Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r041-smll-174853822500023.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is CANConstruction-PT-020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-smll-174853822500023
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 641K May 29 14:32 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CANConstruction-PT-020-UpperBounds-00
FORMULA_NAME CANConstruction-PT-020-UpperBounds-01
FORMULA_NAME CANConstruction-PT-020-UpperBounds-02
FORMULA_NAME CANConstruction-PT-020-UpperBounds-03
FORMULA_NAME CANConstruction-PT-020-UpperBounds-04
FORMULA_NAME CANConstruction-PT-020-UpperBounds-05
FORMULA_NAME CANConstruction-PT-020-UpperBounds-06
FORMULA_NAME CANConstruction-PT-020-UpperBounds-07
FORMULA_NAME CANConstruction-PT-020-UpperBounds-08
FORMULA_NAME CANConstruction-PT-020-UpperBounds-09
FORMULA_NAME CANConstruction-PT-020-UpperBounds-10
FORMULA_NAME CANConstruction-PT-020-UpperBounds-11
FORMULA_NAME CANConstruction-PT-020-UpperBounds-12
FORMULA_NAME CANConstruction-PT-020-UpperBounds-13
FORMULA_NAME CANConstruction-PT-020-UpperBounds-14
FORMULA_NAME CANConstruction-PT-020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748547472271

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANConstruction-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-05-29 19:37:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-29 19:37:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:37:55] [INFO ] Load time of PNML (sax parser for PT used): 357 ms
[2025-05-29 19:37:55] [INFO ] Transformed 1042 places.
[2025-05-29 19:37:55] [INFO ] Transformed 1760 transitions.
[2025-05-29 19:37:55] [INFO ] Parsed PT model containing 1042 places and 1760 transitions and 5200 arcs in 640 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 1760 rows 1042 cols
[2025-05-29 19:37:55] [INFO ] Computed 41 invariants in 100 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (29 resets) in 146 ms. (68 steps per ms)
FORMULA CANConstruction-PT-020-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (4 resets) in 52 ms. (377 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-05-29 19:37:56] [INFO ] Invariant cache hit.
[2025-05-29 19:37:56] [INFO ] [Real]Absence check using 21 positive place invariants in 52 ms returned sat
[2025-05-29 19:37:56] [INFO ] [Real]Absence check using 21 positive and 20 generalized place invariants in 16 ms returned sat
[2025-05-29 19:37:57] [INFO ] [Real]Absence check using state equation in 988 ms returned sat
[2025-05-29 19:37:58] [INFO ] State equation strengthened by 780 read => feed constraints.
[2025-05-29 19:37:58] [INFO ] [Real]Added 780 Read/Feed constraints in 132 ms returned sat
[2025-05-29 19:37:58] [INFO ] Solution in real domain found non-integer solution.
[2025-05-29 19:37:58] [INFO ] [Nat]Absence check using 21 positive place invariants in 43 ms returned sat
[2025-05-29 19:37:58] [INFO ] [Nat]Absence check using 21 positive and 20 generalized place invariants in 12 ms returned sat
[2025-05-29 19:37:59] [INFO ] [Nat]Absence check using state equation in 780 ms returned sat
[2025-05-29 19:37:59] [INFO ] [Nat]Added 780 Read/Feed constraints in 121 ms returned sat
[2025-05-29 19:37:59] [INFO ] Computed and/alt/rep : 1680/3220/1680 causal constraints (skipped 60 transitions) in 241 ms.
[2025-05-29 19:38:00] [INFO ] Added : 8 causal constraints over 2 iterations in 655 ms. Result :sat
Minimization took 610 ms.
[2025-05-29 19:38:01] [INFO ] [Real]Absence check using 21 positive place invariants in 46 ms returned sat
[2025-05-29 19:38:01] [INFO ] [Real]Absence check using 21 positive and 20 generalized place invariants in 16 ms returned sat
[2025-05-29 19:38:01] [INFO ] [Real]Absence check using state equation in 689 ms returned sat
[2025-05-29 19:38:02] [INFO ] [Real]Added 780 Read/Feed constraints in 138 ms returned sat
[2025-05-29 19:38:02] [INFO ] Solution in real domain found non-integer solution.
[2025-05-29 19:38:02] [INFO ] [Nat]Absence check using 21 positive place invariants in 30 ms returned sat
[2025-05-29 19:38:02] [INFO ] [Nat]Absence check using 21 positive and 20 generalized place invariants in 10 ms returned sat
[2025-05-29 19:38:03] [INFO ] [Nat]Absence check using state equation in 645 ms returned sat
[2025-05-29 19:38:03] [INFO ] [Nat]Added 780 Read/Feed constraints in 93 ms returned sat
[2025-05-29 19:38:03] [INFO ] Computed and/alt/rep : 1680/3220/1680 causal constraints (skipped 60 transitions) in 153 ms.
[2025-05-29 19:38:03] [INFO ] Added : 11 causal constraints over 3 iterations in 578 ms. Result :sat
Minimization took 601 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 1042 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1042/1042 places, 1760/1760 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 0 with 140 rules applied. Total rules applied 140 place count 1042 transition count 1620
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 1 with 140 rules applied. Total rules applied 280 place count 902 transition count 1620
Discarding 359 places :
Symmetric choice reduction at 2 with 359 rule applications. Total rules 639 place count 543 transition count 902
Iterating global reduction 2 with 359 rules applied. Total rules applied 998 place count 543 transition count 902
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 1038 place count 523 transition count 882
Free-agglomeration rule applied 38 times.
Iterating global reduction 2 with 38 rules applied. Total rules applied 1076 place count 523 transition count 844
Reduce places removed 38 places and 0 transitions.
Iterating post reduction 2 with 38 rules applied. Total rules applied 1114 place count 485 transition count 844
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 1116 place count 485 transition count 844
Applied a total of 1116 rules in 413 ms. Remains 485 /1042 variables (removed 557) and now considering 844/1760 (removed 916) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 431 ms. Remains : 485/1042 places, 844/1760 transitions.
// Phase 1: matrix 844 rows 485 cols
[2025-05-29 19:38:04] [INFO ] Computed 41 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (7402 resets) in 4596 ms. (217 steps per ms)
FORMULA CANConstruction-PT-020-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANConstruction-PT-020-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (372 resets) in 937 ms. (1066 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
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 )
[2025-05-29 19:38:10] [INFO ] Flatten gal took : 152 ms
[2025-05-29 19:38:11] [INFO ] Flatten gal took : 69 ms
[2025-05-29 19:38:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13111569385004014304.gal : 45 ms
[2025-05-29 19:38:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5137648143690740963.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13111569385004014304.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5137648143690740963.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

ITS tools runner thread asked to quit. Dying gracefully.
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 16530 ms.

BK_STOP 1748547491466

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -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="CANConstruction-PT-020"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is CANConstruction-PT-020, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r041-smll-174853822500023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-020.tgz
mv CANConstruction-PT-020 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;