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.r443-smll-171701110200289.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 greatspnxred
Input is VehicularWifi-COL-none, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r443-smll-171701110200289
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 8.7K Apr 11 23:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 11 23:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Apr 11 23:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 11 23:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.7K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 23:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Apr 11 23:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 23:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 11 23:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 08:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 188K 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 VehicularWifi-COL-none-CTLCardinality-2024-00
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-01
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-02
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-03
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-04
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-05
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-06
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-07
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-08
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-09
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-10
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-11
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-12
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-13
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-14
FORMULA_NAME VehicularWifi-COL-none-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717089006182

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=VehicularWifi-COL-none
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 17:10:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-30 17:10:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 17:10:08] [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.
[2024-05-30 17:10:10] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-30 17:10:10] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1831 ms
[2024-05-30 17:10:10] [INFO ] Detected 1 constant HL places corresponding to 81920 PT places.
[2024-05-30 17:10:10] [INFO ] Imported 21 HL places and 41 HL transitions for a total of 115566 PT places and 379924.0 transition bindings in 160 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 46 ms.
[2024-05-30 17:10:11] [INFO ] Built PT skeleton of HLPN with 21 places and 41 transitions 136 arcs in 10 ms.
[2024-05-30 17:10:11] [INFO ] Skeletonized 16 HLPN properties in 13 ms.
Initial state reduction rules removed 4 formulas.
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40014 steps (8 resets) in 2789 ms. (14 steps per ms) remains 34/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 45 ms. (87 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 73 ms. (54 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (8 resets) in 52 ms. (75 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (8 resets) in 93 ms. (42 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 58 ms. (67 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (8 resets) in 43 ms. (90 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (8 resets) in 54 ms. (72 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 95 ms. (41 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 38 ms. (102 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 8 ms. (444 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 34/34 properties
[2024-05-30 17:10:12] [INFO ] Flow matrix only has 30 transitions (discarded 1 similar events)
// Phase 1: matrix 30 rows 20 cols
[2024-05-30 17:10:12] [INFO ] Computed 5 invariants in 5 ms
[2024-05-30 17:10:12] [INFO ] State equation strengthened by 10 read => feed constraints.
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp37 is UNSAT
Problem AtomicPropp45 is UNSAT
Problem AtomicPropp47 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 4/4 constraints. Problems are: Problem set: 15 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 15 solved, 19 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp33 is UNSAT
Problem AtomicPropp36 is UNSAT
Problem AtomicPropp39 is UNSAT
Problem AtomicPropp40 is UNSAT
Problem AtomicPropp41 is UNSAT
Problem AtomicPropp43 is UNSAT
Problem AtomicPropp44 is UNSAT
Problem AtomicPropp48 is UNSAT
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/5 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 29/48 variables, 19/24 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 10/34 constraints. Problems are: Problem set: 33 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/34 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/49 variables, 1/35 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/49 variables, 0/35 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/49 variables, 0/35 constraints. Problems are: Problem set: 33 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 49/50 variables, and 35 constraints, problems are : Problem set: 33 solved, 1 unsolved in 414 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 34/34 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 33 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/16 variables, 3/4 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 27/43 variables, 16/20 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 7/27 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/27 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/49 variables, 4/31 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/49 variables, 1/32 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 3/35 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 1/36 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/49 variables, 0/36 constraints. Problems are: Problem set: 33 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/49 variables, 0/36 constraints. Problems are: Problem set: 33 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 49/50 variables, and 36 constraints, problems are : Problem set: 33 solved, 1 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/34 constraints, Known Traps: 0/0 constraints]
After SMT, in 581ms problems are : Problem set: 33 solved, 1 unsolved
Finished Parikh walk after 21 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=21 )
Parikh walk visited 1 properties in 11 ms.
Successfully simplified 33 atomic propositions for a total of 11 simplifications.
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-30 17:10:13] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2024-05-30 17:10:13] [INFO ] Flatten gal took : 34 ms
[2024-05-30 17:10:13] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA VehicularWifi-COL-none-CTLCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-30 17:10:13] [INFO ] Flatten gal took : 10 ms
Arc [14:1*[$sa, $sb, $p, (MOD (ADD (MOD (MINUS $b 1) 1024) 1024) 1024)]] contains successor/predecessor on variables of sort BackoffStage
Arc [13:1*[$sa, $sb, $p, (MOD (ADD $tx 1) 20)]] contains successor/predecessor on variables of sort TxCount
Transition CorrectPacketButAck forces synchronizations/join behavior on parameter p2 of sort Pr
Arc [4:1*[$sa, $sb, $p, (MOD (ADD $pt 1) 4)]] contains successor/predecessor on variables of sort PT
Domain [St(2), St(2), Pr(4), PT(4)] of place Sense breaks symmetries in sort St
[2024-05-30 17:10:14] [INFO ] Unfolded HLPN to a Petri net with 115566 places and 83836 transitions 301810 arcs in 1373 ms.
[2024-05-30 17:10:14] [INFO ] Unfolded 4 HLPN properties in 8 ms.
Deduced a syphon composed of 98581 places in 367 ms
Reduce places removed 106837 places and 54136 transitions.
Support contains 8631 out of 8729 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 226 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
Running 29691 sub problems to find dead transitions.
[2024-05-30 17:10:18] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2024-05-30 17:10:19] [INFO ] Computed 8 invariants in 1588 ms
[2024-05-30 17:10:20] [INFO ] State equation strengthened by 8411 read => feed constraints.
SMT process timed out in 457393ms, After SMT, problems are : Problem set: 0 solved, 29691 unsolved
Search for dead transitions found 0 dead transitions in 458131ms
[2024-05-30 17:17:55] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-30 17:17:55] [INFO ] Invariant cache hit.
[2024-05-30 17:17:58] [INFO ] Implicit Places using invariants in 3144 ms returned []
Implicit Place search using SMT only with invariants took 3152 ms to find 0 implicit places.
Running 29691 sub problems to find dead transitions.
[2024-05-30 17:17:59] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-30 17:17:59] [INFO ] Invariant cache hit.
[2024-05-30 17:17:59] [INFO ] State equation strengthened by 8411 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8720 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29691 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8720/26037 variables, and 2 constraints, problems are : Problem set: 0 solved, 29691 unsolved in 30765 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8729 constraints, ReadFeed: 0/8411 constraints, PredecessorRefiner: 29691/13275 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29691 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8720 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29691 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8720/26037 variables, and 2 constraints, problems are : Problem set: 0 solved, 29691 unsolved in 30677 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8729 constraints, ReadFeed: 0/8411 constraints, PredecessorRefiner: 16416/13275 constraints, Known Traps: 0/0 constraints]
After SMT, in 493994ms problems are : Problem set: 0 solved, 29691 unsolved
Search for dead transitions found 0 dead transitions in 494423ms
Finished structural reductions in LTL mode , in 1 iterations and 956163 ms. Remains : 8729/8729 places, 29700/29700 transitions.
Support contains 8631 out of 8729 places after structural reductions.
[2024-05-30 17:26:14] [INFO ] Flatten gal took : 1110 ms
[2024-05-30 17:26:15] [INFO ] Flatten gal took : 913 ms
[2024-05-30 17:26:17] [INFO ] Input system was already deterministic with 29700 transitions.
RANDOM walk for 40000 steps (8 resets) in 7851 ms. (5 steps per ms) remains 6/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 767 ms. (52 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 747 ms. (53 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 391 ms. (102 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 350 ms. (113 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 454 ms. (87 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3951 ms. (10 steps per ms) remains 6/6 properties
[2024-05-30 17:26:21] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-30 17:26:21] [INFO ] Invariant cache hit.
[2024-05-30 17:26:21] [INFO ] State equation strengthened by 8411 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4266 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp5 is UNSAT
At refinement iteration 1 (OVERLAPS) 2167/6433 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 4 unsolved
[2024-05-30 17:26:33] [INFO ] Deduced a trap composed of 52 places in 5997 ms of which 308 ms to minimize.
SMT process timed out in 11583ms, After SMT, problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4233 out of 8729 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 8729 transition count 29676
Deduced a syphon composed of 24 places in 25 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 8705 transition count 29676
Free-agglomeration rule applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 56 place count 8705 transition count 29668
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 64 place count 8697 transition count 29668
Partial Free-agglomeration rule applied 21 times.
Drop transitions (Partial Free agglomeration) removed 21 transitions
Iterating global reduction 1 with 21 rules applied. Total rules applied 85 place count 8697 transition count 29668
Applied a total of 85 rules in 3386 ms. Remains 8697 /8729 variables (removed 32) and now considering 29668/29700 (removed 32) transitions.
Running 29659 sub problems to find dead transitions.
[2024-05-30 17:26:37] [INFO ] Flow matrix only has 17272 transitions (discarded 12396 similar events)
// Phase 1: matrix 17272 rows 8697 cols
[2024-05-30 17:26:38] [INFO ] Computed 8 invariants in 1150 ms
[2024-05-30 17:26:38] [INFO ] State equation strengthened by 8428 read => feed constraints.
SMT process timed out in 456156ms, After SMT, problems are : Problem set: 0 solved, 29659 unsolved
Search for dead transitions found 0 dead transitions in 456459ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 459894 ms. Remains : 8697/8729 places, 29668/29700 transitions.
Successfully simplified 2 atomic propositions for a total of 4 simplifications.
[2024-05-30 17:34:14] [INFO ] Flatten gal took : 762 ms
[2024-05-30 17:34:15] [INFO ] Flatten gal took : 779 ms
[2024-05-30 17:34:16] [INFO ] Input system was already deterministic with 29700 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 19 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 8721 transition count 29692
Applied a total of 16 rules in 3662 ms. Remains 8721 /8729 variables (removed 8) and now considering 29692/29700 (removed 8) transitions.
Running 29683 sub problems to find dead transitions.
[2024-05-30 17:34:20] [INFO ] Flow matrix only has 17300 transitions (discarded 12392 similar events)
// Phase 1: matrix 17300 rows 8721 cols
[2024-05-30 17:34:21] [INFO ] Computed 8 invariants in 1155 ms
[2024-05-30 17:34:22] [INFO ] State equation strengthened by 8411 read => feed constraints.
SMT process timed out in 470506ms, After SMT, problems are : Problem set: 0 solved, 29683 unsolved
Search for dead transitions found 0 dead transitions in 470789ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 474511 ms. Remains : 8721/8729 places, 29692/29700 transitions.
[2024-05-30 17:42:12] [INFO ] Flatten gal took : 732 ms
[2024-05-30 17:42:12] [INFO ] Flatten gal took : 696 ms
[2024-05-30 17:42:14] [INFO ] Input system was already deterministic with 29692 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 2098 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
Running 29691 sub problems to find dead transitions.
[2024-05-30 17:42:16] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2024-05-30 17:42:18] [INFO ] Computed 8 invariants in 1121 ms
[2024-05-30 17:42:18] [INFO ] State equation strengthened by 8411 read => feed constraints.
SMT process timed out in 472371ms, After SMT, problems are : Problem set: 0 solved, 29691 unsolved
Search for dead transitions found 0 dead transitions in 472682ms
Finished structural reductions in LTL mode , in 1 iterations and 474814 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2024-05-30 17:50:09] [INFO ] Flatten gal took : 609 ms
[2024-05-30 17:50:10] [INFO ] Flatten gal took : 711 ms
[2024-05-30 17:50:11] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 1693 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
Running 29691 sub problems to find dead transitions.
[2024-05-30 17:50:13] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-30 17:50:13] [INFO ] Invariant cache hit.
[2024-05-30 17:50:14] [INFO ] State equation strengthened by 8411 read => feed constraints.
SMT process timed out in 475089ms, After SMT, problems are : Problem set: 0 solved, 29691 unsolved
Search for dead transitions found 0 dead transitions in 475359ms
Finished structural reductions in LTL mode , in 1 iterations and 477083 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2024-05-30 17:58:09] [INFO ] Flatten gal took : 663 ms
[2024-05-30 17:58:10] [INFO ] Flatten gal took : 885 ms
[2024-05-30 17:58:11] [INFO ] Input system was already deterministic with 29700 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Applied a total of 0 rules in 87 ms. Remains 8729 /8729 variables (removed 0) and now considering 29700/29700 (removed 0) transitions.
Running 29691 sub problems to find dead transitions.
[2024-05-30 17:58:12] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-30 17:58:12] [INFO ] Invariant cache hit.
[2024-05-30 17:58:12] [INFO ] State equation strengthened by 8411 read => feed constraints.
SMT process timed out in 469735ms, After SMT, problems are : Problem set: 0 solved, 29691 unsolved
Search for dead transitions found 0 dead transitions in 470019ms
Finished structural reductions in LTL mode , in 1 iterations and 470138 ms. Remains : 8729/8729 places, 29700/29700 transitions.
[2024-05-30 18:06:02] [INFO ] Flatten gal took : 624 ms
[2024-05-30 18:06:03] [INFO ] Flatten gal took : 726 ms
[2024-05-30 18:06:04] [INFO ] Input system was already deterministic with 29700 transitions.
[2024-05-30 18:06:05] [INFO ] Flatten gal took : 752 ms
[2024-05-30 18:06:06] [INFO ] Flatten gal took : 667 ms
[2024-05-30 18:06:06] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 9 ms.
[2024-05-30 18:06:06] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8729 places, 29700 transitions and 110142 arcs took 144 ms.
Total runtime 3357719 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running VehicularWifi-COL-none

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 8729
TRANSITIONS: 29700
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.778s, Sys 0.089s]


SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.147s, Sys 0.012s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 708
MODEL NAME: /home/mcc/execution/413/model
8729 places, 29700 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..

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 CTLCardinality -timeout 360 -rebuildPNML

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="VehicularWifi-COL-none"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is VehicularWifi-COL-none, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r443-smll-171701110200289"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/VehicularWifi-COL-none.tgz
mv VehicularWifi-COL-none execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;