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.r056-smll-177946902900043.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 itstools
Input is Champagne-PT-H06T2O, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-smll-177946902900043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 8.3K Mar 6 10:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 6 10:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 6 10:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 10:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 10:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 6 10:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 10:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 6 10:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 203K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1779472952295

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Champagne-PT-H06T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-22 18:02:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 18:02:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:02:35] [INFO ] Load time of PNML (sax parser for PT used): 251 ms
[2026-05-22 18:02:35] [INFO ] Transformed 759 places.
[2026-05-22 18:02:35] [INFO ] Transformed 928 transitions.
[2026-05-22 18:02:35] [INFO ] Found NUPN structural information;
[2026-05-22 18:02:35] [INFO ] Parsed PT model containing 759 places and 928 transitions and 2145 arcs in 504 ms.
Graph (trivial) has 792 edges and 759 vertex of which 394 / 759 are part of one of the 20 SCC in 22 ms
Free SCC test removed 374 places
Structural test allowed to assert that 553 places are NOT stable. Took 70 ms.
Ensure Unique test removed 408 transitions
Reduce redundant transitions removed 408 transitions.
[2026-05-22 18:02:36] [INFO ] Flatten gal took : 237 ms
[2026-05-22 18:02:36] [INFO ] Flatten gal took : 140 ms
[2026-05-22 18:02:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4645500848967051026.gal : 92 ms
[2026-05-22 18:02:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3991016180846332191.prop : 5 ms
RANDOM walk for 40000 steps (218 resets) in 4399 ms. (9 steps per ms) remains 20/206 properties
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4645500848967051026.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3991016180846332191.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 20/20 properties

its-reach command run as :
BEST_FIRST walk for 4003 steps (8 resets) in 60 ms. (65 steps per ms) remains 20/20 properties

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
Loading property file /tmp/ReachabilityCardinality3991016180846332191.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
[2026-05-22 18:02:37] [INFO ] Flow matrix only has 501 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11909550107510340073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3687911947201382338.kers'
[2026-05-22 18:02:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11909550107510340073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3687911947201382338.kers]
Normalized transition count is 500 out of 501 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 500 rows 385 cols 1289 entries
Finished phase 1 with 365 SingleSign rule and 0 generalized
[2026-05-22 18:02:37] [INFO ] Computed 20 invariants in 4 ms
Computed 20 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3687911947201382338.kers
Total runtime 7 ms.
[2026-05-22 18:02:37] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,206 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,206 properties remain. new max is 8
SDD size :5 after 8
SDD proceeding with computation,206 properties remain. new max is 16
SDD size :8 after 24
SDD proceeding with computation,206 properties remain. new max is 32
SDD size :24 after 210
SDD proceeding with computation,206 properties remain. new max is 64
SDD size :210 after 1686
SDD proceeding with computation,206 properties remain. new max is 128
SDD size :1686 after 16936
SDD proceeding with computation,206 properties remain. new max is 256
SDD size :16936 after 32890
Invariant property smplace_78 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,191 properties remain. new max is 256
SDD size :32890 after 61368
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_35 does not hold.
SDD proceeding with computation,184 properties remain. new max is 256
SDD size :61368 after 64761
Invariant property smplace_54 does not hold.
Invariant property smplace_53 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_51 does not hold.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
SDD proceeding with computation,177 properties remain. new max is 256
SDD size :64761 after 67305
Invariant property smplace_83 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_67 does not hold.
Invariant property smplace_66 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_62 does not hold.
Invariant property smplace_61 does not hold.
SDD proceeding with computation,168 properties remain. new max is 256
SDD size :67305 after 87131
Invariant property smplace_82 does not hold.
SDD proceeding with computation,167 properties remain. new max is 256
SDD size :87131 after 103353
SDD proceeding with computation,167 properties remain. new max is 512
SDD size :103353 after 104153
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,167 properties remain. new max is 1024
SDD size :104153 after 112849
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,167 properties remain. new max is 2048
SDD size :112849 after 151237
SDD proceeding with computation,167 properties remain. new max is 4096
SDD size :151237 after 510124
At refinement iteration 2 (OVERLAPS) 365/385 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,167 properties remain. new max is 8192
SDD size :510124 after 1.26456e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/385 variables, 365/405 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/385 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_99 does not hold.
Invariant property smplace_98 does not hold.
SDD proceeding with computation,163 properties remain. new max is 8192
SDD size :1.26456e+06 after 2.36882e+07
At refinement iteration 5 (OVERLAPS) 500/885 variables, 385/790 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/885 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 1/886 variables, 1/791 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,163 properties remain. new max is 16384
SDD size :2.36882e+07 after 3.25013e+07
At refinement iteration 8 (INCLUDED_ONLY) 0/886 variables, 0/791 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/886 variables, 0/791 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 886/886 variables, and 791 constraints, problems are : Problem set: 0 solved, 20 unsolved in 3859 ms.
Refiners :[Domain max(s): 385/385 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 385/385 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 365/385 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/385 variables, 365/405 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/385 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 500/885 variables, 385/790 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/885 variables, 20/810 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Invariant property smplace_141 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
SDD proceeding with computation,158 properties remain. new max is 16384
SDD size :3.25013e+07 after 4.17967e+09
At refinement iteration 7 (INCLUDED_ONLY) 0/885 variables, 0/810 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 1/886 variables, 1/811 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Invariant property smplace_166 does not hold.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
Invariant property smplace_140 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
SDD proceeding with computation,140 properties remain. new max is 16384
SDD size :4.17967e+09 after 9.43415e+10
At refinement iteration 9 (INCLUDED_ONLY) 0/886 variables, 0/811 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/886 variables, 0/811 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
Error getting values : (error "Timeout of Z3 solver reached")
After SMT solving in domain Int declared 886/886 variables, and 811 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5027 ms.
Refiners :[Domain max(s): 385/385 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 385/385 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9112ms problems are : Problem set: 0 solved, 20 unsolved
Fused 20 Parikh solutions to 2 different solutions.
Finished Parikh walk after 100 steps, including 0 resets, run visited all 20 properties in 7 ms. (steps per millisecond=14 )
Parikh walk visited 20 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 208 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 12202 ms.

BK_STOP 1779472966955

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -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="Champagne-PT-H06T2O"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Champagne-PT-H06T2O, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r056-smll-177946902900043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H06T2O.tgz
mv Champagne-PT-H06T2O execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;