Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r034-tall-177946841700046.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is BridgeAndVehicles-COL-V20P20N10, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841700046
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 9.3K Mar 5 08:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K Mar 5 08:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 5 08:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 5 08:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 07:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 5 08:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Mar 5 08:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 5 08:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 5 08:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 39K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779488906387

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityCardinality COL
Running Version 202604301425
[2026-05-22 22:28:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 22:28:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 22:28:27] [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.
[2026-05-22 22:28:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-22 22:28:28] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 551 ms
[2026-05-22 22:28:28] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 68 PT places and 19578.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 26 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 22:28:28] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 7 ms.
[2026-05-22 22:28:28] [INFO ] Skeletonized 15 HLPN properties in 1 ms.
Remains 15 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
[2026-05-22 22:28:28] [INFO ] Flatten gal took : 72 ms
[2026-05-22 22:28:28] [INFO ] Flatten gal took : 4 ms
[2026-05-22 22:28:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13495005239276178449.gal : 21 ms
[2026-05-22 22:28:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17544571039030916073.prop : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13495005239276178449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17544571039030916073.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17544571039030916073.prop.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :19 after 336
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :336 after 10143
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 is true.
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 does not hold.
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :10143 after 24233
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :24233 after 46803
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :46803 after 87542
RANDOM walk for 40000 steps (8 resets) in 1318 ms. (30 steps per ms) remains 12/13 properties
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :87542 after 253263
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :253263 after 856437
BEST_FIRST walk for 40001 steps (8 resets) in 530 ms. (75 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 159 ms. (250 steps per ms) remains 12/12 properties
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05 is true.
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :3.0231e+06 after 3.041e+06
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :5.33495e+06 after 5.34448e+06
BEST_FIRST walk for 40004 steps (8 resets) in 1426 ms. (28 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (8 resets) in 168 ms. (236 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 172 ms. (231 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40000 steps (8 resets) in 216 ms. (184 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 176 ms. (226 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 137 ms. (289 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 247 ms. (161 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 12/12 properties
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,8.87802e+06,0.939332,29996,2,13715,21,157236,16,0,312,159093,0
Total reachable state count : 8878023

Verifying 13 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00,63,0.943056,30092,2,55,21,157236,17,0,431,159093,0
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-01 is true.

BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 12/12 properties
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-01,0,0.949185,30092,1,0,21,157236,17,0,431,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-04 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-04

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-04,0,0.961245,30092,1,0,21,157236,17,0,469,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05,4143,0.962511,30092,2,574,21,157236,18,0,471,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-06 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-06

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-06,0,0.968481,30092,1,0,21,157236,18,0,471,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07,63,0.96895,30092,2,55,21,157236,19,0,472,159093,0
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-08 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-08,0,0.977819,30092,1,0,21,157236,19,0,473,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-09 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-09

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-09,0,0.985275,30092,1,0,21,157236,19,0,475,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-10 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-10

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-10,0,1.00654,30092,1,0,21,157236,19,0,487,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-11 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-11

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-11,0,1.01171,30092,1,0,21,157236,19,0,487,159093,0
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-12 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-12,0,1.04125,30092,1,0,21,157236,19,0,498,159093,0
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-14 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-14,0,1.0628,30092,1,0,21,157236,19,0,500,159093,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-15 does not hold.
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-15

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-15,0,1.07572,30092,1,0,21,157236,19,0,502,159093,0
ITS tools runner thread asked to quit. Dying gracefully.
Interrupted probabilistic random walk after 653253 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :1 out of 12
Probabilistic random walk after 653253 steps, saw 131732 distinct states, run finished after 3008 ms. (steps per millisecond=217 ) properties seen :1
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2026-05-22 22:28:32] [INFO ] Flatten gal took : 2 ms
[2026-05-22 22:28:32] [INFO ] Flatten gal took : 5 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-22 22:28:32] [INFO ] Flatten gal took : 6 ms
[2026-05-22 22:28:32] [INFO ] Flatten gal took : 1 ms
[2026-05-22 22:28:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15558673662970730051.gal : 1 ms
[2026-05-22 22:28:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2583313136454071360.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15558673662970730051.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2583313136454071360.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS runner timed out or was interrupted.
Loading property file /tmp/ReachabilityCardinality2583313136454071360.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.002845,3928,2,21,5,62,6,0,55,27,0
Total reachable state count : 5

ITS tools runner thread asked to quit. Dying gracefully.
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-01 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-02 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-03 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-04 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-06 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-08 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-09 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-10 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-11 FALSE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-12 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-14 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-15 FALSE TECHNIQUES CPN_APPROX
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2026-05-22 22:28:32] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 34 ms.
[2026-05-22 22:28:32] [INFO ] Unfolded 15 HLPN properties in 0 ms.
[2026-05-22 22:28:33] [INFO ] Flatten gal took : 146 ms
[2026-05-22 22:28:33] [INFO ] Flatten gal took : 114 ms
[2026-05-22 22:28:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12936164768359477568.gal : 56 ms
[2026-05-22 22:28:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8809487000343282141.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12936164768359477568.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8809487000343282141.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8809487000343282141.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,3 properties remain. new max is 16
RANDOM walk for 40000 steps (224 resets) in 2201 ms. (18 steps per ms) remains 2/3 properties
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD size :6 after 20
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :20 after 56
BEST_FIRST walk for 40004 steps (83 resets) in 1085 ms. (36 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40005 steps (80 resets) in 276 ms. (144 steps per ms) remains 2/2 properties
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :56 after 330
[2026-05-22 22:28:34] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16746023834148106235.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1288683689509189199.kers'
[2026-05-22 22:28:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16746023834148106235.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1288683689509189199.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 130 rows 68 cols 630 entries
Finished phase 1 with 21 SingleSign rule and 40 generalized
[2026-05-22 22:28:34] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1288683689509189199.kers
Total runtime 2 ms.
[2026-05-22 22:28:34] [INFO ] State equation strengthened by 22 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :330 after 706
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :706 after 709
At refinement iteration 2 (OVERLAPS) 130/145 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/145 variables, 22/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/145 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 53/198 variables, 53/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 3/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 97 constraints, problems are : Problem set: 0 solved, 2 unsolved in 659 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 130/145 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/145 variables, 22/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/145 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 53/198 variables, 53/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 3/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/198 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :709 after 934
After SMT solving in domain Int declared 198/198 variables, and 98 constraints, problems are : Problem set: 0 solved, 2 unsolved in 334 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1134ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 99 ms.
Support contains 15 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 548/548 transitions.
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :934 after 1594
Applied a total of 0 rules in 102 ms. Remains 68 /68 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Running 545 sub problems to find dead transitions.
[2026-05-22 22:28:35] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2026-05-22 22:28:35] [INFO ] Invariant cache hit.
[2026-05-22 22:28:35] [INFO ] State equation strengthened by 22 read => feed constraints.
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1594 after 2398
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 2/7 constraints. Problems are: Problem set: 40 solved, 505 unsolved
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :2398 after 5992
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/9 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 1/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 6 (OVERLAPS) 130/198 variables, 68/78 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 22/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 100 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 2/7 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/7 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/9 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 1/10 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/10 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 130/198 variables, 68/78 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 22/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :5992 after 32054
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :32054 after 49056
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 503/603 constraints. Problems are: Problem set: 42 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 198/198 variables, and 604 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40995ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 41000ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 68/68 places, 506/548 transitions.
Applied a total of 0 rules in 36 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41202 ms. Remains : 68/68 places, 506/548 transitions.
RANDOM walk for 40000 steps (224 resets) in 369 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (82 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40010 steps (80 resets) in 82 ms. (482 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 693615 steps, run timeout after 3001 ms. (steps per millisecond=231 ) properties seen :0 out of 2
Probabilistic random walk after 693615 steps, saw 169357 distinct states, run finished after 3001 ms. (steps per millisecond=231 ) properties seen :0
[2026-05-22 22:29:19] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15959820805590266126.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10835674466246599585.kers'
[2026-05-22 22:29:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15959820805590266126.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10835674466246599585.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 126 rows 68 cols 618 entries
Finished phase 1 with 18 SingleSign rule and 41 generalized
[2026-05-22 22:29:19] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10835674466246599585.kers
Total runtime 0 ms.
[2026-05-22 22:29:19] [INFO ] State equation strengthened by 20 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 40/55 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/57 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 126/183 variables, 57/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 11/194 variables, 11/96 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 97 constraints, problems are : Problem set: 0 solved, 2 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 40/55 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/57 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 126/183 variables, 57/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 11/194 variables, 11/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/194 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/194 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/194 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 98 constraints, problems are : Problem set: 0 solved, 2 unsolved in 291 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 436ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 90 ms.
Support contains 15 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 25 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 68/68 places, 506/506 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 22 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
[2026-05-22 22:29:20] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2026-05-22 22:29:20] [INFO ] Invariant cache hit.
[2026-05-22 22:29:20] [INFO ] Implicit Places using invariants in 145 ms returned []
[2026-05-22 22:29:20] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2026-05-22 22:29:20] [INFO ] Invariant cache hit.
[2026-05-22 22:29:20] [INFO ] State equation strengthened by 20 read => feed constraints.
[2026-05-22 22:29:20] [INFO ] Implicit Places using invariants and state equation in 188 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2026-05-22 22:29:20] [INFO ] Redundant transitions in 42 ms returned []
Running 503 sub problems to find dead transitions.
[2026-05-22 22:29:20] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2026-05-22 22:29:20] [INFO ] Invariant cache hit.
[2026-05-22 22:29:20] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :49056 after 175864
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (OVERLAPS) 0/194 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 100 constraints, problems are : Problem set: 0 solved, 503 unsolved in 19297 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-05 is true.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :286656 after 440042
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 503/603 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 604 constraints, problems are : Problem set: 0 solved, 503 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49619ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 49622ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50037 ms. Remains : 68/68 places, 506/506 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 68 transition count 126
Applied a total of 380 rules in 9 ms. Remains 68 /68 variables (removed 0) and now considering 126/506 (removed 380) transitions.
Running SMT prover for 2 properties.
[2026-05-22 22:30:10] [INFO ] Invariant cache hit.
[2026-05-22 22:30:10] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2026-05-22 22:30:10] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2026-05-22 22:30:10] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-22 22:30:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2026-05-22 22:30:10] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-22 22:30:10] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-22 22:30:10] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-22 22:30:10] [INFO ] After 123ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-22 22:30:10] [INFO ] Flatten gal took : 17 ms
[2026-05-22 22:30:10] [INFO ] Flatten gal took : 11 ms
[2026-05-22 22:30:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1193748573851933292.gal : 5 ms
[2026-05-22 22:30:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16932401161272196752.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1193748573851933292.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16932401161272196752.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16932401161272196752.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :80 after 280
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :280 after 1510
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 is true.
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 257 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,8027,0.109575,8872,2,6071,14,18577,6,0,394,10076,0
Total reachable state count : 8027

Verifying 2 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00,14,0.1125,8968,2,104,14,18577,7,0,461,10076,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07,27,0.112997,9136,2,130,14,18577,8,0,462,10076,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 363 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 22:30:10] [INFO ] Flatten gal took : 27 ms
[2026-05-22 22:30:10] [INFO ] Applying decomposition
[2026-05-22 22:30:10] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8206106411951754516.txt' '-o' '/tmp/graph8206106411951754516.bin' '-w' '/tmp/graph8206106411951754516.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8206106411951754516.bin' '-l' '-1' '-v' '-w' '/tmp/graph8206106411951754516.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:30:11] [INFO ] Decomposing Gal with order
[2026-05-22 22:30:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:30:11] [INFO ] Removed a total of 1123 redundant transitions.
[2026-05-22 22:30:11] [INFO ] Flatten gal took : 522 ms
[2026-05-22 22:30:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 532 labels/synchronizations in 24 ms.
[2026-05-22 22:30:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10678631237354712134.gal : 5 ms
[2026-05-22 22:30:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1727646859374692039.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10678631237354712134.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1727646859374692039.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1727646859374692039.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 49
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :49 after 261
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :261 after 1056
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :5112 after 5169
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :10827 after 10906
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :10906 after 11615
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :11615 after 13758
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :13758 after 18876
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18876 after 26410
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :70740 after 86357
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :314136 after 328881
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :1.44456e+06 after 1.45035e+06
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :4.86797e+06 after 4.89465e+06
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flatf,6.73257e+06,1015.7,5691864,2,3.454e+06,22,1.63965e+07,8,0,871,6.43835e+06,0
Total reachable state count : 6732570

Verifying 2 reachability properties.
Invariant property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 is true.
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-00,0,1023.74,5691864,1,0,22,1.63965e+07,8,0,912,6.43835e+06,0
Reachability property BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 does not hold.
FORMULA BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V20P20N10-ReachabilityCardinality-2024-07,0,1028.24,5691864,1,0,22,1.63965e+07,8,0,912,6.43835e+06,0
All properties solved without resorting to model-checking.
Total runtime 1134182 ms.

BK_STOP 1779490041838

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="BridgeAndVehicles-COL-V20P20N10"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
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 2-5973"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-COL-V20P20N10, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946841700046"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N10.tgz
mv BridgeAndVehicles-COL-V20P20N10 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;