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-oct2-177944366200407.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 ASLink-PT-08b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366200407
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 8.4K Mar 5 14:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Mar 5 14:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 14:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 5 14:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:10 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 191K Mar 5 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 5 14:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 5 14:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:10 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 1.2M 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 ASLink-PT-08b-ReachabilityFireability-2024-00
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-01
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-02
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-03
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-04
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-05
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-06
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-07
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-08
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-09
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-10
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-11
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-12
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-13
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-14
FORMULA_NAME ASLink-PT-08b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779484693423

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-22 21:18:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 21:18:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 21:18:15] [INFO ] Load time of PNML (sax parser for PT used): 227 ms
[2026-05-22 21:18:15] [INFO ] Transformed 3618 places.
[2026-05-22 21:18:15] [INFO ] Transformed 4459 transitions.
[2026-05-22 21:18:15] [INFO ] Found NUPN structural information;
[2026-05-22 21:18:15] [INFO ] Parsed PT model containing 3618 places and 4459 transitions and 13543 arcs in 483 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (56 resets) in 1524 ms. (26 steps per ms) remains 11/16 properties
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 293 ms. (136 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 373 ms. (106 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 426 ms. (93 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 443 ms. (90 steps per ms) remains 11/11 properties
[2026-05-22 21:18:16] [INFO ] Flatten gal took : 498 ms
BEST_FIRST walk for 40003 steps (8 resets) in 1005 ms. (39 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 434 ms. (91 steps per ms) remains 11/11 properties
[2026-05-22 21:18:17] [INFO ] Flatten gal took : 387 ms
BEST_FIRST walk for 40003 steps (8 resets) in 135 ms. (294 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 116 ms. (341 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 11/11 properties
[2026-05-22 21:18:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14783607204937143176.gal : 106 ms
[2026-05-22 21:18:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8446862083266435698.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/ReachabilityCardinality14783607204937143176.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8446862083266435698.prop' '--nowitness' '--gen-order' 'FOLLOW'
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15081178968928690955.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11064130544117396113.kers'

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
[2026-05-22 21:18:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15081178968928690955.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11064130544117396113.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 4459 rows 3618 cols 13543 entries
Finished phase 1 with 2455 SingleSign rule and 808 generalized
[2026-05-22 21:18:17] [INFO ] Computed 355 invariants in 35 ms
Computed 355 P flows in 35 ms.
Exported basis to /tmp/petrispot-output-11064130544117396113.kers
Total runtime 41 ms.
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality8446862083266435698.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/274 variables, 274/274 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/274 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1450/1724 variables, 73/347 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1724 variables, 1450/1797 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1724 variables, 0/1797 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 53/1777 variables, 7/1804 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1777 variables, 53/1857 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1777 variables, 0/1857 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 1754/3531 variables, 246/2103 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3531/8077 variables, and 3857 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5038 ms.
Refiners :[Domain max(s): 3531/3618 constraints, Positive P Invariants (semi-flows): 80/80 constraints, Generalized P Invariants (flows): 246/275 constraints, State Equation: 0/3618 constraints, PredecessorRefiner: 11/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/274 variables, 274/274 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/274 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1450/1724 variables, 73/347 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1724 variables, 1450/1797 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :10 after 14
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :14 after 20
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :20 after 292
At refinement iteration 4 (INCLUDED_ONLY) 0/1724 variables, 3/1800 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :292 after 392
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :392 after 805
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :805 after 13922
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :13922 after 110174
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :110174 after 909863
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1724/8077 variables, and 1800 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5021 ms.
Refiners :[Domain max(s): 1724/3618 constraints, Positive P Invariants (semi-flows): 73/80 constraints, Generalized P Invariants (flows): 0/275 constraints, State Equation: 0/3618 constraints, PredecessorRefiner: 4/7 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10282ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 274 out of 3618 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3618/3618 places, 4459/4459 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 708 transitions
Trivial Post-agglo rules discarded 708 transitions
Performed 708 trivial Post agglomeration. Transition count delta: 708
Iterating post reduction 0 with 708 rules applied. Total rules applied 708 place count 3618 transition count 3751
Reduce places removed 708 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 733 rules applied. Total rules applied 1441 place count 2910 transition count 3726
Reduce places removed 6 places and 0 transitions.
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: 41
Iterating post reduction 2 with 47 rules applied. Total rules applied 1488 place count 2904 transition count 3685
Reduce places removed 41 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 1533 place count 2863 transition count 3681
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :909863 after 1.46003e+11
Performed 747 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 747 Pre rules applied. Total rules applied 1533 place count 2863 transition count 2934
Deduced a syphon composed of 747 places in 8 ms
Ensure Unique test removed 63 places
Reduce places removed 810 places and 0 transitions.
Iterating global reduction 4 with 1557 rules applied. Total rules applied 3090 place count 2053 transition count 2934
Discarding 14 places :
Implicit places reduction removed 14 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 4 with 55 rules applied. Total rules applied 3145 place count 2039 transition count 2893
Reduce places removed 41 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 5 with 48 rules applied. Total rules applied 3193 place count 1998 transition count 2886
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 3200 place count 1991 transition count 2886
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 3200 place count 1991 transition count 2865
Deduced a syphon composed of 21 places in 20 ms
Ensure Unique test removed 16 places
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 7 with 58 rules applied. Total rules applied 3258 place count 1954 transition count 2865
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 15 Pre rules applied. Total rules applied 3258 place count 1954 transition count 2850
Deduced a syphon composed of 15 places in 19 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 7 with 30 rules applied. Total rules applied 3288 place count 1939 transition count 2850
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :1.46003e+11 after 5.91046e+11
Discarding 110 places :
Symmetric choice reduction at 7 with 110 rule applications. Total rules 3398 place count 1829 transition count 2740
Iterating global reduction 7 with 110 rules applied. Total rules applied 3508 place count 1829 transition count 2740
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3509 place count 1829 transition count 2739
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 28 Pre rules applied. Total rules applied 3509 place count 1829 transition count 2711
Deduced a syphon composed of 28 places in 9 ms
Ensure Unique test removed 1 places
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 8 with 57 rules applied. Total rules applied 3566 place count 1800 transition count 2711
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3566 place count 1800 transition count 2710
Deduced a syphon composed of 1 places in 8 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 3 rules applied. Total rules applied 3569 place count 1798 transition count 2710
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 3574 place count 1793 transition count 2680
Iterating global reduction 8 with 5 rules applied. Total rules applied 3579 place count 1793 transition count 2680
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 4 Pre rules applied. Total rules applied 3579 place count 1793 transition count 2676
Deduced a syphon composed of 4 places in 7 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 3587 place count 1789 transition count 2676
Performed 193 Post agglomeration using F-continuation condition.Transition count delta: 193
Deduced a syphon composed of 193 places in 7 ms
Ensure Unique test removed 2 places
Reduce places removed 195 places and 0 transitions.
Iterating global reduction 8 with 388 rules applied. Total rules applied 3975 place count 1594 transition count 2483
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 3976 place count 1593 transition count 2482
Iterating global reduction 8 with 1 rules applied. Total rules applied 3977 place count 1593 transition count 2482
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3979 place count 1592 transition count 2491
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 3981 place count 1592 transition count 2489
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3983 place count 1591 transition count 2488
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3984 place count 1590 transition count 2488
Free-agglomeration rule applied 15 times.
Iterating global reduction 10 with 15 rules applied. Total rules applied 3999 place count 1590 transition count 2473
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 10 with 15 rules applied. Total rules applied 4014 place count 1575 transition count 2473
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 11 with 4 rules applied. Total rules applied 4018 place count 1575 transition count 2469
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 4022 place count 1571 transition count 2469
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 4024 place count 1571 transition count 2469
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 4025 place count 1570 transition count 2468
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 4027 place count 1568 transition count 2468
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 13 with 4 Pre rules applied. Total rules applied 4027 place count 1568 transition count 2464
Deduced a syphon composed of 4 places in 6 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 13 with 8 rules applied. Total rules applied 4035 place count 1564 transition count 2464
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 13 with 1 rules applied. Total rules applied 4036 place count 1563 transition count 2464
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 7 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 4042 place count 1560 transition count 2461
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 4043 place count 1559 transition count 2460
Iterating global reduction 14 with 1 rules applied. Total rules applied 4044 place count 1559 transition count 2460
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 4045 place count 1558 transition count 2459
Iterating global reduction 14 with 1 rules applied. Total rules applied 4046 place count 1558 transition count 2459
Applied a total of 4046 rules in 1959 ms. Remains 1558 /3618 variables (removed 2060) and now considering 2459/4459 (removed 2000) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1967 ms. Remains : 1558/3618 places, 2459/4459 transitions.
RANDOM walk for 40000 steps (211 resets) in 768 ms. (52 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (26 resets) in 345 ms. (115 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (30 resets) in 247 ms. (161 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (30 resets) in 261 ms. (152 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :5.91046e+11 after 6.75423e+22
BEST_FIRST walk for 40004 steps (30 resets) in 259 ms. (153 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (26 resets) in 557 ms. (71 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 337 ms. (118 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (33 resets) in 240 ms. (165 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (28 resets) in 284 ms. (140 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (29 resets) in 183 ms. (217 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 122 ms. (325 steps per ms) remains 10/11 properties
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (30 resets) in 142 ms. (279 steps per ms) remains 10/10 properties
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :6.75423e+22 after 2.49778e+35
Interrupted probabilistic random walk after 95501 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 10
Probabilistic random walk after 95501 steps, saw 37705 distinct states, run finished after 3009 ms. (steps per millisecond=31 ) 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-14402565344316172673.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9475778541056254690.kers'
[2026-05-22 21:18:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14402565344316172673.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9475778541056254690.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 8 ms.
// Phase 1: matrix 2459 rows 1549 cols 9273 entries
Finished phase 1 with 476 SingleSign rule and 828 generalized
[2026-05-22 21:18:33] [INFO ] Computed 254 invariants in 46 ms
Computed 254 P flows in 47 ms.
Exported basis to /tmp/petrispot-output-9475778541056254690.kers
Total runtime 49 ms.
[2026-05-22 21:18:33] [INFO ] State equation strengthened by 34 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 621/894 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/894 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 17/911 variables, 5/68 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/911 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 611/1522 variables, 162/230 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1522 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 4/1526 variables, 3/233 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1526 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 2/1528 variables, 2/235 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1528 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (OVERLAPS) 30/1558 variables, 19/254 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1558 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 2459/4017 variables, 1558/1812 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4017 variables, 34/1846 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4017 variables, 0/1846 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 0/4017 variables, 0/1846 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4017/4017 variables, and 1846 constraints, problems are : Problem set: 0 solved, 10 unsolved in 17076 ms.
Refiners :[Positive P Invariants (semi-flows): 73/73 constraints, Generalized P Invariants (flows): 181/181 constraints, State Equation: 1558/1558 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 10/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 621/894 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/894 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/894 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 17/911 variables, 5/69 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/911 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem ASLink-PT-08b-ReachabilityFireability-2024-11 is UNSAT
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 611/1522 variables, 162/231 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1522 variables, 14/245 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1522 variables, 1/246 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1522 variables, 0/246 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 4/1526 variables, 3/249 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1526 variables, 0/249 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 2/1528 variables, 2/251 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1528 variables, 0/251 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 30/1558 variables, 19/270 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1558 variables, 5/275 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1558 variables, 0/275 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Problem ASLink-PT-08b-ReachabilityFireability-2024-01 is UNSAT
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-08b-ReachabilityFireability-2024-09 is UNSAT
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-08b-ReachabilityFireability-2024-13 is UNSAT
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 17 (OVERLAPS) 2459/4017 variables, 1558/1833 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4017 variables, 34/1867 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4017 variables, 4/1871 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4017 variables, 0/1871 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 21 (OVERLAPS) 0/4017 variables, 0/1871 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4017/4017 variables, and 1871 constraints, problems are : Problem set: 4 solved, 6 unsolved in 38157 ms.
Refiners :[Positive P Invariants (semi-flows): 73/73 constraints, Generalized P Invariants (flows): 181/181 constraints, State Equation: 1558/1558 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 8/6 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55358ms problems are : Problem set: 4 solved, 6 unsolved
Fused 6 Parikh solutions to 3 different solutions.
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-00 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 24369 ms.
Support contains 176 out of 1558 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1558/1558 places, 2459/2459 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 1558 transition count 2445
Reduce places removed 15 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 16 rules applied. Total rules applied 30 place count 1543 transition count 2444
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 4 rules applied. Total rules applied 34 place count 1541 transition count 2442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 35 place count 1540 transition count 2442
Performed 59 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 59 Pre rules applied. Total rules applied 35 place count 1540 transition count 2383
Deduced a syphon composed of 59 places in 6 ms
Ensure Unique test removed 11 places
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 4 with 129 rules applied. Total rules applied 164 place count 1470 transition count 2383
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 166 place count 1469 transition count 2382
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 167 place count 1468 transition count 2382
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 3 Pre rules applied. Total rules applied 167 place count 1468 transition count 2379
Deduced a syphon composed of 3 places in 6 ms
Ensure Unique test removed 3 places
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 9 rules applied. Total rules applied 176 place count 1462 transition count 2379
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 177 place count 1461 transition count 2373
Iterating global reduction 6 with 1 rules applied. Total rules applied 178 place count 1461 transition count 2373
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 6 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 6 with 28 rules applied. Total rules applied 206 place count 1447 transition count 2359
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 207 place count 1447 transition count 2358
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 208 place count 1446 transition count 2357
Iterating global reduction 7 with 1 rules applied. Total rules applied 209 place count 1446 transition count 2357
Free-agglomeration rule applied 2 times.
Iterating global reduction 7 with 2 rules applied. Total rules applied 211 place count 1446 transition count 2355
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 213 place count 1444 transition count 2355
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 214 place count 1444 transition count 2354
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 215 place count 1443 transition count 2354
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 216 place count 1443 transition count 2354
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 218 place count 1441 transition count 2352
Applied a total of 218 rules in 605 ms. Remains 1441 /1558 variables (removed 117) and now considering 2352/2459 (removed 107) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 607 ms. Remains : 1441/1558 places, 2352/2459 transitions.
RANDOM walk for 40000 steps (261 resets) in 486 ms. (82 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (38 resets) in 162 ms. (245 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (35 resets) in 382 ms. (104 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (37 resets) in 265 ms. (150 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (37 resets) in 137 ms. (289 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (37 resets) in 101 ms. (392 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 140323 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 5
Probabilistic random walk after 140323 steps, saw 40496 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) 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-7509781955671436855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6425964439612840133.kers'
[2026-05-22 21:19:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7509781955671436855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6425964439612840133.kers]
Culling duplicate invariants (modulo rational): removing 11 columns.
Culled 11 columns in 1 ms.
// Phase 1: matrix 2352 rows 1430 cols 8992 entries
Finished phase 1 with 386 SingleSign rule and 818 generalized
[2026-05-22 21:19:57] [INFO ] Computed 237 invariants in 23 ms
Computed 237 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-6425964439612840133.kers
Total runtime 26 ms.
[2026-05-22 21:19:57] [INFO ] State equation strengthened by 39 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 614/790 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/790 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 21/811 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/811 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 594/1405 variables, 145/212 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1405 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 4/1409 variables, 3/215 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1409 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 2/1411 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1411 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 30/1441 variables, 20/237 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1441 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 2352/3793 variables, 1441/1678 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3793 variables, 39/1717 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3793 variables, 0/1717 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/3793 variables, 0/1717 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3793/3793 variables, and 1717 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5808 ms.
Refiners :[Positive P Invariants (semi-flows): 72/72 constraints, Generalized P Invariants (flows): 165/165 constraints, State Equation: 1441/1441 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 614/790 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/790 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/790 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 21/811 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/811 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 594/1405 variables, 145/213 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1405 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1405 variables, 7/222 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1405 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1405 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 4/1409 variables, 3/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1409 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 2/1411 variables, 2/229 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1411 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 30/1441 variables, 20/249 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1441 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 2352/3793 variables, 1441/1690 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3793 variables, 39/1729 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3793 variables, 3/1732 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3793 variables, 0/1732 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 0/3793 variables, 0/1732 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3793/3793 variables, and 1732 constraints, problems are : Problem set: 0 solved, 5 unsolved in 50401 ms.
Refiners :[Positive P Invariants (semi-flows): 72/72 constraints, Generalized P Invariants (flows): 165/165 constraints, State Equation: 1441/1441 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56292ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 39001 ms.
Support contains 176 out of 1441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1441/1441 places, 2352/2352 transitions.
Applied a total of 0 rules in 47 ms. Remains 1441 /1441 variables (removed 0) and now considering 2352/2352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 1441/1441 places, 2352/2352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1441/1441 places, 2352/2352 transitions.
Applied a total of 0 rules in 46 ms. Remains 1441 /1441 variables (removed 0) and now considering 2352/2352 (removed 0) transitions.
[2026-05-22 21:21:32] [INFO ] Invariant cache hit.
[2026-05-22 21:21:33] [INFO ] Implicit Places using invariants in 1163 ms returned [24, 25, 26, 46, 66, 85, 128, 194, 195, 196, 201, 222, 241, 310, 311, 346, 347, 348, 349, 354, 391, 485, 498, 499, 504, 550, 591, 594, 660, 663, 689, 708, 798, 799, 829, 830, 831, 832, 834, 853, 872, 959, 973, 981, 1000, 1019, 1042, 1104, 1105, 1117, 1118, 1119, 1120, 1123, 1144, 1163, 1238, 1244, 1247, 1259, 1260, 1303, 1308, 1326, 1327, 1328, 1343, 1349, 1355, 1361, 1367, 1373, 1379, 1385, 1391, 1397, 1403]
[2026-05-22 21:21:33] [INFO ] Actually due to overlaps returned [46, 66, 201, 222, 354, 689, 834, 853, 1000, 1144, 1308, 981, 1123, 195, 196, 347, 348, 663, 830, 831, 1120, 1259, 1326, 24, 349, 504, 832, 1119, 1260, 1303, 1327, 485, 959, 1104, 1105, 1117, 1244, 85, 194, 241, 346, 391, 498, 550, 660, 708, 829, 872, 973, 1163, 1328, 1373, 1391, 1403, 25, 26, 128, 499, 591, 1019, 1042, 1118, 1247, 1343, 1349, 1355, 1361, 1367, 1379, 1385, 1397]
Discarding 71 places :
Implicit Place search using SMT only with invariants took 1176 ms to find 71 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1370/1441 places, 2352/2352 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 78 rules applied. Total rules applied 78 place count 1369 transition count 2275
Reduce places removed 77 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Iterating post reduction 1 with 102 rules applied. Total rules applied 180 place count 1292 transition count 2250
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 204 place count 1268 transition count 2250
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 204 place count 1268 transition count 2215
Deduced a syphon composed of 35 places in 4 ms
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 71 rules applied. Total rules applied 275 place count 1232 transition count 2215
Discarding 5 places :
Implicit places reduction removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 3 with 11 rules applied. Total rules applied 286 place count 1227 transition count 2209
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 292 place count 1221 transition count 2209
Discarding 10 places :
Symmetric choice reduction at 5 with 10 rule applications. Total rules 302 place count 1211 transition count 2199
Iterating global reduction 5 with 10 rules applied. Total rules applied 312 place count 1211 transition count 2199
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 314 place count 1209 transition count 2197
Iterating global reduction 5 with 2 rules applied. Total rules applied 316 place count 1209 transition count 2197
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 318 place count 1207 transition count 2193
Iterating global reduction 5 with 2 rules applied. Total rules applied 320 place count 1207 transition count 2193
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 321 place count 1206 transition count 2192
Iterating global reduction 5 with 1 rules applied. Total rules applied 322 place count 1206 transition count 2192
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 323 place count 1205 transition count 2191
Iterating global reduction 5 with 1 rules applied. Total rules applied 324 place count 1205 transition count 2191
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 325 place count 1204 transition count 2189
Iterating global reduction 5 with 1 rules applied. Total rules applied 326 place count 1204 transition count 2189
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 5 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 5 with 116 rules applied. Total rules applied 442 place count 1146 transition count 2131
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 445 place count 1143 transition count 2128
Iterating global reduction 5 with 3 rules applied. Total rules applied 448 place count 1143 transition count 2128
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 451 place count 1143 transition count 2125
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 453 place count 1143 transition count 2123
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 457 place count 1141 transition count 2121
Free-agglomeration rule (complex) applied 18 times.
Iterating global reduction 7 with 18 rules applied. Total rules applied 475 place count 1141 transition count 2103
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 493 place count 1123 transition count 2103
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 8 with 7 rules applied. Total rules applied 500 place count 1123 transition count 2103
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 502 place count 1123 transition count 2103
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 503 place count 1122 transition count 2102
Iterating global reduction 8 with 1 rules applied. Total rules applied 504 place count 1122 transition count 2102
Applied a total of 504 rules in 524 ms. Remains 1122 /1370 variables (removed 248) and now considering 2102/2352 (removed 250) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17990796928528412907.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7125756349402269045.kers'
[2026-05-22 21:21:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17990796928528412907.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7125756349402269045.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 2102 rows 1122 cols 8195 entries
Finished phase 1 with 371 SingleSign rule and 592 generalized
[2026-05-22 21:21:34] [INFO ] Computed 159 invariants in 24 ms
Computed 159 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-7125756349402269045.kers
Total runtime 26 ms.
[2026-05-22 21:21:35] [INFO ] Implicit Places using invariants in 876 ms returned [97, 137, 214, 234, 244, 245, 250, 252, 258, 259, 377, 478, 521, 630, 654, 655, 656, 663, 671, 764, 779, 788, 868, 875, 877, 881, 959, 977, 983, 986, 1101, 1106, 1110, 1114, 1118]
[2026-05-22 21:21:35] [INFO ] Actually due to overlaps returned [258, 671, 259, 788, 252, 663, 868, 875, 881, 977, 983, 97, 137, 214, 234, 244, 250, 377, 478, 521, 630, 654, 656, 764, 779, 959, 986, 1101, 1106, 1110, 1114, 1118]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 878 ms to find 32 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1090/1441 places, 2102/2352 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1077 transition count 2089
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1077 transition count 2089
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 29 place count 1074 transition count 2084
Iterating global reduction 0 with 3 rules applied. Total rules applied 32 place count 1074 transition count 2084
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 34 place count 1072 transition count 2082
Iterating global reduction 0 with 2 rules applied. Total rules applied 36 place count 1072 transition count 2082
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 38 place count 1072 transition count 2080
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 4 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 1 with 18 rules applied. Total rules applied 56 place count 1063 transition count 2071
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1063 transition count 2070
Free-agglomeration rule applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 65 place count 1063 transition count 2062
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 73 place count 1055 transition count 2062
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 1055 transition count 2059
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 79 place count 1052 transition count 2059
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 80 place count 1052 transition count 2059
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 81 place count 1052 transition count 2059
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 82 place count 1051 transition count 2058
Iterating global reduction 3 with 1 rules applied. Total rules applied 83 place count 1051 transition count 2058
Applied a total of 83 rules in 349 ms. Remains 1051 /1090 variables (removed 39) and now considering 2058/2102 (removed 44) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3672497774686508501.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17355929453193979703.kers'
[2026-05-22 21:21:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3672497774686508501.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17355929453193979703.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2058 rows 1051 cols 8006 entries
Finished phase 1 with 365 SingleSign rule and 559 generalized
[2026-05-22 21:21:35] [INFO ] Computed 127 invariants in 57 ms
Computed 127 P flows in 57 ms.
Exported basis to /tmp/petrispot-output-17355929453193979703.kers
Total runtime 58 ms.
[2026-05-22 21:21:36] [INFO ] Implicit Places using invariants in 770 ms returned [234, 628]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 786 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 1049/1441 places, 2058/2352 transitions.
Applied a total of 0 rules in 32 ms. Remains 1049 /1049 variables (removed 0) and now considering 2058/2058 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 3793 ms. Remains : 1049/1441 places, 2058/2352 transitions.
RANDOM walk for 40000 steps (294 resets) in 477 ms. (83 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (42 resets) in 89 ms. (444 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (36 resets) in 243 ms. (163 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (43 resets) in 262 ms. (152 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (40 resets) in 102 ms. (388 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (43 resets) in 108 ms. (366 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 61233 steps, run timeout after 3001 ms. (steps per millisecond=20 ) properties seen :0 out of 5
Probabilistic random walk after 61233 steps, saw 39411 distinct states, run finished after 3001 ms. (steps per millisecond=20 ) 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-519772612133735413.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8531522020873371190.kers'
[2026-05-22 21:21:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-519772612133735413.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8531522020873371190.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2058 rows 1049 cols 8002 entries
Finished phase 1 with 364 SingleSign rule and 560 generalized
[2026-05-22 21:21:40] [INFO ] Computed 125 invariants in 18 ms
Computed 125 P flows in 31 ms.
Exported basis to /tmp/petrispot-output-8531522020873371190.kers
Total runtime 33 ms.
[2026-05-22 21:21:40] [INFO ] State equation strengthened by 13 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 446/622 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/622 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 422/1044 variables, 84/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1044 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 5/1049 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1049 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 2058/3107 variables, 1049/1174 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3107 variables, 13/1187 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3107 variables, 0/1187 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/3107 variables, 0/1187 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3107/3107 variables, and 1187 constraints, problems are : Problem set: 0 solved, 5 unsolved in 4079 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 85/85 constraints, State Equation: 1049/1049 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 446/622 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/622 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 422/1044 variables, 84/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1044 variables, 4/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1044 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1044 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 5/1049 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1049 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 2058/3107 variables, 1049/1179 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3107 variables, 13/1192 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3107 variables, 3/1195 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3107 variables, 0/1195 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/3107 variables, 1/1196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3107 variables, 0/1196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/3107 variables, 0/1196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3107/3107 variables, and 1196 constraints, problems are : Problem set: 0 solved, 5 unsolved in 31209 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 85/85 constraints, State Equation: 1049/1049 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35347ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 15066 ms.
Support contains 176 out of 1049 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1049/1049 places, 2058/2058 transitions.
Applied a total of 0 rules in 37 ms. Remains 1049 /1049 variables (removed 0) and now considering 2058/2058 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 1049/1049 places, 2058/2058 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1049/1049 places, 2058/2058 transitions.
Applied a total of 0 rules in 36 ms. Remains 1049 /1049 variables (removed 0) and now considering 2058/2058 (removed 0) transitions.
[2026-05-22 21:22:30] [INFO ] Invariant cache hit.
[2026-05-22 21:22:31] [INFO ] Implicit Places using invariants in 946 ms returned []
[2026-05-22 21:22:31] [INFO ] Invariant cache hit.
[2026-05-22 21:22:32] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-22 21:22:46] [INFO ] Implicit Places using invariants and state equation in 14709 ms returned []
Implicit Place search using SMT with State Equation took 15667 ms to find 0 implicit places.
[2026-05-22 21:22:46] [INFO ] Redundant transitions in 121 ms returned []
Running 2050 sub problems to find dead transitions.
[2026-05-22 21:22:46] [INFO ] Invariant cache hit.
[2026-05-22 21:22:46] [INFO ] State equation strengthened by 13 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1045 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2050 unsolved
SMT process timed out in 30932ms, After SMT, problems are : Problem set: 0 solved, 2050 unsolved
Search for dead transitions found 0 dead transitions in 30947ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46825 ms. Remains : 1049/1049 places, 2058/2058 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 4937 edges and 1049 vertex of which 1048 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 1 place count 1048 transition count 2054
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 1044 transition count 2054
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 11 place count 1043 transition count 2053
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 1043 transition count 2052
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 1042 transition count 2052
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 14 place count 1042 transition count 2052
Applied a total of 14 rules in 136 ms. Remains 1042 /1049 variables (removed 7) and now considering 2052/2058 (removed 6) transitions.
Running SMT prover for 5 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8229191406585197471.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15986504738357416848.kers'
[2026-05-22 21:23:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8229191406585197471.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15986504738357416848.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 2052 rows 1042 cols 7992 entries
Finished phase 1 with 357 SingleSign rule and 561 generalized
[2026-05-22 21:23:17] [INFO ] Computed 124 invariants in 48 ms
Computed 124 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-15986504738357416848.kers
Total runtime 54 ms.
[2026-05-22 21:23:17] [INFO ] [Real]Absence check using 39 positive place invariants in 12 ms returned sat
[2026-05-22 21:23:17] [INFO ] [Real]Absence check using 39 positive and 85 generalized place invariants in 28 ms returned sat
[2026-05-22 21:23:17] [INFO ] After 376ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2026-05-22 21:23:18] [INFO ] [Nat]Absence check using 39 positive place invariants in 35 ms returned sat
[2026-05-22 21:23:18] [INFO ] [Nat]Absence check using 39 positive and 85 generalized place invariants in 47 ms returned sat
[2026-05-22 21:23:27] [INFO ] After 8819ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-22 21:23:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 311 ms
TRAPS : Iteration 1
[2026-05-22 21:23:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 364 ms
TRAPS : Iteration 2
[2026-05-22 21:23:35] [INFO ] After 16956ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2026-05-22 21:23:38] [INFO ] After 20187ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 20808 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 21:23:38] [INFO ] Flatten gal took : 111 ms
[2026-05-22 21:23:38] [INFO ] Applying decomposition
[2026-05-22 21:23:38] [INFO ] Flatten gal took : 101 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/graph6730037253366908049.txt' '-o' '/tmp/graph6730037253366908049.bin' '-w' '/tmp/graph6730037253366908049.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6730037253366908049.bin' '-l' '-1' '-v' '-w' '/tmp/graph6730037253366908049.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:23:39] [INFO ] Decomposing Gal with order
[2026-05-22 21:23:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:23:40] [INFO ] Removed a total of 3192 redundant transitions.
[2026-05-22 21:23:40] [INFO ] Flatten gal took : 318 ms
[2026-05-22 21:23:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 24 labels/synchronizations in 49 ms.
[2026-05-22 21:23:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13537808791534236133.gal : 50 ms
[2026-05-22 21:23:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1075507199875458639.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/ReachabilityCardinality13537808791534236133.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1075507199875458639.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/ReachabilityCardinality1075507199875458639.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :1 after 4.44031e+08
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :4.44031e+08 after 6.01381e+23
Detected timeout of ITS tools.
[2026-05-22 21:53:40] [INFO ] Flatten gal took : 70 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7667312281025968833
[2026-05-22 21:53:40] [INFO ] Too many transitions (2058) to apply POR reductions. Disabling POR matrices.
[2026-05-22 21:53:40] [INFO ] Applying decomposition
[2026-05-22 21:53:40] [INFO ] Built C files in 51ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7667312281025968833
Running compilation step : cd /tmp/ltsmin7667312281025968833;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '144' '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 21:53:40] [INFO ] Flatten gal took : 49 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/graph12136269476396624976.txt' '-o' '/tmp/graph12136269476396624976.bin' '-w' '/tmp/graph12136269476396624976.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12136269476396624976.bin' '-l' '-1' '-v' '-w' '/tmp/graph12136269476396624976.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:53:40] [INFO ] Decomposing Gal with order
[2026-05-22 21:53:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:53:41] [INFO ] Removed a total of 3353 redundant transitions.
[2026-05-22 21:53:41] [INFO ] Flatten gal took : 112 ms
[2026-05-22 21:53:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 197 labels/synchronizations in 60 ms.
[2026-05-22 21:53:41] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability15495944516806244157.gal : 19 ms
[2026-05-22 21:53:41] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability8043437308600009816.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/ReachabilityFireability15495944516806244157.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability8043437308600009816.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/ReachabilityFireability8043437308600009816.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :1 after 10
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :10 after 865
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :865 after 2.41589e+09
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :2.41589e+09 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 16384
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 32768
SDD size :7.03478e+14 after 7.03478e+14
Compilation finished in 4949 ms.
Running link step : cd /tmp/ltsmin7667312281025968833;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 71 ms.
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202407==true'
SDD proceeding with computation,5 properties remain. new max is 65536
SDD size :7.03478e+14 after 7.03478e+14
SDD proceeding with computation,5 properties remain. new max is 131072
SDD size :5.94048e+15 after 2.38603e+18
SDD proceeding with computation,5 properties remain. new max is 262144
SDD size :2.38603e+18 after 5.64971e+18
SDD proceeding with computation,5 properties remain. new max is 524288
SDD size :5.64971e+18 after 1.0253e+20
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202407==true'
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202408==true'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202408==true'
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202412==true'
SDD proceeding with computation,5 properties remain. new max is 1048576
SDD size :3.66961e+28 after 3.66961e+28
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202412==true'
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202414==true'
SDD proceeding with computation,5 properties remain. new max is 2097152
SDD size :3.66961e+28 after 5.27462e+28
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202414==true'
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202415==true'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202415==true'
Retrying LTSmin with larger timeout 5760 s
Running LTSmin : cd /tmp/ltsmin7667312281025968833;'/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' 'ASLinkPT08bReachabilityFireability202407==true'
Reachability property ASLink-PT-08b-ReachabilityFireability-2024-15 is true.
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property ASLink-PT-08b-ReachabilityFireability-2024-14 is true.
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property ASLink-PT-08b-ReachabilityFireability-2024-12 is true.
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property ASLink-PT-08b-ReachabilityFireability-2024-08 is true.
FORMULA ASLink-PT-08b-ReachabilityFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 2097152
SDD size :6.02281e+28 after 6.02281e+28

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ 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 ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-08b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is ASLink-PT-08b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r002-oct2-177944366200407"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-08b.tgz
mv ASLink-PT-08b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;