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.r152-tall-177961077400253.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 GPUForwardProgress-PT-08b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r152-tall-177961077400253
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 5.5K Mar 7 11:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 7 11:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 11:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 11:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 11:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 167K Mar 7 11:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 7 11:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 11:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:35 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 46K 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 1779700910184

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=GPUForwardProgress-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-25 09:21:51] [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]
[2026-05-25 09:21:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:21:51] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2026-05-25 09:21:51] [INFO ] Transformed 188 places.
[2026-05-25 09:21:51] [INFO ] Transformed 197 transitions.
[2026-05-25 09:21:51] [INFO ] Found NUPN structural information;
[2026-05-25 09:21:51] [INFO ] Parsed PT model containing 188 places and 197 transitions and 477 arcs in 143 ms.
Graph (trivial) has 170 edges and 188 vertex of which 7 / 188 are part of one of the 1 SCC in 5 ms
Free SCC test removed 6 places
Structural test allowed to assert that 89 places are NOT stable. Took 20 ms.
Ensure Unique test removed 7 transitions
Reduce redundant transitions removed 7 transitions.
[2026-05-25 09:21:51] [INFO ] Flatten gal took : 44 ms
[2026-05-25 09:21:51] [INFO ] Flatten gal took : 23 ms
[2026-05-25 09:21:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16270272209267264491.gal : 12 ms
[2026-05-25 09:21:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8115102221033980492.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16270272209267264491.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8115102221033980492.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (517 resets) in 1541 ms. (25 steps per ms) remains 3/99 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8115102221033980492.prop.
SDD proceeding with computation,99 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,99 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,99 properties remain. new max is 16
SDD size :10 after 17
SDD proceeding with computation,99 properties remain. new max is 32
SDD size :17 after 73
SDD proceeding with computation,99 properties remain. new max is 64
SDD size :73 after 4175
SDD proceeding with computation,99 properties remain. new max is 128
SDD size :4175 after 2.1346e+06
BEST_FIRST walk for 40004 steps (85 resets) in 206 ms. (193 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (81 resets) in 100 ms. (396 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (81 resets) in 104 ms. (380 steps per ms) remains 2/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8180020555488436339.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-267045859263427728.kers'
[2026-05-25 09:21:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8180020555488436339.kers, --Pflows, --basisKERS=/tmp/petrispot-output-267045859263427728.kers]
Normalized transition count is 189 out of 190 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 189 rows 181 cols 459 entries
Finished phase 1 with 171 SingleSign rule and 1 generalized
[2026-05-25 09:21:52] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-267045859263427728.kers
Total runtime 1 ms.
[2026-05-25 09:21:52] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 54/56 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 54/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 124/180 variables, 7/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 124/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/181 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/181 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 189/370 variables, 181/372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/370 variables, 0/372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/371 variables, 1/373 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/371 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/371 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/372 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/372 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/372 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 372/372 variables, and 375 constraints, problems are : Problem set: 0 solved, 2 unsolved in 388 ms.
Refiners :[Domain max(s): 182/182 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 54/56 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 54/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 124/180 variables, 7/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 124/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/181 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/181 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Invariant property smplace_177 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_145 does not hold.
Invariant property smplace_127 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_55 does not hold.
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_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_30 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
SDD proceeding with computation,65 properties remain. new max is 128
SDD size :2.56152e+08 after 5.08929e+08
At refinement iteration 11 (OVERLAPS) 189/370 variables, 181/372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/370 variables, 2/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 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.
Invariant property smplace_84 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_72 does not hold.
Invariant property smplace_71 does not hold.
Invariant property smplace_70 does not hold.
Invariant property smplace_69 does not hold.
Invariant property smplace_68 does not hold.
Invariant property smplace_66 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_64 does not hold.
SDD proceeding with computation,41 properties remain. new max is 128
SDD size :5.08929e+08 after 5.62669e+08
At refinement iteration 13 (INCLUDED_ONLY) 0/370 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/371 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/371 variables, 1/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/371 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 1/372 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/372 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/372 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 372/372 variables, and 377 constraints, problems are : Problem set: 0 solved, 2 unsolved in 439 ms.
Refiners :[Domain max(s): 182/182 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 182/182 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 883ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 87 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=87 )
Parikh walk visited 2 properties in 5 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 101 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 1785 ms.

BK_STOP 1779700913150

--------------------
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="GPUForwardProgress-PT-08b"
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 GPUForwardProgress-PT-08b, 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 r152-tall-177961077400253"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-08b.tgz
mv GPUForwardProgress-PT-08b 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 ;