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.r042-smll-174853823000197.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 CANInsertWithFailure-PT-080, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-174853823000197
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 39M
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.4K 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 39M 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 booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748550138404

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANInsertWithFailure-PT-080
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 20:22:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 20:22:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 20:22:22] [INFO ] Load time of PNML (sax parser for PT used): 1600 ms
[2025-05-29 20:22:22] [INFO ] Transformed 13764 places.
[2025-05-29 20:22:22] [INFO ] Transformed 38880 transitions.
[2025-05-29 20:22:22] [INFO ] Parsed PT model containing 13764 places and 38880 transitions and 104000 arcs in 2032 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 13764/13764 places, 38880/38880 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 560 transitions
Trivial Post-agglo rules discarded 560 transitions
Performed 560 trivial Post agglomeration. Transition count delta: 560
Iterating post reduction 0 with 561 rules applied. Total rules applied 561 place count 13763 transition count 38320
Reduce places removed 560 places and 0 transitions.
Iterating post reduction 1 with 560 rules applied. Total rules applied 1121 place count 13203 transition count 38320
Performed 6320 Post agglomeration using F-continuation condition.Transition count delta: 6320
Deduced a syphon composed of 6320 places in 68 ms
Reduce places removed 6320 places and 0 transitions.
Iterating global reduction 2 with 12640 rules applied. Total rules applied 13761 place count 6883 transition count 32000
Applied a total of 13761 rules in 6466 ms. Remains 6883 /13764 variables (removed 6881) and now considering 32000/38880 (removed 6880) transitions.
[2025-05-29 20:22:29] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
// Phase 1: matrix 25838 rows 6883 cols
[2025-05-29 20:22:35] [INFO ] Computed 82 invariants in 6391 ms
[2025-05-29 20:22:55] [INFO ] Implicit Places using invariants in 26244 ms returned []
Implicit Place search using SMT only with invariants took 26332 ms to find 0 implicit places.
Running 31920 sub problems to find dead transitions.
[2025-05-29 20:22:56] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
[2025-05-29 20:22:56] [INFO ] Invariant cache hit.
[2025-05-29 20:22:56] [INFO ] State equation strengthened by 19118 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6882 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 31920 unsolved
SMT process timed out in 140177ms, After SMT, problems are : Problem set: 0 solved, 31920 unsolved
Search for dead transitions found 0 dead transitions in 140841ms
Starting structural reductions in LIVENESS mode, iteration 1 : 6883/13764 places, 32000/38880 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 173915 ms. Remains : 6883/13764 places, 32000/38880 transitions.
Discarding 18880 transitions out of 32000. Remains 13120
Initial state reduction rules removed 80 formulas.
RANDOM walk for 40000 steps (98 resets) in 7808 ms. (5 steps per ms) remains 4728/13040 properties
BEST_FIRST walk for 124 steps (0 resets) in 31 ms. (3 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 28 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 19 ms. (6 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 26 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 26 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 32 ms. (3 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 25 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 44 ms. (2 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 22 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 22 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 29 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 21 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 41 ms. (2 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 38 ms. (3 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 16 ms. (7 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 20 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 20 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 26 ms. (4 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 20 ms. (5 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4728/4728 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4728/4728 properties
[2025-05-29 20:25:19] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
[2025-05-29 20:25:19] [INFO ] Invariant cache hit.
[2025-05-29 20:25:20] [INFO ] State equation strengthened by 19118 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3889/32721 variables, and 0 constraints, problems are : Problem set: 0 solved, 4728 unsolved in 5128 ms.
Refiners :[Positive P Invariants (semi-flows): 0/80 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6883 constraints, ReadFeed: 0/19118 constraints, PredecessorRefiner: 4728/4728 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4728 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3889/32721 variables, and 0 constraints, problems are : Problem set: 0 solved, 4728 unsolved in 5126 ms.
Refiners :[Positive P Invariants (semi-flows): 0/80 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/6883 constraints, ReadFeed: 0/19118 constraints, PredecessorRefiner: 0/4728 constraints, Known Traps: 0/0 constraints]
After SMT, in 29150ms problems are : Problem set: 0 solved, 4728 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3889 out of 6883 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6883/6883 places, 32000/32000 transitions.
Partial Free-agglomeration rule applied 2679 times.
Drop transitions (Partial Free agglomeration) removed 2679 transitions
Iterating global reduction 0 with 2679 rules applied. Total rules applied 2679 place count 6883 transition count 32000
Applied a total of 2679 rules in 2032 ms. Remains 6883 /6883 variables (removed 0) and now considering 32000/32000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2036 ms. Remains : 6883/6883 places, 32000/32000 transitions.
RANDOM walk for 1299784 steps (3021 resets) in 102718 ms. (12 steps per ms) remains 0/4728 properties
Able to resolve query QuasiLiveness after proving 13120 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 240313 ms.
ITS solved all properties within timeout

BK_STOP 1748550380929

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CANInsertWithFailure-PT-080"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 CANInsertWithFailure-PT-080, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r042-smll-174853823000197"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-080.tgz
mv CANInsertWithFailure-PT-080 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;