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.r034-tall-177946842000447.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BugTracking-PT-q8m256, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842000447
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 6.0K Mar 5 17:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K Mar 5 17:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 5 17:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 5 17:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 17:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 5 17:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 5 17:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Mar 5 17:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:42 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 16M 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-00
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-01
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-02
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-03
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-04
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-05
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-06
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-07
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-08
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-09
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-10
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-11
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-12
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-13
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-14
FORMULA_NAME BugTracking-PT-q8m256-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779608742938

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q8m256
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 07:45:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 07:45:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 07:45:44] [INFO ] Load time of PNML (sax parser for PT used): 743 ms
[2026-05-24 07:45:44] [INFO ] Transformed 754 places.
[2026-05-24 07:45:44] [INFO ] Transformed 27370 transitions.
[2026-05-24 07:45:45] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 918 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 474 places in 139 ms
Reduce places removed 474 places and 23466 transitions.
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40187 steps (13 resets) in 1449 ms. (27 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 253 ms. (157 steps per ms) remains 1/1 properties
[2026-05-24 07:45:46] [INFO ] Flatten gal took : 398 ms
[2026-05-24 07:45:46] [INFO ] Flatten gal took : 159 ms
[2026-05-24 07:45:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10981386822261036154.gal : 169 ms
[2026-05-24 07:45:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2021681901552269610.prop : 1 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/ReachabilityCardinality10981386822261036154.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2021681901552269610.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 ...329
Loading property file /tmp/ReachabilityCardinality2021681901552269610.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 20
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :20 after 35
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :35 after 84
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :84 after 286
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :286 after 1140
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1140 after 5456
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5456 after 32509
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :32509 after 221815
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :221815 after 1.61056e+06
Interrupted probabilistic random walk after 107844 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 1
Probabilistic random walk after 107844 steps, saw 51801 distinct states, run finished after 3005 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-24 07:45:48] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16504861007614173207.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2797324044152149270.kers'
[2026-05-24 07:45:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16504861007614173207.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2797324044152149270.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3729 rows 280 cols 17780 entries
Finished phase 1 with 270 SingleSign rule and 0 generalized
[2026-05-24 07:45:48] [INFO ] Computed 10 invariants in 10 ms
Computed 10 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-2797324044152149270.kers
Total runtime 14 ms.
[2026-05-24 07:45:49] [INFO ] State equation strengthened by 303 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 29/32 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 637/669 variables, 32/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/669 variables, 35/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/669 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1184/1853 variables, 36/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1853 variables, 95/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1853 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/1858 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1858 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1010/2868 variables, 103/304 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2868 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2868 variables, 50/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2868 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/2870 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2870 variables, 2/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2870 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1052/3922 variables, 45/404 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3922 variables, 1/405 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3922 variables, 103/508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3922 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 9/3931 variables, 2/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3931 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 78/4009 variables, 62/572 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4009 variables, 1/573 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4009 variables, 20/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4009 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/4009 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4009/4009 variables, and 593 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1534 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 280/280 constraints, ReadFeed: 303/303 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 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) 29/32 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 637/669 variables, 32/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/669 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/669 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1184/1853 variables, 36/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1853 variables, 95/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1853 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/1858 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1858 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1010/2868 variables, 103/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2868 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2868 variables, 50/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2868 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2868 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/2870 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2870 variables, 2/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2870 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1052/3922 variables, 45/406 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3922 variables, 1/407 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3922 variables, 103/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3922 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3922 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 9/3931 variables, 2/513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3931 variables, 1/514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3931 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 78/4009 variables, 62/576 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/4009 variables, 1/577 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4009 variables, 20/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/4009 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4009 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 0/4009 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4009/4009 variables, and 598 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3697 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 280/280 constraints, ReadFeed: 303/303 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5384ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 154 ms.
Support contains 3 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 3904/3904 transitions.
Graph (complete) has 4653 edges and 280 vertex of which 278 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.10 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 277 transition count 3871
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 277 transition count 3871
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 275 transition count 3877
Free-agglomeration rule applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 12 place count 275 transition count 3872
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 17 place count 270 transition count 3872
Applied a total of 17 rules in 317 ms. Remains 270 /280 variables (removed 10) and now considering 3872/3904 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 325 ms. Remains : 270/280 places, 3872/3904 transitions.
RANDOM walk for 40270 steps (23 resets) in 322 ms. (124 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 172 ms. (231 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 95269 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 1
Probabilistic random walk after 95269 steps, saw 63261 distinct states, run finished after 3001 ms. (steps per millisecond=31 ) properties seen :0
[2026-05-24 07:45:57] [INFO ] Flow matrix only has 3700 transitions (discarded 172 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2469275273254768267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9751941108626773637.kers'
[2026-05-24 07:45:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2469275273254768267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9751941108626773637.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3700 rows 270 cols 17679 entries
Finished phase 1 with 262 SingleSign rule and 0 generalized
[2026-05-24 07:45:57] [INFO ] Computed 8 invariants in 14 ms
Computed 8 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-9751941108626773637.kers
Total runtime 18 ms.
[2026-05-24 07:45:58] [INFO ] State equation strengthened by 283 read => feed constraints.
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) 24/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 622/649 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/649 variables, 24/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/649 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1048/1697 variables, 28/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1697 variables, 74/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1697 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/1701 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1701 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.61056e+06 after 8.99017e+09
At refinement iteration 11 (OVERLAPS) 1124/2825 variables, 99/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2825 variables, 1/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2825 variables, 62/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2825 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2826 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2826 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2826 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1065/3891 variables, 57/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3891 variables, 2/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3891 variables, 103/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3891 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/3892 variables, 1/482 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3892 variables, 1/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3892 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 78/3970 variables, 57/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3970 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3970 variables, 20/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3970 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/3970 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3970/3970 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1197 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 270/270 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 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) 24/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 622/649 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/649 variables, 24/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/649 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1048/1697 variables, 28/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1697 variables, 74/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1697 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/1701 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1701 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1124/2825 variables, 99/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2825 variables, 1/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2825 variables, 62/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2825 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2826 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2826 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2826 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1065/3891 variables, 57/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3891 variables, 2/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3891 variables, 103/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3891 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/3892 variables, 1/482 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3892 variables, 1/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3892 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 78/3970 variables, 57/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3970 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3970 variables, 20/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3970 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3970 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/3970 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3970/3970 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2439 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 270/270 constraints, ReadFeed: 283/283 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3711ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 60 ms.
Support contains 3 out of 270 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 270/270 places, 3872/3872 transitions.
Applied a total of 0 rules in 86 ms. Remains 270 /270 variables (removed 0) and now considering 3872/3872 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 270/270 places, 3872/3872 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 270/270 places, 3872/3872 transitions.
Applied a total of 0 rules in 61 ms. Remains 270 /270 variables (removed 0) and now considering 3872/3872 (removed 0) transitions.
[2026-05-24 07:46:01] [INFO ] Flow matrix only has 3700 transitions (discarded 172 similar events)
[2026-05-24 07:46:01] [INFO ] Invariant cache hit.
[2026-05-24 07:46:02] [INFO ] Implicit Places using invariants in 358 ms returned []
[2026-05-24 07:46:02] [INFO ] Flow matrix only has 3700 transitions (discarded 172 similar events)
[2026-05-24 07:46:02] [INFO ] Invariant cache hit.
[2026-05-24 07:46:02] [INFO ] State equation strengthened by 283 read => feed constraints.
[2026-05-24 07:46:06] [INFO ] Implicit Places using invariants and state equation in 3987 ms returned []
Implicit Place search using SMT with State Equation took 4357 ms to find 0 implicit places.
[2026-05-24 07:46:06] [INFO ] Redundant transitions in 271 ms returned []
Running 3870 sub problems to find dead transitions.
[2026-05-24 07:46:06] [INFO ] Flow matrix only has 3700 transitions (discarded 172 similar events)
[2026-05-24 07:46:06] [INFO ] Invariant cache hit.
[2026-05-24 07:46:06] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 270/3970 variables, and 8 constraints, problems are : Problem set: 0 solved, 3870 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/270 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 3870/622 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3870 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
Problem TDEAD2645 is UNSAT
Problem TDEAD2646 is UNSAT
Problem TDEAD2647 is UNSAT
Problem TDEAD2648 is UNSAT
Problem TDEAD2649 is UNSAT
Problem TDEAD2650 is UNSAT
Problem TDEAD2651 is UNSAT
Problem TDEAD2652 is UNSAT
Problem TDEAD2653 is UNSAT
Problem TDEAD2654 is UNSAT
Problem TDEAD2655 is UNSAT
Problem TDEAD2656 is UNSAT
Problem TDEAD2657 is UNSAT
Problem TDEAD2658 is UNSAT
Problem TDEAD2659 is UNSAT
Problem TDEAD2660 is UNSAT
Problem TDEAD2661 is UNSAT
Problem TDEAD2662 is UNSAT
Problem TDEAD2663 is UNSAT
Problem TDEAD2664 is UNSAT
Problem TDEAD2670 is UNSAT
Problem TDEAD2671 is UNSAT
Problem TDEAD2672 is UNSAT
Problem TDEAD2673 is UNSAT
Problem TDEAD2674 is UNSAT
Problem TDEAD2675 is UNSAT
Problem TDEAD2676 is UNSAT
Problem TDEAD2677 is UNSAT
Problem TDEAD2682 is UNSAT
Problem TDEAD2683 is UNSAT
Problem TDEAD2684 is UNSAT
Problem TDEAD2685 is UNSAT
Problem TDEAD2686 is UNSAT
Problem TDEAD2687 is UNSAT
Problem TDEAD2688 is UNSAT
Problem TDEAD2689 is UNSAT
Problem TDEAD2690 is UNSAT
Problem TDEAD2691 is UNSAT
Problem TDEAD2692 is UNSAT
Problem TDEAD2693 is UNSAT
Problem TDEAD2698 is UNSAT
Problem TDEAD2699 is UNSAT
Problem TDEAD2700 is UNSAT
Problem TDEAD2701 is UNSAT
Problem TDEAD2702 is UNSAT
Problem TDEAD2703 is UNSAT
Problem TDEAD2704 is UNSAT
Problem TDEAD2705 is UNSAT
Problem TDEAD2706 is UNSAT
Problem TDEAD2707 is UNSAT
Problem TDEAD2708 is UNSAT
Problem TDEAD2709 is UNSAT
Problem TDEAD2710 is UNSAT
Problem TDEAD2711 is UNSAT
Problem TDEAD2712 is UNSAT
Problem TDEAD2713 is UNSAT
Problem TDEAD2717 is UNSAT
Problem TDEAD2718 is UNSAT
Problem TDEAD2719 is UNSAT
Problem TDEAD2720 is UNSAT
Problem TDEAD2721 is UNSAT
Problem TDEAD2722 is UNSAT
Problem TDEAD2723 is UNSAT
Problem TDEAD2724 is UNSAT
Problem TDEAD2725 is UNSAT
Problem TDEAD2726 is UNSAT
Problem TDEAD2727 is UNSAT
Problem TDEAD2728 is UNSAT
Problem TDEAD2733 is UNSAT
Problem TDEAD2734 is UNSAT
Problem TDEAD2735 is UNSAT
Problem TDEAD2736 is UNSAT
Problem TDEAD2737 is UNSAT
Problem TDEAD2738 is UNSAT
Problem TDEAD2739 is UNSAT
Problem TDEAD2740 is UNSAT
Problem TDEAD2741 is UNSAT
Problem TDEAD2742 is UNSAT
Problem TDEAD2743 is UNSAT
Problem TDEAD2744 is UNSAT
Problem TDEAD2745 is UNSAT
Problem TDEAD2746 is UNSAT
Problem TDEAD2747 is UNSAT
Problem TDEAD2748 is UNSAT
Problem TDEAD2752 is UNSAT
Problem TDEAD2753 is UNSAT
Problem TDEAD2754 is UNSAT
Problem TDEAD2755 is UNSAT
Problem TDEAD2756 is UNSAT
Problem TDEAD2757 is UNSAT
Problem TDEAD2758 is UNSAT
Problem TDEAD2759 is UNSAT
Problem TDEAD2760 is UNSAT
Problem TDEAD2761 is UNSAT
Problem TDEAD2762 is UNSAT
Problem TDEAD2763 is UNSAT
Problem TDEAD2768 is UNSAT
Problem TDEAD2769 is UNSAT
Problem TDEAD2770 is UNSAT
Problem TDEAD2771 is UNSAT
Problem TDEAD2772 is UNSAT
Problem TDEAD2773 is UNSAT
Problem TDEAD2774 is UNSAT
Problem TDEAD2775 is UNSAT
Problem TDEAD2776 is UNSAT
Problem TDEAD2777 is UNSAT
Problem TDEAD2778 is UNSAT
Problem TDEAD2779 is UNSAT
Problem TDEAD2780 is UNSAT
Problem TDEAD2781 is UNSAT
Problem TDEAD2782 is UNSAT
Problem TDEAD2783 is UNSAT
Problem TDEAD2787 is UNSAT
Problem TDEAD2788 is UNSAT
Problem TDEAD2789 is UNSAT
Problem TDEAD2790 is UNSAT
Problem TDEAD2791 is UNSAT
Problem TDEAD2792 is UNSAT
Problem TDEAD2793 is UNSAT
Problem TDEAD2794 is UNSAT
Problem TDEAD2795 is UNSAT
Problem TDEAD2796 is UNSAT
Problem TDEAD2797 is UNSAT
Problem TDEAD2798 is UNSAT
Problem TDEAD2803 is UNSAT
Problem TDEAD2804 is UNSAT
Problem TDEAD2805 is UNSAT
Problem TDEAD2806 is UNSAT
Problem TDEAD2807 is UNSAT
Problem TDEAD2808 is UNSAT
Problem TDEAD2809 is UNSAT
Problem TDEAD2810 is UNSAT
Problem TDEAD2811 is UNSAT
Problem TDEAD2812 is UNSAT
Problem TDEAD2813 is UNSAT
Problem TDEAD2814 is UNSAT
Problem TDEAD2815 is UNSAT
Problem TDEAD2816 is UNSAT
Problem TDEAD2817 is UNSAT
Problem TDEAD2818 is UNSAT
Problem TDEAD2822 is UNSAT
Problem TDEAD2823 is UNSAT
Problem TDEAD2824 is UNSAT
Problem TDEAD2825 is UNSAT
Problem TDEAD2826 is UNSAT
Problem TDEAD2827 is UNSAT
Problem TDEAD2828 is UNSAT
Problem TDEAD2829 is UNSAT
Problem TDEAD2830 is UNSAT
Problem TDEAD2831 is UNSAT
Problem TDEAD2832 is UNSAT
Problem TDEAD2833 is UNSAT
Problem TDEAD2974 is UNSAT
Problem TDEAD2975 is UNSAT
Problem TDEAD2976 is UNSAT
Problem TDEAD2977 is UNSAT
Problem TDEAD2978 is UNSAT
Problem TDEAD2979 is UNSAT
Problem TDEAD2980 is UNSAT
Problem TDEAD2981 is UNSAT
Problem TDEAD2982 is UNSAT
Problem TDEAD2983 is UNSAT
Problem TDEAD2984 is UNSAT
Problem TDEAD2985 is UNSAT
Problem TDEAD2986 is UNSAT
Problem TDEAD2987 is UNSAT
Problem TDEAD2988 is UNSAT
Problem TDEAD2989 is UNSAT
Problem TDEAD2990 is UNSAT
Problem TDEAD2991 is UNSAT
Problem TDEAD2992 is UNSAT
Problem TDEAD2993 is UNSAT
Problem TDEAD2994 is UNSAT
Problem TDEAD2995 is UNSAT
Problem TDEAD2996 is UNSAT
Problem TDEAD2997 is UNSAT
Problem TDEAD2998 is UNSAT
Problem TDEAD2999 is UNSAT
Problem TDEAD3000 is UNSAT
Problem TDEAD3001 is UNSAT
Problem TDEAD3002 is UNSAT
Problem TDEAD3003 is UNSAT
Problem TDEAD3004 is UNSAT
Problem TDEAD3005 is UNSAT
Problem TDEAD3006 is UNSAT
Problem TDEAD3007 is UNSAT
Problem TDEAD3008 is UNSAT
Problem TDEAD3009 is UNSAT
Problem TDEAD3010 is UNSAT
Problem TDEAD3011 is UNSAT
Problem TDEAD3012 is UNSAT
Problem TDEAD3013 is UNSAT
Problem TDEAD3014 is UNSAT
Problem TDEAD3015 is UNSAT
Problem TDEAD3016 is UNSAT
Problem TDEAD3017 is UNSAT
Problem TDEAD3018 is UNSAT
Problem TDEAD3019 is UNSAT
Problem TDEAD3020 is UNSAT
Problem TDEAD3021 is UNSAT
Problem TDEAD3022 is UNSAT
Problem TDEAD3023 is UNSAT
Problem TDEAD3024 is UNSAT
Problem TDEAD3025 is UNSAT
Problem TDEAD3026 is UNSAT
Problem TDEAD3027 is UNSAT
Problem TDEAD3028 is UNSAT
Problem TDEAD3029 is UNSAT
Problem TDEAD3030 is UNSAT
Problem TDEAD3031 is UNSAT
Problem TDEAD3032 is UNSAT
Problem TDEAD3033 is UNSAT
Problem TDEAD3034 is UNSAT
Problem TDEAD3035 is UNSAT
Problem TDEAD3036 is UNSAT
Problem TDEAD3037 is UNSAT
Problem TDEAD3038 is UNSAT
Problem TDEAD3039 is UNSAT
Problem TDEAD3040 is UNSAT
Problem TDEAD3041 is UNSAT
Problem TDEAD3042 is UNSAT
Problem TDEAD3043 is UNSAT
Problem TDEAD3044 is UNSAT
Problem TDEAD3045 is UNSAT
Problem TDEAD3046 is UNSAT
Problem TDEAD3047 is UNSAT
Problem TDEAD3048 is UNSAT
Problem TDEAD3049 is UNSAT
Problem TDEAD3050 is UNSAT
Problem TDEAD3051 is UNSAT
Problem TDEAD3052 is UNSAT
Problem TDEAD3053 is UNSAT
Problem TDEAD3054 is UNSAT
Problem TDEAD3055 is UNSAT
Problem TDEAD3056 is UNSAT
Problem TDEAD3057 is UNSAT
Problem TDEAD3058 is UNSAT
Problem TDEAD3059 is UNSAT
Problem TDEAD3060 is UNSAT
Problem TDEAD3061 is UNSAT
Problem TDEAD3062 is UNSAT
Problem TDEAD3063 is UNSAT
Problem TDEAD3064 is UNSAT
Problem TDEAD3065 is UNSAT
Problem TDEAD3066 is UNSAT
Problem TDEAD3067 is UNSAT
Problem TDEAD3068 is UNSAT
Problem TDEAD3069 is UNSAT
Problem TDEAD3070 is UNSAT
Problem TDEAD3071 is UNSAT
Problem TDEAD3072 is UNSAT
Problem TDEAD3073 is UNSAT
Problem TDEAD3074 is UNSAT
Problem TDEAD3075 is UNSAT
Problem TDEAD3076 is UNSAT
Problem TDEAD3077 is UNSAT
Problem TDEAD3078 is UNSAT
Problem TDEAD3079 is UNSAT
Problem TDEAD3080 is UNSAT
Problem TDEAD3081 is UNSAT
Problem TDEAD3082 is UNSAT
Problem TDEAD3083 is UNSAT
Problem TDEAD3084 is UNSAT
Problem TDEAD3085 is UNSAT
Problem TDEAD3086 is UNSAT
Problem TDEAD3087 is UNSAT
Problem TDEAD3088 is UNSAT
Problem TDEAD3089 is UNSAT
Problem TDEAD3090 is UNSAT
Problem TDEAD3091 is UNSAT
Problem TDEAD3092 is UNSAT
Problem TDEAD3093 is UNSAT
Problem TDEAD3094 is UNSAT
Problem TDEAD3095 is UNSAT
Problem TDEAD3096 is UNSAT
Problem TDEAD3097 is UNSAT
Problem TDEAD3098 is UNSAT
Problem TDEAD3099 is UNSAT
Problem TDEAD3100 is UNSAT
Problem TDEAD3101 is UNSAT
Problem TDEAD3102 is UNSAT
Problem TDEAD3103 is UNSAT
Problem TDEAD3104 is UNSAT
Problem TDEAD3105 is UNSAT
Problem TDEAD3106 is UNSAT
Problem TDEAD3107 is UNSAT
Problem TDEAD3108 is UNSAT
Problem TDEAD3109 is UNSAT
Problem TDEAD3110 is UNSAT
Problem TDEAD3111 is UNSAT
Problem TDEAD3112 is UNSAT
Problem TDEAD3113 is UNSAT
Problem TDEAD3114 is UNSAT
Problem TDEAD3115 is UNSAT
Problem TDEAD3116 is UNSAT
Problem TDEAD3117 is UNSAT
Problem TDEAD3118 is UNSAT
Problem TDEAD3119 is UNSAT
Problem TDEAD3120 is UNSAT
Problem TDEAD3121 is UNSAT
Problem TDEAD3122 is UNSAT
Problem TDEAD3123 is UNSAT
Problem TDEAD3124 is UNSAT
Problem TDEAD3125 is UNSAT
Problem TDEAD3126 is UNSAT
Problem TDEAD3127 is UNSAT
Problem TDEAD3128 is UNSAT
Problem TDEAD3129 is UNSAT
Problem TDEAD3130 is UNSAT
Problem TDEAD3131 is UNSAT
Problem TDEAD3132 is UNSAT
Problem TDEAD3133 is UNSAT
Problem TDEAD3134 is UNSAT
Problem TDEAD3135 is UNSAT
Problem TDEAD3136 is UNSAT
Problem TDEAD3137 is UNSAT
Problem TDEAD3138 is UNSAT
Problem TDEAD3139 is UNSAT
Problem TDEAD3140 is UNSAT
Problem TDEAD3141 is UNSAT
Problem TDEAD3142 is UNSAT
Problem TDEAD3143 is UNSAT
Problem TDEAD3144 is UNSAT
Problem TDEAD3145 is UNSAT
Problem TDEAD3146 is UNSAT
Problem TDEAD3147 is UNSAT
Problem TDEAD3148 is UNSAT
Problem TDEAD3149 is UNSAT
Problem TDEAD3150 is UNSAT
Problem TDEAD3151 is UNSAT
Problem TDEAD3152 is UNSAT
Problem TDEAD3153 is UNSAT
Problem TDEAD3154 is UNSAT
Problem TDEAD3155 is UNSAT
Problem TDEAD3156 is UNSAT
Problem TDEAD3157 is UNSAT
Problem TDEAD3158 is UNSAT
Problem TDEAD3159 is UNSAT
Problem TDEAD3160 is UNSAT
Problem TDEAD3161 is UNSAT
Problem TDEAD3162 is UNSAT
Problem TDEAD3163 is UNSAT
Problem TDEAD3164 is UNSAT
Problem TDEAD3165 is UNSAT
Problem TDEAD3166 is UNSAT
Problem TDEAD3167 is UNSAT
Problem TDEAD3168 is UNSAT
Problem TDEAD3169 is UNSAT
Problem TDEAD3170 is UNSAT
Problem TDEAD3171 is UNSAT
Problem TDEAD3172 is UNSAT
Problem TDEAD3173 is UNSAT
Problem TDEAD3174 is UNSAT
Problem TDEAD3175 is UNSAT
Problem TDEAD3176 is UNSAT
Problem TDEAD3177 is UNSAT
Problem TDEAD3178 is UNSAT
Problem TDEAD3179 is UNSAT
Problem TDEAD3180 is UNSAT
Problem TDEAD3181 is UNSAT
Problem TDEAD3182 is UNSAT
Problem TDEAD3183 is UNSAT
Problem TDEAD3184 is UNSAT
Problem TDEAD3185 is UNSAT
Problem TDEAD3186 is UNSAT
Problem TDEAD3187 is UNSAT
Problem TDEAD3188 is UNSAT
Problem TDEAD3189 is UNSAT
Problem TDEAD3190 is UNSAT
Problem TDEAD3191 is UNSAT
Problem TDEAD3192 is UNSAT
Problem TDEAD3193 is UNSAT
Problem TDEAD3194 is UNSAT
Problem TDEAD3195 is UNSAT
Problem TDEAD3196 is UNSAT
Problem TDEAD3197 is UNSAT
Problem TDEAD3198 is UNSAT
Problem TDEAD3199 is UNSAT
Problem TDEAD3200 is UNSAT
Problem TDEAD3201 is UNSAT
Problem TDEAD3202 is UNSAT
Problem TDEAD3203 is UNSAT
Problem TDEAD3204 is UNSAT
Problem TDEAD3205 is UNSAT
Problem TDEAD3206 is UNSAT
Problem TDEAD3207 is UNSAT
Problem TDEAD3208 is UNSAT
Problem TDEAD3209 is UNSAT
Problem TDEAD3210 is UNSAT
Problem TDEAD3211 is UNSAT
Problem TDEAD3212 is UNSAT
Problem TDEAD3213 is UNSAT
Problem TDEAD3214 is UNSAT
Problem TDEAD3215 is UNSAT
Problem TDEAD3216 is UNSAT
Problem TDEAD3217 is UNSAT
Problem TDEAD3218 is UNSAT
Problem TDEAD3219 is UNSAT
Problem TDEAD3220 is UNSAT
Problem TDEAD3221 is UNSAT
Problem TDEAD3222 is UNSAT
Problem TDEAD3223 is UNSAT
Problem TDEAD3224 is UNSAT
Problem TDEAD3225 is UNSAT
Problem TDEAD3226 is UNSAT
Problem TDEAD3227 is UNSAT
Problem TDEAD3228 is UNSAT
Problem TDEAD3229 is UNSAT
Problem TDEAD3230 is UNSAT
Problem TDEAD3231 is UNSAT
Problem TDEAD3232 is UNSAT
Problem TDEAD3233 is UNSAT
Problem TDEAD3234 is UNSAT
Problem TDEAD3235 is UNSAT
Problem TDEAD3236 is UNSAT
Problem TDEAD3237 is UNSAT
Problem TDEAD3238 is UNSAT
Problem TDEAD3239 is UNSAT
Problem TDEAD3240 is UNSAT
Problem TDEAD3241 is UNSAT
Problem TDEAD3242 is UNSAT
Problem TDEAD3243 is UNSAT
Problem TDEAD3244 is UNSAT
Problem TDEAD3245 is UNSAT
Problem TDEAD3246 is UNSAT
Problem TDEAD3247 is UNSAT
Problem TDEAD3248 is UNSAT
Problem TDEAD3249 is UNSAT
Problem TDEAD3250 is UNSAT
Problem TDEAD3251 is UNSAT
Problem TDEAD3252 is UNSAT
Problem TDEAD3253 is UNSAT
Problem TDEAD3254 is UNSAT
Problem TDEAD3255 is UNSAT
Problem TDEAD3256 is UNSAT
Problem TDEAD3257 is UNSAT
Problem TDEAD3258 is UNSAT
Problem TDEAD3259 is UNSAT
Problem TDEAD3260 is UNSAT
Problem TDEAD3261 is UNSAT
Problem TDEAD3262 is UNSAT
Problem TDEAD3263 is UNSAT
Problem TDEAD3264 is UNSAT
Problem TDEAD3265 is UNSAT
Problem TDEAD3266 is UNSAT
Problem TDEAD3267 is UNSAT
Problem TDEAD3268 is UNSAT
Problem TDEAD3269 is UNSAT
Problem TDEAD3270 is UNSAT
Problem TDEAD3271 is UNSAT
Problem TDEAD3272 is UNSAT
Problem TDEAD3273 is UNSAT
Problem TDEAD3274 is UNSAT
Problem TDEAD3275 is UNSAT
Problem TDEAD3276 is UNSAT
Problem TDEAD3277 is UNSAT
Problem TDEAD3278 is UNSAT
Problem TDEAD3279 is UNSAT
Problem TDEAD3280 is UNSAT
Problem TDEAD3281 is UNSAT
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 270/3970 variables, and 12 constraints, problems are : Problem set: 460 solved, 3410 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/270 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 3248/622 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66216ms problems are : Problem set: 460 solved, 3410 unsolved
Search for dead transitions found 460 dead transitions in 66238ms
Found 460 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 460 transitions
Dead transitions reduction (with SMT) removed 460 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 270/270 places, 3412/3872 transitions.
Reduce places removed 14 places and 385 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 256 transition count 3027
Reduce places removed 10 places and 196 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 24 place count 246 transition count 2831
Reduce places removed 11 places and 327 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 35 place count 235 transition count 2504
Reduce places removed 8 places and 189 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 43 place count 227 transition count 2315
Deduced a syphon composed of 1 places in 2 ms
Applied a total of 43 rules in 56 ms. Remains 227 /270 variables (removed 43) and now considering 2315/3412 (removed 1097) transitions.
[2026-05-24 07:47:12] [INFO ] Flow matrix only has 2195 transitions (discarded 120 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3861404159687402367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2998377205618447031.kers'
[2026-05-24 07:47:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3861404159687402367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2998377205618447031.kers]
Culling trivial invariants: removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 2195 rows 226 cols 10339 entries
Finished phase 1 with 218 SingleSign rule and 0 generalized
[2026-05-24 07:47:12] [INFO ] Computed 9 invariants in 7 ms
Computed 9 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2998377205618447031.kers
Total runtime 10 ms.
[2026-05-24 07:47:13] [INFO ] Implicit Places using invariants in 247 ms returned []
[2026-05-24 07:47:13] [INFO ] Flow matrix only has 2195 transitions (discarded 120 similar events)
[2026-05-24 07:47:13] [INFO ] Invariant cache hit.
[2026-05-24 07:47:13] [INFO ] State equation strengthened by 207 read => feed constraints.
[2026-05-24 07:47:15] [INFO ] Implicit Places using invariants and state equation in 2316 ms returned []
Implicit Place search using SMT with State Equation took 2569 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 227/270 places, 2315/3872 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 73594 ms. Remains : 227/270 places, 2315/3872 transitions.
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
FORMULA BugTracking-PT-q8m256-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 91435 ms.

BK_STOP 1779608835567

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BugTracking-PT-q8m256"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is BugTracking-PT-q8m256, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946842000447"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q8m256.tgz
mv BugTracking-PT-q8m256 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;