X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=formal-model%2Furcu%2Fresult-signal-over-reader%2Furcu_free_single_flip.log;fp=formal-model%2Furcu%2Fresult-signal-over-reader%2Furcu_free_single_flip.log;h=5d7d35c8b0e496dcc6967e332f62b998ba449e5d;hb=8baf2c9506f8e4bbac913c7ea2a8b2e9a3cd0932;hp=0000000000000000000000000000000000000000;hpb=fa5b67244cb2c3733d2c0195d3ad239d97ec2dc3;p=urcu.git diff --git a/formal-model/urcu/result-signal-over-reader/urcu_free_single_flip.log b/formal-model/urcu/result-signal-over-reader/urcu_free_single_flip.log new file mode 100644 index 0000000..5d7d35c --- /dev/null +++ b/formal-model/urcu/result-signal-over-reader/urcu_free_single_flip.log @@ -0,0 +1,217 @@ +make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu' +rm -f pan* trail.out .input.spin* *.spin.trail .input.define +touch .input.define +cat .input.define >> pan.ltl +cat DEFINES >> pan.ltl +spin -f "!(`cat urcu_free.ltl | grep -v ^//`)" >> pan.ltl +cp urcu_free_single_flip.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 744) +Depth= 8352 States= 1e+06 Transitions= 1.05e+07 Memory= 534.807 t= 8.93 R= 1e+05 +pan: claim violated! (at depth 1352) +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 64 byte, depth reached 8352, errors: 1 + 1456373 states, stored + 13442538 states, matched + 14898911 transitions (= stored+matched) + 50580660 atomic steps +hash conflicts: 5166006 (resolved) + +Stats on memory usage (in Megabytes): + 127.779 equivalent memory usage for states (stored*(State-vector + overhead)) + 100.443 actual memory usage for states (compression: 78.61%) + state-vector as stored = 44 byte + 28 byte overhead + 8.000 memory used for hash table (-w20) + 457.764 memory used for DFS stack (-m10000000) + 566.154 total actual memory usage + +unreached in proctype urcu_reader + line 399, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 61, "(1)" + line 418, "pan.___", state 91, "(1)" + line 399, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 158, "(1)" + line 418, "pan.___", state 188, "(1)" + line 399, "pan.___", state 211, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 243, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 256, "(1)" + line 418, "pan.___", state 286, "(1)" + line 399, "pan.___", state 350, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 382, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 395, "(1)" + line 418, "pan.___", state 425, "(1)" + line 540, "pan.___", state 456, "-end-" + (17 of 456 states) +unreached in proctype urcu_reader_sig + line 399, "pan.___", state 25, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 57, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 70, "(1)" + line 418, "pan.___", state 100, "(1)" + line 399, "pan.___", state 113, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 145, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 158, "(1)" + line 418, "pan.___", state 188, "(1)" + line 399, "pan.___", state 202, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 234, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 247, "(1)" + line 418, "pan.___", state 277, "(1)" + line 399, "pan.___", state 314, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 346, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 359, "(1)" + line 418, "pan.___", state 389, "(1)" + line 614, "pan.___", state 411, "-end-" + (17 of 411 states) +unreached in proctype urcu_writer + line 399, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 403, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 59, "(1)" + line 413, "pan.___", state 72, "(1)" + line 418, "pan.___", state 89, "(1)" + line 399, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 403, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 153, "(1)" + line 413, "pan.___", state 166, "(1)" + line 652, "pan.___", state 199, "(1)" + line 175, "pan.___", state 208, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 179, "pan.___", state 217, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 240, "(1)" + line 164, "pan.___", state 248, "(1)" + line 168, "pan.___", state 260, "(1)" + line 175, "pan.___", state 271, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1< (0) : (1) ))))" + line 179, "pan.___", state 347, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 183, "pan.___", state 360, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 370, "(1)" + line 164, "pan.___", state 378, "(1)" + line 168, "pan.___", state 390, "(1)" + line 399, "pan.___", state 404, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 403, "pan.___", state 418, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 436, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 449, "(1)" + line 413, "pan.___", state 462, "(1)" + line 418, "pan.___", state 479, "(1)" + line 399, "pan.___", state 498, "(1)" + line 403, "pan.___", state 510, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 528, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 413, "pan.___", state 554, "(1)" + line 418, "pan.___", state 571, "(1)" + line 403, "pan.___", state 603, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 408, "pan.___", state 621, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 413, "pan.___", state 647, "(1)" + line 418, "pan.___", state 664, "(1)" + line 179, "pan.___", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 183, "pan.___", state 700, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 710, "(1)" + line 164, "pan.___", state 718, "(1)" + line 168, "pan.___", state 730, "(1)" + line 175, "pan.___", state 741, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1< (0) : (1) ))))" + line 179, "pan.___", state 817, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 183, "pan.___", state 830, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 840, "(1)" + line 164, "pan.___", state 848, "(1)" + line 168, "pan.___", state 860, "(1)" + line 399, "pan.___", state 882, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 399, "pan.___", state 884, "(1)" + line 399, "pan.___", state 885, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))" + line 399, "pan.___", state 885, "else" + line 399, "pan.___", state 888, "(1)" + line 403, "pan.___", state 896, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 403, "pan.___", state 898, "(1)" + line 403, "pan.___", state 899, "((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) ))))" + line 403, "pan.___", state 899, "else" + line 403, "pan.___", state 902, "(1)" + line 403, "pan.___", state 903, "(1)" + line 403, "pan.___", state 903, "(1)" + line 401, "pan.___", state 908, "((i<1))" + line 401, "pan.___", state 908, "((i>=1))" + line 408, "pan.___", state 914, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 409, "pan.___", state 927, "(1)" + line 409, "pan.___", state 928, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))" + line 409, "pan.___", state 928, "else" + line 409, "pan.___", state 931, "(1)" + line 409, "pan.___", state 932, "(1)" + line 409, "pan.___", state 932, "(1)" + line 413, "pan.___", state 940, "(1)" + line 413, "pan.___", state 941, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))" + line 413, "pan.___", state 941, "else" + line 413, "pan.___", state 944, "(1)" + line 413, "pan.___", state 945, "(1)" + line 413, "pan.___", state 945, "(1)" + line 411, "pan.___", state 950, "((i<1))" + line 411, "pan.___", state 950, "((i>=1))" + line 418, "pan.___", state 957, "(1)" + line 418, "pan.___", state 958, "(!((cache_dirty_generation_ptr.bitfield&(1<<( ((_pid<2)) -> (0) : (1) )))))" + line 418, "pan.___", state 958, "else" + line 418, "pan.___", state 961, "(1)" + line 418, "pan.___", state 962, "(1)" + line 418, "pan.___", state 962, "(1)" + line 420, "pan.___", state 965, "(1)" + line 420, "pan.___", state 965, "(1)" + line 179, "pan.___", state 990, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 183, "pan.___", state 1003, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 1013, "(1)" + line 164, "pan.___", state 1021, "(1)" + line 168, "pan.___", state 1033, "(1)" + line 175, "pan.___", state 1044, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1< (0) : (1) ))))" + line 179, "pan.___", state 1120, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 183, "pan.___", state 1133, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<( ((_pid<2)) -> (0) : (1) ))))" + line 160, "pan.___", state 1143, "(1)" + line 164, "pan.___", state 1151, "(1)" + line 168, "pan.___", state 1163, "(1)" + line 702, "pan.___", state 1188, "-end-" + (100 of 1188 states) +unreached in proctype :init: + line 709, "pan.___", state 9, "((j<2))" + line 709, "pan.___", state 9, "((j>=2))" + line 710, "pan.___", state 20, "((j<2))" + line 710, "pan.___", state 20, "((j>=2))" + line 715, "pan.___", state 33, "((j<2))" + line 715, "pan.___", state 33, "((j>=2))" + (3 of 46 states) +unreached in proctype :never: + line 749, "pan.___", state 8, "-end-" + (1 of 8 states) + +pan: elapsed time 12.8 seconds +pan: rate 113424.69 states/second +pan: avg transition delay 8.6181e-07 usec +cp .input.spin urcu_free_single_flip.spin.input +cp .input.spin.trail urcu_free_single_flip.spin.input.trail +make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu'