Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366000190.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 Anderson-PT-09, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366000190
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.0K Mar 4 18:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 4 18:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 4 18:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 4 18:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 07:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Mar 4 18:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 4 18:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 4 18:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 4 18:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 927K 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 Anderson-PT-09-ReachabilityCardinality-2024-00
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-01
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-02
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-03
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-04
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-05
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-06
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-07
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-08
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-09
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-10
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-11
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-12
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-13
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-14
FORMULA_NAME Anderson-PT-09-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779463459158

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Anderson-PT-09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 15:24:21] [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]
[2026-05-22 15:24:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 15:24:21] [INFO ] Load time of PNML (sax parser for PT used): 159 ms
[2026-05-22 15:24:21] [INFO ] Transformed 505 places.
[2026-05-22 15:24:21] [INFO ] Transformed 1845 transitions.
[2026-05-22 15:24:21] [INFO ] Found NUPN structural information;
[2026-05-22 15:24:21] [INFO ] Parsed PT model containing 505 places and 1845 transitions and 7092 arcs in 293 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2311 ms. (17 steps per ms) remains 4/13 properties
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 15:24:22] [INFO ] Flatten gal took : 325 ms
BEST_FIRST walk for 40002 steps (8 resets) in 264 ms. (150 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 376 ms. (106 steps per ms) remains 4/4 properties
[2026-05-22 15:24:22] [INFO ] Flatten gal took : 147 ms
BEST_FIRST walk for 40004 steps (8 resets) in 605 ms. (66 steps per ms) remains 4/4 properties
[2026-05-22 15:24:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8592177221398314102.gal : 119 ms
[2026-05-22 15:24:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6731432365292231848.prop : 7 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/ReachabilityCardinality8592177221398314102.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6731432365292231848.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 385 ms. (103 steps per ms) remains 4/4 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8395240286117882322.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3061133519362871963.kers'
[2026-05-22 15:24:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8395240286117882322.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3061133519362871963.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1845 rows 505 cols 6930 entries
Finished phase 1 with 297 SingleSign rule and 187 generalized
[2026-05-22 15:24:22] [INFO ] Computed 21 invariants in 7 ms
Computed 21 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3061133519362871963.kers
Total runtime 9 ms.
[2026-05-22 15:24:22] [INFO ] State equation strengthened by 72 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality6731432365292231848.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 388/430 variables, 8/50 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/430 variables, 388/438 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/430 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/440 variables, 1/439 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/440 variables, 10/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/440 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem Anderson-PT-09-ReachabilityCardinality-2024-02 is UNSAT
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 64/504 variables, 11/460 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :8 after 11
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :11 after 12
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :12 after 19
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :19 after 51
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :51 after 68
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :68 after 118
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :118 after 541
At refinement iteration 9 (INCLUDED_ONLY) 0/504 variables, 64/524 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :541 after 3640
At refinement iteration 10 (INCLUDED_ONLY) 0/504 variables, 0/524 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/505 variables, 1/525 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/505 variables, 1/526 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/505 variables, 0/526 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 1845/2350 variables, 505/1031 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2350 variables, 72/1103 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :3640 after 24656
At refinement iteration 16 (INCLUDED_ONLY) 0/2350 variables, 0/1103 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/2350 variables, 0/1103 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2350/2350 variables, and 1103 constraints, problems are : Problem set: 1 solved, 3 unsolved in 3857 ms.
Refiners :[Domain max(s): 505/505 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 505/505 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 390/429 variables, 8/47 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/429 variables, 390/437 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/429 variables, 0/437 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/439 variables, 1/438 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/439 variables, 10/448 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/439 variables, 0/448 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 65/504 variables, 11/459 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/504 variables, 65/524 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/504 variables, 0/524 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/505 variables, 1/525 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/505 variables, 1/526 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/505 variables, 0/526 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 1845/2350 variables, 505/1031 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2350 variables, 72/1103 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2350 variables, 2/1105 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2350/2350 variables, and 1105 constraints, problems are : Problem set: 1 solved, 3 unsolved in 5024 ms.
Refiners :[Domain max(s): 505/505 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 505/505 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9002ms problems are : Problem set: 1 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 39 out of 505 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 505/505 places, 1845/1845 transitions.
Performed 53 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 53 Pre rules applied. Total rules applied 0 place count 505 transition count 1792
Deduced a syphon composed of 53 places in 7 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 0 with 106 rules applied. Total rules applied 106 place count 452 transition count 1792
Discarding 125 places :
Symmetric choice reduction at 0 with 125 rule applications. Total rules 231 place count 327 transition count 595
Iterating global reduction 0 with 125 rules applied. Total rules applied 356 place count 327 transition count 595
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 384 place count 313 transition count 581
Applied a total of 384 rules in 146 ms. Remains 313 /505 variables (removed 192) and now considering 581/1845 (removed 1264) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 313/505 places, 581/1845 transitions.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :24656 after 184109
RANDOM walk for 40000 steps (8 resets) in 466 ms. (85 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 150 ms. (264 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 115 ms. (344 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 355106 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :1 out of 3
Probabilistic random walk after 355106 steps, saw 251661 distinct states, run finished after 3014 ms. (steps per millisecond=117 ) properties seen :1
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3921614049895425796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15990157686766582834.kers'
[2026-05-22 15:24:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3921614049895425796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15990157686766582834.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 581 rows 313 cols 2124 entries
Finished phase 1 with 105 SingleSign rule and 187 generalized
[2026-05-22 15:24:35] [INFO ] Computed 21 invariants in 3 ms
Computed 21 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15990157686766582834.kers
Total runtime 4 ms.
[2026-05-22 15:24:35] [INFO ] State equation strengthened by 72 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/293 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/293 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/293 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 10/303 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 10/313 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/313 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 581/894 variables, 313/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/894 variables, 72/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/894 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/894 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 894/894 variables, and 406 constraints, problems are : Problem set: 0 solved, 2 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 313/313 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/293 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/293 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/293 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 10/303 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 10/313 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/313 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 581/894 variables, 313/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/894 variables, 72/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/894 variables, 1/407 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/894 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/894 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 894/894 variables, and 407 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1326 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 313/313 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1774ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 115 ms.
Support contains 38 out of 313 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 313/313 places, 581/581 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 312 transition count 580
Applied a total of 2 rules in 26 ms. Remains 312 /313 variables (removed 1) and now considering 580/581 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 312/313 places, 580/581 transitions.
RANDOM walk for 40000 steps (8 resets) in 200 ms. (199 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 194 ms. (205 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 370101 steps, run timeout after 3001 ms. (steps per millisecond=123 ) properties seen :0 out of 2
Probabilistic random walk after 370101 steps, saw 262153 distinct states, run finished after 3002 ms. (steps per millisecond=123 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15254311724853663631.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-117181582856926097.kers'
[2026-05-22 15:24:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15254311724853663631.kers, --Pflows, --basisKERS=/tmp/petrispot-output-117181582856926097.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 580 rows 312 cols 2122 entries
Finished phase 1 with 104 SingleSign rule and 187 generalized
[2026-05-22 15:24:40] [INFO ] Computed 21 invariants in 2 ms
Computed 21 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-117181582856926097.kers
Total runtime 3 ms.
[2026-05-22 15:24:40] [INFO ] State equation strengthened by 72 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/258 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/258 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 10/268 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 43/311 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/311 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 1/312 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/312 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 580/892 variables, 312/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/892 variables, 72/405 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/892 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/892 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 892/892 variables, and 405 constraints, problems are : Problem set: 0 solved, 2 unsolved in 430 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/258 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/258 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 10/268 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 43/311 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/311 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 1/312 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/312 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 580/892 variables, 312/333 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/892 variables, 72/405 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/892 variables, 1/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/892 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/892 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 892/892 variables, and 406 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1171 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 312/312 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1620ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 110 ms.
Support contains 38 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 580/580 transitions.
Applied a total of 0 rules in 15 ms. Remains 312 /312 variables (removed 0) and now considering 580/580 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 312/312 places, 580/580 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 580/580 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 580/580 (removed 0) transitions.
[2026-05-22 15:24:42] [INFO ] Invariant cache hit.
[2026-05-22 15:24:42] [INFO ] Implicit Places using invariants in 441 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 451 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 311/312 places, 580/580 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 62 transitions
Trivial Post-agglo rules discarded 62 transitions
Performed 62 trivial Post agglomeration. Transition count delta: 62
Iterating post reduction 0 with 62 rules applied. Total rules applied 62 place count 311 transition count 518
Reduce places removed 62 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 68 rules applied. Total rules applied 130 place count 249 transition count 512
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 136 place count 243 transition count 512
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 140 place count 243 transition count 508
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 144 place count 239 transition count 508
Applied a total of 144 rules in 27 ms. Remains 239 /311 variables (removed 72) and now considering 508/580 (removed 72) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6192554893934387725.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8599170325117605461.kers'
[2026-05-22 15:24:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6192554893934387725.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8599170325117605461.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 508 rows 239 cols 1816 entries
Finished phase 1 with 113 SingleSign rule and 106 generalized
[2026-05-22 15:24:42] [INFO ] Computed 20 invariants in 6 ms
Computed 20 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-8599170325117605461.kers
Total runtime 7 ms.
[2026-05-22 15:24:42] [INFO ] Implicit Places using invariants in 285 ms returned []
[2026-05-22 15:24:42] [INFO ] Invariant cache hit.
[2026-05-22 15:24:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-22 15:24:44] [INFO ] Implicit Places using invariants and state equation in 1883 ms returned []
Implicit Place search using SMT with State Equation took 2176 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 239/312 places, 508/580 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2668 ms. Remains : 239/312 places, 508/580 transitions.
RANDOM walk for 40000 steps (8 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (8 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 72 ms. (547 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :184109 after 993475
Interrupted probabilistic random walk after 509202 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 2
Probabilistic random walk after 509202 steps, saw 345952 distinct states, run finished after 3013 ms. (steps per millisecond=169 ) properties seen :0
[2026-05-22 15:24:47] [INFO ] Invariant cache hit.
[2026-05-22 15:24:47] [INFO ] State equation strengthened by 72 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 183/221 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/221 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 9/230 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9/239 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 508/747 variables, 239/259 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/747 variables, 72/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/747 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/747 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 747/747 variables, and 331 constraints, problems are : Problem set: 0 solved, 2 unsolved in 298 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 239/239 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 183/221 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/221 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 9/230 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/230 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9/239 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/239 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 508/747 variables, 239/259 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/747 variables, 72/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/747 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/747 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/747 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 747/747 variables, and 332 constraints, problems are : Problem set: 0 solved, 2 unsolved in 953 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 239/239 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1261ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 72 ms.
Support contains 38 out of 239 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 239/239 places, 508/508 transitions.
Applied a total of 0 rules in 14 ms. Remains 239 /239 variables (removed 0) and now considering 508/508 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 239/239 places, 508/508 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 239/239 places, 508/508 transitions.
Applied a total of 0 rules in 8 ms. Remains 239 /239 variables (removed 0) and now considering 508/508 (removed 0) transitions.
[2026-05-22 15:24:49] [INFO ] Invariant cache hit.
[2026-05-22 15:24:50] [INFO ] Implicit Places using invariants in 712 ms returned []
[2026-05-22 15:24:50] [INFO ] Invariant cache hit.
[2026-05-22 15:24:50] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-22 15:24:51] [INFO ] Implicit Places using invariants and state equation in 1700 ms returned []
Implicit Place search using SMT with State Equation took 2427 ms to find 0 implicit places.
[2026-05-22 15:24:51] [INFO ] Redundant transitions in 24 ms returned []
Running 499 sub problems to find dead transitions.
[2026-05-22 15:24:51] [INFO ] Invariant cache hit.
[2026-05-22 15:24:51] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/239 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 19/39 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 10/49 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 3/52 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/747 variables, and 52 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/239 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/239 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 32/52 constraints. Problems are: Problem set: 0 solved, 499 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :993475 after 4.5845e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/747 variables, and 53 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/239 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/499 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60493ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 60497ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63007 ms. Remains : 239/239 places, 508/508 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 70 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 70 Pre rules applied. Total rules applied 0 place count 239 transition count 438
Deduced a syphon composed of 70 places in 0 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 0 with 140 rules applied. Total rules applied 140 place count 169 transition count 438
Applied a total of 140 rules in 19 ms. Remains 169 /239 variables (removed 70) and now considering 438/508 (removed 70) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5582889647778667564.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4513951065654098572.kers'
[2026-05-22 15:25:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5582889647778667564.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4513951065654098572.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 438 rows 169 cols 1676 entries
Finished phase 1 with 43 SingleSign rule and 106 generalized
[2026-05-22 15:25:52] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4513951065654098572.kers
Total runtime 4 ms.
[2026-05-22 15:25:52] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-22 15:25:52] [INFO ] [Nat]Absence check using 12 positive place invariants in 4 ms returned sat
[2026-05-22 15:25:52] [INFO ] [Nat]Absence check using 12 positive and 8 generalized place invariants in 7 ms returned sat
[2026-05-22 15:25:52] [INFO ] After 206ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-22 15:25:52] [INFO ] After 294ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-22 15:25:52] [INFO ] After 432ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-22 15:25:52] [INFO ] Flatten gal took : 40 ms
[2026-05-22 15:25:52] [INFO ] Flatten gal took : 28 ms
[2026-05-22 15:25:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14846161796754036873.gal : 5 ms
[2026-05-22 15:25:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10708475274932914863.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/ReachabilityCardinality14846161796754036873.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10708475274932914863.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10708475274932914863.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 22
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :22 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 78
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :78 after 199
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :199 after 491
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :491 after 1164
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1164 after 2930
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2930 after 5518
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5518 after 59425
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :59425 after 1.93523e+06
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :1.93523e+06 after 2.2379e+06
Detected timeout of ITS tools.
[2026-05-22 15:26:08] [INFO ] Flatten gal took : 35 ms
[2026-05-22 15:26:08] [INFO ] Applying decomposition
[2026-05-22 15:26:08] [INFO ] Flatten gal took : 15 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/graph9475687784870507454.txt' '-o' '/tmp/graph9475687784870507454.bin' '-w' '/tmp/graph9475687784870507454.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9475687784870507454.bin' '-l' '-1' '-v' '-w' '/tmp/graph9475687784870507454.weights' '-q' '0' '-e' '0.001'
[2026-05-22 15:26:08] [INFO ] Decomposing Gal with order
[2026-05-22 15:26:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 15:26:08] [INFO ] Removed a total of 853 redundant transitions.
[2026-05-22 15:26:08] [INFO ] Flatten gal took : 121 ms
[2026-05-22 15:26:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 149 labels/synchronizations in 39 ms.
[2026-05-22 15:26:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15295580530550054576.gal : 15 ms
[2026-05-22 15:26:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15073433910314226292.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/ReachabilityCardinality15295580530550054576.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15073433910314226292.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 ...309
Loading property file /tmp/ReachabilityCardinality15073433910314226292.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 300
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :300 after 574894
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :4.5845e+06 after 5.61493e+07
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 31239 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 15:26:23] [INFO ] Flatten gal took : 85 ms
[2026-05-22 15:26:23] [INFO ] Applying decomposition
[2026-05-22 15:26:23] [INFO ] Flatten gal took : 51 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/graph6343374112187554113.txt' '-o' '/tmp/graph6343374112187554113.bin' '-w' '/tmp/graph6343374112187554113.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6343374112187554113.bin' '-l' '-1' '-v' '-w' '/tmp/graph6343374112187554113.weights' '-q' '0' '-e' '0.001'
[2026-05-22 15:26:24] [INFO ] Decomposing Gal with order
[2026-05-22 15:26:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 15:26:24] [INFO ] Removed a total of 3049 redundant transitions.
[2026-05-22 15:26:24] [INFO ] Flatten gal took : 185 ms
[2026-05-22 15:26:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 365 labels/synchronizations in 38 ms.
[2026-05-22 15:26:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6225816956700806557.gal : 7 ms
[2026-05-22 15:26:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12353279417494759210.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/ReachabilityCardinality6225816956700806557.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12353279417494759210.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/ReachabilityCardinality12353279417494759210.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1 after 50
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :50 after 400
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :400 after 160529
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :160529 after 1.74683e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.74683e+06 after 2.74492e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.74492e+06 after 3.81344e+06
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :3.81344e+06 after 3.93892e+06
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :3.93892e+06 after 2.60163e+07
Detected timeout of ITS tools.
[2026-05-22 15:56:24] [INFO ] Flatten gal took : 37 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin8756469176463804557
[2026-05-22 15:56:24] [INFO ] Applying decomposition
[2026-05-22 15:56:24] [INFO ] Flatten gal took : 11 ms
[2026-05-22 15:56:24] [INFO ] Computing symmetric may disable matrix : 508 transitions.
[2026-05-22 15:56:24] [INFO ] Computation of Complete disable matrix. took 11 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 15:56:24] [INFO ] Computing symmetric may enable matrix : 508 transitions.
[2026-05-22 15:56:24] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph15894807823048994912.txt' '-o' '/tmp/graph15894807823048994912.bin' '-w' '/tmp/graph15894807823048994912.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15894807823048994912.bin' '-l' '-1' '-v' '-w' '/tmp/graph15894807823048994912.weights' '-q' '0' '-e' '0.001'
[2026-05-22 15:56:24] [INFO ] Decomposing Gal with order
[2026-05-22 15:56:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 15:56:25] [INFO ] Computing Do-Not-Accords matrix : 508 transitions.
[2026-05-22 15:56:25] [INFO ] Removed a total of 920 redundant transitions.
[2026-05-22 15:56:25] [INFO ] Computation of Completed DNA matrix. took 13 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-22 15:56:25] [INFO ] Flatten gal took : 42 ms
[2026-05-22 15:56:25] [INFO ] Built C files in 126ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8756469176463804557
[2026-05-22 15:56:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 74 labels/synchronizations in 11 ms.
Running compilation step : cd /tmp/ltsmin8756469176463804557;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-22 15:56:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14681146777899687045.gal : 4 ms
[2026-05-22 15:56:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5959420063782974707.prop : 0 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/ReachabilityCardinality14681146777899687045.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5959420063782974707.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/ReachabilityCardinality5959420063782974707.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 190
Compilation finished in 1480 ms.
Running link step : cd /tmp/ltsmin8756469176463804557;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 66 ms.
Running LTSmin : cd /tmp/ltsmin8756469176463804557;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'AndersonPT09ReachabilityCardinality202404==true'
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2.38596e+07 after 2.68696e+07
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,1.9079e+08,164.225,1851500,74961,268,3.25296e+06,1095,1468,3.05549e+06,197,4921,0
Total reachable state count : 190789646

Verifying 2 reachability properties.
Invariant property Anderson-PT-09-ReachabilityCardinality-2024-04 is true.
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-04 TRUE 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
Anderson-PT-09-ReachabilityCardinality-2024-04,0,166.677,1851500,1,0,3.25296e+06,1095,1517,3.05549e+06,211,4921,607326
Reachability property Anderson-PT-09-ReachabilityCardinality-2024-15 is true.
FORMULA Anderson-PT-09-ReachabilityCardinality-2024-15 TRUE 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
Anderson-PT-09-ReachabilityCardinality-2024-15,4,166.791,1851500,86,37,3.25296e+06,1095,1536,3.05549e+06,212,4921,635845
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2091200 ms.

BK_STOP 1779465552391

--------------------
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//
++ 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 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="Anderson-PT-09"
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 Anderson-PT-09, 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 r002-oct2-177944366000190"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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