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.r210-smll-177969941900082.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 Philosophers-COL-010000, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900082
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 6.1K Mar 5 11:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 5 11:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 5 11:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 5 11:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 16 08:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 16 08:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 12:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Mar 5 12:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 11:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 5 11:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 447K 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 Philosophers-COL-010000-CTLFireability-2024-00
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-01
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-02
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-03
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-04
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-05
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-06
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-07
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-08
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-09
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-10
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-11
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-12
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-13
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-14
FORMULA_NAME Philosophers-COL-010000-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779833974783

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-010000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202604301425
[2026-05-26 22:19:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 22:19:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 22:19:37] [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.
[2026-05-26 22:19:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 22:19:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1408 ms
[2026-05-26 22:19:38] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50000 PT places and 50000.0 transition bindings in 39 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 24 ms.
[2026-05-26 22:19:38] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 9 ms.
[2026-05-26 22:19:38] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 3 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40004 steps (0 resets) in 155 ms. (256 steps per ms) remains 0/2 properties
[2026-05-26 22:19:39] [INFO ] Flatten gal took : 30 ms
[2026-05-26 22:19:39] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 10000) 10000) 10000)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 22:19:39] [INFO ] Unfolded HLPN to a Petri net with 50000 places and 50000 transitions 160000 arcs in 519 ms.
[2026-05-26 22:19:40] [INFO ] Unfolded 16 HLPN properties in 112 ms.
Support contains 50000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 311 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6214897745361904553.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7504059314590227325.kers'
[2026-05-26 22:20:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6214897745361904553.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7504059314590227325.kers]
Culled 0 columns in 79 ms.
// Phase 1: matrix 50000 rows 50000 cols 160000 entries
Finished phase 1 with 30000 SingleSign rule and 0 generalized
[2026-05-26 22:20:03] [INFO ] Computed 20000 invariants in 313 ms
Computed 20000 P flows in 318 ms.
Exported basis to /tmp/petrispot-output-7504059314590227325.kers
Total runtime 365 ms.
[2026-05-26 22:20:54] [INFO ] Implicit Places using invariants in 50958 ms returned []
Implicit Place search using SMT only with invariants took 51015 ms to find 0 implicit places.
Running 30000 sub problems to find dead transitions.
[2026-05-26 22:20:54] [INFO ] Invariant cache hit.
SMT process timed out in 219554ms, After SMT, problems are : Problem set: 0 solved, 30000 unsolved
Search for dead transitions found 0 dead transitions in 220037ms
Finished structural reductions in LTL mode , in 1 iterations and 271621 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 319 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:24:34] [INFO ] Invariant cache hit.
[2026-05-26 22:25:23] [INFO ] Implicit Places using invariants in 48939 ms returned []
Implicit Place search using SMT only with invariants took 48942 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 49274 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Support contains 50000 out of 50000 places after structural reductions.
[2026-05-26 22:25:31] [INFO ] Flatten gal took : 2853 ms
[2026-05-26 22:25:48] [INFO ] Flatten gal took : 5405 ms
[2026-05-26 22:26:05] [INFO ] Input system was already deterministic with 50000 transitions.
Reduction of identical properties reduced properties to check from 22 to 16
RANDOM walk for 31335 steps (8 resets) in 120011 ms. (0 steps per ms) remains 5/16 properties
BEST_FIRST walk for 8004 steps (0 resets) in 29966 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 8004 steps (0 resets) in 28060 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22942 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21928 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 32701 ms. (0 steps per ms) remains 5/5 properties
[2026-05-26 22:27:15] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 5683ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 40000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 797 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 799 ms. Remains : 50000/50000 places, 50000/50000 transitions.
RANDOM walk for 32978 steps (8 resets) in 120008 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 8004 steps (0 resets) in 29330 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 8004 steps (0 resets) in 31179 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 25172 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22234 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4004 steps (0 resets) in 32912 ms. (0 steps per ms) remains 5/5 properties
Probabilistic random walk after 55999 steps, saw 55999 distinct states, run finished after 201448 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 22:31:50] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 40000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45184 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 40000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90985ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 40000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 520 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 521 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 356 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:33:22] [INFO ] Invariant cache hit.
[2026-05-26 22:34:14] [INFO ] Implicit Places using invariants in 51844 ms returned []
Implicit Place search using SMT only with invariants took 51857 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52230 ms. Remains : 50000/50000 places, 50000/50000 transitions.
[2026-05-26 22:34:28] [INFO ] Flatten gal took : 1892 ms
[2026-05-26 22:34:43] [INFO ] Flatten gal took : 4938 ms
[2026-05-26 22:34:59] [INFO ] Input system was already deterministic with 50000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 346 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:35:10] [INFO ] Invariant cache hit.
[2026-05-26 22:35:59] [INFO ] Implicit Places using invariants in 49611 ms returned []
Implicit Place search using SMT only with invariants took 49619 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 49970 ms. Remains : 50000/50000 places, 50000/50000 transitions.
[2026-05-26 22:36:01] [INFO ] Flatten gal took : 1081 ms
[2026-05-26 22:36:03] [INFO ] Flatten gal took : 1687 ms
[2026-05-26 22:36:06] [INFO ] Input system was already deterministic with 50000 transitions.
[2026-05-26 22:36:09] [INFO ] Flatten gal took : 1703 ms
[2026-05-26 22:36:10] [INFO ] Flatten gal took : 1523 ms
[2026-05-26 22:36:11] [INFO ] Time to serialize gal into /tmp/CTLFireability14532261626709244981.gal : 454 ms
[2026-05-26 22:36:11] [INFO ] Time to serialize properties into /tmp/CTLFireability6612846746380728390.ctl : 301 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14532261626709244981.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6612846746380728390.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
Detected timeout of ITS tools.
[2026-05-26 22:36:44] [INFO ] Flatten gal took : 1865 ms
[2026-05-26 22:36:44] [INFO ] Applying decomposition
[2026-05-26 22:36:46] [INFO ] Flatten gal took : 1639 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/graph3315013955428853121.txt' '-o' '/tmp/graph3315013955428853121.bin' '-w' '/tmp/graph3315013955428853121.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3315013955428853121.bin' '-l' '-1' '-v' '-w' '/tmp/graph3315013955428853121.weights' '-q' '0' '-e' '0.001'
[2026-05-26 22:36:53] [INFO ] Decomposing Gal with order
[2026-05-26 22:37:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 23:02:03] [INFO ] Removed a total of 9908 redundant transitions.
[2026-05-26 23:02:04] [INFO ] Flatten gal took : 3385 ms

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="Philosophers-COL-010000"
export BK_EXAMINATION="CTLFireability"
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 Philosophers-COL-010000, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969941900082"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-010000.tgz
mv Philosophers-COL-010000 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;