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.r014-tall-174853743300107.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 Anderson-PT-07, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743300107
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 868K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K 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 7.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 461K 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 1748542267160

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-07
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 18:11:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 18:11:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:11:08] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2025-05-29 18:11:08] [INFO ] Transformed 309 places.
[2025-05-29 18:11:08] [INFO ] Transformed 917 transitions.
[2025-05-29 18:11:08] [INFO ] Found NUPN structural information;
[2025-05-29 18:11:08] [INFO ] Parsed PT model containing 309 places and 917 transitions and 3500 arcs in 204 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 309/309 places, 917/917 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 0 place count 309 transition count 875
Deduced a syphon composed of 42 places in 4 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 84 place count 267 transition count 875
Applied a total of 84 rules in 59 ms. Remains 267 /309 variables (removed 42) and now considering 875/917 (removed 42) transitions.
// Phase 1: matrix 875 rows 267 cols
[2025-05-29 18:11:08] [INFO ] Computed 17 invariants in 55 ms
[2025-05-29 18:11:09] [INFO ] Implicit Places using invariants in 705 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 735 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 266/309 places, 875/917 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 266 transition count 826
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 1 with 49 rules applied. Total rules applied 98 place count 217 transition count 826
Applied a total of 98 rules in 13 ms. Remains 217 /266 variables (removed 49) and now considering 826/875 (removed 49) transitions.
// Phase 1: matrix 826 rows 217 cols
[2025-05-29 18:11:09] [INFO ] Computed 16 invariants in 9 ms
[2025-05-29 18:11:09] [INFO ] Implicit Places using invariants in 378 ms returned []
[2025-05-29 18:11:09] [INFO ] Invariant cache hit.
[2025-05-29 18:11:10] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-05-29 18:11:10] [INFO ] Implicit Places using invariants and state equation in 1165 ms returned []
Implicit Place search using SMT with State Equation took 1545 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 217/309 places, 826/917 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2369 ms. Remains : 217/309 places, 826/917 transitions.
Initial state reduction rules removed 7 formulas.
RANDOM walk for 40000 steps (8 resets) in 2740 ms. (14 steps per ms) remains 230/819 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 230/230 properties
BEST_FIRST walk for 401 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 401 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 400 steps (8 resets) in 20 ms. (19 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 400 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/230 properties
[2025-05-29 18:11:12] [INFO ] Invariant cache hit.
[2025-05-29 18:11:12] [INFO ] State equation strengthened by 77 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 88/88 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (OVERLAPS) 129/217 variables, 8/97 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 129/226 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 7/233 constraints. Problems are: Problem set: 0 solved, 230 unsolved
[2025-05-29 18:11:14] [INFO ] Deduced a trap composed of 53 places in 168 ms of which 15 ms to minimize.
[2025-05-29 18:11:15] [INFO ] Deduced a trap composed of 108 places in 256 ms of which 2 ms to minimize.
[2025-05-29 18:11:15] [INFO ] Deduced a trap composed of 61 places in 157 ms of which 2 ms to minimize.
[2025-05-29 18:11:15] [INFO ] Deduced a trap composed of 123 places in 265 ms of which 14 ms to minimize.
[2025-05-29 18:11:15] [INFO ] Deduced a trap composed of 59 places in 132 ms of which 2 ms to minimize.
[2025-05-29 18:11:15] [INFO ] Deduced a trap composed of 75 places in 144 ms of which 2 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 116 places in 157 ms of which 2 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 98 places in 144 ms of which 2 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 119 places in 135 ms of which 2 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 75 places in 161 ms of which 2 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 59 places in 116 ms of which 1 ms to minimize.
[2025-05-29 18:11:16] [INFO ] Deduced a trap composed of 48 places in 129 ms of which 1 ms to minimize.
[2025-05-29 18:11:17] [INFO ] Deduced a trap composed of 96 places in 131 ms of which 1 ms to minimize.
[2025-05-29 18:11:17] [INFO ] Deduced a trap composed of 81 places in 123 ms of which 2 ms to minimize.
[2025-05-29 18:11:17] [INFO ] Deduced a trap composed of 52 places in 168 ms of which 5 ms to minimize.
[2025-05-29 18:11:17] [INFO ] Deduced a trap composed of 76 places in 130 ms of which 2 ms to minimize.
[2025-05-29 18:11:17] [INFO ] Deduced a trap composed of 74 places in 118 ms of which 1 ms to minimize.
SMT process timed out in 5683ms, After SMT, problems are : Problem set: 0 solved, 230 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 88 out of 217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 217/217 places, 826/826 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 189 transition count 798
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 189 transition count 798
Applied a total of 56 rules in 46 ms. Remains 189 /217 variables (removed 28) and now considering 798/826 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 189/217 places, 798/826 transitions.
RANDOM walk for 4000000 steps (8 resets) in 34822 ms. (114 steps per ms) remains 33/230 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1116 ms. (358 steps per ms) remains 32/33 properties
BEST_FIRST walk for 400003 steps (8 resets) in 890 ms. (448 steps per ms) remains 31/32 properties
BEST_FIRST walk for 400002 steps (8 resets) in 907 ms. (440 steps per ms) remains 30/31 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1015 ms. (393 steps per ms) remains 29/30 properties
BEST_FIRST walk for 400003 steps (8 resets) in 681 ms. (586 steps per ms) remains 28/29 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1127 ms. (354 steps per ms) remains 27/28 properties
BEST_FIRST walk for 400001 steps (8 resets) in 645 ms. (619 steps per ms) remains 26/27 properties
BEST_FIRST walk for 400004 steps (8 resets) in 792 ms. (504 steps per ms) remains 25/26 properties
BEST_FIRST walk for 400002 steps (8 resets) in 655 ms. (609 steps per ms) remains 24/25 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1163 ms. (343 steps per ms) remains 21/24 properties
BEST_FIRST walk for 400004 steps (8 resets) in 697 ms. (573 steps per ms) remains 20/21 properties
BEST_FIRST walk for 400004 steps (8 resets) in 686 ms. (582 steps per ms) remains 19/20 properties
BEST_FIRST walk for 400003 steps (8 resets) in 1066 ms. (374 steps per ms) remains 17/19 properties
BEST_FIRST walk for 400003 steps (8 resets) in 733 ms. (544 steps per ms) remains 16/17 properties
BEST_FIRST walk for 400003 steps (8 resets) in 568 ms. (702 steps per ms) remains 15/16 properties
BEST_FIRST walk for 400002 steps (8 resets) in 570 ms. (700 steps per ms) remains 14/15 properties
BEST_FIRST walk for 400003 steps (8 resets) in 589 ms. (677 steps per ms) remains 12/14 properties
BEST_FIRST walk for 400004 steps (8 resets) in 518 ms. (770 steps per ms) remains 11/12 properties
BEST_FIRST walk for 400002 steps (8 resets) in 679 ms. (588 steps per ms) remains 10/11 properties
BEST_FIRST walk for 400001 steps (8 resets) in 488 ms. (817 steps per ms) remains 9/10 properties
BEST_FIRST walk for 400002 steps (8 resets) in 485 ms. (823 steps per ms) remains 8/9 properties
BEST_FIRST walk for 400002 steps (8 resets) in 475 ms. (840 steps per ms) remains 6/8 properties
BEST_FIRST walk for 400003 steps (8 resets) in 412 ms. (968 steps per ms) remains 5/6 properties
BEST_FIRST walk for 400003 steps (8 resets) in 456 ms. (875 steps per ms) remains 4/5 properties
BEST_FIRST walk for 400001 steps (8 resets) in 388 ms. (1028 steps per ms) remains 3/4 properties
BEST_FIRST walk for 400001 steps (8 resets) in 349 ms. (1142 steps per ms) remains 2/3 properties
BEST_FIRST walk for 171877 steps (3 resets) in 372 ms. (460 steps per ms) remains 0/2 properties
Able to resolve query QuasiLiveness after proving 826 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 25499 ms.
ITS solved all properties within timeout

BK_STOP 1748542293891

--------------------
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="Anderson-PT-07"
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 Anderson-PT-07, 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 r014-tall-174853743300107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-07.tgz
mv Anderson-PT-07 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 ;