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.r128-smll-177955743900132.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 EGFr-PT-02010, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-177955743900132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 8.2K Mar 7 04:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 7 04:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 7 04:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 04:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.6K Mar 15 09:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 15 09:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 09:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 04:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 7 04:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K Mar 7 04:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Mar 7 04:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 59K 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 1779571547929

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=EGFr-PT-02010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-23 21:25:50] [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 21:25:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 21:25:50] [INFO ] Load time of PNML (sax parser for PT used): 119 ms
[2026-05-23 21:25:50] [INFO ] Transformed 40 places.
[2026-05-23 21:25:50] [INFO ] Transformed 68 transitions.
[2026-05-23 21:25:50] [INFO ] Found NUPN structural information;
[2026-05-23 21:25:50] [INFO ] Parsed PT model containing 40 places and 68 transitions and 338 arcs in 347 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 40/40 places, 68/68 transitions.
Applied a total of 0 rules in 14 ms. Remains 40 /40 variables (removed 0) and now considering 68/68 (removed 0) transitions.
[2026-05-23 21:25:51] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
// Phase 1: matrix 39 rows 40 cols
[2026-05-23 21:25:51] [INFO ] Computed 20 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 21:25:51] [INFO ] Implicit Places using invariants in 450 ms returned []
[2026-05-23 21:25:51] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
[2026-05-23 21:25:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 21:25:51] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-23 21:25:51] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 791 ms to find 0 implicit places.
Running 65 sub problems to find dead transitions.
[2026-05-23 21:25:51] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
[2026-05-23 21:25:51] [INFO ] Invariant cache hit.
[2026-05-23 21:25:51] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 65 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:52] [INFO ] Deduced a trap composed of 2 places in 97 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:52] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 3 ms to minimize.
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:52] [INFO ] Deduced a trap composed of 2 places in 48 ms of which 3 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:52] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 3 ms to minimize.
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:53] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:53] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 21:25:53] [INFO ] Deduced a trap composed of 2 places in 41 ms of which 2 ms to minimize.
Problem TDEAD33 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 7/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/107 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 19/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/79 variables, 0/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 126 constraints, problems are : Problem set: 9 solved, 56 unsolved in 3057 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 40/40 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 56 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 19/58 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 7/65 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/65 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 1/40 variables, 1/66 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 1/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 39/79 variables, 40/107 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 19/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 56/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 182 constraints, problems are : Problem set: 15 solved, 50 unsolved in 2196 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 40/40 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 56/65 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5396ms problems are : Problem set: 15 solved, 50 unsolved
Search for dead transitions found 15 dead transitions in 5419ms
Found 15 dead transitions using SMT.
FORMULA QuasiLiveness FALSE TECHNIQUES STRUCTURAL_REDUCTION
Total runtime 6716 ms.

BK_STOP 1779571557377

--------------------
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="EGFr-PT-02010"
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 EGFr-PT-02010, 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 r128-smll-177955743900132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/EGFr-PT-02010.tgz
mv EGFr-PT-02010 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 ;