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.r024-smll-177946789500082.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 AutonomousCar-PT-09a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r024-smll-177946789500082
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.1K Mar 5 16:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 5 16:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 5 16:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 5 16:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 07:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 07:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Mar 5 16:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 5 16:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 5 16:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 5 16:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:22 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 781K 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 1779472969162

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutonomousCar-PT-09a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-22 18:02:51] [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]
[2026-05-22 18:02:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:02:52] [INFO ] Load time of PNML (sax parser for PT used): 419 ms
[2026-05-22 18:02:52] [INFO ] Transformed 89 places.
[2026-05-22 18:02:52] [INFO ] Transformed 1249 transitions.
[2026-05-22 18:02:52] [INFO ] Found NUPN structural information;
[2026-05-22 18:02:52] [INFO ] Parsed PT model containing 89 places and 1249 transitions and 15631 arcs in 687 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 89/89 places, 1249/1249 transitions.
Ensure Unique test removed 345 transitions
Reduce isomorphic transitions removed 345 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 355 rules applied. Total rules applied 355 place count 89 transition count 894
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 365 place count 79 transition count 894
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 369 place count 77 transition count 892
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 371 place count 76 transition count 892
Applied a total of 371 rules in 164 ms. Remains 76 /89 variables (removed 13) and now considering 892/1249 (removed 357) transitions.
[2026-05-22 18:02:52] [INFO ] Flow matrix only has 891 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2145510287540407498.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15800112010181663154.kers'
[2026-05-22 18:02:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2145510287540407498.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15800112010181663154.kers]
Normalized transition count is 890 out of 891 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 890 rows 75 cols 12324 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-22 18:02:53] [INFO ] Computed 14 invariants in 7 ms
Computed 14 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-15800112010181663154.kers
Total runtime 11 ms.
[2026-05-22 18:02:54] [INFO ] Implicit Places using invariants in 1545 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1598 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 75/89 places, 892/1249 transitions.
Applied a total of 0 rules in 27 ms. Remains 75 /75 variables (removed 0) and now considering 892/892 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1828 ms. Remains : 75/89 places, 892/1249 transitions.
Discarding 49 transitions out of 892. Remains 843
Initial state reduction rules removed 1 formulas.
[2026-05-22 18:02:56] [INFO ] Flatten gal took : 842 ms
[2026-05-22 18:02:57] [INFO ] Flatten gal took : 345 ms
[2026-05-22 18:02:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12060780684754410175.gal : 190 ms
[2026-05-22 18:02:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14599717604153985682.prop : 56 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/ReachabilityCardinality12060780684754410175.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14599717604153985682.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...330
RANDOM walk for 40000 steps (2538 resets) in 10410 ms. (3 steps per ms) remains 564/842 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 564/564 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 564/564 properties
[2026-05-22 18:02:58] [INFO ] Flow matrix only has 891 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13007068098645865709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13751761894103597594.kers'
[2026-05-22 18:02:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13007068098645865709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13751761894103597594.kers]
Normalized transition count is 890 out of 891 initially.
Culled 0 columns in 3 ms.
// Phase 1: matrix 890 rows 75 cols 12324 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-22 18:02:58] [INFO ] Computed 13 invariants in 11 ms
Computed 13 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-13751761894103597594.kers
Total runtime 15 ms.
[2026-05-22 18:02:58] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality14599717604153985682.prop.
Reachability property qltransition_861 is true.
Reachability property qltransition_825 is true.
Reachability property qltransition_789 is true.
Reachability property qltransition_753 is true.
Reachability property qltransition_726 is true.
Reachability property qltransition_717 is true.
Reachability property qltransition_708 is true.
Reachability property qltransition_690 is true.
Reachability property qltransition_654 is true.
Reachability property qltransition_618 is true.
Reachability property qltransition_582 is true.
Reachability property qltransition_211 is true.
SDD proceeding with computation,830 properties remain. new max is 2
SDD size :1 after 9
Reachability property qltransition_762 is true.
Reachability property qltransition_744 is true.
SDD proceeding with computation,828 properties remain. new max is 2
SDD size :9 after 39
SDD proceeding with computation,828 properties remain. new max is 4
SDD size :39 after 41
SDD proceeding with computation,828 properties remain. new max is 8
SDD size :41 after 43
Reachability property qltransition_699 is true.
Reachability property qltransition_681 is true.
SDD proceeding with computation,826 properties remain. new max is 8
SDD size :43 after 207
SDD proceeding with computation,826 properties remain. new max is 16
SDD size :207 after 217
SDD proceeding with computation,826 properties remain. new max is 32
SDD size :217 after 225
Reachability property qltransition_798 is true.
Reachability property qltransition_780 is true.
SDD proceeding with computation,824 properties remain. new max is 32
SDD size :225 after 1131
Reachability property qltransition_663 is true.
Reachability property qltransition_645 is true.
SDD proceeding with computation,822 properties remain. new max is 32
SDD size :1131 after 5239
SDD proceeding with computation,822 properties remain. new max is 64
SDD size :5239 after 5809
Reachability property qltransition_862 is true.
Reachability property qltransition_844 is true.
Reachability property qltransition_834 is true.
Reachability property qltransition_826 is true.
Reachability property qltransition_816 is true.
Reachability property qltransition_808 is true.
Reachability property qltransition_790 is true.
Reachability property qltransition_772 is true.
Reachability property qltransition_754 is true.
Reachability property qltransition_736 is true.
Reachability property qltransition_718 is true.
Reachability property qltransition_691 is true.
Reachability property qltransition_673 is true.
Reachability property qltransition_655 is true.
Reachability property qltransition_637 is true.
Reachability property qltransition_619 is true.
Reachability property qltransition_583 is true.
Reachability property qltransition_231 is true.
Reachability property qltransition_230 is true.
Reachability property qltransition_229 is true.
Reachability property qltransition_228 is true.
Reachability property qltransition_227 is true.
Reachability property qltransition_226 is true.
Reachability property qltransition_225 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_221 is true.
Reachability property qltransition_220 is true.
Reachability property qltransition_219 is true.
Reachability property qltransition_218 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_215 is true.
Reachability property qltransition_214 is true.
Reachability property qltransition_213 is true.
Reachability property qltransition_212 is true.
Reachability property qltransition_210 is true.
Reachability property qltransition_209 is true.
Reachability property qltransition_208 is true.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 564 unsolved
Reachability property qltransition_207 is true.
Reachability property qltransition_206 is true.
Reachability property qltransition_205 is true.
Reachability property qltransition_204 is true.
Reachability property qltransition_203 is true.
Reachability property qltransition_202 is true.
Reachability property qltransition_201 is true.
Reachability property qltransition_200 is true.
Reachability property qltransition_199 is true.
Reachability property qltransition_198 is true.
Reachability property qltransition_197 is true.
Reachability property qltransition_196 is true.
Reachability property qltransition_195 is true.
Reachability property qltransition_194 is true.
Reachability property qltransition_193 is true.
Reachability property qltransition_192 is true.
Reachability property qltransition_191 is true.
Reachability property qltransition_190 is true.
Reachability property qltransition_189 is true.
Reachability property qltransition_188 is true.
Reachability property qltransition_187 is true.
Reachability property qltransition_186 is true.
Reachability property qltransition_185 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_183 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
Reachability property qltransition_177 is true.
Reachability property qltransition_176 is true.
Reachability property qltransition_175 is true.
Reachability property qltransition_174 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_171 is true.
Reachability property qltransition_170 is true.
Reachability property qltransition_169 is true.
Reachability property qltransition_168 is true.
SDD proceeding with computation,742 properties remain. new max is 64
SDD size :5809 after 249461
Reachability property qltransition_799 is true.
Reachability property qltransition_781 is true.
Reachability property qltransition_763 is true.
Reachability property qltransition_745 is true.
Reachability property qltransition_727 is true.
Reachability property qltransition_709 is true.
Reachability property qltransition_700 is true.
Reachability property qltransition_682 is true.
Reachability property qltransition_664 is true.
Reachability property qltransition_646 is true.
SDD proceeding with computation,732 properties remain. new max is 64
SDD size :249461 after 281419
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 45 solved, 519 unsolved
At refinement iteration 2 (OVERLAPS) 17/73 variables, 12/68 constraints. Problems are: Problem set: 45 solved, 519 unsolved
SMT process timed out in 6839ms, After SMT, problems are : Problem set: 45 solved, 519 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 56 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 892/892 transitions.
Graph (complete) has 1003 edges and 75 vertex of which 73 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.24 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 165 ms. Remains 73 /75 variables (removed 2) and now considering 890/892 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 73/75 places, 890/892 transitions.
Reachability property qltransition_863 is true.
Reachability property qltransition_845 is true.
Reachability property qltransition_835 is true.
Reachability property qltransition_827 is true.
Reachability property qltransition_817 is true.
Reachability property qltransition_809 is true.
Reachability property qltransition_791 is true.
Reachability property qltransition_773 is true.
Reachability property qltransition_755 is true.
Reachability property qltransition_737 is true.
Reachability property qltransition_719 is true.
Reachability property qltransition_692 is true.
Reachability property qltransition_674 is true.
Reachability property qltransition_656 is true.
Reachability property qltransition_638 is true.
Reachability property qltransition_620 is true.
Reachability property qltransition_584 is true.
SDD proceeding with computation,715 properties remain. new max is 64
SDD size :281419 after 991859
Reachability property qltransition_800 is true.
Reachability property qltransition_782 is true.
Reachability property qltransition_764 is true.
Reachability property qltransition_746 is true.
Reachability property qltransition_728 is true.
Reachability property qltransition_710 is true.
Reachability property qltransition_701 is true.
Reachability property qltransition_683 is true.
Reachability property qltransition_665 is true.
Reachability property qltransition_647 is true.
SDD proceeding with computation,705 properties remain. new max is 64
SDD size :991859 after 1.02444e+06
Reachability property qltransition_864 is true.
Reachability property qltransition_846 is true.
Reachability property qltransition_836 is true.
Reachability property qltransition_828 is true.
Reachability property qltransition_818 is true.
Reachability property qltransition_810 is true.
Reachability property qltransition_792 is true.
Reachability property qltransition_774 is true.
Reachability property qltransition_756 is true.
Reachability property qltransition_738 is true.
Reachability property qltransition_729 is true.
Reachability property qltransition_720 is true.
Reachability property qltransition_711 is true.
Reachability property qltransition_693 is true.
Reachability property qltransition_675 is true.
Reachability property qltransition_657 is true.
Reachability property qltransition_639 is true.
Reachability property qltransition_621 is true.
Reachability property qltransition_585 is true.
SDD proceeding with computation,686 properties remain. new max is 64
SDD size :1.02444e+06 after 1.73461e+06
Reachability property qltransition_801 is true.
Reachability property qltransition_783 is true.
Reachability property qltransition_765 is true.
Reachability property qltransition_747 is true.
Reachability property qltransition_702 is true.
Reachability property qltransition_684 is true.
Reachability property qltransition_666 is true.
Reachability property qltransition_648 is true.
SDD proceeding with computation,678 properties remain. new max is 64
SDD size :1.73461e+06 after 1.76952e+06
Reachability property qltransition_865 is true.
Reachability property qltransition_847 is true.
Reachability property qltransition_837 is true.
Reachability property qltransition_829 is true.
Reachability property qltransition_819 is true.
Reachability property qltransition_811 is true.
Reachability property qltransition_793 is true.
Reachability property qltransition_775 is true.
Reachability property qltransition_766 is true.
Reachability property qltransition_757 is true.
Reachability property qltransition_748 is true.
Reachability property qltransition_739 is true.
Reachability property qltransition_730 is true.
Reachability property qltransition_721 is true.
Reachability property qltransition_712 is true.
Reachability property qltransition_694 is true.
Reachability property qltransition_676 is true.
Reachability property qltransition_658 is true.
Reachability property qltransition_640 is true.
Reachability property qltransition_622 is true.
Reachability property qltransition_586 is true.
SDD proceeding with computation,657 properties remain. new max is 64
SDD size :1.76952e+06 after 2.47722e+06
Reachability property qltransition_802 is true.
Reachability property qltransition_784 is true.
Reachability property qltransition_703 is true.
Reachability property qltransition_685 is true.
Reachability property qltransition_667 is true.
Reachability property qltransition_649 is true.
RANDOM walk for 2798487 steps (178039 resets) in 120004 ms. (23 steps per ms) remains 59/519 properties
SDD proceeding with computation,651 properties remain. new max is 64
SDD size :2.47722e+06 after 2.51234e+06
BEST_FIRST walk for 400004 steps (1266 resets) in 1250 ms. (319 steps per ms) remains 58/59 properties
BEST_FIRST walk for 400003 steps (1277 resets) in 1377 ms. (290 steps per ms) remains 56/58 properties
BEST_FIRST walk for 400004 steps (1291 resets) in 1044 ms. (382 steps per ms) remains 53/56 properties
BEST_FIRST walk for 400003 steps (1267 resets) in 826 ms. (483 steps per ms) remains 51/53 properties
BEST_FIRST walk for 400004 steps (1374 resets) in 858 ms. (465 steps per ms) remains 50/51 properties
BEST_FIRST walk for 400004 steps (1363 resets) in 1118 ms. (357 steps per ms) remains 50/50 properties
BEST_FIRST walk for 400004 steps (1485 resets) in 1056 ms. (378 steps per ms) remains 50/50 properties
BEST_FIRST walk for 400004 steps (1490 resets) in 988 ms. (404 steps per ms) remains 49/50 properties
BEST_FIRST walk for 400004 steps (1490 resets) in 869 ms. (459 steps per ms) remains 48/49 properties
BEST_FIRST walk for 400002 steps (1481 resets) in 900 ms. (443 steps per ms) remains 46/48 properties
BEST_FIRST walk for 400004 steps (1289 resets) in 849 ms. (470 steps per ms) remains 45/46 properties
Reachability property qltransition_866 is true.
BEST_FIRST walk for 400004 steps (1292 resets) in 1084 ms. (368 steps per ms) remains 43/45 properties
Reachability property qltransition_848 is true.
Reachability property qltransition_838 is true.
BEST_FIRST walk for 400004 steps (1484 resets) in 1095 ms. (364 steps per ms) remains 43/43 properties
BEST_FIRST walk for 400004 steps (1487 resets) in 1106 ms. (361 steps per ms) remains 42/43 properties
Reachability property qltransition_830 is true.
Reachability property qltransition_820 is true.
BEST_FIRST walk for 400004 steps (1282 resets) in 948 ms. (421 steps per ms) remains 42/42 properties
Reachability property qltransition_812 is true.
BEST_FIRST walk for 400004 steps (1270 resets) in 897 ms. (445 steps per ms) remains 40/42 properties
Reachability property qltransition_794 is true.
Reachability property qltransition_776 is true.
Reachability property qltransition_767 is true.
Reachability property qltransition_758 is true.
Reachability property qltransition_749 is true.
Reachability property qltransition_740 is true.
Reachability property qltransition_731 is true.
Reachability property qltransition_722 is true.
Reachability property qltransition_713 is true.
BEST_FIRST walk for 400004 steps (1484 resets) in 962 ms. (415 steps per ms) remains 40/40 properties
Reachability property qltransition_695 is true.
Reachability property qltransition_677 is true.
BEST_FIRST walk for 400004 steps (1487 resets) in 919 ms. (434 steps per ms) remains 39/40 properties
BEST_FIRST walk for 400004 steps (1282 resets) in 926 ms. (431 steps per ms) remains 37/39 properties
Reachability property qltransition_659 is true.
Reachability property qltransition_641 is true.
BEST_FIRST walk for 400004 steps (1478 resets) in 844 ms. (473 steps per ms) remains 37/37 properties
BEST_FIRST walk for 400004 steps (1483 resets) in 830 ms. (481 steps per ms) remains 36/37 properties
BEST_FIRST walk for 400003 steps (1501 resets) in 969 ms. (412 steps per ms) remains 36/36 properties
BEST_FIRST walk for 400003 steps (1496 resets) in 939 ms. (425 steps per ms) remains 35/36 properties
BEST_FIRST walk for 400004 steps (1298 resets) in 860 ms. (464 steps per ms) remains 35/35 properties
BEST_FIRST walk for 400004 steps (1499 resets) in 1052 ms. (379 steps per ms) remains 35/35 properties
BEST_FIRST walk for 400003 steps (1481 resets) in 992 ms. (402 steps per ms) remains 34/35 properties
Reachability property qltransition_623 is true.
BEST_FIRST walk for 400003 steps (1284 resets) in 944 ms. (423 steps per ms) remains 33/34 properties
BEST_FIRST walk for 400004 steps (1289 resets) in 891 ms. (448 steps per ms) remains 32/33 properties
BEST_FIRST walk for 400004 steps (1486 resets) in 824 ms. (484 steps per ms) remains 32/32 properties
BEST_FIRST walk for 400004 steps (1489 resets) in 821 ms. (486 steps per ms) remains 30/32 properties
BEST_FIRST walk for 400004 steps (1368 resets) in 804 ms. (496 steps per ms) remains 30/30 properties
BEST_FIRST walk for 400003 steps (1297 resets) in 854 ms. (467 steps per ms) remains 28/30 properties
BEST_FIRST walk for 400004 steps (1305 resets) in 869 ms. (459 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (1490 resets) in 867 ms. (460 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (1468 resets) in 799 ms. (500 steps per ms) remains 27/28 properties
BEST_FIRST walk for 400003 steps (1386 resets) in 854 ms. (467 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (1302 resets) in 850 ms. (470 steps per ms) remains 27/27 properties
Reachability property qltransition_587 is true.
SDD proceeding with computation,630 properties remain. new max is 64
SDD size :2.51234e+06 after 3.22072e+06
BEST_FIRST walk for 400004 steps (1490 resets) in 877 ms. (455 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (1477 resets) in 841 ms. (475 steps per ms) remains 26/27 properties
BEST_FIRST walk for 400004 steps (1287 resets) in 863 ms. (462 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (1361 resets) in 870 ms. (459 steps per ms) remains 26/26 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2702353931995141729.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1042192453640084251.kers'
[2026-05-22 18:03:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2702353931995141729.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1042192453640084251.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 890 rows 73 cols 12321 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-22 18:03:47] [INFO ] Computed 11 invariants in 6 ms
Computed 11 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1042192453640084251.kers
Total runtime 9 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 42/67 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 42/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 2/69 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 2/80 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_803 is true.
Reachability property qltransition_785 is true.
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_704 is true.
Reachability property qltransition_686 is true.
At refinement iteration 8 (OVERLAPS) 890/959 variables, 69/149 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_668 is true.
Reachability property qltransition_650 is true.
At refinement iteration 9 (INCLUDED_ONLY) 0/959 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 26 unsolved
SDD proceeding with computation,624 properties remain. new max is 64
SDD size :3.22072e+06 after 3.25482e+06
At refinement iteration 10 (INCLUDED_ONLY) 0/959 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 11 (OVERLAPS) 4/963 variables, 4/154 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/963 variables, 4/158 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/963 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (OVERLAPS) 0/963 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 963/963 variables, and 158 constraints, problems are : Problem set: 0 solved, 26 unsolved in 7229 ms.
Refiners :[Domain max(s): 73/73 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 73/73 constraints, PredecessorRefiner: 26/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 42/67 variables, 10/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 42/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 2/69 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 2/80 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 890/959 variables, 69/149 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/959 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_867 is true.
Reachability property qltransition_849 is true.
Reachability property qltransition_839 is true.
Reachability property qltransition_831 is true.
Reachability property qltransition_821 is true.
Reachability property qltransition_813 is true.
At refinement iteration 10 (INCLUDED_ONLY) 0/959 variables, 6/156 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_795 is true.
Reachability property qltransition_777 is true.
Reachability property qltransition_768 is true.
Reachability property qltransition_759 is true.
Reachability property qltransition_750 is true.
Reachability property qltransition_741 is true.
Reachability property qltransition_732 is true.
Reachability property qltransition_723 is true.
Reachability property qltransition_714 is true.
Reachability property qltransition_705 is true.
Reachability property qltransition_696 is true.
Reachability property qltransition_687 is true.
Reachability property qltransition_678 is true.
Reachability property qltransition_660 is true.
At refinement iteration 11 (INCLUDED_ONLY) 0/959 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_642 is true.
At refinement iteration 12 (OVERLAPS) 4/963 variables, 4/160 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/963 variables, 4/164 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/963 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Reachability property qltransition_624 is true.
At refinement iteration 15 (OVERLAPS) 0/963 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 963/963 variables, and 164 constraints, problems are : Problem set: 0 solved, 26 unsolved in 12037 ms.
Refiners :[Domain max(s): 73/73 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 73/73 constraints, PredecessorRefiner: 26/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 19360ms problems are : Problem set: 0 solved, 26 unsolved
Fused 26 Parikh solutions to 16 different solutions.
Parikh walk visited 0 properties in 1677 ms.
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 890/890 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 73 transition count 889
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 72 transition count 880
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 71 transition count 879
Applied a total of 12 rules in 255 ms. Remains 71 /73 variables (removed 2) and now considering 879/890 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 255 ms. Remains : 71/73 places, 879/890 transitions.
Reachability property qltransition_588 is true.
SDD proceeding with computation,601 properties remain. new max is 64
SDD size :3.25482e+06 after 3.96451e+06
Reachability property qltransition_804 is true.
Reachability property qltransition_786 is true.
Reachability property qltransition_669 is true.
Reachability property qltransition_651 is true.
SDD proceeding with computation,597 properties remain. new max is 64
SDD size :3.96451e+06 after 3.99723e+06
RANDOM walk for 4000000 steps (258658 resets) in 61811 ms. (64 steps per ms) remains 17/26 properties
BEST_FIRST walk for 400004 steps (1282 resets) in 616 ms. (648 steps per ms) remains 16/17 properties
BEST_FIRST walk for 400004 steps (1267 resets) in 728 ms. (548 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1264 resets) in 669 ms. (597 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1490 resets) in 686 ms. (582 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1254 resets) in 613 ms. (651 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1509 resets) in 620 ms. (644 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1247 resets) in 649 ms. (615 steps per ms) remains 15/16 properties
BEST_FIRST walk for 400004 steps (1478 resets) in 694 ms. (575 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400004 steps (1262 resets) in 738 ms. (541 steps per ms) remains 15/15 properties
BEST_FIRST walk for 400004 steps (1500 resets) in 618 ms. (646 steps per ms) remains 15/15 properties
Reachability property qltransition_868 is true.
BEST_FIRST walk for 400004 steps (1245 resets) in 704 ms. (567 steps per ms) remains 14/15 properties
BEST_FIRST walk for 400004 steps (1489 resets) in 571 ms. (699 steps per ms) remains 14/14 properties
BEST_FIRST walk for 400004 steps (1266 resets) in 633 ms. (630 steps per ms) remains 14/14 properties
Reachability property qltransition_850 is true.
Reachability property qltransition_840 is true.
BEST_FIRST walk for 400004 steps (1506 resets) in 620 ms. (644 steps per ms) remains 14/14 properties
BEST_FIRST walk for 400004 steps (1272 resets) in 675 ms. (591 steps per ms) remains 14/14 properties
BEST_FIRST walk for 400004 steps (1350 resets) in 673 ms. (593 steps per ms) remains 14/14 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-904921328779675788.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-473564265170813474.kers'
[2026-05-22 18:04:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-904921328779675788.kers, --Pflows, --basisKERS=/tmp/petrispot-output-473564265170813474.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 879 rows 70 cols 12249 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-22 18:04:29] [INFO ] Computed 11 invariants in 7 ms
Computed 11 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-473564265170813474.kers
Total runtime 10 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 36/53 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 36/61 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 868/921 variables, 53/114 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_832 is true.
Reachability property qltransition_822 is true.
Reachability property qltransition_814 is true.
Reachability property qltransition_805 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/921 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 29/950 variables, 18/132 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/950 variables, 18/150 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/950 variables, 3/153 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_796 is true.
Reachability property qltransition_787 is true.
Reachability property qltransition_778 is true.
Reachability property qltransition_769 is true.
Reachability property qltransition_760 is true.
Reachability property qltransition_751 is true.
Reachability property qltransition_742 is true.
Reachability property qltransition_733 is true.
Reachability property qltransition_724 is true.
At refinement iteration 10 (INCLUDED_ONLY) 0/950 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_715 is true.
Reachability property qltransition_706 is true.
At refinement iteration 11 (INCLUDED_ONLY) 0/950 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_697 is true.
Reachability property qltransition_688 is true.
Reachability property qltransition_679 is true.
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/950 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 950/950 variables, and 154 constraints, problems are : Problem set: 0 solved, 14 unsolved in 2272 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 71/71 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 36/53 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 36/61 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 868/921 variables, 53/114 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_661 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/921 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Reachability property qltransition_643 is true.
At refinement iteration 7 (INCLUDED_ONLY) 0/921 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 29/950 variables, 18/133 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/950 variables, 18/151 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/950 variables, 3/154 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/950 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/950 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 0/950 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 950/950 variables, and 155 constraints, problems are : Problem set: 0 solved, 14 unsolved in 2774 ms.
Refiners :[Domain max(s): 71/71 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 71/71 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 5130ms problems are : Problem set: 0 solved, 14 unsolved
Fused 14 Parikh solutions to 8 different solutions.
Reachability property qltransition_625 is true.
Reachability property qltransition_589 is true.
SDD proceeding with computation,572 properties remain. new max is 64
SDD size :3.99723e+06 after 4.71517e+06
Parikh walk visited 0 properties in 5448 ms.
Support contains 17 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 879/879 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 69 transition count 859
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 69 transition count 859
Free-agglomeration rule applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 69 transition count 856
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 37 place count 66 transition count 829
Applied a total of 37 rules in 127 ms. Remains 66 /71 variables (removed 5) and now considering 829/879 (removed 50) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 66/71 places, 829/879 transitions.
Reachability property qltransition_670 is true.
Reachability property qltransition_652 is true.
SDD proceeding with computation,570 properties remain. new max is 64
SDD size :4.71517e+06 after 4.73966e+06
Reachability property qltransition_869 is true.
Reachability property qltransition_851 is true.
Reachability property qltransition_841 is true.
RANDOM walk for 4000000 steps (184527 resets) in 61099 ms. (65 steps per ms) remains 6/14 properties
Reachability property qltransition_833 is true.
Reachability property qltransition_823 is true.
Reachability property qltransition_815 is true.
Reachability property qltransition_806 is true.
Reachability property qltransition_797 is true.
Reachability property qltransition_788 is true.
Reachability property qltransition_779 is true.
Reachability property qltransition_770 is true.
Reachability property qltransition_761 is true.
Reachability property qltransition_752 is true.
Reachability property qltransition_743 is true.
Reachability property qltransition_734 is true.
Reachability property qltransition_725 is true.
Reachability property qltransition_716 is true.
Reachability property qltransition_707 is true.
Reachability property qltransition_698 is true.
Reachability property qltransition_689 is true.
Reachability property qltransition_680 is true.
BEST_FIRST walk for 4000004 steps (12623 resets) in 6029 ms. (663 steps per ms) remains 5/6 properties
Reachability property qltransition_662 is true.
Reachability property qltransition_644 is true.
BEST_FIRST walk for 4000003 steps (11524 resets) in 5798 ms. (689 steps per ms) remains 4/5 properties
BEST_FIRST walk for 4000004 steps (11458 resets) in 5931 ms. (674 steps per ms) remains 3/4 properties
Reachability property qltransition_626 is true.
BEST_FIRST walk for 4000004 steps (12318 resets) in 5804 ms. (689 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-15933249190745110570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9966674292776598418.kers'
[2026-05-22 18:05:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15933249190745110570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9966674292776598418.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 829 rows 65 cols 11969 entries
Finished phase 1 with 55 SingleSign rule and 0 generalized
[2026-05-22 18:05:02] [INFO ] Computed 11 invariants in 7 ms
Computed 11 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9966674292776598418.kers
Total runtime 9 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 789/801 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/801 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 94/895 variables, 54/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/895 variables, 10/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/895 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/895 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/895 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 895/895 variables, and 78 constraints, problems are : Problem set: 0 solved, 1 unsolved in 628 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 66/66 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 789/801 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/801 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 94/895 variables, 54/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/895 variables, 10/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/895 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/895 variables, 4/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/895 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/895 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 895/895 variables, and 82 constraints, problems are : Problem set: 0 solved, 1 unsolved in 860 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 66/66 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 1522ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 829/829 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 59 transition count 759
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 59 transition count 759
Free-agglomeration rule applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 19 place count 59 transition count 754
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 0 with 50 rules applied. Total rules applied 69 place count 54 transition count 709
Applied a total of 69 rules in 99 ms. Remains 54 /66 variables (removed 12) and now considering 709/829 (removed 120) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 54/66 places, 709/829 transitions.
Reachability property qltransition_590 is true.
SDD proceeding with computation,545 properties remain. new max is 64
SDD size :4.73966e+06 after 5.45884e+06
Reachability property qltransition_671 is true.
Reachability property qltransition_653 is true.
SDD proceeding with computation,543 properties remain. new max is 64
SDD size :5.45884e+06 after 5.48225e+06
Reachability property qltransition_890 is true.
Reachability property qltransition_842 is true.
Reachability property qltransition_824 is true.
SDD proceeding with computation,540 properties remain. new max is 64
SDD size :5.48225e+06 after 6.19519e+06
SDD proceeding with computation,540 properties remain. new max is 128
SDD size :6.19519e+06 after 6.20791e+06
Reachability property qltransition_887 is true.
Reachability property qltransition_886 is true.
Reachability property qltransition_885 is true.
Reachability property qltransition_884 is true.
Reachability property qltransition_883 is true.
Reachability property qltransition_882 is true.
Reachability property qltransition_881 is true.
Reachability property qltransition_880 is true.
Reachability property qltransition_878 is true.
Reachability property qltransition_877 is true.
Reachability property qltransition_876 is true.
Reachability property qltransition_875 is true.
Reachability property qltransition_874 is true.
Reachability property qltransition_873 is true.
Reachability property qltransition_872 is true.
Reachability property qltransition_871 is true.
Reachability property qltransition_870 is true.
Reachability property qltransition_860 is true.
Reachability property qltransition_859 is true.
Reachability property qltransition_858 is true.
Reachability property qltransition_857 is true.
Reachability property qltransition_856 is true.
Reachability property qltransition_855 is true.
Reachability property qltransition_854 is true.
Reachability property qltransition_853 is true.
Reachability property qltransition_852 is true.
Reachability property qltransition_635 is true.
Reachability property qltransition_634 is true.
Reachability property qltransition_633 is true.
Reachability property qltransition_632 is true.
Reachability property qltransition_631 is true.
Reachability property qltransition_630 is true.
Reachability property qltransition_629 is true.
Reachability property qltransition_628 is true.
Reachability property qltransition_627 is true.
Reachability property qltransition_617 is true.
Reachability property qltransition_616 is true.
Reachability property qltransition_615 is true.
Reachability property qltransition_614 is true.
Reachability property qltransition_613 is true.
Reachability property qltransition_612 is true.
Reachability property qltransition_611 is true.
Reachability property qltransition_610 is true.
Reachability property qltransition_609 is true.
Reachability property qltransition_608 is true.
Reachability property qltransition_607 is true.
Reachability property qltransition_606 is true.
Reachability property qltransition_605 is true.
Reachability property qltransition_604 is true.
Reachability property qltransition_603 is true.
Reachability property qltransition_602 is true.
Reachability property qltransition_601 is true.
Reachability property qltransition_295 is true.
Reachability property qltransition_294 is true.
Reachability property qltransition_293 is true.
Reachability property qltransition_292 is true.
Reachability property qltransition_291 is true.
RANDOM walk for 4000000 steps (24983 resets) in 58690 ms. (68 steps per ms) remains 1/1 properties
Reachability property qltransition_290 is true.
Reachability property qltransition_289 is true.
BEST_FIRST walk for 4000004 steps (18738 resets) in 5482 ms. (729 steps per ms) remains 1/1 properties
Reachability property qltransition_288 is true.
Finished probabilistic random walk after 141332 steps, run visited all 1 properties in 764 ms. (steps per millisecond=184 )
Probabilistic random walk after 141332 steps, saw 20489 distinct states, run finished after 771 ms. (steps per millisecond=183 ) properties seen :1
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 843 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 149044 ms.

BK_STOP 1779473121053

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="AutonomousCar-PT-09a"
export BK_EXAMINATION="QuasiLiveness"
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 AutonomousCar-PT-09a, 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 r024-smll-177946789500082"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-09a.tgz
mv AutonomousCar-PT-09a 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 ;