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.r540-smll-171690573600100.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 TokenRing-COL-020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r540-smll-171690573600100
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 4.7K Apr 11 19:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 40K Apr 11 19:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Apr 11 19:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K Apr 11 19:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 23 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 21:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Apr 11 21:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 20:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 11 20:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 18K 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 TokenRing-COL-020-LTLFireability-00
FORMULA_NAME TokenRing-COL-020-LTLFireability-01
FORMULA_NAME TokenRing-COL-020-LTLFireability-02
FORMULA_NAME TokenRing-COL-020-LTLFireability-03
FORMULA_NAME TokenRing-COL-020-LTLFireability-04
FORMULA_NAME TokenRing-COL-020-LTLFireability-05
FORMULA_NAME TokenRing-COL-020-LTLFireability-06
FORMULA_NAME TokenRing-COL-020-LTLFireability-07
FORMULA_NAME TokenRing-COL-020-LTLFireability-08
FORMULA_NAME TokenRing-COL-020-LTLFireability-09
FORMULA_NAME TokenRing-COL-020-LTLFireability-10
FORMULA_NAME TokenRing-COL-020-LTLFireability-11
FORMULA_NAME TokenRing-COL-020-LTLFireability-12
FORMULA_NAME TokenRing-COL-020-LTLFireability-13
FORMULA_NAME TokenRing-COL-020-LTLFireability-14
FORMULA_NAME TokenRing-COL-020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717231751146

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-COL-020
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 08:49:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 08:49:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 08:49:13] [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.
[2024-06-01 08:49:14] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 08:49:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1139 ms
[2024-06-01 08:49:15] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 441 PT places and 9282.0 transition bindings in 29 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 08:49:15] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 7 ms.
[2024-06-01 08:49:15] [INFO ] Skeletonized 3 HLPN properties in 2 ms. Removed 13 properties that had guard overlaps.
Computed a total of 1 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Domain [Process(21), Process(21)] of place State breaks symmetries in sort Process
[2024-06-01 08:49:15] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions 33684 arcs in 274 ms.
[2024-06-01 08:49:15] [INFO ] Unfolded 16 HLPN properties in 27 ms.
Initial state reduction rules removed 3 formulas.
FORMULA TokenRing-COL-020-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-020-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-020-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 53 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
// Phase 1: matrix 8421 rows 441 cols
[2024-06-01 08:49:32] [INFO ] Computed 21 invariants in 84 ms
[2024-06-01 08:49:32] [INFO ] Implicit Places using invariants in 514 ms returned []
[2024-06-01 08:49:32] [INFO ] Invariant cache hit.
[2024-06-01 08:49:35] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 08:49:36] [INFO ] Implicit Places using invariants and state equation in 3694 ms returned []
Implicit Place search using SMT with State Equation took 4265 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-06-01 08:49:36] [INFO ] Invariant cache hit.
[2024-06-01 08:49:37] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30404 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30258 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 82068ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 82232ms
Finished structural reductions in LTL mode , in 1 iterations and 86688 ms. Remains : 441/441 places, 8421/8421 transitions.
Support contains 441 out of 441 places after structural reductions.
[2024-06-01 08:51:01] [INFO ] Flatten gal took : 1254 ms
[2024-06-01 08:51:09] [INFO ] Flatten gal took : 1558 ms
[2024-06-01 08:51:17] [INFO ] Input system was already deterministic with 8421 transitions.
Reduction of identical properties reduced properties to check from 8 to 5
RANDOM walk for 40000 steps (8 resets) in 47121 ms. (0 steps per ms) remains 2/5 properties
BEST_FIRST walk for 15309 steps (4 resets) in 20014 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 13788 steps (4 resets) in 20126 ms. (0 steps per ms) remains 2/2 properties
[2024-06-01 08:51:40] [INFO ] Invariant cache hit.
[2024-06-01 08:51:40] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 08:52:05] [INFO ] Deduced a trap composed of 247 places in 1014 ms of which 55 ms to minimize.
[2024-06-01 08:52:06] [INFO ] Deduced a trap composed of 246 places in 1025 ms of which 5 ms to minimize.
[2024-06-01 08:52:07] [INFO ] Deduced a trap composed of 246 places in 1260 ms of which 9 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 24 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5063 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Problem AtomicPropp6 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 3/24 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-06-01 08:52:10] [INFO ] Deduced a trap composed of 249 places in 1504 ms of which 17 ms to minimize.
[2024-06-01 08:52:11] [INFO ] Deduced a trap composed of 248 places in 1118 ms of which 5 ms to minimize.
[2024-06-01 08:52:13] [INFO ] Deduced a trap composed of 248 places in 1476 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 27 constraints, problems are : Problem set: 1 solved, 1 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 6/6 constraints]
After SMT, in 33284ms problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 236 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 239 ms. Remains : 441/441 places, 8421/8421 transitions.
RANDOM walk for 40000 steps (8 resets) in 15529 ms. (2 steps per ms) remains 1/1 properties
BEST_FIRST walk for 39861 steps (8 resets) in 19000 ms. (2 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 383502 steps, run timeout after 24001 ms. (steps per millisecond=15 ) properties seen :0 out of 1
Probabilistic random walk after 383502 steps, saw 76269 distinct states, run finished after 24007 ms. (steps per millisecond=15 ) properties seen :0
[2024-06-01 08:52:46] [INFO ] Invariant cache hit.
[2024-06-01 08:52:46] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:52:58] [INFO ] Deduced a trap composed of 239 places in 1540 ms of which 8 ms to minimize.
[2024-06-01 08:52:59] [INFO ] Deduced a trap composed of 238 places in 1113 ms of which 5 ms to minimize.
[2024-06-01 08:53:01] [INFO ] Deduced a trap composed of 241 places in 1610 ms of which 7 ms to minimize.
[2024-06-01 08:53:03] [INFO ] Deduced a trap composed of 241 places in 1725 ms of which 26 ms to minimize.
[2024-06-01 08:53:05] [INFO ] Deduced a trap composed of 243 places in 1579 ms of which 8 ms to minimize.
[2024-06-01 08:53:06] [INFO ] Deduced a trap composed of 242 places in 1579 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:08] [INFO ] Deduced a trap composed of 242 places in 1598 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/441 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/441 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8421/8862 variables, 441/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8862 variables, 8020/8489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8862 variables, 0/8489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/8862 variables, 0/8489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8862/8862 variables, and 8489 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18613 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 441/441 constraints, ReadFeed: 8020/8020 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:17] [INFO ] Deduced a trap composed of 240 places in 1149 ms of which 5 ms to minimize.
[2024-06-01 08:53:18] [INFO ] Deduced a trap composed of 242 places in 1331 ms of which 4 ms to minimize.
[2024-06-01 08:53:19] [INFO ] Deduced a trap composed of 241 places in 1094 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/441 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/441 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8421/8862 variables, 441/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8862 variables, 8020/8492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8862 variables, 0/8492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:28] [INFO ] Deduced a trap composed of 239 places in 940 ms of which 7 ms to minimize.
[2024-06-01 08:53:29] [INFO ] Deduced a trap composed of 245 places in 1008 ms of which 6 ms to minimize.
[2024-06-01 08:53:31] [INFO ] Deduced a trap composed of 250 places in 916 ms of which 4 ms to minimize.
[2024-06-01 08:53:32] [INFO ] Deduced a trap composed of 239 places in 1386 ms of which 7 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/8862 variables, 4/8496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/8862 variables, 0/8496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:36] [INFO ] Deduced a trap composed of 248 places in 1564 ms of which 8 ms to minimize.
[2024-06-01 08:53:37] [INFO ] Deduced a trap composed of 253 places in 1302 ms of which 5 ms to minimize.
[2024-06-01 08:53:39] [INFO ] Deduced a trap composed of 252 places in 1464 ms of which 7 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/8862 variables, 3/8499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:42] [INFO ] Deduced a trap composed of 243 places in 1506 ms of which 7 ms to minimize.
[2024-06-01 08:53:44] [INFO ] Deduced a trap composed of 244 places in 1633 ms of which 7 ms to minimize.
[2024-06-01 08:53:46] [INFO ] Deduced a trap composed of 245 places in 1409 ms of which 7 ms to minimize.
[2024-06-01 08:53:48] [INFO ] Deduced a trap composed of 241 places in 1621 ms of which 7 ms to minimize.
[2024-06-01 08:53:50] [INFO ] Deduced a trap composed of 246 places in 1628 ms of which 7 ms to minimize.
[2024-06-01 08:53:52] [INFO ] Deduced a trap composed of 236 places in 1411 ms of which 7 ms to minimize.
[2024-06-01 08:53:53] [INFO ] Deduced a trap composed of 247 places in 1231 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/8862 variables, 7/8506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 08:53:55] [INFO ] Deduced a trap composed of 246 places in 912 ms of which 7 ms to minimize.
[2024-06-01 08:53:57] [INFO ] Deduced a trap composed of 248 places in 1451 ms of which 7 ms to minimize.
[2024-06-01 08:53:59] [INFO ] Deduced a trap composed of 247 places in 1519 ms of which 8 ms to minimize.
[2024-06-01 08:54:01] [INFO ] Deduced a trap composed of 241 places in 1425 ms of which 7 ms to minimize.
SMT process timed out in 74502ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 148 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 441/441 places, 8421/8421 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 163 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 08:54:01] [INFO ] Invariant cache hit.
[2024-06-01 08:54:01] [INFO ] Implicit Places using invariants in 194 ms returned []
[2024-06-01 08:54:01] [INFO ] Invariant cache hit.
[2024-06-01 08:54:04] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 08:54:05] [INFO ] Implicit Places using invariants and state equation in 3755 ms returned []
Implicit Place search using SMT with State Equation took 3964 ms to find 0 implicit places.
[2024-06-01 08:54:07] [INFO ] Redundant transitions in 1500 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 08:54:07] [INFO ] Invariant cache hit.
[2024-06-01 08:54:07] [INFO ] State equation strengthened by 8020 read => feed constraints.
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) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30301 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30270 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 82033ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 82130ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87782 ms. Remains : 441/441 places, 8421/8421 transitions.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA TokenRing-COL-020-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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)&&(X(p1) U G(X(!G((p0 U p1)))))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 616 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 08:55:45] [INFO ] Invariant cache hit.
[2024-06-01 08:55:45] [INFO ] Implicit Places using invariants in 198 ms returned []
[2024-06-01 08:55:45] [INFO ] Invariant cache hit.
[2024-06-01 08:55:47] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 08:55:49] [INFO ] Implicit Places using invariants and state equation in 3588 ms returned []
Implicit Place search using SMT with State Equation took 3790 ms to find 0 implicit places.
[2024-06-01 08:55:50] [INFO ] Redundant transitions in 1394 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 08:55:50] [INFO ] Invariant cache hit.
[2024-06-01 08:55:50] [INFO ] State equation strengthened by 8020 read => feed constraints.
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) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30223 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30141 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80670ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80762ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 86597 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 375 ms :[(OR (NOT p0) p1), p1, (NOT p0), p1]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-01
Product exploration timeout after 25400 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 537 steps with 0 reset with depth 538 and stack size 538 in 288 ms.
FORMULA TokenRing-COL-020-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-020-LTLFireability-01 finished in 97466 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)||X((F(p1) U !p0))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 43 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 08:57:22] [INFO ] Invariant cache hit.
[2024-06-01 08:57:22] [INFO ] Implicit Places using invariants in 157 ms returned []
[2024-06-01 08:57:22] [INFO ] Invariant cache hit.
[2024-06-01 08:57:24] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 08:57:25] [INFO ] Implicit Places using invariants and state equation in 3633 ms returned []
Implicit Place search using SMT with State Equation took 3792 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-06-01 08:57:26] [INFO ] Invariant cache hit.
[2024-06-01 08:57:26] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30183 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30249 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 81289ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 81434ms
Finished structural reductions in LTL mode , in 1 iterations and 85289 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 296 ms :[false, p0, false, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 1905 ms.
Product exploration explored 100000 steps with 50000 reset in 1338 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) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 26 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TokenRing-COL-020-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TokenRing-COL-020-LTLFireability-02 finished in 89050 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 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 22 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 08:58:51] [INFO ] Invariant cache hit.
[2024-06-01 08:58:51] [INFO ] Implicit Places using invariants in 99 ms returned []
[2024-06-01 08:58:51] [INFO ] Invariant cache hit.
[2024-06-01 08:58:53] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 08:58:54] [INFO ] Implicit Places using invariants and state equation in 3320 ms returned []
Implicit Place search using SMT with State Equation took 3421 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-06-01 08:58:54] [INFO ] Invariant cache hit.
[2024-06-01 08:58:54] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30342 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 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 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30223 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80679ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80832ms
Finished structural reductions in LTL mode , in 1 iterations and 84304 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-04
Entered a terminal (fully accepting) state of product in 46 steps with 0 reset in 20 ms.
FORMULA TokenRing-COL-020-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-020-LTLFireability-04 finished in 84588 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(F(((F(p1) U G(p2))||p0))))'
Support contains 42 out of 441 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 34 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:00:15] [INFO ] Invariant cache hit.
[2024-06-01 09:00:15] [INFO ] Implicit Places using invariants in 151 ms returned []
[2024-06-01 09:00:15] [INFO ] Invariant cache hit.
[2024-06-01 09:00:18] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:00:19] [INFO ] Implicit Places using invariants and state equation in 3663 ms returned []
Implicit Place search using SMT with State Equation took 3819 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:00:19] [INFO ] Invariant cache hit.
[2024-06-01 09:00:19] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30226 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30234 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80478ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80582ms
Finished structural reductions in LTL mode , in 1 iterations and 84454 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-05
Product exploration explored 100000 steps with 1434 reset in 1265 ms.
Product exploration explored 100000 steps with 1436 reset in 1290 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 p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 179 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), false, false]
Reduction of identical properties reduced properties to check from 6 to 4
RANDOM walk for 40000 steps (8 resets) in 1099 ms. (36 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40000 steps (8 resets) in 1675 ms. (23 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (8 resets) in 1545 ms. (25 steps per ms) remains 2/2 properties
[2024-06-01 09:01:44] [INFO ] Invariant cache hit.
[2024-06-01 09:01:44] [INFO ] State equation strengthened by 8020 read => feed constraints.
Problem apf1 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Real declared 42/8862 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 0/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 213ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (G (OR (NOT p0) p2)), (G (OR p0 (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2)))), (F p0), (F p2), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 11 factoid took 278 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p2), (NOT p2)]
[2024-06-01 09:01:45] [INFO ] Invariant cache hit.
[2024-06-01 09:01:53] [INFO ] [Real]Absence check using 21 positive place invariants in 27 ms returned sat
[2024-06-01 09:01:56] [INFO ] [Real]Absence check using state equation in 2168 ms returned sat
[2024-06-01 09:01:56] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:02:03] [INFO ] [Nat]Absence check using 21 positive place invariants in 14 ms returned sat
[2024-06-01 09:02:04] [INFO ] [Nat]Absence check using state equation in 1929 ms returned sat
[2024-06-01 09:02:05] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:02:06] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1365 ms returned sat
[2024-06-01 09:02:07] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 8381 transitions) in 1125 ms.
[2024-06-01 09:02:08] [INFO ] Added : 0 causal constraints over 0 iterations in 1885 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 42 out of 441 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 143 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:02:08] [INFO ] Invariant cache hit.
[2024-06-01 09:02:08] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-06-01 09:02:08] [INFO ] Invariant cache hit.
[2024-06-01 09:02:10] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:02:12] [INFO ] Implicit Places using invariants and state equation in 3095 ms returned []
Implicit Place search using SMT with State Equation took 3208 ms to find 0 implicit places.
[2024-06-01 09:02:12] [INFO ] Redundant transitions in 797 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:02:13] [INFO ] Invariant cache hit.
[2024-06-01 09:02:13] [INFO ] State equation strengthened by 8020 read => feed constraints.
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) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30177 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30217 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 81097ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 81244ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85428 ms. Remains : 441/441 places, 8421/8421 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 : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 287 steps (0 resets) in 11 ms. (23 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 161 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p2), (NOT p2)]
[2024-06-01 09:03:35] [INFO ] Invariant cache hit.
[2024-06-01 09:03:42] [INFO ] [Real]Absence check using 21 positive place invariants in 22 ms returned sat
[2024-06-01 09:03:44] [INFO ] [Real]Absence check using state equation in 2206 ms returned sat
[2024-06-01 09:03:44] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:03:51] [INFO ] [Nat]Absence check using 21 positive place invariants in 16 ms returned sat
[2024-06-01 09:03:53] [INFO ] [Nat]Absence check using state equation in 2021 ms returned sat
[2024-06-01 09:03:53] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:03:55] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1423 ms returned sat
[2024-06-01 09:03:56] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 8381 transitions) in 640 ms.
[2024-06-01 09:03:57] [INFO ] Added : 0 causal constraints over 0 iterations in 1547 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 98 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 1445 reset in 1116 ms.
Product exploration explored 100000 steps with 1439 reset in 871 ms.
Support contains 42 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 662 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:03:59] [INFO ] Invariant cache hit.
[2024-06-01 09:04:01] [INFO ] Implicit Places using invariants in 1143 ms returned []
[2024-06-01 09:04:01] [INFO ] Invariant cache hit.
[2024-06-01 09:04:03] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:04:31] [INFO ] Implicit Places using invariants and state equation in 30428 ms returned []
Implicit Place search using SMT with State Equation took 31573 ms to find 0 implicit places.
[2024-06-01 09:04:32] [INFO ] Redundant transitions in 1244 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:04:32] [INFO ] Invariant cache hit.
[2024-06-01 09:04:32] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30157 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30230 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80554ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80636ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 114135 ms. Remains : 441/441 places, 8421/8421 transitions.
Treatment of property TokenRing-COL-020-LTLFireability-05 finished in 340747 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((F(p2)&&p1))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 171 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:05:56] [INFO ] Invariant cache hit.
[2024-06-01 09:05:56] [INFO ] Implicit Places using invariants in 152 ms returned []
[2024-06-01 09:05:56] [INFO ] Invariant cache hit.
[2024-06-01 09:05:58] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:06:00] [INFO ] Implicit Places using invariants and state equation in 3640 ms returned []
Implicit Place search using SMT with State Equation took 3795 ms to find 0 implicit places.
[2024-06-01 09:06:01] [INFO ] Redundant transitions in 1039 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:06:01] [INFO ] Invariant cache hit.
[2024-06-01 09:06:01] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30229 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30238 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80843ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80928ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85951 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-07
Product exploration timeout after 13290 steps with 0 reset in 10009 ms.
Stack based approach found an accepted trace after 507 steps with 0 reset with depth 508 and stack size 508 in 329 ms.
FORMULA TokenRing-COL-020-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-020-LTLFireability-07 finished in 96602 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 42 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 363 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:07:33] [INFO ] Invariant cache hit.
[2024-06-01 09:07:34] [INFO ] Implicit Places using invariants in 1184 ms returned []
[2024-06-01 09:07:34] [INFO ] Invariant cache hit.
[2024-06-01 09:07:36] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:08:07] [INFO ] Performed 417/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 09:08:07] [INFO ] Implicit Places using invariants and state equation in 33304 ms returned []
Implicit Place search using SMT with State Equation took 34491 ms to find 0 implicit places.
[2024-06-01 09:08:08] [INFO ] Redundant transitions in 790 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:08:08] [INFO ] Invariant cache hit.
[2024-06-01 09:08:08] [INFO ] State equation strengthened by 8020 read => feed constraints.
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) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30230 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30244 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 78386ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 78468ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 114149 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-08
Product exploration explored 100000 steps with 1440 reset in 967 ms.
Product exploration explored 100000 steps with 1436 reset in 791 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
RANDOM walk for 267 steps (0 resets) in 9 ms. (26 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2024-06-01 09:09:29] [INFO ] Invariant cache hit.
[2024-06-01 09:09:36] [INFO ] [Real]Absence check using 21 positive place invariants in 15 ms returned sat
[2024-06-01 09:09:39] [INFO ] [Real]Absence check using state equation in 2034 ms returned sat
[2024-06-01 09:09:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:09:46] [INFO ] [Nat]Absence check using 21 positive place invariants in 21 ms returned sat
[2024-06-01 09:09:48] [INFO ] [Nat]Absence check using state equation in 2050 ms returned sat
[2024-06-01 09:09:48] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:09:49] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1304 ms returned sat
[2024-06-01 09:09:50] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 8381 transitions) in 699 ms.
[2024-06-01 09:09:51] [INFO ] Added : 0 causal constraints over 0 iterations in 1443 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 42 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 248 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:09:51] [INFO ] Invariant cache hit.
[2024-06-01 09:09:52] [INFO ] Implicit Places using invariants in 1063 ms returned []
[2024-06-01 09:09:52] [INFO ] Invariant cache hit.
[2024-06-01 09:09:54] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:10:25] [INFO ] Performed 376/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 09:10:28] [INFO ] Implicit Places using invariants and state equation in 36443 ms returned []
Implicit Place search using SMT with State Equation took 37511 ms to find 0 implicit places.
[2024-06-01 09:10:29] [INFO ] Redundant transitions in 858 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:10:29] [INFO ] Invariant cache hit.
[2024-06-01 09:10:30] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30176 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30161 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 79116ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 79202ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 117838 ms. Remains : 441/441 places, 8421/8421 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 298 steps (0 resets) in 9 ms. (29 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2024-06-01 09:11:49] [INFO ] Invariant cache hit.
[2024-06-01 09:11:57] [INFO ] [Real]Absence check using 21 positive place invariants in 18 ms returned sat
[2024-06-01 09:11:59] [INFO ] [Real]Absence check using state equation in 2075 ms returned sat
[2024-06-01 09:11:59] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:12:06] [INFO ] [Nat]Absence check using 21 positive place invariants in 13 ms returned sat
[2024-06-01 09:12:08] [INFO ] [Nat]Absence check using state equation in 2079 ms returned sat
[2024-06-01 09:12:08] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:12:09] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1280 ms returned sat
[2024-06-01 09:12:10] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 8381 transitions) in 703 ms.
[2024-06-01 09:12:11] [INFO ] Added : 0 causal constraints over 0 iterations in 1377 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1441 reset in 898 ms.
Product exploration explored 100000 steps with 1441 reset in 865 ms.
Support contains 42 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 231 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:12:13] [INFO ] Invariant cache hit.
[2024-06-01 09:12:14] [INFO ] Implicit Places using invariants in 1047 ms returned []
[2024-06-01 09:12:14] [INFO ] Invariant cache hit.
[2024-06-01 09:12:16] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:12:47] [INFO ] Performed 382/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 09:12:50] [INFO ] Implicit Places using invariants and state equation in 35956 ms returned []
Implicit Place search using SMT with State Equation took 37010 ms to find 0 implicit places.
[2024-06-01 09:12:51] [INFO ] Redundant transitions in 839 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:12:51] [INFO ] Invariant cache hit.
[2024-06-01 09:12:51] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30162 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30153 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80068ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80157ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 118259 ms. Remains : 441/441 places, 8421/8421 transitions.
Treatment of property TokenRing-COL-020-LTLFireability-08 finished in 401261 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&&F(p1))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 260 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:14:14] [INFO ] Invariant cache hit.
[2024-06-01 09:14:14] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-06-01 09:14:14] [INFO ] Invariant cache hit.
[2024-06-01 09:14:16] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:14:17] [INFO ] Implicit Places using invariants and state equation in 3269 ms returned []
Implicit Place search using SMT with State Equation took 3395 ms to find 0 implicit places.
[2024-06-01 09:14:18] [INFO ] Redundant transitions in 867 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:14:18] [INFO ] Invariant cache hit.
[2024-06-01 09:14:19] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30152 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30150 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80516ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80609ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85154 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-09
Product exploration timeout after 25670 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 515 steps with 0 reset with depth 516 and stack size 516 in 186 ms.
FORMULA TokenRing-COL-020-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-020-LTLFireability-09 finished in 100163 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)))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 135 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-06-01 09:15:54] [INFO ] Invariant cache hit.
[2024-06-01 09:15:54] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-06-01 09:15:54] [INFO ] Invariant cache hit.
[2024-06-01 09:15:56] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-06-01 09:15:57] [INFO ] Implicit Places using invariants and state equation in 3133 ms returned []
Implicit Place search using SMT with State Equation took 3305 ms to find 0 implicit places.
[2024-06-01 09:15:58] [INFO ] Redundant transitions in 841 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-06-01 09:15:58] [INFO ] Invariant cache hit.
[2024-06-01 09:15:58] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30165 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 8401/8401 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8401 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 441/8862 variables, and 21 constraints, problems are : Problem set: 0 solved, 8401 unsolved in 30142 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/8401 constraints, Known Traps: 0/0 constraints]
After SMT, in 80701ms problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 80785ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 85083 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 81 ms :[p0, p0]
Running random walk in product with property : TokenRing-COL-020-LTLFireability-10
Product exploration timeout after 62150 steps with 894 reset in 10002 ms.
Product exploration timeout after 63150 steps with 911 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
RANDOM walk for 258 steps (0 resets) in 52 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Stuttering acceptance computed with spot in 70 ms :[p0, p0]
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-00
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-01
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-02
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-03
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-04
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-05
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-06
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-07
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-08
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-09
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-10
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-11
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-12
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-13
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-14
Could not compute solution for formula : TokenRing-COL-020-LTLFireability-15

BK_STOP 1717233493215

--------------------
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
ltl formula name TokenRing-COL-020-LTLFireability-00
ltl formula formula --ltl=/tmp/1269/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-01
ltl formula formula --ltl=/tmp/1269/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
ltl formula name TokenRing-COL-020-LTLFireability-02
ltl formula formula --ltl=/tmp/1269/ltl_2_
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
ltl formula name TokenRing-COL-020-LTLFireability-03
ltl formula formula --ltl=/tmp/1269/ltl_3_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-04
ltl formula formula --ltl=/tmp/1269/ltl_4_
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
ltl formula name TokenRing-COL-020-LTLFireability-05
ltl formula formula --ltl=/tmp/1269/ltl_5_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-06
ltl formula formula --ltl=/tmp/1269/ltl_6_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-07
ltl formula formula --ltl=/tmp/1269/ltl_7_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-08
ltl formula formula --ltl=/tmp/1269/ltl_8_
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
ltl formula name TokenRing-COL-020-LTLFireability-09
ltl formula formula --ltl=/tmp/1269/ltl_9_
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-10
ltl formula formula --ltl=/tmp/1269/ltl_10_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
ltl formula name TokenRing-COL-020-LTLFireability-11
ltl formula formula --ltl=/tmp/1269/ltl_11_
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-12
ltl formula formula --ltl=/tmp/1269/ltl_12_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-13
ltl formula formula --ltl=/tmp/1269/ltl_13_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-14
ltl formula formula --ltl=/tmp/1269/ltl_14_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 2/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
ltl formula name TokenRing-COL-020-LTLFireability-15
ltl formula formula --ltl=/tmp/1269/ltl_15_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported
pnml2lts-mc( 3/ 4), ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported

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="TokenRing-COL-020"
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 TokenRing-COL-020, 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 r540-smll-171690573600100"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-020.tgz
mv TokenRing-COL-020 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;