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.r096-smll-177946996400042.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 gold2025
Input is DatabaseWithMutex-PT-20, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r096-smll-177946996400042
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 436K Mar 5 14:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.9M Mar 5 14:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 550K Mar 5 14:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.6M Mar 5 14:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 274K Mar 15 08:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 873K Mar 15 08:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 177K Mar 15 08:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 657K Mar 15 08:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 449K Mar 5 14:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.9M Mar 5 14:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 828K Mar 5 14:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.0M Mar 5 14:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 32K Mar 15 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 76K Mar 15 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.7M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779525416238

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DatabaseWithMutex-PT-20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-23 08:36:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 08:36:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 08:36:58] [INFO ] Load time of PNML (sax parser for PT used): 497 ms
[2026-05-23 08:36:58] [INFO ] Transformed 3260 places.
[2026-05-23 08:36:58] [INFO ] Transformed 3200 transitions.
[2026-05-23 08:36:58] [INFO ] Found NUPN structural information;
[2026-05-23 08:36:58] [INFO ] Parsed PT model containing 3260 places and 3200 transitions and 23200 arcs in 698 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 800 transitions
Trivial Post-agglo rules discarded 800 transitions
Performed 800 trivial Post agglomeration. Transition count delta: 800
Iterating post reduction 0 with 800 rules applied. Total rules applied 800 place count 3260 transition count 2400
Reduce places removed 820 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 800 transitions
Trivial Post-agglo rules discarded 800 transitions
Performed 800 trivial Post agglomeration. Transition count delta: 800
Iterating post reduction 1 with 1620 rules applied. Total rules applied 2420 place count 2440 transition count 1600
Reduce places removed 800 places and 0 transitions.
Iterating post reduction 2 with 800 rules applied. Total rules applied 3220 place count 1640 transition count 1600
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 400 Pre rules applied. Total rules applied 3220 place count 1640 transition count 1200
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 400 places in 4 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 3 with 800 rules applied. Total rules applied 4020 place count 1240 transition count 1200
Applied a total of 4020 rules in 519 ms. Remains 1240 /3260 variables (removed 2020) and now considering 1200/3200 (removed 2000) transitions.
// Phase 1: matrix 1200 rows 1240 cols
[2026-05-23 08:36:59] [INFO ] Computed 440 invariants in 160 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 08:37:31] [INFO ] Performed 85/1240 implicitness test of which 55 returned IMPLICIT in 30 seconds.
[2026-05-23 08:38:02] [INFO ] Performed 153/1240 implicitness test of which 96 returned IMPLICIT in 61 seconds.
[2026-05-23 08:38:32] [INFO ] Performed 223/1240 implicitness test of which 145 returned IMPLICIT in 91 seconds.
[2026-05-23 08:39:02] [INFO ] Performed 291/1240 implicitness test of which 192 returned IMPLICIT in 121 seconds.
[2026-05-23 08:39:33] [INFO ] Performed 408/1240 implicitness test of which 260 returned IMPLICIT in 152 seconds.
[2026-05-23 08:39:39] [INFO ] Implicit Places using invariants in 160225 ms returned [1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 21, 22, 23, 26, 27, 30, 33, 34, 35, 36, 37, 39, 41, 42, 44, 46, 47, 49, 53, 54, 55, 57, 58, 60, 61, 62, 63, 65, 67, 68, 69, 71, 72, 74, 75, 78, 79, 80, 81, 83, 84, 85, 86, 90, 91, 95, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 111, 112, 113, 115, 116, 117, 119, 120, 122, 124, 125, 126, 128, 133, 135, 137, 139, 141, 142, 146, 147, 148, 149, 150, 153, 154, 156, 157, 158, 159, 160, 161, 162, 163, 165, 166, 168, 174, 175, 176, 177, 179, 181, 183, 185, 187, 188, 189, 190, 191, 192, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 209, 210, 211, 214, 215, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 232, 234, 235, 237, 241, 242, 243, 245, 247, 248, 249, 250, 252, 257, 258, 259, 261, 262, 264, 265, 267, 268, 269, 272, 273, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 300, 308, 310, 311, 312, 314, 315, 317, 318, 320, 322, 323, 324, 326, 327, 330, 331, 333, 335, 337, 338, 341, 342, 345, 346, 347, 348, 349, 350, 351, 353, 355, 356, 358, 359, 360, 361, 363, 364, 366, 367, 369, 372, 373, 376, 377, 378, 382, 385, 386, 387, 388, 389, 392, 393, 394, 395, 396, 402, 406, 408, 409, 410, 411, 414, 416, 417, 418, 419, 421, 423, 424]
[2026-05-23 08:39:39] [INFO ] Actually due to overlaps returned [2, 3, 4, 10, 21, 26, 27, 30, 33, 54, 63, 71, 72, 74, 86, 98, 113, 120, 128, 135, 20, 46, 116, 146, 248, 272, 292, 298, 317, 360]
Discarding 30 places :
Implicit Place search using SMT only with invariants took 160285 ms to find 30 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1210/3260 places, 1200/3200 transitions.
Applied a total of 0 rules in 24 ms. Remains 1210 /1210 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 160853 ms. Remains : 1210/3260 places, 1200/3200 transitions.
Discarding 380 transitions out of 1200. Remains 820
Initial state reduction rules removed 20 formulas.
[2026-05-23 08:39:41] [INFO ] Flatten gal took : 864 ms
[2026-05-23 08:39:42] [INFO ] Flatten gal took : 250 ms
RANDOM walk for 33986 steps (8 resets) in 7111 ms. (4 steps per ms) remains 0/800 properties
[2026-05-23 08:39:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11835646244839145064.gal : 148 ms
[2026-05-23 08:39:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5542916605742364011.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11835646244839145064.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5542916605742364011.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 820 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 164155 ms.

BK_STOP 1779525582446

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DatabaseWithMutex-PT-20"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is DatabaseWithMutex-PT-20, 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 r096-smll-177946996400042"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-PT-20.tgz
mv DatabaseWithMutex-PT-20 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 ;