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.r130-smll-177955808900047.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 FamilyReunion-COL-L00400M0040C020P020G001, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955808900047
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.9K Mar 6 06:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 6 06:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 6 06:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 06:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Mar 6 07:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 6 07:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 6 07:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 07:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 24 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 159K 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 FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-00
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-01
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-02
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-03
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-04
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-05
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-06
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-07
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-08
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-09
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-10
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-11
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-12
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-13
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-14
FORMULA_NAME FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779671098186

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FamilyReunion-COL-L00400M0040C020P020G001
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202604301425
[2026-05-25 01:05:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 01:05:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 01:05:01] [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.
[2026-05-25 01:05:01] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-25 01:05:02] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1436 ms
[2026-05-25 01:05:02] [INFO ] Detected 5 constant HL places corresponding to 106 PT places.
[2026-05-25 01:05:02] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 538109 PT places and 508890.0 transition bindings in 107 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 38 ms.
Working with output stream class java.io.PrintStream
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-25 01:05:02] [INFO ] Built PT skeleton of HLPN with 104 places and 66 transitions 198 arcs in 18 ms.
[2026-05-25 01:05:02] [INFO ] Skeletonized 15 HLPN properties in 1 ms.
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 5 places and 0 transitions.
Computed a total of 99 stabilizing places and 66 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 99 transition count 66
RANDOM walk for 40220 steps (8 resets) in 186 ms. (215 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 548 ms. (72 steps per ms) remains 1/2 properties
[2026-05-25 01:05:03] [INFO ] Flatten gal took : 122 ms
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
[2026-05-25 01:05:03] [INFO ] Flatten gal took : 16 ms
[2026-05-25 01:05:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8379655751421774801.gal : 16 ms
[2026-05-25 01:05:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17864755222007769973.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/ReachabilityCardinality8379655751421774801.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17864755222007769973.prop' '--nowitness' '--gen-order' 'FOLLOW'
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14821829522895344390.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-435829785837955386.kers'

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/ReachabilityCardinality17864755222007769973.prop.
[2026-05-25 01:05:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14821829522895344390.kers, --Pflows, --basisKERS=/tmp/petrispot-output-435829785837955386.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 66 rows 99 cols 188 entries
SDD proceeding with computation,1 properties remain. new max is 4
Finished phase 1 with 45 SingleSign rule and 21 generalized
[2026-05-25 01:05:03] [INFO ] Computed 33 invariants in 0 ms
SDD size :1 after 5
Computed 33 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-435829785837955386.kers
Total runtime 2 ms.
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/19 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 21/40 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/64 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/64 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 14/78 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 21/99 variables, 15/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/99 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 66/165 variables, 99/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/165 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/165 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 132 constraints, problems are : Problem set: 0 solved, 1 unsolved in 575 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/19 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 21/40 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/64 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/64 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 14/78 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/78 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 21/99 variables, 15/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/99 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 66/165 variables, 99/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/165 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/165 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/165 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 977ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 529 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=58 )
Parikh walk visited 1 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2026-05-25 01:05:04] [INFO ] Flatten gal took : 13 ms
[2026-05-25 01:05:04] [INFO ] Flatten gal took : 12 ms
RANDOM walk for 0 steps (0 resets) in 5 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 )
[2026-05-25 01:05:04] [INFO ] Flatten gal took : 13 ms
[2026-05-25 01:05:04] [INFO ] Flatten gal took : 15 ms
[2026-05-25 01:05:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6616156874026295030.gal : 13 ms
[2026-05-25 01:05:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3507621147786385240.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/ReachabilityCardinality6616156874026295030.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3507621147786385240.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

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 ...328
Loading property file /tmp/ReachabilityCardinality3507621147786385240.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,5,0.015715,4460,2,108,5,331,6,0,440,118,0
Total reachable state count : 5

ITS tools runner thread asked to quit. Dying gracefully.
Transition Gate2ANDJoin forces synchronizations/join behavior on parameter l of sort LegalResident
Transition ReceiveLangChoice forces synchronizations/join behavior on parameter m of sort MICSystem
Symmetric sort wr.t. initial and guards and successors and join/free detected :CINFORMI
Symmetric sort wr.t. initial detected :CINFORMI
Symmetric sort wr.t. initial and guards detected :CINFORMI
Applying symmetric unfolding of full symmetric sort :CINFORMI domain size was 21
Transition Gate1ANDJoin forces synchronizations/join behavior on parameter p of sort PublicAdminOffice
Symmetric sort wr.t. initial and guards and successors and join/free detected :GovernmentCommission
Symmetric sort wr.t. initial detected :GovernmentCommission
Symmetric sort wr.t. initial and guards detected :GovernmentCommission
Applying symmetric unfolding of full symmetric sort :GovernmentCommission domain size was 11
Symmetric sort wr.t. initial and guards and successors and join/free detected :Response
Symmetric sort wr.t. initial detected :Response
Transition SendClearanceToRel : guard parameter $r(Response:2) in guard (EQ $r 0)introduces in Response(2) partition with 2 elements
[2026-05-25 01:05:07] [INFO ] Unfolded HLPN to a Petri net with 477829 places and 412249 transitions 1184997 arcs in 2559 ms.
[2026-05-25 01:05:07] [INFO ] Unfolded 15 HLPN properties in 71 ms.
[2026-05-25 01:05:07] [INFO ] Reduced 16040 identical enabling conditions.
[2026-05-25 01:05:07] [INFO ] Reduced 16040 identical enabling conditions.
[2026-05-25 01:05:07] [INFO ] Reduced 16040 identical enabling conditions.
[2026-05-25 01:05:08] [INFO ] Reduced 8020 identical enabling conditions.
[2026-05-25 01:05:08] [INFO ] Reduced 16040 identical enabling conditions.
[2026-05-25 01:05:08] [INFO ] Reduced 401 identical enabling conditions.
[2026-05-25 01:05:08] [INFO ] Reduced 401 identical enabling conditions.
Deduced a syphon composed of 401 places in 1572 ms
Reduce places removed 467 places and 0 transitions.
RANDOM walk for 13028 steps (2 resets) in 120020 ms. (0 steps per ms) remains 11/15 properties
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-25 01:10:22] [INFO ] Flatten gal took : 22736 ms
BEST_FIRST walk for 1608 steps (0 resets) in 38346 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 8116 steps (0 resets) in 23330 ms. (0 steps per ms) remains 11/11 properties
[2026-05-25 01:10:39] [INFO ] Flatten gal took : 16935 ms
[2026-05-25 01:10:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality796407206242173177.gal : 2316 ms
BEST_FIRST walk for 7392 steps (0 resets) in 23421 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2133 ms. (18 steps per ms) remains 11/11 properties
[2026-05-25 01:10:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17938403399084976172.prop : 1141 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/ReachabilityCardinality796407206242173177.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17938403399084976172.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 ...328
BEST_FIRST walk for 40004 steps (8 resets) in 2735 ms. (14 steps per ms) remains 11/11 properties
BEST_FIRST walk for 3376 steps (0 resets) in 29457 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2325 ms. (17 steps per ms) remains 11/11 properties
BEST_FIRST walk for 3376 steps (0 resets) in 31391 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2025 ms. (19 steps per ms) remains 11/11 properties
BEST_FIRST walk for 1608 steps (0 resets) in 22735 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 3376 steps (0 resets) in 37883 ms. (0 steps per ms) remains 11/11 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6308358696669547342.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-652427043268270385.kers'
[2026-05-25 01:11:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6308358696669547342.kers, --Pflows, --basisKERS=/tmp/petrispot-output-652427043268270385.kers]
Culled 0 columns in 1100 ms.
// Phase 1: matrix 412249 rows 477362 cols 1184997 entries
PetriSpot timed out after 120 s (PFLOWS)
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 131648ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 322067 out of 477362 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 477362/477362 places, 412249/412249 transitions.
Graph (complete) has 740288 edges and 477362 vertex of which 475672 are kept as prefixes of interest. Removing 1690 places using SCC suffix rule.662 ms
Discarding 1690 places :
Also discarding 401 output transitions
Drop transitions (Output transitions of discarded places.) removed 401 transitions
Discarding 16842 places :
Implicit places reduction removed 16842 places
Performed 401 Post agglomeration using F-continuation condition.Transition count delta: 401
Iterating post reduction 0 with 17243 rules applied. Total rules applied 17244 place count 458830 transition count 411447
Reduce places removed 401 places and 0 transitions.
Iterating post reduction 1 with 401 rules applied. Total rules applied 17645 place count 458429 transition count 411447
Performed 8421 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8421 Pre rules applied. Total rules applied 17645 place count 458429 transition count 403026
Deduced a syphon composed of 8421 places in 1355 ms
Reduce places removed 8421 places and 0 transitions.
Iterating global reduction 2 with 16842 rules applied. Total rules applied 34487 place count 450008 transition count 403026
Discarding 8421 places :
Implicit places reduction removed 8421 places
Iterating post reduction 2 with 8421 rules applied. Total rules applied 42908 place count 441587 transition count 403026
Performed 401 Post agglomeration using F-continuation condition.Transition count delta: 401
Deduced a syphon composed of 401 places in 1401 ms
Reduce places removed 401 places and 0 transitions.
Iterating global reduction 3 with 802 rules applied. Total rules applied 43710 place count 441186 transition count 402625
Free-agglomeration rule (complex) applied 16441 times.
Iterating global reduction 3 with 16441 rules applied. Total rules applied 60151 place count 441186 transition count 386184
Reduce places removed 16441 places and 0 transitions.
Iterating post reduction 3 with 16441 rules applied. Total rules applied 76592 place count 424745 transition count 386184
Applied a total of 76592 rules in 723812 ms. Remains 424745 /477362 variables (removed 52617) and now considering 386184/412249 (removed 26065) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 724476 ms. Remains : 424745/477362 places, 386184/412249 transitions.
RANDOM walk for 13366 steps (2 resets) in 126981 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 1608 steps (0 resets) in 30619 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 8276 steps (0 resets) in 22060 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 7874 steps (0 resets) in 22486 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 27920 steps (6 resets) in 25257 ms. (1 steps per ms) remains 11/11 properties
BEST_FIRST walk for 20085 steps (3 resets) in 21054 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 1608 steps (0 resets) in 21679 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 24510 steps (6 resets) in 21550 ms. (1 steps per ms) remains 11/11 properties
BEST_FIRST walk for 3376 steps (0 resets) in 32050 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 26555 steps (5 resets) in 24217 ms. (1 steps per ms) remains 11/11 properties
BEST_FIRST walk for 1608 steps (0 resets) in 26723 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 3376 steps (0 resets) in 36878 ms. (0 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 158704 steps, run timeout after 315330 ms. (steps per millisecond=0 ) properties seen :5 out of 11
Probabilistic random walk after 158704 steps, saw 158308 distinct states, run finished after 315416 ms. (steps per millisecond=0 ) properties seen :5
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FamilyReunion-COL-L00400M0040C020P020G001-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17610570387256785935.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6233612610796684088.kers'
[2026-05-25 01:33:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17610570387256785935.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6233612610796684088.kers]
Culled 0 columns in 1154 ms.
// Phase 1: matrix 386184 rows 424745 cols 1062270 entries
Finished phase 1 with 243889 SingleSign rule and 93834 generalized
[2026-05-25 01:34:44] [INFO ] Computed 87022 invariants in 85888 ms
Computed 87022 P flows in 85928 ms.
Exported basis to /tmp/petrispot-output-6233612610796684088.kers
Total runtime 89121 ms.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 137585/810929 variables, and 0 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45489 ms.
Refiners :[Generalized P Invariants (flows): 0/87022 constraints, State Equation: 0/424745 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 137585/810929 variables, and 0 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45220 ms.
Refiners :[Generalized P Invariants (flows): 0/87022 constraints, State Equation: 0/424745 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 199339ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 137585 out of 424745 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 424745/424745 places, 386184/386184 transitions.
Graph (complete) has 652026 edges and 424745 vertex of which 424323 are kept as prefixes of interest. Removing 422 places using SCC suffix rule.497 ms
Discarding 422 places :
Also discarding 21 output transitions
Drop transitions (Output transitions of discarded places.) removed 21 transitions
Drop transitions (Empty/Sink Transition effects.) removed 401 transitions
Reduce isomorphic transitions removed 401 transitions.
Discarding 50526 places :
Implicit places reduction removed 50526 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 66967 transitions
Trivial Post-agglo rules discarded 66967 transitions
Performed 66967 trivial Post agglomeration. Transition count delta: 66967
Iterating post reduction 0 with 117894 rules applied. Total rules applied 117895 place count 373797 transition count 318795
Reduce places removed 66967 places and 0 transitions.
Performed 2193 Post agglomeration using F-continuation condition.
Performed 4435 Post agglomeration using F-continuation condition.
Detected timeout of ITS tools.
[2026-05-25 01:41:04] [INFO ] Flatten gal took : 13654 ms
[2026-05-25 01:41:04] [INFO ] Applying decomposition
Performed 6271 Post agglomeration using F-continuation condition.
[2026-05-25 01:41:17] [INFO ] Flatten gal took : 12827 ms
Performed 7891 Post agglomeration using F-continuation condition.
Performed 8330 Post agglomeration using F-continuation condition.
Performed 8742 Post agglomeration using F-continuation condition.
Performed 8755 Post agglomeration using F-continuation condition.
Performed 8765 Post agglomeration using F-continuation condition.
Performed 8787 Post agglomeration using F-continuation condition.
Performed 8809 Post agglomeration using F-continuation condition.
Performed 8834 Post agglomeration using F-continuation condition.
Louvain graph construction failed due to OOM.
[2026-05-25 01:51:25] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.lang.NullPointerException: Cannot invoke "Object.toString()" because "this.order" is null
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:131)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:714)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:71)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-25 01:51:45] [INFO ] Flatten gal took : 19577 ms
[2026-05-25 01:51:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3527505480035712524.gal : 2597 ms
[2026-05-25 01:51:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2525809137082508052.prop : 187 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/ReachabilityCardinality3527505480035712524.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2525809137082508052.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
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 ...328
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 2807922 ms.
Its-tools:
An error has occurred. See the log file
/home/mcc/BenchKit/itstools/itstools/configuration/1779671099501.log.

BK_STOP 1779673910460

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Its-tools: Cannot open display:

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="FamilyReunion-COL-L00400M0040C020P020G001"
export BK_EXAMINATION="ReachabilityFireability"
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 FamilyReunion-COL-L00400M0040C020P020G001, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r130-smll-177955808900047"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00400M0040C020P020G001.tgz
mv FamilyReunion-COL-L00400M0040C020P020G001 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;