--- /dev/null
+make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu-controldataflow-min-progress'
+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 -DCOLLAPSE -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 1179)
+pan: claim violated! (at depth 1476)
+pan: wrote .input.spin.trail
+
+(Spin Version 5.1.7 -- 23 December 2008)
+Warning: Search not completed
+ + Partial Order Reduction
+ + Compression
+
+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 80 byte, depth reached 3979, errors: 1
+ 430584 states, stored
+ 99483765 states, matched
+ 99914349 transitions (= stored+matched)
+5.7035561e+08 atomic steps
+hash conflicts: 13587432 (resolved)
+
+Stats on memory usage (in Megabytes):
+ 47.634 equivalent memory usage for states (stored*(State-vector + overhead))
+ 20.652 actual memory usage for states (compression: 43.36%)
+ state-vector as stored = 14 byte + 36 byte overhead
+ 8.000 memory used for hash table (-w20)
+ 457.764 memory used for DFS stack (-m10000000)
+ 486.369 total actual memory usage
+
+nr of templates: [ globals chans procs ]
+collapse counts: [ 7914 682 569 2 2 ]
+unreached in proctype urcu_reader
+ line 713, "pan.___", state 12, "((i<1))"
+ line 713, "pan.___", state 12, "((i>=1))"
+ line 268, "pan.___", state 55, "cache_dirty_urcu_gp_ctr = 0"
+ line 276, "pan.___", state 77, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 86, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 102, "(1)"
+ line 249, "pan.___", state 110, "(1)"
+ line 253, "pan.___", state 122, "(1)"
+ line 257, "pan.___", state 130, "(1)"
+ line 404, "pan.___", state 156, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 188, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 202, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 221, "(1)"
+ line 431, "pan.___", state 251, "(1)"
+ line 435, "pan.___", state 264, "(1)"
+ line 614, "pan.___", state 285, "_proc_urcu_reader = (_proc_urcu_reader|((1<<2)<<1))"
+ line 404, "pan.___", state 292, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 324, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 338, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 357, "(1)"
+ line 431, "pan.___", state 387, "(1)"
+ line 435, "pan.___", state 400, "(1)"
+ line 404, "pan.___", state 421, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 453, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 467, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 486, "(1)"
+ line 431, "pan.___", state 516, "(1)"
+ line 435, "pan.___", state 529, "(1)"
+ line 404, "pan.___", state 552, "cache_dirty_urcu_gp_ctr = 0"
+ line 404, "pan.___", state 554, "(1)"
+ line 404, "pan.___", state 555, "(cache_dirty_urcu_gp_ctr)"
+ line 404, "pan.___", state 555, "else"
+ line 404, "pan.___", state 558, "(1)"
+ line 408, "pan.___", state 566, "cache_dirty_urcu_active_readers = 0"
+ line 408, "pan.___", state 568, "(1)"
+ line 408, "pan.___", state 569, "(cache_dirty_urcu_active_readers)"
+ line 408, "pan.___", state 569, "else"
+ line 408, "pan.___", state 572, "(1)"
+ line 408, "pan.___", state 573, "(1)"
+ line 408, "pan.___", state 573, "(1)"
+ line 406, "pan.___", state 578, "((i<1))"
+ line 406, "pan.___", state 578, "((i>=1))"
+ line 413, "pan.___", state 584, "cache_dirty_rcu_ptr = 0"
+ line 413, "pan.___", state 586, "(1)"
+ line 413, "pan.___", state 587, "(cache_dirty_rcu_ptr)"
+ line 413, "pan.___", state 587, "else"
+ line 413, "pan.___", state 590, "(1)"
+ line 413, "pan.___", state 591, "(1)"
+ line 413, "pan.___", state 591, "(1)"
+ line 417, "pan.___", state 598, "cache_dirty_rcu_data[i] = 0"
+ line 417, "pan.___", state 600, "(1)"
+ line 417, "pan.___", state 601, "(cache_dirty_rcu_data[i])"
+ line 417, "pan.___", state 601, "else"
+ line 417, "pan.___", state 604, "(1)"
+ line 417, "pan.___", state 605, "(1)"
+ line 417, "pan.___", state 605, "(1)"
+ line 415, "pan.___", state 610, "((i<2))"
+ line 415, "pan.___", state 610, "((i>=2))"
+ line 422, "pan.___", state 617, "(1)"
+ line 422, "pan.___", state 618, "(!(cache_dirty_urcu_gp_ctr))"
+ line 422, "pan.___", state 618, "else"
+ line 422, "pan.___", state 621, "(1)"
+ line 422, "pan.___", state 622, "(1)"
+ line 422, "pan.___", state 622, "(1)"
+ line 426, "pan.___", state 630, "(1)"
+ line 426, "pan.___", state 631, "(!(cache_dirty_urcu_active_readers))"
+ line 426, "pan.___", state 631, "else"
+ line 426, "pan.___", state 634, "(1)"
+ line 426, "pan.___", state 635, "(1)"
+ line 426, "pan.___", state 635, "(1)"
+ line 424, "pan.___", state 640, "((i<1))"
+ line 424, "pan.___", state 640, "((i>=1))"
+ line 431, "pan.___", state 647, "(1)"
+ line 431, "pan.___", state 648, "(!(cache_dirty_rcu_ptr))"
+ line 431, "pan.___", state 648, "else"
+ line 431, "pan.___", state 651, "(1)"
+ line 431, "pan.___", state 652, "(1)"
+ line 431, "pan.___", state 652, "(1)"
+ line 435, "pan.___", state 660, "(1)"
+ line 435, "pan.___", state 661, "(!(cache_dirty_rcu_data[i]))"
+ line 435, "pan.___", state 661, "else"
+ line 435, "pan.___", state 664, "(1)"
+ line 435, "pan.___", state 665, "(1)"
+ line 435, "pan.___", state 665, "(1)"
+ line 433, "pan.___", state 670, "((i<2))"
+ line 433, "pan.___", state 670, "((i>=2))"
+ line 443, "pan.___", state 674, "(1)"
+ line 443, "pan.___", state 674, "(1)"
+ line 614, "pan.___", state 677, "cached_urcu_active_readers = (tmp+1)"
+ line 614, "pan.___", state 678, "_proc_urcu_reader = (_proc_urcu_reader|(1<<5))"
+ line 614, "pan.___", state 679, "(1)"
+ line 404, "pan.___", state 686, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 718, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 732, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 751, "(1)"
+ line 431, "pan.___", state 781, "(1)"
+ line 435, "pan.___", state 794, "(1)"
+ line 404, "pan.___", state 821, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 853, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 867, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 886, "(1)"
+ line 431, "pan.___", state 916, "(1)"
+ line 435, "pan.___", state 929, "(1)"
+ line 404, "pan.___", state 950, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 982, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 996, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 1015, "(1)"
+ line 431, "pan.___", state 1045, "(1)"
+ line 435, "pan.___", state 1058, "(1)"
+ line 404, "pan.___", state 1091, "cache_dirty_urcu_gp_ctr = 0"
+ line 413, "pan.___", state 1123, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 1137, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 1156, "(1)"
+ line 431, "pan.___", state 1186, "(1)"
+ line 435, "pan.___", state 1199, "(1)"
+ line 748, "pan.___", state 1220, "-end-"
+ (95 of 1220 states)
+unreached in proctype urcu_writer
+ line 837, "pan.___", state 12, "((i<1))"
+ line 837, "pan.___", state 12, "((i>=1))"
+ line 404, "pan.___", state 45, "cache_dirty_urcu_gp_ctr = 0"
+ line 404, "pan.___", state 51, "(1)"
+ line 408, "pan.___", state 59, "cache_dirty_urcu_active_readers = 0"
+ line 408, "pan.___", state 65, "(1)"
+ line 408, "pan.___", state 66, "(1)"
+ line 408, "pan.___", state 66, "(1)"
+ line 406, "pan.___", state 71, "((i<1))"
+ line 406, "pan.___", state 71, "((i>=1))"
+ line 413, "pan.___", state 77, "cache_dirty_rcu_ptr = 0"
+ line 413, "pan.___", state 83, "(1)"
+ line 413, "pan.___", state 84, "(1)"
+ line 413, "pan.___", state 84, "(1)"
+ line 417, "pan.___", state 97, "(1)"
+ line 417, "pan.___", state 98, "(1)"
+ line 417, "pan.___", state 98, "(1)"
+ line 415, "pan.___", state 103, "((i<2))"
+ line 415, "pan.___", state 103, "((i>=2))"
+ line 422, "pan.___", state 110, "(1)"
+ line 422, "pan.___", state 111, "(!(cache_dirty_urcu_gp_ctr))"
+ line 422, "pan.___", state 111, "else"
+ line 422, "pan.___", state 114, "(1)"
+ line 422, "pan.___", state 115, "(1)"
+ line 422, "pan.___", state 115, "(1)"
+ line 426, "pan.___", state 123, "(1)"
+ line 426, "pan.___", state 124, "(!(cache_dirty_urcu_active_readers))"
+ line 426, "pan.___", state 124, "else"
+ line 426, "pan.___", state 127, "(1)"
+ line 426, "pan.___", state 128, "(1)"
+ line 426, "pan.___", state 128, "(1)"
+ line 424, "pan.___", state 133, "((i<1))"
+ line 424, "pan.___", state 133, "((i>=1))"
+ line 431, "pan.___", state 140, "(1)"
+ line 431, "pan.___", state 141, "(!(cache_dirty_rcu_ptr))"
+ line 431, "pan.___", state 141, "else"
+ line 431, "pan.___", state 144, "(1)"
+ line 431, "pan.___", state 145, "(1)"
+ line 431, "pan.___", state 145, "(1)"
+ line 435, "pan.___", state 153, "(1)"
+ line 435, "pan.___", state 154, "(!(cache_dirty_rcu_data[i]))"
+ line 435, "pan.___", state 154, "else"
+ line 435, "pan.___", state 157, "(1)"
+ line 435, "pan.___", state 158, "(1)"
+ line 435, "pan.___", state 158, "(1)"
+ line 433, "pan.___", state 163, "((i<2))"
+ line 433, "pan.___", state 163, "((i>=2))"
+ line 443, "pan.___", state 167, "(1)"
+ line 443, "pan.___", state 167, "(1)"
+ line 268, "pan.___", state 176, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 185, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 198, "cache_dirty_rcu_ptr = 0"
+ line 404, "pan.___", state 238, "cache_dirty_urcu_gp_ctr = 0"
+ line 408, "pan.___", state 252, "cache_dirty_urcu_active_readers = 0"
+ line 413, "pan.___", state 270, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 284, "cache_dirty_rcu_data[i] = 0"
+ line 422, "pan.___", state 303, "(1)"
+ line 426, "pan.___", state 316, "(1)"
+ line 431, "pan.___", state 333, "(1)"
+ line 435, "pan.___", state 346, "(1)"
+ line 408, "pan.___", state 383, "cache_dirty_urcu_active_readers = 0"
+ line 413, "pan.___", state 401, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 415, "cache_dirty_rcu_data[i] = 0"
+ line 426, "pan.___", state 447, "(1)"
+ line 431, "pan.___", state 464, "(1)"
+ line 435, "pan.___", state 477, "(1)"
+ line 408, "pan.___", state 522, "cache_dirty_urcu_active_readers = 0"
+ line 413, "pan.___", state 540, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 554, "cache_dirty_rcu_data[i] = 0"
+ line 426, "pan.___", state 586, "(1)"
+ line 431, "pan.___", state 603, "(1)"
+ line 435, "pan.___", state 616, "(1)"
+ line 408, "pan.___", state 651, "cache_dirty_urcu_active_readers = 0"
+ line 413, "pan.___", state 669, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 683, "cache_dirty_rcu_data[i] = 0"
+ line 426, "pan.___", state 715, "(1)"
+ line 431, "pan.___", state 732, "(1)"
+ line 435, "pan.___", state 745, "(1)"
+ line 408, "pan.___", state 782, "cache_dirty_urcu_active_readers = 0"
+ line 413, "pan.___", state 800, "cache_dirty_rcu_ptr = 0"
+ line 417, "pan.___", state 814, "cache_dirty_rcu_data[i] = 0"
+ line 426, "pan.___", state 846, "(1)"
+ line 431, "pan.___", state 863, "(1)"
+ line 435, "pan.___", state 876, "(1)"
+ line 268, "pan.___", state 931, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 940, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 955, "(1)"
+ line 280, "pan.___", state 962, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 978, "(1)"
+ line 249, "pan.___", state 986, "(1)"
+ line 253, "pan.___", state 998, "(1)"
+ line 257, "pan.___", state 1006, "(1)"
+ line 268, "pan.___", state 1037, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 1046, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1059, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1068, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1084, "(1)"
+ line 249, "pan.___", state 1092, "(1)"
+ line 253, "pan.___", state 1104, "(1)"
+ line 257, "pan.___", state 1112, "(1)"
+ line 272, "pan.___", state 1138, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1151, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1160, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1176, "(1)"
+ line 249, "pan.___", state 1184, "(1)"
+ line 253, "pan.___", state 1196, "(1)"
+ line 257, "pan.___", state 1204, "(1)"
+ line 268, "pan.___", state 1235, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 1244, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1257, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1266, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1282, "(1)"
+ line 249, "pan.___", state 1290, "(1)"
+ line 253, "pan.___", state 1302, "(1)"
+ line 257, "pan.___", state 1310, "(1)"
+ line 272, "pan.___", state 1336, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1349, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1358, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1374, "(1)"
+ line 249, "pan.___", state 1382, "(1)"
+ line 253, "pan.___", state 1394, "(1)"
+ line 257, "pan.___", state 1402, "(1)"
+ line 268, "pan.___", state 1433, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 1442, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1455, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1464, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1480, "(1)"
+ line 249, "pan.___", state 1488, "(1)"
+ line 253, "pan.___", state 1500, "(1)"
+ line 257, "pan.___", state 1508, "(1)"
+ line 272, "pan.___", state 1534, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1547, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1556, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1572, "(1)"
+ line 249, "pan.___", state 1580, "(1)"
+ line 253, "pan.___", state 1592, "(1)"
+ line 257, "pan.___", state 1600, "(1)"
+ line 268, "pan.___", state 1631, "cache_dirty_urcu_gp_ctr = 0"
+ line 272, "pan.___", state 1640, "cache_dirty_urcu_active_readers = 0"
+ line 276, "pan.___", state 1653, "cache_dirty_rcu_ptr = 0"
+ line 280, "pan.___", state 1662, "cache_dirty_rcu_data[i] = 0"
+ line 245, "pan.___", state 1678, "(1)"
+ line 249, "pan.___", state 1686, "(1)"
+ line 253, "pan.___", state 1698, "(1)"
+ line 257, "pan.___", state 1706, "(1)"
+ line 1123, "pan.___", state 1722, "-end-"
+ (129 of 1722 states)
+unreached in proctype :init:
+ line 1138, "pan.___", state 11, "((i<1))"
+ line 1138, "pan.___", state 11, "((i>=1))"
+ (1 of 26 states)
+unreached in proctype :never:
+ line 1184, "pan.___", state 8, "-end-"
+ (1 of 8 states)
+
+pan: elapsed time 155 seconds
+pan: rate 2784.0683 states/second
+pan: avg transition delay 1.5479e-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-min-progress'