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.r207-tall-177969919700063.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 ParamProductionCell-PT-5, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r207-tall-177969919700063
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 608K
-rw-r--r-- 1 mcc users 10K Mar 8 08:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 8 08:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 8 08:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 8 08:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.1K Mar 16 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 16 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 16 08:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 08:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 8 08:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 8 08:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 8 08:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 174K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-00
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-01
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-02
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-03
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-04
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-05
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-06
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-07
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-08
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-09
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-10
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-11
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-12
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-13
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-14
FORMULA_NAME ParamProductionCell-PT-5-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779719591034

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ParamProductionCell-PT-5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 14:33:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 14:33:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 14:33:12] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2026-05-25 14:33:12] [INFO ] Transformed 231 places.
[2026-05-25 14:33:12] [INFO ] Transformed 202 transitions.
[2026-05-25 14:33:12] [INFO ] Found NUPN structural information;
[2026-05-25 14:33:12] [INFO ] Parsed PT model containing 231 places and 202 transitions and 846 arcs in 170 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA ParamProductionCell-PT-5-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-5-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-5-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-5-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ParamProductionCell-PT-5-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 202 rows 231 cols
[2026-05-25 14:33:12] [INFO ] Computed 59 invariants in 19 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 43 ms. (227 steps per ms)
FORMULA ParamProductionCell-PT-5-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ParamProductionCell-PT-5-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 22 ms. (434 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-25 14:33:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 14:33:12] [INFO ] [Real]Absence check using 35 positive place invariants in 26 ms returned sat
[2026-05-25 14:33:12] [INFO ] [Real]Absence check using 35 positive and 24 generalized place invariants in 8 ms returned sat
[2026-05-25 14:33:12] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2026-05-25 14:33:12] [INFO ] State equation strengthened by 68 read => feed constraints.
[2026-05-25 14:33:13] [INFO ] [Real]Added 68 Read/Feed constraints in 67 ms returned sat
[2026-05-25 14:33:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 14:33:13] [INFO ] [Nat]Absence check using 35 positive place invariants in 14 ms returned sat
[2026-05-25 14:33:13] [INFO ] [Nat]Absence check using 35 positive and 24 generalized place invariants in 10 ms returned sat
[2026-05-25 14:33:13] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2026-05-25 14:33:13] [INFO ] [Nat]Added 68 Read/Feed constraints in 38 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 7 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 7 places in 72 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 7 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 5 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:13] [INFO ] Deduced a trap composed of 16 places in 86 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 7 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 7 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:14] [INFO ] Deduced a trap composed of 10 places in 32 ms of which 2 ms to minimize.
[2026-05-25 14:33:14] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 1332 ms
[2026-05-25 14:33:14] [INFO ] Computed and/alt/rep : 192/512/192 causal constraints (skipped 5 transitions) in 16 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:15] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:15] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 14:33:15] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 3 ms to minimize.
[2026-05-25 14:33:15] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 217 ms
[2026-05-25 14:33:15] [INFO ] Added : 158 causal constraints over 32 iterations in 886 ms. Result :sat
Minimization took 96 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 231 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place A2U_rot2_rs) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 231/231 places, 201/201 transitions.
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 14 Pre rules applied. Total rules applied 0 place count 231 transition count 187
Deduced a syphon composed of 14 places in 3 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 28 place count 217 transition count 187
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 34 place count 211 transition count 181
Iterating global reduction 0 with 6 rules applied. Total rules applied 40 place count 211 transition count 181
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 76 place count 193 transition count 163
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 80 place count 193 transition count 159
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 84 place count 189 transition count 159
Applied a total of 84 rules in 99 ms. Remains 189 /231 variables (removed 42) and now considering 159/201 (removed 42) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 189/231 places, 159/201 transitions.
// Phase 1: matrix 159 rows 189 cols
[2026-05-25 14:33:15] [INFO ] Computed 59 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (322 resets) in 1500 ms. (666 steps per ms)
FORMULA ParamProductionCell-PT-5-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (73 resets) in 642 ms. (1555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-25 14:33:18] [INFO ] Flatten gal took : 42 ms
[2026-05-25 14:33:18] [INFO ] Flatten gal took : 16 ms
[2026-05-25 14:33:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10436714552775324155.gal : 10 ms
[2026-05-25 14:33:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15170834796787112458.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/ReachabilityCardinality10436714552775324155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15170834796787112458.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 5938 ms.

BK_STOP 1779719598280

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ParamProductionCell-PT-5"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ParamProductionCell-PT-5, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r207-tall-177969919700063"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ParamProductionCell-PT-5.tgz
mv ParamProductionCell-PT-5 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;