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.r112-tall-177955701200417.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)
................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is DLCround-PT-13a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-tall-177955701200417
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 6.2K Mar 6 17:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 6 17:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 6 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 6 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 17:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 6 17:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 6 17:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 6 17:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 987K 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 1779629931760

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-13a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 13:38:53] [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]
[2026-05-24 13:38:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:38:53] [INFO ] Load time of PNML (sax parser for PT used): 178 ms
[2026-05-24 13:38:53] [INFO ] Transformed 463 places.
[2026-05-24 13:38:53] [INFO ] Transformed 3847 transitions.
[2026-05-24 13:38:53] [INFO ] Found NUPN structural information;
[2026-05-24 13:38:53] [INFO ] Parsed PT model containing 463 places and 3847 transitions and 15089 arcs in 287 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 463/463 places, 3847/3847 transitions.
Graph (trivial) has 304 edges and 463 vertex of which 64 / 463 are part of one of the 18 SCC in 4 ms
Free SCC test removed 46 places
Ensure Unique test removed 962 transitions
Reduce isomorphic transitions removed 962 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 417 transition count 2881
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 413 transition count 2881
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 5 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 45 place count 395 transition count 2863
Ensure Unique test removed 294 transitions
Reduce isomorphic transitions removed 294 transitions.
Iterating post reduction 2 with 294 rules applied. Total rules applied 339 place count 395 transition count 2569
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -48
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 347 place count 391 transition count 2617
Applied a total of 347 rules in 140 ms. Remains 391 /463 variables (removed 72) and now considering 2617/3847 (removed 1230) transitions.
[2026-05-24 13:38:53] [INFO ] Flow matrix only has 144 transitions (discarded 2473 similar events)
// Phase 1: matrix 144 rows 391 cols
[2026-05-24 13:38:53] [INFO ] Computed 312 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:56] [INFO ] Implicit Places using invariants in 2682 ms returned [97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390]
Discarding 294 places :
Ensure Unique test removed 2406 transitions
Reduce isomorphic transitions removed 2406 transitions.
Implicit Place search using SMT only with invariants took 2725 ms to find 294 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 97/463 places, 211/3847 transitions.
Graph (trivial) has 210 edges and 97 vertex of which 96 / 97 are part of one of the 18 SCC in 1 ms
Free SCC test removed 78 places
Ensure Unique test removed 192 transitions
Reduce isomorphic transitions removed 192 transitions.
Applied a total of 1 rules in 2 ms. Remains 19 /97 variables (removed 78) and now considering 19/211 (removed 192) transitions.
[2026-05-24 13:38:56] [INFO ] Flow matrix only has 2 transitions (discarded 17 similar events)
// Phase 1: matrix 2 rows 19 cols
[2026-05-24 13:38:56] [INFO ] Computed 18 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:56] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 13:38:56] [INFO ] Flow matrix only has 2 transitions (discarded 17 similar events)
[2026-05-24 13:38:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 13:38:56] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 19/463 places, 19/3847 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2938 ms. Remains : 19/463 places, 19/3847 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/18 properties
[2026-05-24 13:38:56] [INFO ] Flatten gal took : 112 ms
[2026-05-24 13:38:56] [INFO ] Flatten gal took : 2 ms
[2026-05-24 13:38:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7455574766306991581.gal : 3 ms
[2026-05-24 13:38:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10396359674273985155.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7455574766306991581.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10396359674273985155.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 19 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 3483 ms.

BK_STOP 1779629936600

--------------------
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="DLCround-PT-13a"
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 DLCround-PT-13a, 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 r112-tall-177955701200417"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-13a.tgz
mv DLCround-PT-13a 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 ;