Commit | Line | Data |
---|---|---|
06e8b2a8 MD |
1 | make[1]: Entering directory `/home/compudj/doc/userspace-rcu/formal-model/urcu' |
2 | rm -f pan* trail.out .input.spin* *.spin.trail .input.define | |
3 | touch .input.define | |
4 | cat .input.define >> pan.ltl | |
5 | cat DEFINES >> pan.ltl | |
6 | spin -f "!(`cat urcu_free.ltl | grep -v ^//`)" >> pan.ltl | |
7 | cp urcu_free_no_mb.define .input.define | |
8 | cat .input.define > .input.spin | |
9 | cat DEFINES >> .input.spin | |
10 | cat urcu.spin >> .input.spin | |
11 | rm -f .input.spin.trail | |
12 | spin -a -X -N pan.ltl .input.spin | |
13 | Exit-Status 0 | |
14 | gcc -O2 -w -DHASH64 -o pan pan.c | |
15 | ./pan -a -v -c1 -X -m10000000 -w20 | |
16 | warning: for p.o. reduction to be valid the never claim must be stutter-invariant | |
17 | (never claims generated from LTL formulae are stutter-invariant) | |
18 | depth 0: Claim reached state 5 (line 745) | |
19 | Depth= 11386 States= 1e+06 Transitions= 1.56e+07 Memory= 527.287 t= 12.8 R= 8e+04 | |
20 | pan: claim violated! (at depth 2146) | |
21 | pan: wrote .input.spin.trail | |
22 | ||
23 | (Spin Version 5.1.7 -- 23 December 2008) | |
24 | Warning: Search not completed | |
25 | + Partial Order Reduction | |
26 | ||
27 | Full statespace search for: | |
28 | never claim + | |
29 | assertion violations + (if within scope of claim) | |
30 | acceptance cycles + (fairness disabled) | |
31 | invalid end states - (disabled by never claim) | |
32 | ||
33 | State-vector 72 byte, depth reached 11386, errors: 1 | |
34 | 1223588 states, stored | |
35 | 17987399 states, matched | |
36 | 19210987 transitions (= stored+matched) | |
37 | 70012127 atomic steps | |
38 | hash conflicts: 4173157 (resolved) | |
39 | ||
40 | Stats on memory usage (in Megabytes): | |
41 | 116.690 equivalent memory usage for states (stored*(State-vector + overhead)) | |
42 | 75.177 actual memory usage for states (compression: 64.42%) | |
43 | state-vector as stored = 36 byte + 28 byte overhead | |
44 | 8.000 memory used for hash table (-w20) | |
45 | 457.764 memory used for DFS stack (-m10000000) | |
46 | 540.861 total actual memory usage | |
47 | ||
48 | unreached in proctype urcu_reader | |
49 | line 400, "pan.___", state 16, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
50 | line 409, "pan.___", state 48, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
51 | line 410, "pan.___", state 61, "(1)" | |
52 | line 419, "pan.___", state 91, "(1)" | |
53 | line 400, "pan.___", state 106, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
54 | line 409, "pan.___", state 138, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
55 | line 410, "pan.___", state 151, "(1)" | |
56 | line 419, "pan.___", state 181, "(1)" | |
57 | line 400, "pan.___", state 197, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
58 | line 409, "pan.___", state 229, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
59 | line 410, "pan.___", state 242, "(1)" | |
60 | line 419, "pan.___", state 272, "(1)" | |
61 | line 400, "pan.___", state 315, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
62 | line 404, "pan.___", state 331, "(1)" | |
63 | line 409, "pan.___", state 347, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
64 | line 410, "pan.___", state 360, "(1)" | |
65 | line 419, "pan.___", state 390, "(1)" | |
66 | line 541, "pan.___", state 414, "-end-" | |
67 | (18 of 414 states) | |
68 | unreached in proctype urcu_writer | |
69 | line 400, "pan.___", state 14, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
70 | line 400, "pan.___", state 20, "(1)" | |
71 | line 404, "pan.___", state 28, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
72 | line 404, "pan.___", state 34, "(1)" | |
73 | line 404, "pan.___", state 35, "(1)" | |
74 | line 404, "pan.___", state 35, "(1)" | |
75 | line 402, "pan.___", state 40, "((i<1))" | |
76 | line 402, "pan.___", state 40, "((i>=1))" | |
77 | line 409, "pan.___", state 46, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
78 | line 410, "pan.___", state 59, "(1)" | |
79 | line 410, "pan.___", state 60, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))" | |
80 | line 410, "pan.___", state 60, "else" | |
81 | line 410, "pan.___", state 63, "(1)" | |
82 | line 410, "pan.___", state 64, "(1)" | |
83 | line 410, "pan.___", state 64, "(1)" | |
84 | line 414, "pan.___", state 72, "(1)" | |
85 | line 414, "pan.___", state 73, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))" | |
86 | line 414, "pan.___", state 73, "else" | |
87 | line 414, "pan.___", state 76, "(1)" | |
88 | line 414, "pan.___", state 77, "(1)" | |
89 | line 414, "pan.___", state 77, "(1)" | |
90 | line 412, "pan.___", state 82, "((i<1))" | |
91 | line 412, "pan.___", state 82, "((i>=1))" | |
92 | line 419, "pan.___", state 89, "(1)" | |
93 | line 419, "pan.___", state 90, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))" | |
94 | line 419, "pan.___", state 90, "else" | |
95 | line 419, "pan.___", state 93, "(1)" | |
96 | line 419, "pan.___", state 94, "(1)" | |
97 | line 419, "pan.___", state 94, "(1)" | |
98 | line 421, "pan.___", state 97, "(1)" | |
99 | line 421, "pan.___", state 97, "(1)" | |
100 | line 370, "pan.___", state 99, "(1)" | |
101 | line 640, "pan.___", state 103, "cached_generation_ptr.val[_pid] = (old_gen+1)" | |
102 | line 638, "pan.___", state 104, "old_gen = cached_generation_ptr.val[_pid]" | |
103 | line 400, "pan.___", state 108, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
104 | line 400, "pan.___", state 114, "(1)" | |
105 | line 404, "pan.___", state 122, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
106 | line 404, "pan.___", state 128, "(1)" | |
107 | line 404, "pan.___", state 129, "(1)" | |
108 | line 404, "pan.___", state 129, "(1)" | |
109 | line 410, "pan.___", state 153, "(1)" | |
110 | line 414, "pan.___", state 166, "(1)" | |
111 | line 421, "pan.___", state 191, "(1)" | |
112 | line 421, "pan.___", state 191, "(1)" | |
113 | line 653, "pan.___", state 199, "(1)" | |
114 | line 400, "pan.___", state 209, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
115 | line 404, "pan.___", state 223, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
116 | line 410, "pan.___", state 254, "(1)" | |
117 | line 414, "pan.___", state 267, "(1)" | |
118 | line 400, "pan.___", state 300, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
119 | line 404, "pan.___", state 314, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
120 | line 410, "pan.___", state 345, "(1)" | |
121 | line 414, "pan.___", state 358, "(1)" | |
122 | line 400, "pan.___", state 395, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
123 | line 404, "pan.___", state 409, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
124 | line 410, "pan.___", state 440, "(1)" | |
125 | line 414, "pan.___", state 453, "(1)" | |
126 | line 400, "pan.___", state 488, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
127 | line 404, "pan.___", state 502, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
128 | line 410, "pan.___", state 533, "(1)" | |
129 | line 414, "pan.___", state 546, "(1)" | |
130 | line 400, "pan.___", state 582, "(1)" | |
131 | line 404, "pan.___", state 594, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
132 | line 414, "pan.___", state 638, "(1)" | |
133 | line 404, "pan.___", state 687, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
134 | line 414, "pan.___", state 731, "(1)" | |
135 | line 404, "pan.___", state 777, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
136 | line 409, "pan.___", state 795, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
137 | line 414, "pan.___", state 821, "(1)" | |
138 | line 419, "pan.___", state 838, "(1)" | |
139 | line 404, "pan.___", state 868, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
140 | line 409, "pan.___", state 886, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
141 | line 414, "pan.___", state 912, "(1)" | |
142 | line 419, "pan.___", state 929, "(1)" | |
143 | line 404, "pan.___", state 963, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
144 | line 409, "pan.___", state 981, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
145 | line 414, "pan.___", state 1007, "(1)" | |
146 | line 419, "pan.___", state 1024, "(1)" | |
147 | line 400, "pan.___", state 1050, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
148 | line 400, "pan.___", state 1052, "(1)" | |
149 | line 400, "pan.___", state 1053, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))" | |
150 | line 400, "pan.___", state 1053, "else" | |
151 | line 400, "pan.___", state 1056, "(1)" | |
152 | line 404, "pan.___", state 1064, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
153 | line 404, "pan.___", state 1066, "(1)" | |
154 | line 404, "pan.___", state 1067, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))" | |
155 | line 404, "pan.___", state 1067, "else" | |
156 | line 404, "pan.___", state 1070, "(1)" | |
157 | line 404, "pan.___", state 1071, "(1)" | |
158 | line 404, "pan.___", state 1071, "(1)" | |
159 | line 402, "pan.___", state 1076, "((i<1))" | |
160 | line 402, "pan.___", state 1076, "((i>=1))" | |
161 | line 409, "pan.___", state 1082, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
162 | line 410, "pan.___", state 1095, "(1)" | |
163 | line 410, "pan.___", state 1096, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))" | |
164 | line 410, "pan.___", state 1096, "else" | |
165 | line 410, "pan.___", state 1099, "(1)" | |
166 | line 410, "pan.___", state 1100, "(1)" | |
167 | line 410, "pan.___", state 1100, "(1)" | |
168 | line 414, "pan.___", state 1108, "(1)" | |
169 | line 414, "pan.___", state 1109, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))" | |
170 | line 414, "pan.___", state 1109, "else" | |
171 | line 414, "pan.___", state 1112, "(1)" | |
172 | line 414, "pan.___", state 1113, "(1)" | |
173 | line 414, "pan.___", state 1113, "(1)" | |
174 | line 412, "pan.___", state 1118, "((i<1))" | |
175 | line 412, "pan.___", state 1118, "((i>=1))" | |
176 | line 419, "pan.___", state 1125, "(1)" | |
177 | line 419, "pan.___", state 1126, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))" | |
178 | line 419, "pan.___", state 1126, "else" | |
179 | line 419, "pan.___", state 1129, "(1)" | |
180 | line 419, "pan.___", state 1130, "(1)" | |
181 | line 419, "pan.___", state 1130, "(1)" | |
182 | line 421, "pan.___", state 1133, "(1)" | |
183 | line 421, "pan.___", state 1133, "(1)" | |
184 | line 404, "pan.___", state 1164, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
185 | line 414, "pan.___", state 1208, "(1)" | |
186 | line 404, "pan.___", state 1254, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
187 | line 414, "pan.___", state 1298, "(1)" | |
188 | line 400, "pan.___", state 1334, "(1)" | |
189 | line 404, "pan.___", state 1346, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
190 | line 414, "pan.___", state 1390, "(1)" | |
191 | line 404, "pan.___", state 1439, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
192 | line 414, "pan.___", state 1483, "(1)" | |
193 | line 404, "pan.___", state 1529, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
194 | line 409, "pan.___", state 1547, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
195 | line 414, "pan.___", state 1573, "(1)" | |
196 | line 419, "pan.___", state 1590, "(1)" | |
197 | line 404, "pan.___", state 1620, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
198 | line 409, "pan.___", state 1638, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
199 | line 414, "pan.___", state 1664, "(1)" | |
200 | line 419, "pan.___", state 1681, "(1)" | |
201 | line 404, "pan.___", state 1715, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
202 | line 409, "pan.___", state 1733, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
203 | line 414, "pan.___", state 1759, "(1)" | |
204 | line 419, "pan.___", state 1776, "(1)" | |
205 | line 400, "pan.___", state 1802, "cache_dirty_urcu_gp_ctr.bitfield = (cache_dirty_urcu_gp_ctr.bitfield&~((1<<_pid)))" | |
206 | line 400, "pan.___", state 1804, "(1)" | |
207 | line 400, "pan.___", state 1805, "((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid)))" | |
208 | line 400, "pan.___", state 1805, "else" | |
209 | line 400, "pan.___", state 1808, "(1)" | |
210 | line 404, "pan.___", state 1816, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
211 | line 404, "pan.___", state 1818, "(1)" | |
212 | line 404, "pan.___", state 1819, "((cache_dirty_urcu_active_readers.bitfield&(1<<_pid)))" | |
213 | line 404, "pan.___", state 1819, "else" | |
214 | line 404, "pan.___", state 1822, "(1)" | |
215 | line 404, "pan.___", state 1823, "(1)" | |
216 | line 404, "pan.___", state 1823, "(1)" | |
217 | line 402, "pan.___", state 1828, "((i<1))" | |
218 | line 402, "pan.___", state 1828, "((i>=1))" | |
219 | line 409, "pan.___", state 1834, "cache_dirty_generation_ptr.bitfield = (cache_dirty_generation_ptr.bitfield&~((1<<_pid)))" | |
220 | line 410, "pan.___", state 1847, "(1)" | |
221 | line 410, "pan.___", state 1848, "(!((cache_dirty_urcu_gp_ctr.bitfield&(1<<_pid))))" | |
222 | line 410, "pan.___", state 1848, "else" | |
223 | line 410, "pan.___", state 1851, "(1)" | |
224 | line 410, "pan.___", state 1852, "(1)" | |
225 | line 410, "pan.___", state 1852, "(1)" | |
226 | line 414, "pan.___", state 1860, "(1)" | |
227 | line 414, "pan.___", state 1861, "(!((cache_dirty_urcu_active_readers.bitfield&(1<<_pid))))" | |
228 | line 414, "pan.___", state 1861, "else" | |
229 | line 414, "pan.___", state 1864, "(1)" | |
230 | line 414, "pan.___", state 1865, "(1)" | |
231 | line 414, "pan.___", state 1865, "(1)" | |
232 | line 412, "pan.___", state 1870, "((i<1))" | |
233 | line 412, "pan.___", state 1870, "((i>=1))" | |
234 | line 419, "pan.___", state 1877, "(1)" | |
235 | line 419, "pan.___", state 1878, "(!((cache_dirty_generation_ptr.bitfield&(1<<_pid))))" | |
236 | line 419, "pan.___", state 1878, "else" | |
237 | line 419, "pan.___", state 1881, "(1)" | |
238 | line 419, "pan.___", state 1882, "(1)" | |
239 | line 419, "pan.___", state 1882, "(1)" | |
240 | line 421, "pan.___", state 1885, "(1)" | |
241 | line 421, "pan.___", state 1885, "(1)" | |
242 | line 404, "pan.___", state 1916, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
243 | line 414, "pan.___", state 1960, "(1)" | |
244 | line 404, "pan.___", state 2007, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
245 | line 414, "pan.___", state 2051, "(1)" | |
246 | line 404, "pan.___", state 2102, "cache_dirty_urcu_active_readers.bitfield = (cache_dirty_urcu_active_readers.bitfield&~((1<<_pid)))" | |
247 | line 414, "pan.___", state 2146, "(1)" | |
248 | line 703, "pan.___", state 2192, "-end-" | |
249 | (144 of 2192 states) | |
250 | unreached in proctype :init: | |
251 | line 710, "pan.___", state 9, "((j<2))" | |
252 | line 710, "pan.___", state 9, "((j>=2))" | |
253 | line 711, "pan.___", state 20, "((j<2))" | |
254 | line 711, "pan.___", state 20, "((j>=2))" | |
255 | line 716, "pan.___", state 33, "((j<2))" | |
256 | line 716, "pan.___", state 33, "((j>=2))" | |
257 | (3 of 46 states) | |
258 | unreached in proctype :never: | |
259 | line 750, "pan.___", state 8, "-end-" | |
260 | (1 of 8 states) | |
261 | ||
262 | pan: elapsed time 15.9 seconds | |
263 | pan: rate 77100.693 states/second | |
264 | pan: avg transition delay 8.2609e-07 usec | |
265 | cp .input.spin urcu_free_no_mb.spin.input | |
266 | cp .input.spin.trail urcu_free_no_mb.spin.input.trail | |
267 | make[1]: Leaving directory `/home/compudj/doc/userspace-rcu/formal-model/urcu' |