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.r082-smll-177946993600286.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 Dekker-PT-100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600286
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.4M
-rw-r--r-- 1 mcc users 7.5K Mar 4 18:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 4 18:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 4 18:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 4 18:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 08:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 4 18:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Mar 4 18:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 4 18:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 4 18:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 08:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:53 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 5.9M 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 Dekker-PT-100-ReachabilityCardinality-2024-00
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-01
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-02
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-03
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-04
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-05
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-06
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-07
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-08
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-09
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-10
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-11
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-12
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-13
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-14
FORMULA_NAME Dekker-PT-100-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779639930945

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Dekker-PT-100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 16:25:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 16:25:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 16:25:34] [INFO ] Load time of PNML (sax parser for PT used): 1247 ms
[2026-05-24 16:25:34] [INFO ] Transformed 500 places.
[2026-05-24 16:25:34] [INFO ] Transformed 10200 transitions.
[2026-05-24 16:25:34] [INFO ] Found NUPN structural information;
[2026-05-24 16:25:34] [INFO ] Parsed PT model containing 500 places and 10200 transitions and 80200 arcs in 1559 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 35 ms.
Working with output stream class java.io.PrintStream
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 6454 ms. (6 steps per ms) remains 5/10 properties
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1054 ms. (37 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 732 ms. (54 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 652 ms. (61 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 504 ms. (79 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 735 ms. (54 steps per ms) remains 4/5 properties
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-05-24 16:25:37] [INFO ] Flatten gal took : 1900 ms
[2026-05-24 16:25:37] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4565751669451153067.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14318499949080766938.kers'
[2026-05-24 16:25:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4565751669451153067.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14318499949080766938.kers]
Culling duplicate invariants (modulo rational): removing 200 columns.
Culled 200 columns in 0 ms.
// Phase 1: matrix 400 rows 300 cols 800 entries
Finished phase 1 with 200 SingleSign rule and 0 generalized
[2026-05-24 16:25:38] [INFO ] Computed 300 invariants in 2 ms
Computed 300 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-14318499949080766938.kers
Total runtime 6 ms.
[2026-05-24 16:25:38] [INFO ] State equation strengthened by 100 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2026-05-24 16:25:38] [INFO ] Flatten gal took : 549 ms
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 79/131 variables, 49/105 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 79/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2026-05-24 16:25:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9371180478478868978.gal : 273 ms
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2026-05-24 16:25:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10230860918822009431.prop : 3 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/ReachabilityCardinality9371180478478868978.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10230860918822009431.prop' '--nowitness' '--gen-order' 'FOLLOW'

At refinement iteration 8 (OVERLAPS) 26/157 variables, 22/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/157 variables, 26/233 constraints. Problems are: Problem set: 0 solved, 4 unsolved
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
At refinement iteration 10 (INCLUDED_ONLY) 0/157 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 42/199 variables, 42/275 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 42/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/199 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 21/220 variables, 14/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/220 variables, 21/352 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/220 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 176/396 variables, 220/572 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/396 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 112/508 variables, 100/672 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/508 variables, 0/672 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 336/844 variables, 224/896 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/844 variables, 224/1120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/844 variables, 56/1176 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/844 variables, 56/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/844 variables, 0/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 56/900 variables, 56/1288 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/900 variables, 56/1344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/900 variables, 56/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (OVERLAPS) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 900/900 variables, and 1400 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2710 ms.
Refiners :[Domain max(s): 500/500 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 79/131 variables, 49/105 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 79/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Loading property file /tmp/ReachabilityCardinality10230860918822009431.prop.
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :4 after 16
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :16 after 128
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :128 after 8192
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8192 after 1.67772e+07
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1.67772e+07 after 7.03687e+13
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :7.03687e+13 after 1.23794e+27
SMT process timed out in 8142ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 52 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 10200/10200 transitions.
Applied a total of 0 rules in 1249 ms. Remains 500 /500 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1270 ms. Remains : 500/500 places, 10200/10200 transitions.
RANDOM walk for 40000 steps (8 resets) in 3023 ms. (13 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 313 ms. (127 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 343 ms. (116 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 104434 steps, run timeout after 3003 ms. (steps per millisecond=34 ) properties seen :0 out of 4
Probabilistic random walk after 104434 steps, saw 96861 distinct states, run finished after 3016 ms. (steps per millisecond=34 ) properties seen :0
[2026-05-24 16:25:51] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
[2026-05-24 16:25:51] [INFO ] Invariant cache hit.
[2026-05-24 16:25:51] [INFO ] State equation strengthened by 100 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 79/131 variables, 49/105 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 79/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 26/157 variables, 22/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/157 variables, 26/233 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/157 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 42/199 variables, 42/275 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/199 variables, 42/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/199 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 21/220 variables, 14/331 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/220 variables, 21/352 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/220 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 176/396 variables, 220/572 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/396 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 112/508 variables, 100/672 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/508 variables, 0/672 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 336/844 variables, 224/896 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/844 variables, 224/1120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/844 variables, 56/1176 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/844 variables, 56/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/844 variables, 0/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 56/900 variables, 56/1288 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/900 variables, 56/1344 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/900 variables, 56/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (OVERLAPS) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 900/900 variables, and 1400 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1338 ms.
Refiners :[Domain max(s): 500/500 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 3/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 79/131 variables, 49/105 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 79/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/131 variables, 20/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/131 variables, 12/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/131 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 26/157 variables, 22/259 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/157 variables, 26/285 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/157 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 42/199 variables, 42/327 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/199 variables, 42/369 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/199 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 21/220 variables, 14/383 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/220 variables, 21/404 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/220 variables, 4/408 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/220 variables, 1/409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/220 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 176/396 variables, 220/629 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/396 variables, 4/633 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/396 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 112/508 variables, 100/733 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/508 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 336/844 variables, 224/957 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/844 variables, 224/1181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/844 variables, 56/1237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/844 variables, 56/1293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/844 variables, 1/1294 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/844 variables, 20/1314 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/844 variables, 20/1334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/844 variables, 20/1354 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/844 variables, 14/1368 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/844 variables, 1/1369 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/844 variables, 20/1389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/844 variables, 20/1409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/844 variables, 0/1409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 40 (OVERLAPS) 56/900 variables, 56/1465 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/900 variables, 56/1521 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/900 variables, 56/1577 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/900 variables, 20/1597 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/900 variables, 2/1599 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/900 variables, 13/1612 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/900 variables, 7/1619 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/900 variables, 2/1621 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/900 variables, 3/1624 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/900 variables, 0/1624 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 50 (OVERLAPS) 0/900 variables, 0/1624 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 900/900 variables, and 1624 constraints, problems are : Problem set: 0 solved, 4 unsolved in 41931 ms.
Refiners :[Domain max(s): 500/500 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 223/223 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43347ms problems are : Problem set: 0 solved, 4 unsolved
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-04 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 4414 ms.
Support contains 38 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 10200/10200 transitions.
Applied a total of 0 rules in 479 ms. Remains 500 /500 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 479 ms. Remains : 500/500 places, 10200/10200 transitions.
RANDOM walk for 40000 steps (8 resets) in 1746 ms. (22 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 236 ms. (168 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 220 ms. (181 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 141703 steps, run timeout after 3002 ms. (steps per millisecond=47 ) properties seen :0 out of 3
Probabilistic random walk after 141703 steps, saw 131029 distinct states, run finished after 3002 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-24 16:26:43] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
[2026-05-24 16:26:43] [INFO ] Invariant cache hit.
[2026-05-24 16:26:43] [INFO ] State equation strengthened by 100 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 56/94 variables, 36/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 56/132 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 20/114 variables, 16/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/114 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/114 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 31/145 variables, 31/200 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/145 variables, 31/231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/145 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 15/160 variables, 10/241 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/160 variables, 15/256 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/160 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 128/288 variables, 160/416 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/288 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 136/424 variables, 100/516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/424 variables, 0/516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 408/832 variables, 272/788 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/832 variables, 272/1060 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/832 variables, 68/1128 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/832 variables, 68/1196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/832 variables, 0/1196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 68/900 variables, 68/1264 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/900 variables, 68/1332 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/900 variables, 68/1400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/900 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 900/900 variables, and 1400 constraints, problems are : Problem set: 0 solved, 3 unsolved in 904 ms.
Refiners :[Domain max(s): 500/500 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 56/94 variables, 36/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 56/132 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 20/153 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 4/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 20/114 variables, 16/173 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/114 variables, 20/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/114 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 31/145 variables, 31/224 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/145 variables, 31/255 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/145 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 15/160 variables, 10/265 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/160 variables, 15/280 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/160 variables, 7/287 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/160 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 128/288 variables, 160/447 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/288 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 136/424 variables, 100/547 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/424 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 408/832 variables, 272/819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/832 variables, 272/1091 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/832 variables, 68/1159 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/832 variables, 68/1227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/832 variables, 1/1228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/832 variables, 20/1248 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/832 variables, 20/1268 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/832 variables, 20/1288 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/832 variables, 20/1308 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/832 variables, 20/1328 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/832 variables, 6/1334 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/832 variables, 20/1354 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/832 variables, 20/1374 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/832 variables, 20/1394 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/832 variables, 4/1398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/832 variables, 3/1401 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/832 variables, 20/1421 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/832 variables, 20/1441 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/832 variables, 20/1461 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/832 variables, 7/1468 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/832 variables, 3/1471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/832 variables, 0/1471 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (OVERLAPS) 68/900 variables, 68/1539 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/900 variables, 68/1607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/900 variables, 68/1675 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/900 variables, 1/1676 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/900 variables, 0/1676 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 50 (OVERLAPS) 0/900 variables, 1/1677 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/900 variables, 2/1679 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/900 variables, 3/1682 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/900 variables, 5/1687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/900 variables, 5/1692 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/900 variables, 2/1694 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/900 variables, 4/1698 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/900 variables, 2/1700 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/900 variables, 2/1702 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/900 variables, 2/1704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/900 variables, 1/1705 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/900 variables, 0/1705 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 62 (OVERLAPS) 0/900 variables, 0/1705 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 900/900 variables, and 1705 constraints, problems are : Problem set: 0 solved, 3 unsolved in 56568 ms.
Refiners :[Domain max(s): 500/500 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 304/304 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 57515ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 4934 ms.
Support contains 38 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 10200/10200 transitions.
Applied a total of 0 rules in 791 ms. Remains 500 /500 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 791 ms. Remains : 500/500 places, 10200/10200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 10200/10200 transitions.
Applied a total of 0 rules in 620 ms. Remains 500 /500 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
[2026-05-24 16:27:47] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
[2026-05-24 16:27:47] [INFO ] Invariant cache hit.
[2026-05-24 16:28:10] [INFO ] Implicit Places using invariants in 23239 ms returned [200, 203, 206, 209, 212, 215, 218, 221, 224, 227, 230, 233, 236, 239, 242, 248, 251, 254, 257, 260, 263, 266, 269, 272, 275, 278, 281, 284, 287, 290, 293, 296, 299, 302, 305, 308, 311, 314, 317, 320, 323, 326, 329, 332, 335, 338, 341, 344, 347, 350, 353, 356, 359, 362, 365, 368, 371, 374, 377, 380, 383, 386, 389, 392, 395, 398, 404, 407, 410, 413, 416, 419, 422, 425, 428, 431, 437, 440, 443, 446, 449, 452, 455, 461, 464, 467, 470, 473, 479, 482, 485, 491, 494, 497]
Discarding 94 places :
Implicit Place search using SMT only with invariants took 23273 ms to find 94 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 406/500 places, 10200/10200 transitions.
Applied a total of 0 rules in 420 ms. Remains 406 /406 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 24315 ms. Remains : 406/500 places, 10200/10200 transitions.
RANDOM walk for 40000 steps (8 resets) in 2428 ms. (16 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 141299 steps, run timeout after 3002 ms. (steps per millisecond=47 ) properties seen :0 out of 3
Probabilistic random walk after 141299 steps, saw 130709 distinct states, run finished after 3002 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-24 16:28:15] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-780960323558531870.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11338849401225291403.kers'
[2026-05-24 16:28:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-780960323558531870.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11338849401225291403.kers]
Culling duplicate invariants (modulo rational): removing 106 columns.
Culled 106 columns in 0 ms.
// Phase 1: matrix 400 rows 300 cols 800 entries
Finished phase 1 with 200 SingleSign rule and 0 generalized
[2026-05-24 16:28:15] [INFO ] Computed 206 invariants in 2 ms
Computed 206 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-11338849401225291403.kers
Total runtime 6 ms.
[2026-05-24 16:28:15] [INFO ] State equation strengthened by 100 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 56/94 variables, 36/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 56/132 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 20/114 variables, 16/149 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/114 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/114 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 5/119 variables, 5/174 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/119 variables, 5/179 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/119 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 15/134 variables, 10/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/134 variables, 15/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/134 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 128/262 variables, 134/338 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/262 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 136/398 variables, 100/438 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/398 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 340/738 variables, 204/642 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/738 variables, 204/846 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/738 variables, 68/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/738 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 68/806 variables, 68/982 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/806 variables, 68/1050 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/806 variables, 68/1118 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/806 variables, 0/1118 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 0/806 variables, 0/1118 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 806/806 variables, and 1118 constraints, problems are : Problem set: 0 solved, 3 unsolved in 944 ms.
Refiners :[Domain max(s): 406/406 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 406/406 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 56/94 variables, 36/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 56/132 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/94 variables, 20/153 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 14/167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 3/170 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/94 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 20/114 variables, 16/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/114 variables, 20/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/114 variables, 3/209 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/114 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 5/119 variables, 5/214 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/119 variables, 5/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/119 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/119 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 15/134 variables, 10/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/134 variables, 15/247 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/134 variables, 3/250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/134 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 128/262 variables, 134/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/262 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 136/398 variables, 100/484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/398 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 340/738 variables, 204/688 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/738 variables, 204/892 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/738 variables, 68/960 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/738 variables, 1/961 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/738 variables, 20/981 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/738 variables, 20/1001 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/738 variables, 20/1021 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/738 variables, 20/1041 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/738 variables, 3/1044 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/738 variables, 0/1044 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (OVERLAPS) 68/806 variables, 68/1112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/806 variables, 68/1180 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/806 variables, 68/1248 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/806 variables, 2/1250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/806 variables, 1/1251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/806 variables, 0/1251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (OVERLAPS) 0/806 variables, 0/1251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 806/806 variables, and 1251 constraints, problems are : Problem set: 0 solved, 3 unsolved in 19707 ms.
Refiners :[Domain max(s): 406/406 constraints, Positive P Invariants (semi-flows): 200/200 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 406/406 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 132/132 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20705ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1883 ms.
Support contains 38 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 10200/10200 transitions.
Applied a total of 0 rules in 389 ms. Remains 406 /406 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 389 ms. Remains : 406/406 places, 10200/10200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 10200/10200 transitions.
Applied a total of 0 rules in 398 ms. Remains 406 /406 variables (removed 0) and now considering 10200/10200 (removed 0) transitions.
[2026-05-24 16:28:38] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
[2026-05-24 16:28:38] [INFO ] Invariant cache hit.
[2026-05-24 16:28:41] [INFO ] Implicit Places using invariants in 2662 ms returned []
Implicit Place search using SMT only with invariants took 2664 ms to find 0 implicit places.
Running 10100 sub problems to find dead transitions.
[2026-05-24 16:28:41] [INFO ] Flow matrix only has 400 transitions (discarded 9800 similar events)
[2026-05-24 16:28:41] [INFO ] Invariant cache hit.
[2026-05-24 16:28:41] [INFO ] State equation strengthened by 100 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 400/400 constraints. Problems are: Problem set: 0 solved, 10100 unsolved
SMT process timed out in 40377ms, After SMT, problems are : Problem set: 0 solved, 10100 unsolved
Search for dead transitions found 0 dead transitions in 40492ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43689 ms. Remains : 406/406 places, 10200/10200 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 630 edges and 406 vertex of which 134 are kept as prefixes of interest. Removing 272 places using SCC suffix rule.3 ms
Discarding 272 places :
Also discarding 6936 output transitions
Drop transitions (Output transitions of discarded places.) removed 6936 transitions
Ensure Unique test removed 6 places
Ensure Unique test removed 3136 transitions
Reduce isomorphic transitions removed 3136 transitions.
Iterating post reduction 0 with 3142 rules applied. Total rules applied 3143 place count 128 transition count 128
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 15 rules applied. Total rules applied 3158 place count 118 transition count 123
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 3163 place count 118 transition count 118
Free-agglomeration rule applied 17 times.
Iterating global reduction 2 with 17 rules applied. Total rules applied 3180 place count 118 transition count 101
Ensure Unique test removed 17 places
Reduce places removed 34 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 2 with 51 rules applied. Total rules applied 3231 place count 84 transition count 84
Applied a total of 3231 rules in 211 ms. Remains 84 /406 variables (removed 322) and now considering 84/10200 (removed 10116) transitions.
Running SMT prover for 3 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1727206504255362514.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2567138762183362340.kers'
[2026-05-24 16:29:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1727206504255362514.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2567138762183362340.kers]
Culling duplicate invariants (modulo rational): removing 32 columns.
Culled 32 columns in 0 ms.
// Phase 1: matrix 84 rows 52 cols 124 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-24 16:29:22] [INFO ] Computed 42 invariants in 0 ms
Computed 42 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2567138762183362340.kers
Total runtime 4 ms.
[2026-05-24 16:29:22] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-24 16:29:22] [INFO ] [Nat]Absence check using 41 positive place invariants in 11 ms returned sat
[2026-05-24 16:29:22] [INFO ] [Nat]Absence check using 41 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 16:29:22] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2026-05-24 16:29:22] [INFO ] After 135ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2026-05-24 16:29:22] [INFO ] After 287ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2026-05-24 16:29:22] [INFO ] Flatten gal took : 7 ms
[2026-05-24 16:29:22] [INFO ] Flatten gal took : 5 ms
[2026-05-24 16:29:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10428698015699502969.gal : 2 ms
[2026-05-24 16:29:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality365698796011586090.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/ReachabilityCardinality10428698015699502969.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality365698796011586090.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 ...328
Loading property file /tmp/ReachabilityCardinality365698796011586090.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :12 after 216
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :216 after 62208
Reachability property Dekker-PT-100-ReachabilityCardinality-2024-09 is true.
Detected timeout of ITS tools.
[2026-05-24 16:29:37] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:29:37] [INFO ] Applying decomposition
[2026-05-24 16:29:37] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11867156861934096649.txt' '-o' '/tmp/graph11867156861934096649.bin' '-w' '/tmp/graph11867156861934096649.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11867156861934096649.bin' '-l' '-1' '-v' '-w' '/tmp/graph11867156861934096649.weights' '-q' '0' '-e' '0.001'
[2026-05-24 16:29:37] [INFO ] Decomposing Gal with order
[2026-05-24 16:29:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 16:29:37] [INFO ] Removed a total of 10 redundant transitions.
[2026-05-24 16:29:37] [INFO ] Flatten gal took : 106 ms
[2026-05-24 16:29:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 20 labels/synchronizations in 6 ms.
[2026-05-24 16:29:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17514004750003836189.gal : 4 ms
[2026-05-24 16:29:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2325917302896618142.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/ReachabilityCardinality17514004750003836189.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2325917302896618142.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality2325917302896618142.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,2.47669e+11,0.031497,4792,41,7,115,19,161,10,21,19,0
Total reachable state count : 247669456896

Verifying 2 reachability properties.
Invariant property Dekker-PT-100-ReachabilityCardinality-2024-03 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-100-ReachabilityCardinality-2024-03,7.07114e+09,0.04017,4792,359,7,1109,19,199,1224,26,19,339
Invariant property Dekker-PT-100-ReachabilityCardinality-2024-05 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-100-ReachabilityCardinality-2024-05,9.24461e+09,0.043176,4800,76,7,1288,19,224,1397,27,19,448
Over-approximation ignoring read arcs solved 0 properties in 16115 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-24 16:29:38] [INFO ] Flatten gal took : 674 ms
[2026-05-24 16:29:38] [INFO ] Applying decomposition
[2026-05-24 16:29:39] [INFO ] Flatten gal took : 523 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14356482724040146460.txt' '-o' '/tmp/graph14356482724040146460.bin' '-w' '/tmp/graph14356482724040146460.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14356482724040146460.bin' '-l' '-1' '-v' '-w' '/tmp/graph14356482724040146460.weights' '-q' '0' '-e' '0.001'
[2026-05-24 16:29:41] [INFO ] Decomposing Gal with order
[2026-05-24 16:29:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 16:29:42] [INFO ] Removed a total of 34053 redundant transitions.
[2026-05-24 16:29:42] [INFO ] Flatten gal took : 757 ms
[2026-05-24 16:29:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 352 ms.
[2026-05-24 16:29:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4216461946898216094.gal : 76 ms
[2026-05-24 16:29:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15756900964454772636.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/ReachabilityCardinality4216461946898216094.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15756900964454772636.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality15756900964454772636.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 128
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :128 after 1.26765e+30
Reachability property Dekker-PT-100-ReachabilityCardinality-2024-09 is true.
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Invariant property Dekker-PT-100-ReachabilityCardinality-2024-03 does not hold.
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1.26765e+30 after 3.16913e+30
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,6.46502e+31,5.48912,45680,219,15,6004,5186,10681,4965,48,7693,0
Total reachable state count : 64650180611639699476331863474176

Verifying 3 reachability properties.
Invariant property Dekker-PT-100-ReachabilityCardinality-2024-03 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-100-ReachabilityCardinality-2024-03,4.73512e+28,5.50378,45680,698,16,6004,5186,10764,4965,61,7693,1205
Invariant property Dekker-PT-100-ReachabilityCardinality-2024-05 does not hold.
FORMULA Dekker-PT-100-ReachabilityCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-100-ReachabilityCardinality-2024-05,5.38504e+28,5.50869,45680,262,16,6004,5186,10789,4965,63,7693,1741
Reachability property Dekker-PT-100-ReachabilityCardinality-2024-09 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-100-ReachabilityCardinality-2024-09,3.16913e+29,5.50918,45680,116,14,6004,5186,10794,4965,63,7693,1750
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 255729 ms.

BK_STOP 1779640188888

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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="Dekker-PT-100"
export BK_EXAMINATION="ReachabilityCardinality"
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 Dekker-PT-100, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r082-smll-177946993600286"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-100.tgz
mv Dekker-PT-100 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;