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-174853823000207.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)
.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is CANInsertWithFailure-PT-100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-174853823000207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 61M
-rw-r--r-- 1 mcc users 11K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 70K 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 30K 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 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K 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 74K 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 60M 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 1748550895440

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-100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 20:34:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 20:34:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 20:35:00] [INFO ] Load time of PNML (sax parser for PT used): 2504 ms
[2025-05-29 20:35:00] [INFO ] Transformed 21204 places.
[2025-05-29 20:35:00] [INFO ] Transformed 60600 transitions.
[2025-05-29 20:35:00] [INFO ] Parsed PT model containing 21204 places and 60600 transitions and 162000 arcs in 2857 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 21204/21204 places, 60600/60600 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 701 rules applied. Total rules applied 701 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1401 place count 20503 transition count 59900
Performed 9900 Post agglomeration using F-continuation condition.Transition count delta: 9900
Deduced a syphon composed of 9900 places in 163 ms
Reduce places removed 9900 places and 0 transitions.
Iterating global reduction 2 with 19800 rules applied. Total rules applied 21201 place count 10603 transition count 50000
Applied a total of 21201 rules in 16887 ms. Remains 10603 /21204 variables (removed 10601) and now considering 50000/60600 (removed 10600) transitions.
[2025-05-29 20:35:17] [INFO ] Flow matrix only has 40298 transitions (discarded 9702 similar events)
// Phase 1: matrix 40298 rows 10603 cols
[2025-05-29 20:35:37] [INFO ] Computed 102 invariants in 20218 ms
[2025-05-29 20:36:11] [INFO ] Performed 436/10603 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-29 20:36:22] [INFO ] Implicit Places using invariants in 64492 ms returned []
Implicit Place search using SMT only with invariants took 64545 ms to find 0 implicit places.
Running 49900 sub problems to find dead transitions.
[2025-05-29 20:36:23] [INFO ] Flow matrix only has 40298 transitions (discarded 9702 similar events)
[2025-05-29 20:36:23] [INFO ] Invariant cache hit.
[2025-05-29 20:36:23] [INFO ] State equation strengthened by 29898 read => feed constraints.
SMT process timed out in 286897ms, After SMT, problems are : Problem set: 0 solved, 49900 unsolved
Search for dead transitions found 0 dead transitions in 287580ms
Starting structural reductions in LIVENESS mode, iteration 1 : 10603/21204 places, 50000/60600 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 369249 ms. Remains : 10603/21204 places, 50000/60600 transitions.
Discarding 29600 transitions out of 50000. Remains 20400
Initial state reduction rules removed 100 formulas.
RANDOM walk for 40000 steps (77 resets) in 9488 ms. (4 steps per ms) remains 8956/20300 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 76 ms. (1 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 45 ms. (2 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 51 ms. (2 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 33 ms. (3 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 662 ms. (0 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 35 ms. (3 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 18 ms. (6 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 16 ms. (7 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 18 ms. (6 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 8956/8956 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 8956/8956 properties
[2025-05-29 20:41:14] [INFO ] Flow matrix only has 40298 transitions (discarded 9702 similar events)
[2025-05-29 20:41:14] [INFO ] Invariant cache hit.
[2025-05-29 20:41:14] [INFO ] State equation strengthened by 29898 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6778/50901 variables, and 0 constraints, problems are : Problem set: 0 solved, 8956 unsolved in 5368 ms.
Refiners :[Positive P Invariants (semi-flows): 0/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10603 constraints, ReadFeed: 0/29898 constraints, PredecessorRefiner: 8956/8956 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8956 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6778/50901 variables, and 0 constraints, problems are : Problem set: 0 solved, 8956 unsolved in 5202 ms.
Refiners :[Positive P Invariants (semi-flows): 0/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10603 constraints, ReadFeed: 0/29898 constraints, PredecessorRefiner: 0/8956 constraints, Known Traps: 0/0 constraints]
After SMT, in 59175ms problems are : Problem set: 0 solved, 8956 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6778 out of 10603 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10603/10603 places, 50000/50000 transitions.
Partial Free-agglomeration rule applied 3447 times.
Drop transitions (Partial Free agglomeration) removed 3447 transitions
Iterating global reduction 0 with 3447 rules applied. Total rules applied 3447 place count 10603 transition count 50000
Applied a total of 3447 rules in 3490 ms. Remains 10603 /10603 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3499 ms. Remains : 10603/10603 places, 50000/50000 transitions.
RANDOM walk for 325655 steps (612 resets) in 120004 ms. (2 steps per ms) remains 10/8956 properties
BEST_FIRST walk for 4000004 steps (61 resets) in 18895 ms. (211 steps per ms) remains 4/10 properties
BEST_FIRST walk for 4000004 steps (59 resets) in 16857 ms. (237 steps per ms) remains 1/4 properties
BEST_FIRST walk for 1775809 steps (25 resets) in 7050 ms. (251 steps per ms) remains 0/1 properties
Able to resolve query QuasiLiveness after proving 20400 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 483617 ms.
ITS solved all properties within timeout

BK_STOP 1748551381495

--------------------
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-100"
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-100, 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-174853823000207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-100.tgz
mv CANInsertWithFailure-PT-100 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 ;