About the Execution of LTSMin+red for Philosophers-COL-000500
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4823.819 | 3600000.00 | 16807448.00 | 5609.30 | FFFFFTFFF?FFFFTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r512-smll-171654407600428.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is Philosophers-COL-000500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r512-smll-171654407600428
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.4K Apr 13 10:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 10:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 13 09:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 13 09:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 11:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 13 11:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 10:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 10:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 31K May 18 16:43 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-COL-000500-LTLFireability-00
FORMULA_NAME Philosophers-COL-000500-LTLFireability-01
FORMULA_NAME Philosophers-COL-000500-LTLFireability-02
FORMULA_NAME Philosophers-COL-000500-LTLFireability-03
FORMULA_NAME Philosophers-COL-000500-LTLFireability-04
FORMULA_NAME Philosophers-COL-000500-LTLFireability-05
FORMULA_NAME Philosophers-COL-000500-LTLFireability-06
FORMULA_NAME Philosophers-COL-000500-LTLFireability-07
FORMULA_NAME Philosophers-COL-000500-LTLFireability-08
FORMULA_NAME Philosophers-COL-000500-LTLFireability-09
FORMULA_NAME Philosophers-COL-000500-LTLFireability-10
FORMULA_NAME Philosophers-COL-000500-LTLFireability-11
FORMULA_NAME Philosophers-COL-000500-LTLFireability-12
FORMULA_NAME Philosophers-COL-000500-LTLFireability-13
FORMULA_NAME Philosophers-COL-000500-LTLFireability-14
FORMULA_NAME Philosophers-COL-000500-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717313279437
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 07:28:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 07:28:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 07:28:02] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-02 07:28:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-02 07:28:03] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1233 ms
[2024-06-02 07:28:03] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 35 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
[2024-06-02 07:28:03] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 7 ms.
[2024-06-02 07:28:03] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 4 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 37147 steps (71 resets) in 206 ms. (179 steps per ms) remains 0/2 properties
[2024-06-02 07:28:04] [INFO ] Flatten gal took : 26 ms
[2024-06-02 07:28:04] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 500) 500) 500)]] contains successor/predecessor on variables of sort Philo
[2024-06-02 07:28:04] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions 8000 arcs in 155 ms.
[2024-06-02 07:28:04] [INFO ] Unfolded 16 HLPN properties in 18 ms.
Initial state reduction rules removed 2 formulas.
FORMULA Philosophers-COL-000500-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 2500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 53 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
// Phase 1: matrix 2500 rows 2500 cols
[2024-06-02 07:28:05] [INFO ] Computed 1000 invariants in 48 ms
[2024-06-02 07:28:06] [INFO ] Implicit Places using invariants in 1568 ms returned []
[2024-06-02 07:28:06] [INFO ] Invariant cache hit.
[2024-06-02 07:28:09] [INFO ] Implicit Places using invariants and state equation in 3068 ms returned []
Implicit Place search using SMT with State Equation took 4702 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:28:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30139 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 61254ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 61316ms
Finished structural reductions in LTL mode , in 1 iterations and 66130 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2500 out of 2500 places after structural reductions.
[2024-06-02 07:29:11] [INFO ] Flatten gal took : 363 ms
[2024-06-02 07:29:12] [INFO ] Flatten gal took : 269 ms
[2024-06-02 07:29:13] [INFO ] Input system was already deterministic with 2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 5141 ms. (7 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5138 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4889 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3288 ms. (12 steps per ms) remains 3/3 properties
[2024-06-02 07:29:18] [INFO ] Invariant cache hit.
Problem AtomicPropp4 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 1 solved, 2 unsolved in 3582 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1000 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 1 solved, 2 unsolved in 4278 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9940ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 500 steps, including 0 resets, run visited all 2 properties in 69 ms. (steps per millisecond=7 )
Parikh walk visited 2 properties in 83 ms.
FORMULA Philosophers-COL-000500-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0) U X(!p1))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 230 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:29:30] [INFO ] Invariant cache hit.
[2024-06-02 07:29:32] [INFO ] Implicit Places using invariants in 2062 ms returned []
[2024-06-02 07:29:32] [INFO ] Invariant cache hit.
[2024-06-02 07:29:36] [INFO ] Implicit Places using invariants and state equation in 3988 ms returned []
Implicit Place search using SMT with State Equation took 6053 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:29:36] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: ((s500 0)
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(s1368 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60747ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60782ms
Finished structural reductions in LTL mode , in 1 iterations and 67072 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 511 ms :[p1, p1, (AND p0 p1), p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-00
Product exploration explored 100000 steps with 19836 reset in 7352 ms.
Stack based approach found an accepted trace after 10390 steps with 2738 reset with depth 3550 and stack size 3550 in 941 ms.
FORMULA Philosophers-COL-000500-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-00 finished in 76017 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 129 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:30:45] [INFO ] Invariant cache hit.
[2024-06-02 07:30:48] [INFO ] Implicit Places using invariants in 2189 ms returned []
[2024-06-02 07:30:48] [INFO ] Invariant cache hit.
[2024-06-02 07:30:51] [INFO ] Implicit Places using invariants and state equation in 3665 ms returned []
Implicit Place search using SMT with State Equation took 5857 ms to find 0 implicit places.
[2024-06-02 07:30:52] [INFO ] Redundant transitions in 190 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:30:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60624ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60643ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66833 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-02
Stuttering criterion allowed to conclude after 81515 steps with 0 reset in 2172 ms.
FORMULA Philosophers-COL-000500-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-02 finished in 69165 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!p0&&G(p1)&&(G(!p0)||X(F(p2))))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 24 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:31:55] [INFO ] Invariant cache hit.
[2024-06-02 07:31:56] [INFO ] Implicit Places using invariants in 1411 ms returned []
[2024-06-02 07:31:56] [INFO ] Invariant cache hit.
[2024-06-02 07:31:59] [INFO ] Implicit Places using invariants and state equation in 3188 ms returned []
Implicit Place search using SMT with State Equation took 4605 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:31:59] [INFO ] Invariant cache hit.
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^^^^^^^^^^
(error "Invalid token: 0.0timeout")
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(s1299 1.0)
(s1300 1.0)
(s1301 1.0)
(s1302 1.0)
(s1303 1.0)
(s1304 1.0)
(s1305 1.0)
(s1306 1.0)
(s1307 1.0)
(s1308 1.0)
(s1309 1.0)
(s1310 1.0)
(s1311 1.0)
(s1312 1.0)
(s1313 1.0)
(s1314 1.0)
(s1315 1.0)
(s1316 1.0)
(s1317 1.0)
(s1318 1.0)
(s1319 1.0)
(s1320 1.0)
(s1321 1.0)
(s1322 1.0)
(s1323 1.0)
(s1324 1.0)
(s1325 1.0)
(s1326 1.0)
(s1327 1.0)
(s1328 1.0)
(s1329 1.0)
(s1330 1.0)
(s1331 1.0)
(s1332 1.0)
(s1333 1.0)
(s1334 1.0)
(s1335 1.0)
(s1336 1.0)
(s1337 1.0)
(s1338 1.0)
(s1339 1.0)
(s1340 1.0)
(s1341 1.0)
(s1342 1.0)
(s1343 1.0)
(s1344 1.0)
(s1345 1.0)
(s1346 1.0)
(s1347 1.0)
(s1348 1.0)
(s1349 1.0)
(s1350 1.0)
(s1351 1.0)
(s1352 1.0)
(s1353 1.0)
(s1354 1.0)
(s1355 1.0)
(s1356 1.0)
(s1357 1.0)
(s1358 1.0)
(s1359 1.0)
(s1360 1.0)
(s1361 1.0)
(s1362 1.0)
(s1363 1.0)
(s1364 1.0)
(s1365 1.0)
(s1366 1.0)
(s1367 1.0)
(s1368 1.0)
(s1369 1.0)
(s1370 1.0)
(s1371 1.0)
(s1372 1.0)
(s1373 1.0)
(s1374 1.0)
(s1375 1.0)
(s1376 1.0)
(s1377 1.0)
(s1378 1.0)
(s1379 1.0)
(s1380 1.0)
(s1381 1.0)
(s1382 1.0)
(s1383 1.0)
(s1384 1.0)
(s1385 1.0)
(s1386 1.0)
(s1387 1.0)
(s1388 1.0)
(s1389 1.0)
(s1390 1.0)
(s1391 1.0)
(s1392 1.0)
(s1393 1.0)
(s1394 1.0)
(s1395 1.0)
(s1396 1.0)
(s1397 1.0)
(s1398 1.0)
(s1399 1.0)
(s1400 1.0)
(s1401 1.0)
(s1402 1.0)
(s1403 1.0)
(s1404 1.0)
(s1405 1.0)
(s1406 1.0)
(s1407 1.0)
(s1408 1.0)
(s1409 1.0)
(s1410 1.0)
(s1411 1.0)
(s1412 1.0)
(s1413 1.0)
(s1414 1.0)
(s1415 1.0)
(s1416 1.0)
(s1417 1.0)
(s1418 1.0)
(s1419 1.0)
(s1420 1.0)
(s1421 1.0)
(s1422 1.0)
(s1423 1.0)
(s1424 1.0)
(s1425 1.0)
(s1426 1.0)
(s1427 1.0)
(s1428 1.0)
(s1429 1.0)
(s1430 1.0)
(s1431 1.0)
(s1432 1.0)
(s1433 1.0)
(s1434 1.0)
(s1435 1.0)
(s1436 1.0)
(s1437 1.0)
(s1438 1.0)
(s1439 1.0)
(s1440 1.0)
(s1441 1.0)
(s1442 1.0)
(s1443 1.0)
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(s1445 1.0)
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(s1447 1.0)
(s1448 1.0)
(s1449 1.0)
(s1450 1.0)
(s1451 1.0)
(s1452 1.0)
(s1453 1.0)
(s1454 1.0)
(s1455 1.0)
(s1456 1.0)
(s1457 1.0)
(s1458 1.0)
(s1459 1.0)
(s1460 1.0)
(s1461 1.0)
(s1462 1.0)
(s1463 1.0)
(s1464 1.0)
(s1465 0.0)
(s1466 0.0)
(s1467 0.0)
(s1468 0.0)
(s1469 0.0)
(s1470 0.0)
(s1471 0.0)
(s1472 0.0)
(s1473 0.0)
(s1474 0.0)
(s1475 0.0)
(s1476 0.0)
(s1477 0.0)
(s1478 0.0)
(s1479 0.0)
(s1480 0.0)
(s1481 0.0)
(s1482 0.0)
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(s1484 0.0)
(s1485 0.0)
(s1486 0.0)
(s1487 0.0)
(s1488 0.0)
(s1489 0.0)
(s1490 0.0)
(s1491 0.0)
(s1492 0.0)
(s1493 0.0)
(s1494 0.0)
(s1495 0.0)
(s1496 0.0)
(s1497 0.0)
(s1498 0.0)
(s1499 0.0)
(s1500 0.0)
(s1501 0.0)
(s1502 0.0)
(s1503 0.0)
(s1504 0.0)
(s1505 0.0)
(s1506 0.0)
(s1507 0.0)
(s1508 0.0)
(s1509 0.0)
(s1510 0.0)
(s1511 0.0)
(s1512 0.0)
(s1513 0.0)
(s1514 0.0)
(s1515 0.0)
(s1516 0.0)
(s1517 0.0)
(s1518 0.0)
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(s1520 0.0)
(s1521 0.0)
(s1522 0.0)
(s1523 0.0)
(s1524 0.0)
(s1525 0.0)
(s1526 0.0)
(s1527 0.0)
(s1528 0.0)
(s1529 0.0)
(s1530 0.0)
(s1531 0.0)
(s1532 0.0)
(s1533 0.0)
(s1534 0.0)
(s1535 0.0)
(s1536 0.0)
(s1537 0.0)
(s1538 0.0)
(s1539 0.0)
(s1540 0.0)
(s1541 0.0)
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(s1544 0.0)
(s1545 0.0)
(s1546 0.0)
(s1547 0.0)
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(s1549 0.0)
(s1550 0.0)
(s1551 0.0)
(s1552 0.0)
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(s1558 0.0)
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(s1561 0.0)
(s1562 0.0)
(s1563 0.0)
(s1564 0.0)
(s1565 0.0)
(s1566 0.0)
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(s1568 0.0)
(s1569 0.0)
(s1570 0.0)
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(s1574 0.0)
(s1575 0.0)
(s1576 0.0)
(s1577 0.0)
(s1578 0.0)
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(s1580 0.0)
(s1581 0.0)
(s1582 0.0)
(s1583 0.0)
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(s1585 0.0)
(s1586 0.0)
(s1587 0.0)
(s1588 0.0)
(s1589 0.0)
(s1590 0.0)
(s1591 0.0)
(s1592 0.0)
(s1593 0.0)
(s1594 0.0)
(s1595 0.0)
(s1596 0.0)
(s1597 0.0)
(s1598 0.0)
(s1599 0.0)
(s1600 0.0)
(s1601 0.0)
(s1602 0.0)
(s1603 0.0)
(s1604 0.0)
(s1605 0.0)
(s1606 0.0)
(s1607 0.0)
(s1608 0.0)
(s1609 0.0)
(s1610 0.0)
(s1611 0.0)
(s1612 0.0)
(s1613 0.0)
(s1614 0.0)
(s1615 0.0)
(s1616 0.0)
(s1617 0.0)
(s1618 0.0)
(s1619 0.0)
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(s1621 0.0)
(s1622 0.0)
(s1623 0.0)
(s1624 0.0)
(s1625 0.0)
(s1626 0.0)
(s1627 0.0)
(s1628 0.0)
(s1629 0.0)
(s1630 0.0)
(s1631 0.0)
(s1632 0.0)
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(s1634 0.0)
(s1635 0.0)
(s1636 0.0)
(s1637 0.0)
(s1638 0.0)
(s1639 0.0)
(s1640 0.0)
(s1641 0.0)
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(s1647 0.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: ((s500 0)
(s501 0)
(s502 0)
(s503 0)
(s504 0)
(s505 0)
(s506 0)
(s507 0)
(s508 0)
(s509 0)
(s510 0)
(s511 0)
(s512 0)
(s513 0)
(s514 0)
(s515 0)
(s516 0)
(s517 0)
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(s519 0)
(s520 0)
(s521 0)
(s522 0)
(s523 0)
(s524 0)
(s525 0)
(s526 0)
(s527 0)
(s528 0)
(s529 0)
(s530 0)
(s531 0)
(s532 0)
(s533 0)
(s534 0)
(s535 0)
(s536 0)
(s537 0)
(s538 0)
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(s540 0)
(s541 0)
(s542 0)
(s543 0)
(s544 0)
(s545 0)
(s546 0)
(s547 0)
(s548 0)
(s549 0)
(s550 0)
(s551 0)
(s552 0)
(s553 0)
(s554 0)
(s555 0)
(s556 0)
(s557 0)
(s558 0)
(s559 0)
(s560 0)
(s561 0)
(s562 0)
(s563 0)
(s564 0)
(s565 0)
(s566 0)
(s567 0)
(s568 0)
(s569 0)
(s570 0)
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(s573 0)
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(s575 0)
(s576 0)
(s577 0)
(s578 0)
(s579 0)
(s580 0)
(s581 0)
(s582 0)
(s583 0)
(s584 0)
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(s595 0)
(s596 0)
(s597 0)
(s598 0)
(s599 0)
(s600 0)
(s601 0)
(s602 0)
(s603 0)
(s604 0)
(s605 0)
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(s611 0)
(s612 0)
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(s615 0)
(s616 0)
(s617 0)
(s618 0)
(s619 0)
(s620 0)
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(s624 0)
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(s627 0)
(s628 0)
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(s630 0)
(s631 0)
(s632 0)
(s633 0)
(s634 0)
(s635 0)
(s636 0)
(s637 0)
(s638 0)
(s639 0)
(s640 0)
(s641 0)
(s642 0)
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(s650 0)
(s651 0)
(s652 0)
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(s659 0)
(s660 0)
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(s667 0)
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(s674 0)
(s675 0)
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(s680 0)
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(s682 0)
(s683 0)
(s684 0)
(s685 0)
(s686 0)
(s687 0)
(s688 0)
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(s690 0)
(s691 0)
(s692 0)
(s693 0)
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(s699 0)
(s700 0)
(s701 0)
(s702 0)
(s703 0)
(s704 0)
(s705 0)
(s706 0)
(s707 0)
(s708 0)
(s709 0)
(s710 0)
(s711 0)
(s712 0)
(s713 0)
(s714 0)
(s715 0)
(s716 0)
(s717 0)
(s718 0)
(s719 0)
(s720 0)
(s721 0)
(s722 0)
(s723 0)
(s724 0)
(s725 0)
(s726 0)
(s727 0)
(s728 0)
(s729 0)
(s730 0)
(s731 0)
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(s734 0)
(s735 0)
(s736 0)
(s737 0)
(s738 0)
(s739 0)
(s740 0)
(s741 0)
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(s750 0)
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(s754 0)
(s755 0)
(s756 0)
(s757 0)
(s758 0)
(s759 0)
(s760 0)
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(s767 0)
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(s774 0)
(s775 0)
(s776 0)
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(s780 0)
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(s784 0)
(s785 0)
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(s789 0)
(s790 0)
(s791 0)
(s792 0)
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(s796 0)
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(s800 0)
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(s803 0)
(s804 0)
(s805 0)
(s806 0)
(s807 0)
(s808 0)
(s809 0)
(s810 0)
(s811 0)
(s812 0)
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(s814 0)
(s815 0)
(s816 0)
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(s840 0)
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(s845 0)
(s846 1)
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(s853 0)
(s854 0)
(s855 0)
(s856 0)
(s857 0)
(s858 0)
(s859 0)
(s860 0)
(s861 0)
(s862 0)
(s863 0)
(s864 0)
(s865 0)
(s866 0)
(s867 0)
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(s870 0)
(s871 0)
(s872 0)
(s873 0)
(s874 0)
(s875 0)
(s876 0)
(s877 0)
(s878 0)
(s879 0)
(s880 0)
(s881 0)
(s882 0)
(s883 0)
(s884 0)
(s885 0)
(s886 0)
(s887 0)
(s888 0)
(s889 0)
(s890 0)
(s891 0)
(s892 0)
(s893 0)
(s894 0)
(s895 0)
(s896 0)
(s897 0)
(s898 0)
(s899 0)
(s900 0)
(s901 0)
(s902 0)
(s903 0)
(s904 0)
(s905 0)
(s906 0)
(s907 0)
(s908 0)
(s909 0)
(s910 0)
(s911 0)
(s912 0)
(s913 0)
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(s957 0)
(s958 0)
(s959 0)
(s960 0)
(s961 0)
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(s996 0)
(s997 0)
(s998 0)
(s999 0)
(s1000 1)
(s1001 1)
(s1002 1)
(s1003 1)
(s1004 1)
(s1005 1)
(s1006 1)
(s1007 1)
(s1008 1)
(s1009 1)
(s1010 1)
(s1011 1)
(s1012 1)
(s1013 1)
(s1014 1)
(s1015 1)
(s1016 1)
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(s1018 1)
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(s1020 1)
(s1021 1)
(s1022 1)
(s1023 1)
(s1024 1)
(s1025 1)
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(s1030 1)
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(s1032 1)
(s1033 1)
(s1034 1)
(s1035 1)
(s1036 1)
(s1037 1)
(s1038 1)
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(s1068 1)
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(s1078 1)
(s1079 1)
(s1080 1)
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(s1094 1)
(s1095 1)
(s1096 1)
(s1097 1)
(s1098 1)
(s1099 1)
(s1100 1)
(s1101 1)
(s1102 1)
(s1103 1)
(s1104 1)
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0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60863ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60890ms
Finished structural reductions in LTL mode , in 1 iterations and 65525 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-03
Product exploration explored 100000 steps with 13 reset in 3430 ms.
Product exploration explored 100000 steps with 12 reset in 3753 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 895 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 319 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 3029 ms. (13 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6506 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4908 ms. (8 steps per ms) remains 2/2 properties
[2024-06-02 07:33:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3060 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4227 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8128ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 500 steps, including 0 resets, run visited all 2 properties in 85 ms. (steps per millisecond=5 )
Parikh walk visited 2 properties in 86 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1488 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 288 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-06-02 07:34:05] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 19 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:34:20] [INFO ] Invariant cache hit.
[2024-06-02 07:34:21] [INFO ] Implicit Places using invariants in 1602 ms returned []
[2024-06-02 07:34:21] [INFO ] Invariant cache hit.
[2024-06-02 07:34:25] [INFO ] Implicit Places using invariants and state equation in 3329 ms returned []
Implicit Place search using SMT with State Equation took 4933 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:34:25] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 61033ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 61056ms
Finished structural reductions in LTL mode , in 1 iterations and 66015 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 760 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 2499 ms. (16 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6489 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4992 ms. (8 steps per ms) remains 2/2 properties
[2024-06-02 07:36:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3072 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4191 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9090ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 500 steps, including 0 resets, run visited all 2 properties in 51 ms. (steps per millisecond=9 )
Parikh walk visited 2 properties in 53 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1392 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 258 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 269 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-06-02 07:36:37] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 291 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 14 reset in 4146 ms.
Stack based approach found an accepted trace after 63342 steps with 4 reset with depth 23711 and stack size 23697 in 2289 ms.
FORMULA Philosophers-COL-000500-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-03 finished in 304170 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(p1)))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 126 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:36:59] [INFO ] Invariant cache hit.
[2024-06-02 07:37:00] [INFO ] Implicit Places using invariants in 1517 ms returned []
[2024-06-02 07:37:00] [INFO ] Invariant cache hit.
[2024-06-02 07:37:03] [INFO ] Implicit Places using invariants and state equation in 2699 ms returned []
Implicit Place search using SMT with State Equation took 4222 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:37:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60767ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60781ms
Finished structural reductions in LTL mode , in 1 iterations and 65132 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 229 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-04
Entered a terminal (fully accepting) state of product in 13434 steps with 0 reset in 751 ms.
FORMULA Philosophers-COL-000500-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-04 finished in 66144 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 84 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:38:05] [INFO ] Invariant cache hit.
[2024-06-02 07:38:07] [INFO ] Implicit Places using invariants in 1883 ms returned []
[2024-06-02 07:38:07] [INFO ] Invariant cache hit.
[2024-06-02 07:38:10] [INFO ] Implicit Places using invariants and state equation in 3188 ms returned []
Implicit Place search using SMT with State Equation took 5073 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:38:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60563ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60577ms
Finished structural reductions in LTL mode , in 1 iterations and 65739 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 222 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-06
Entered a terminal (fully accepting) state of product in 16943 steps with 0 reset in 928 ms.
FORMULA Philosophers-COL-000500-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-06 finished in 66929 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 227 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:39:12] [INFO ] Invariant cache hit.
[2024-06-02 07:39:14] [INFO ] Implicit Places using invariants in 2006 ms returned []
[2024-06-02 07:39:14] [INFO ] Invariant cache hit.
[2024-06-02 07:39:18] [INFO ] Implicit Places using invariants and state equation in 3627 ms returned []
Implicit Place search using SMT with State Equation took 5637 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:39:18] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s1417 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60822ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60846ms
Finished structural reductions in LTL mode , in 1 iterations and 66716 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 120 ms :[true, p0, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA Philosophers-COL-000500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-07 finished in 66876 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 88 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:40:19] [INFO ] Invariant cache hit.
[2024-06-02 07:40:21] [INFO ] Implicit Places using invariants in 2121 ms returned []
[2024-06-02 07:40:21] [INFO ] Invariant cache hit.
[2024-06-02 07:40:24] [INFO ] Implicit Places using invariants and state equation in 3520 ms returned []
Implicit Place search using SMT with State Equation took 5642 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:40:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60580ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60594ms
Finished structural reductions in LTL mode , in 1 iterations and 66328 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 274 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-08
Entered a terminal (fully accepting) state of product in 21506 steps with 0 reset in 887 ms.
FORMULA Philosophers-COL-000500-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-08 finished in 67522 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (!p1 U p2)))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 14 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:41:26] [INFO ] Invariant cache hit.
[2024-06-02 07:41:27] [INFO ] Implicit Places using invariants in 1290 ms returned []
[2024-06-02 07:41:27] [INFO ] Invariant cache hit.
[2024-06-02 07:41:31] [INFO ] Implicit Places using invariants and state equation in 3391 ms returned []
Implicit Place search using SMT with State Equation took 4684 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:41:31] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60812ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60834ms
Finished structural reductions in LTL mode , in 1 iterations and 65540 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-09
Product exploration timeout after 52930 steps with 3365 reset in 10002 ms.
Product exploration timeout after 50810 steps with 3272 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 617 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 3066 ms. (13 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6565 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5405 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8944 ms. (4 steps per ms) remains 3/3 properties
[2024-06-02 07:44:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5014 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4665 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 12955ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 470 steps, including 0 resets, run visited all 3 properties in 170 ms. (steps per millisecond=2 )
Parikh walk visited 3 properties in 170 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 941 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 240 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 236 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-06-02 07:44:19] [INFO ] Invariant cache hit.
[2024-06-02 07:44:34] [INFO ] [Real]Absence check using 1000 positive place invariants in 4179 ms returned unknown
Could not prove EG (NOT p2)
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 76 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:44:34] [INFO ] Invariant cache hit.
[2024-06-02 07:44:36] [INFO ] Implicit Places using invariants in 1689 ms returned []
[2024-06-02 07:44:36] [INFO ] Invariant cache hit.
[2024-06-02 07:44:39] [INFO ] Implicit Places using invariants and state equation in 3445 ms returned []
Implicit Place search using SMT with State Equation took 5138 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:44:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60860ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60885ms
Finished structural reductions in LTL mode , in 1 iterations and 66105 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 502 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 5199 ms. (7 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6362 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5288 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9967 ms. (4 steps per ms) remains 3/3 properties
[2024-06-02 07:46:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4081 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4693 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 12373ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 487 steps, including 0 resets, run visited all 3 properties in 103 ms. (steps per millisecond=4 )
Parikh walk visited 3 properties in 104 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 1029 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 220 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 221 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-06-02 07:46:29] [INFO ] Invariant cache hit.
[2024-06-02 07:46:44] [INFO ] [Real]Absence check using 1000 positive place invariants in 3810 ms returned unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 180 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Product exploration timeout after 60970 steps with 4025 reset in 10004 ms.
Product exploration timeout after 59970 steps with 3731 reset in 10002 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 224 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 135 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:47:05] [INFO ] Redundant transitions in 353 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:47:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60665ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60689ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61199 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 69 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:48:06] [INFO ] Invariant cache hit.
[2024-06-02 07:48:07] [INFO ] Implicit Places using invariants in 1362 ms returned []
[2024-06-02 07:48:07] [INFO ] Invariant cache hit.
[2024-06-02 07:48:10] [INFO ] Implicit Places using invariants and state equation in 2723 ms returned []
Implicit Place search using SMT with State Equation took 4087 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:48:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
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(s787 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60810ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60824ms
Finished structural reductions in LTL mode , in 1 iterations and 64983 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-09 finished in 465109 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(!p0))))'
Support contains 500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 57 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:49:11] [INFO ] Invariant cache hit.
[2024-06-02 07:49:14] [INFO ] Implicit Places using invariants in 2452 ms returned []
[2024-06-02 07:49:14] [INFO ] Invariant cache hit.
[2024-06-02 07:49:19] [INFO ] Implicit Places using invariants and state equation in 4889 ms returned []
Implicit Place search using SMT with State Equation took 7349 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:49:19] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
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0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60776ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60790ms
Finished structural reductions in LTL mode , in 1 iterations and 68200 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 207 ms :[p0, p0, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-10
Product exploration explored 100000 steps with 4591 reset in 4103 ms.
Stack based approach found an accepted trace after 6613 steps with 665 reset with depth 4619 and stack size 923 in 673 ms.
FORMULA Philosophers-COL-000500-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-10 finished in 73217 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)&&(p1 U X(p1))))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 38 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:50:25] [INFO ] Invariant cache hit.
[2024-06-02 07:50:26] [INFO ] Implicit Places using invariants in 1217 ms returned []
[2024-06-02 07:50:26] [INFO ] Invariant cache hit.
[2024-06-02 07:50:29] [INFO ] Implicit Places using invariants and state equation in 3335 ms returned []
Implicit Place search using SMT with State Equation took 4555 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:50:29] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
(s501 0.0)
(s502 0.0)
(s503 0.0)
(s504 0.0)
(s505 0.0)
(s506 0.0)
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(s1186 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60844ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60862ms
Finished structural reductions in LTL mode , in 1 iterations and 65459 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 425 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-11
Entered a terminal (fully accepting) state of product in 27158 steps with 0 reset in 1053 ms.
FORMULA Philosophers-COL-000500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-11 finished in 66964 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 101 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:51:32] [INFO ] Invariant cache hit.
[2024-06-02 07:51:34] [INFO ] Implicit Places using invariants in 2034 ms returned []
[2024-06-02 07:51:34] [INFO ] Invariant cache hit.
[2024-06-02 07:51:37] [INFO ] Implicit Places using invariants and state equation in 3533 ms returned []
Implicit Place search using SMT with State Equation took 5573 ms to find 0 implicit places.
[2024-06-02 07:51:37] [INFO ] Redundant transitions in 73 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:51:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60760ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60775ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66531 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 58 ms :[p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-12
Product exploration explored 100000 steps with 8 reset in 3491 ms.
Stack based approach found an accepted trace after 2846 steps with 0 reset with depth 2847 and stack size 2847 in 152 ms.
FORMULA Philosophers-COL-000500-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-12 finished in 70264 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(!p1))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 50 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:52:42] [INFO ] Invariant cache hit.
[2024-06-02 07:52:44] [INFO ] Implicit Places using invariants in 1794 ms returned []
[2024-06-02 07:52:44] [INFO ] Invariant cache hit.
[2024-06-02 07:52:47] [INFO ] Implicit Places using invariants and state equation in 3609 ms returned []
Implicit Place search using SMT with State Equation took 5411 ms to find 0 implicit places.
[2024-06-02 07:52:47] [INFO ] Redundant transitions in 115 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:52:47] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
(s937 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s500 0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60820ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60844ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66432 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 6543 ms.
Stack based approach found an accepted trace after 25979 steps with 0 reset with depth 25980 and stack size 3225 in 1385 ms.
FORMULA Philosophers-COL-000500-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-13 finished in 74456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(!p1)&&F(G(!p2)))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 56 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:53:56] [INFO ] Invariant cache hit.
[2024-06-02 07:53:57] [INFO ] Implicit Places using invariants in 941 ms returned []
[2024-06-02 07:53:57] [INFO ] Invariant cache hit.
[2024-06-02 07:53:59] [INFO ] Implicit Places using invariants and state equation in 2299 ms returned []
Implicit Place search using SMT with State Equation took 3242 ms to find 0 implicit places.
[2024-06-02 07:54:00] [INFO ] Redundant transitions in 71 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:54:00] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s2341 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60593ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60609ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63987 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p0) p2 p1), (NOT p0), p1, p2]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 3288 ms.
Stack based approach found an accepted trace after 5900 steps with 1 reset with depth 5897 and stack size 5897 in 262 ms.
FORMULA Philosophers-COL-000500-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-15 finished in 67800 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (!p1 U p2)))'
Found a Lengthening insensitive property : Philosophers-COL-000500-LTLFireability-09
Stuttering acceptance computed with spot in 230 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 55 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:55:04] [INFO ] Invariant cache hit.
[2024-06-02 07:55:06] [INFO ] Implicit Places using invariants in 1532 ms returned []
[2024-06-02 07:55:06] [INFO ] Invariant cache hit.
[2024-06-02 07:55:09] [INFO ] Implicit Places using invariants and state equation in 3188 ms returned []
Implicit Place search using SMT with State Equation took 4726 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:55:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60564ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60579ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 65364 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-09
Product exploration timeout after 56520 steps with 3661 reset in 10002 ms.
Product exploration timeout after 53300 steps with 3419 reset in 10002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 486 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 2376 ms. (16 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5781 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5316 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8939 ms. (4 steps per ms) remains 3/3 properties
[2024-06-02 07:57:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3792 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4422 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 11343ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 474 steps, including 0 resets, run visited all 3 properties in 65 ms. (steps per millisecond=7 )
Parikh walk visited 3 properties in 66 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 772 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 148 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-06-02 07:57:55] [INFO ] Invariant cache hit.
[2024-06-02 07:58:08] [INFO ] [Real]Absence check using 1000 positive place invariants in 4368 ms returned unknown
Could not prove EG (NOT p2)
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 16 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 07:58:08] [INFO ] Invariant cache hit.
[2024-06-02 07:58:10] [INFO ] Implicit Places using invariants in 1357 ms returned []
[2024-06-02 07:58:10] [INFO ] Invariant cache hit.
[2024-06-02 07:58:13] [INFO ] Implicit Places using invariants and state equation in 3594 ms returned []
Implicit Place search using SMT with State Equation took 4955 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 07:58:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60705ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60730ms
Finished structural reductions in LTL mode , in 1 iterations and 65707 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 715 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 233 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 4524 ms. (8 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5837 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5422 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8873 ms. (4 steps per ms) remains 3/3 properties
[2024-06-02 07:59:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4944 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4698 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 11723ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 464 steps, including 0 resets, run visited all 3 properties in 77 ms. (steps per millisecond=6 )
Parikh walk visited 3 properties in 77 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 750 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 345 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 232 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-06-02 07:59:57] [INFO ] Invariant cache hit.
[2024-06-02 08:00:11] [INFO ] [Real]Absence check using 1000 positive place invariants in 4182 ms returned sat
[2024-06-02 08:00:12] [INFO ] [Real]Absence check using state equation in 1129 ms returned unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 213 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Product exploration timeout after 61670 steps with 4003 reset in 10004 ms.
Product exploration timeout after 61290 steps with 3885 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 232 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 51 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 08:00:33] [INFO ] Redundant transitions in 117 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-06-02 08:00:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60710ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60734ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60929 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 20 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-06-02 08:01:34] [INFO ] Invariant cache hit.
[2024-06-02 08:01:35] [INFO ] Implicit Places using invariants in 1471 ms returned []
[2024-06-02 08:01:35] [INFO ] Invariant cache hit.
[2024-06-02 08:01:38] [INFO ] Implicit Places using invariants and state equation in 3234 ms returned []
Implicit Place search using SMT with State Equation took 4717 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-06-02 08:01:38] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 1.0)
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timeout
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60709ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60730ms
Finished structural reductions in LTL mode , in 1 iterations and 65471 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-09 finished in 455479 ms.
[2024-06-02 08:02:40] [INFO ] Flatten gal took : 119 ms
[2024-06-02 08:02:40] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 17 ms.
[2024-06-02 08:02:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2500 places, 2500 transitions and 8000 arcs took 23 ms.
Total runtime 2078172 ms.
There are residual formulas that ITS could not solve within timeout
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-COL-000500"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Philosophers-COL-000500, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r512-smll-171654407600428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-000500 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;