951, "else"
	line 424, "pan.___", state 954, "(1)"
	line 424, "pan.___", state 955, "(1)"
	line 424, "pan.___", state 955, "(1)"
	line 422, "pan.___", state 960, "((i<2))"
	line 422, "pan.___", state 960, "((i>=2))"
	line 429, "pan.___", state 967, "(1)"
	line 429, "pan.___", state 968, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 429, "pan.___", state 968, "else"
	line 429, "pan.___", state 971, "(1)"
	line 429, "pan.___", state 972, "(1)"
	line 429, "pan.___", state 972, "(1)"
	line 433, "pan.___", state 980, "(1)"
	line 433, "pan.___", state 981, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 433, "pan.___", state 981, "else"
	line 433, "pan.___", state 984, "(1)"
	line 433, "pan.___", state 985, "(1)"
	line 433, "pan.___", state 985, "(1)"
	line 431, "pan.___", state 990, "((i<1))"
	line 431, "pan.___", state 990, "((i>=1))"
	line 438, "pan.___", state 997, "(1)"
	line 438, "pan.___", state 998, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 438, "pan.___", state 998, "else"
	line 438, "pan.___", state 1001, "(1)"
	line 438, "pan.___", state 1002, "(1)"
	line 438, "pan.___", state 1002, "(1)"
	line 442, "pan.___", state 1010, "(1)"
	line 442, "pan.___", state 1011, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 442, "pan.___", state 1011, "else"
	line 442, "pan.___", state 1014, "(1)"
	line 442, "pan.___", state 1015, "(1)"
	line 442, "pan.___", state 1015, "(1)"
	line 440, "pan.___", state 1020, "((i<2))"
	line 440, "pan.___", state 1020, "((i>=2))"
	line 450, "pan.___", state 1024, "(1)"
	line 450, "pan.___", state 1024, "(1)"
	line 605, "pan.___", state 1028, "_proc_urcu_reader = (_proc_urcu_reader|(1<<11))"
	line 411, "pan.___", state 1033, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 1047, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1065, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1079, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1098, "(1)"
	line 433, "pan.___", state 1111, "(1)"
	line 438, "pan.___", state 1128, "(1)"
	line 442, "pan.___", state 1141, "(1)"
	line 411, "pan.___", state 1165, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1197, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1211, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1230, "(1)"
	line 438, "pan.___", state 1260, "(1)"
	line 442, "pan.___", state 1273, "(1)"
	line 411, "pan.___", state 1298, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1330, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1344, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1363, "(1)"
	line 438, "pan.___", state 1393, "(1)"
	line 442, "pan.___", state 1406, "(1)"
	line 411, "pan.___", state 1427, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1459, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1473, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1492, "(1)"
	line 438, "pan.___", state 1522, "(1)"
	line 442, "pan.___", state 1535, "(1)"
	line 272, "pan.___", state 1558, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 1580, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 1589, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 1605, "(1)"
	line 253, "pan.___", state 1613, "(1)"
	line 257, "pan.___", state 1625, "(1)"
	line 261, "pan.___", state 1633, "(1)"
	line 411, "pan.___", state 1651, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 1665, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1683, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1697, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1716, "(1)"
	line 433, "pan.___", state 1729, "(1)"
	line 438, "pan.___", state 1746, "(1)"
	line 442, "pan.___", state 1759, "(1)"
	line 411, "pan.___", state 1780, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 1794, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1812, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1826, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1845, "(1)"
	line 433, "pan.___", state 1858, "(1)"
	line 438, "pan.___", state 1875, "(1)"
	line 442, "pan.___", state 1888, "(1)"
	line 411, "pan.___", state 1912, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 1944, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 1958, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 1977, "(1)"
	line 438, "pan.___", state 2007, "(1)"
	line 442, "pan.___", state 2020, "(1)"
	line 644, "pan.___", state 2041, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<19))"
	line 411, "pan.___", state 2048, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2080, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2094, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 2113, "(1)"
	line 438, "pan.___", state 2143, "(1)"
	line 442, "pan.___", state 2156, "(1)"
	line 411, "pan.___", state 2177, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2209, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2223, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 2242, "(1)"
	line 438, "pan.___", state 2272, "(1)"
	line 442, "pan.___", state 2285, "(1)"
	line 411, "pan.___", state 2308, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 411, "pan.___", state 2310, "(1)"
	line 411, "pan.___", state 2311, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 411, "pan.___", state 2311, "else"
	line 411, "pan.___", state 2314, "(1)"
	line 415, "pan.___", state 2322, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 2324, "(1)"
	line 415, "pan.___", state 2325, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 415, "pan.___", state 2325, "else"
	line 415, "pan.___", state 2328, "(1)"
	line 415, "pan.___", state 2329, "(1)"
	line 415, "pan.___", state 2329, "(1)"
	line 413, "pan.___", state 2334, "((i<1))"
	line 413, "pan.___", state 2334, "((i>=1))"
	line 420, "pan.___", state 2340, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2342, "(1)"
	line 420, "pan.___", state 2343, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 420, "pan.___", state 2343, "else"
	line 420, "pan.___", state 2346, "(1)"
	line 420, "pan.___", state 2347, "(1)"
	line 420, "pan.___", state 2347, "(1)"
	line 424, "pan.___", state 2354, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2356, "(1)"
	line 424, "pan.___", state 2357, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 424, "pan.___", state 2357, "else"
	line 424, "pan.___", state 2360, "(1)"
	line 424, "pan.___", state 2361, "(1)"
	line 424, "pan.___", state 2361, "(1)"
	line 422, "pan.___", state 2366, "((i<2))"
	line 422, "pan.___", state 2366, "((i>=2))"
	line 429, "pan.___", state 2373, "(1)"
	line 429, "pan.___", state 2374, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))"
	line 429, "pan.___", state 2374, "else"
	line 429, "pan.___", state 2377, "(1)"
	line 429, "pan.___", state 2378, "(1)"
	line 429, "pan.___", state 2378, "(1)"
	line 433, "pan.___", state 2386, "(1)"
	line 433, "pan.___", state 2387, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))"
	line 433, "pan.___", state 2387, "else"
	line 433, "pan.___", state 2390, "(1)"
	line 433, "pan.___", state 2391, "(1)"
	line 433, "pan.___", state 2391, "(1)"
	line 431, "pan.___", state 2396, "((i<1))"
	line 431, "pan.___", state 2396, "((i>=1))"
	line 438, "pan.___", state 2403, "(1)"
	line 438, "pan.___", state 2404, "(!((cache_dirty_rcu_ptr.bitfield&(1<<_pid))))"
	line 438, "pan.___", state 2404, "else"
	line 438, "pan.___", state 2407, "(1)"
	line 438, "pan.___", state 2408, "(1)"
	line 438, "pan.___", state 2408, "(1)"
	line 442, "pan.___", state 2416, "(1)"
	line 442, "pan.___", state 2417, "(!((cache_dirty_rcu_data[i].bitfield&(1<<_pid))))"
	line 442, "pan.___", state 2417, "else"
	line 442, "pan.___", state 2420, "(1)"
	line 442, "pan.___", state 2421, "(1)"
	line 442, "pan.___", state 2421, "(1)"
	line 440, "pan.___", state 2426, "((i<2))"
	line 440, "pan.___", state 2426, "((i>=2))"
	line 450, "pan.___", state 2430, "(1)"
	line 450, "pan.___", state 2430, "(1)"
	line 644, "pan.___", state 2433, "cached_urcu_active_readers.val[_pid] = (tmp+1)"
	line 644, "pan.___", state 2434, "_proc_urcu_reader = (_proc_urcu_reader|(1<<23))"
	line 644, "pan.___", state 2435, "(1)"
	line 272, "pan.___", state 2439, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 2461, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 2470, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 2486, "(1)"
	line 253, "pan.___", state 2494, "(1)"
	line 257, "pan.___", state 2506, "(1)"
	line 261, "pan.___", state 2514, "(1)"
	line 411, "pan.___", state 2532, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 2546, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2564, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2578, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 2597, "(1)"
	line 433, "pan.___", state 2610, "(1)"
	line 438, "pan.___", state 2627, "(1)"
	line 442, "pan.___", state 2640, "(1)"
	line 272, "pan.___", state 2664, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 276, "pan.___", state 2673, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 2686, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 2695, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 2711, "(1)"
	line 253, "pan.___", state 2719, "(1)"
	line 257, "pan.___", state 2731, "(1)"
	line 261, "pan.___", state 2739, "(1)"
	line 411, "pan.___", state 2757, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 2771, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2789, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2803, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 2822, "(1)"
	line 433, "pan.___", state 2835, "(1)"
	line 438, "pan.___", state 2852, "(1)"
	line 442, "pan.___", state 2865, "(1)"
	line 411, "pan.___", state 2886, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 2900, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 2918, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 2932, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 2951, "(1)"
	line 433, "pan.___", state 2964, "(1)"
	line 438, "pan.___", state 2981, "(1)"
	line 442, "pan.___", state 2994, "(1)"
	line 249, "pan.___", state 3027, "(1)"
	line 257, "pan.___", state 3047, "(1)"
	line 261, "pan.___", state 3055, "(1)"
	line 249, "pan.___", state 3070, "(1)"
	line 253, "pan.___", state 3078, "(1)"
	line 257, "pan.___", state 3090, "(1)"
	line 261, "pan.___", state 3098, "(1)"
	line 898, "pan.___", state 3115, "-end-"
	(283 of 3115 states)
unreached in proctype urcu_writer
	line 411, "pan.___", state 19, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 33, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 84, "(1)"
	line 433, "pan.___", state 97, "(1)"
	line 272, "pan.___", state 150, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 272, "pan.___", state 152, "(1)"
	line 276, "pan.___", state 159, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 276, "pan.___", state 161, "(1)"
	line 276, "pan.___", state 162, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))"
	line 276, "pan.___", state 162, "else"
	line 274, "pan.___", state 167, "((i<1))"
	line 274, "pan.___", state 167, "((i>=1))"
	line 280, "pan.___", state 172, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 174, "(1)"
	line 280, "pan.___", state 175, "((cache_dirty_rcu_ptr.bitfield&(1<<_pid)))"
	line 280, "pan.___", state 175, "else"
	line 284, "pan.___", state 181, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 183, "(1)"
	line 284, "pan.___", state 184, "((cache_dirty_rcu_data[i].bitfield&(1<<_pid)))"
	line 284, "pan.___", state 184, "else"
	line 289, "pan.___", state 193, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))"
	line 289, "pan.___", state 193, "else"
	line 411, "pan.___", state 212, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 415, "pan.___", state 226, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 244, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 258, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 429, "pan.___", state 277, "(1)"
	line 433, "pan.___", state 290, "(1)"
	line 438, "pan.___", state 307, "(1)"
	line 442, "pan.___", state 320, "(1)"
	line 415, "pan.___", state 357, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 375, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 389, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 433, "pan.___", state 421, "(1)"
	line 438, "pan.___", state 438, "(1)"
	line 442, "pan.___", state 451, "(1)"
	line 415, "pan.___", state 496, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 514, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 528, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 433, "pan.___", state 560, "(1)"
	line 438, "pan.___", state 577, "(1)"
	line 442, "pan.___", state 590, "(1)"
	line 415, "pan.___", state 625, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 643, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 657, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 433, "pan.___", state 689, "(1)"
	line 438, "pan.___", state 706, "(1)"
	line 442, "pan.___", state 719, "(1)"
	line 415, "pan.___", state 756, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 420, "pan.___", state 774, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 424, "pan.___", state 788, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 433, "pan.___", state 820, "(1)"
	line 438, "pan.___", state 837, "(1)"
	line 442, "pan.___", state 850, "(1)"
	line 272, "pan.___", state 905, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))"
	line 276, "pan.___", state 914, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 952, "(1)"
	line 253, "pan.___", state 960, "(1)"
	line 257, "pan.___", state 972, "(1)"
	line 261, "pan.___", state 980, "(1)"
	line 276, "pan.___", state 1005, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 1018, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 1027, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 1043, "(1)"
	line 253, "pan.___", state 1051, "(1)"
	line 257, "pan.___", state 1063, "(1)"
	line 261, "pan.___", state 1071, "(1)"
	line 276, "pan.___", state 1096, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 1109, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 1118, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 1134, "(1)"
	line 253, "pan.___", state 1142, "(1)"
	line 257, "pan.___", state 1154, "(1)"
	line 261, "pan.___", state 1162, "(1)"
	line 276, "pan.___", state 1187, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))"
	line 280, "pan.___", state 1200, "cache_dirty_rcu_ptr.bitfield = (cache_dirty_rcu_ptr.bitfield&~((1<<_pid)))"
	line 284, "pan.___", state 1209, "cache_dirty_rcu_data[i].bitfield = (cache_dirty_rcu_data[i].bitfield&~((1<<_pid)))"
	line 249, "pan.___", state 1225, "(1)"
	line 253, "pan.___", state 1233, "(1)"
	line 257, "pan.___", state 1245, "(1)"
	line 261, "pan.___", state 1253, "(1)"
	line 1237, "pan.___", state 1268, "-end-"
	(77 of 1268 states)
unreached in proctype :init:
	line 1248, "pan.___", state 9, "((j<2))"
	line 1248, "pan.___", state 9, "((j>=2))"
	line 1249, "pan.___", state 20, "((j<2))"
	line 1249, "pan.___", state 20, "((j>=2))"
	line 1254, "pan.___", state 33, "((j<2))"
	line 1254, "pan.___", state 33, "((j>=2))"
	line 1252, "pan.___", state 43, "((i<1))"
	line 1252, "pan.___", state 43, "((i>=1))"
	line 1262, "pan.___", state 54, "((j<2))"
	line 1262, "pan.___", state 54, "((j>=2))"
	line 1266, "pan.___", state 67, "((j<2))"
	line 1266, "pan.___", state 67, "((j>=2))"
	(6 of 78 states)
unreached in proctype :never:
	line 1300, "pan.___", state 8, "-end-"
	(1 of 8 states)

pan: elapsed time 4.43e+03 seconds
pan: rate 1246.6728 states/second
pan: avg transition delay 1.2479e-06 usec
cp .input.spin urcu_free_no_wmb.spin.input
cp .input.spin.trail urcu_free_no_wmb.spin.input.trail
make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow-alpha-no-ipi'