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-oct2-177944366200399.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-08a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366200399
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.2K Mar 5 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 5 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 5 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 5 14:02 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 3.8K Mar 15 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:10 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Mar 5 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 5 14:02 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 757K 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-08a-ReachabilityFireability-2024-00
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-01
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-02
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-03
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-04
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-05
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-06
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-07
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-08
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-09
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-10
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-11
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-12
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-13
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-14
FORMULA_NAME ASLink-PT-08a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779483594555

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-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-22 20:59:56] [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 20:59:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:59:56] [INFO ] Load time of PNML (sax parser for PT used): 215 ms
[2026-05-22 20:59:56] [INFO ] Transformed 1796 places.
[2026-05-22 20:59:56] [INFO ] Transformed 2646 transitions.
[2026-05-22 20:59:56] [INFO ] Found NUPN structural information;
[2026-05-22 20:59:56] [INFO ] Parsed PT model containing 1796 places and 2646 transitions and 9934 arcs in 333 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 28 transitions
Reduce redundant transitions removed 28 transitions.
RANDOM walk for 40000 steps (183 resets) in 2338 ms. (17 steps per ms) remains 11/16 properties
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 20:59:57] [INFO ] Flatten gal took : 410 ms
BEST_FIRST walk for 40004 steps (18 resets) in 668 ms. (59 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (20 resets) in 647 ms. (61 steps per ms) remains 11/11 properties
[2026-05-22 20:59:57] [INFO ] Flatten gal took : 209 ms
BEST_FIRST walk for 40004 steps (11 resets) in 374 ms. (106 steps per ms) remains 11/11 properties
[2026-05-22 20:59:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2160084438616995365.gal : 95 ms
BEST_FIRST walk for 40003 steps (20 resets) in 345 ms. (115 steps per ms) remains 11/11 properties
[2026-05-22 20:59:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2606960817091880482.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/ReachabilityCardinality2160084438616995365.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2606960817091880482.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40004 steps (18 resets) in 1089 ms. (36 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 436 ms. (91 steps per ms) remains 11/11 properties
Loading property file /tmp/ReachabilityCardinality2606960817091880482.prop.
BEST_FIRST walk for 40004 steps (18 resets) in 268 ms. (148 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (15 resets) in 221 ms. (180 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (15 resets) in 207 ms. (192 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 221 ms. (180 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (20 resets) in 154 ms. (258 steps per ms) remains 11/11 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9545149866733463945.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7140131510301514106.kers'
[2026-05-22 20:59:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9545149866733463945.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7140131510301514106.kers]
Culling duplicate invariants (modulo rational): removing 32 columns.
Culled 32 columns in 1 ms.
// Phase 1: matrix 2618 rows 1764 cols 9814 entries
Finished phase 1 with 684 SingleSign rule and 766 generalized
[2026-05-22 20:59:58] [INFO ] Computed 346 invariants in 23 ms
Computed 346 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-7140131510301514106.kers
Total runtime 27 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/255 variables, 255/255 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/255 variables, 1/256 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 513/768 variables, 49/305 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/768 variables, 513/818 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/768 variables, 1/819 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/768 variables, 0/819 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 123/891 variables, 32/851 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/891 variables, 123/974 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/891 variables, 0/974 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem ASLink-PT-08a-ReachabilityFireability-2024-05 is UNSAT
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 10 (OVERLAPS) 874/1765 variables, 246/1220 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :9 after 25
At refinement iteration 11 (INCLUDED_ONLY) 0/1765 variables, 874/2094 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :25 after 44
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :44 after 68
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :68 after 267
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :267 after 5797
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :5797 after 66760
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :66760 after 2.04955e+10
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :2.04955e+10 after 2.0733e+21
At refinement iteration 12 (INCLUDED_ONLY) 0/1765 variables, 0/2094 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 31/1796 variables, 17/2111 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Invariant property ASLink-PT-08a-ReachabilityFireability-2024-11 does not hold.
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 14 (INCLUDED_ONLY) 0/1796 variables, 31/2142 constraints. Problems are: Problem set: 2 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1796/4414 variables, and 2142 constraints, problems are : Problem set: 2 solved, 9 unsolved in 5036 ms.
Refiners :[Domain max(s): 1796/1796 constraints, Positive P Invariants (semi-flows): 81/81 constraints, Generalized P Invariants (flows): 265/265 constraints, State Equation: 0/1796 constraints, PredecessorRefiner: 11/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 237/237 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/237 variables, 0/237 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 514/751 variables, 47/284 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/751 variables, 514/798 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/751 variables, 1/799 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/751 variables, 0/799 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 131/882 variables, 34/833 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/882 variables, 131/964 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/882 variables, 0/964 constraints. Problems are: Problem set: 2 solved, 9 unsolved
Problem ASLink-PT-08a-ReachabilityFireability-2024-03 is UNSAT
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (OVERLAPS) 881/1763 variables, 245/1209 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1763 variables, 881/2090 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SMT process timed out in 10461ms, After SMT, problems are : Problem set: 3 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 213 out of 1796 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1796/1796 places, 2618/2618 transitions.
Ensure Unique test removed 32 places
Discarding 16 places :
Implicit places reduction removed 16 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 130 transitions
Trivial Post-agglo rules discarded 130 transitions
Performed 130 trivial Post agglomeration. Transition count delta: 130
Iterating post reduction 0 with 178 rules applied. Total rules applied 178 place count 1748 transition count 2488
Reduce places removed 130 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 1 with 143 rules applied. Total rules applied 321 place count 1618 transition count 2475
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 334 place count 1605 transition count 2475
Performed 149 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 149 Pre rules applied. Total rules applied 334 place count 1605 transition count 2326
Deduced a syphon composed of 149 places in 5 ms
Ensure Unique test removed 50 places
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 3 with 348 rules applied. Total rules applied 682 place count 1406 transition count 2326
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 3 with 1 rules applied. Total rules applied 683 place count 1406 transition count 2325
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 684 place count 1405 transition count 2325
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 691 place count 1398 transition count 2293
Ensure Unique test removed 1 places
Iterating global reduction 5 with 8 rules applied. Total rules applied 699 place count 1397 transition count 2293
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 5 with 5 rules applied. Total rules applied 704 place count 1396 transition count 2289
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 706 place count 1394 transition count 2289
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 5 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 7 with 90 rules applied. Total rules applied 796 place count 1349 transition count 2244
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 797 place count 1349 transition count 2243
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 798 place count 1348 transition count 2243
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 8 with 7 rules applied. Total rules applied 805 place count 1348 transition count 2236
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 812 place count 1341 transition count 2236
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 9 with 7 rules applied. Total rules applied 819 place count 1341 transition count 2236
Applied a total of 819 rules in 747 ms. Remains 1341 /1796 variables (removed 455) and now considering 2236/2618 (removed 382) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 759 ms. Remains : 1341/1796 places, 2236/2618 transitions.
RANDOM walk for 40000 steps (312 resets) in 732 ms. (54 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (39 resets) in 347 ms. (114 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (35 resets) in 245 ms. (162 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (34 resets) in 125 ms. (317 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (37 resets) in 276 ms. (144 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (37 resets) in 184 ms. (216 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (38 resets) in 138 ms. (287 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (39 resets) in 163 ms. (243 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (39 resets) in 127 ms. (312 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 121808 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 8
Probabilistic random walk after 121808 steps, saw 36005 distinct states, run finished after 3007 ms. (steps per millisecond=40 ) 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-10290699295013946035.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17012602320606683149.kers'
[2026-05-22 21:00:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10290699295013946035.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17012602320606683149.kers]
Culling duplicate invariants (modulo rational): removing 13 columns.
Culled 13 columns in 1 ms.
// Phase 1: matrix 2236 rows 1328 cols 8806 entries
Finished phase 1 with 335 SingleSign rule and 760 generalized
[2026-05-22 21:00:13] [INFO ] Computed 246 invariants in 21 ms
Computed 246 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-17012602320606683149.kers
Total runtime 24 ms.
[2026-05-22 21:00:13] [INFO ] State equation strengthened by 40 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 402/615 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/615 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/615 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 82/697 variables, 31/71 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/697 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 622/1319 variables, 157/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1319 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 22/1341 variables, 18/246 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1341 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 2236/3577 variables, 1341/1587 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3577 variables, 40/1627 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3577 variables, 0/1627 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 0/3577 variables, 0/1627 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3577/3577 variables, and 1627 constraints, problems are : Problem set: 0 solved, 8 unsolved in 6444 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 176/176 constraints, State Equation: 1341/1341 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 8/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 402/615 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/615 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/615 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 82/697 variables, 31/71 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/697 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 622/1319 variables, 157/228 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem ASLink-PT-08a-ReachabilityFireability-2024-08 is UNSAT
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 7 (INCLUDED_ONLY) 0/1319 variables, 3/231 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1319 variables, 0/231 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 22/1341 variables, 18/249 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1341 variables, 0/249 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Problem ASLink-PT-08a-ReachabilityFireability-2024-07 is UNSAT
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-08a-ReachabilityFireability-2024-09 is UNSAT
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 11 (OVERLAPS) 2236/3577 variables, 1341/1590 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3577 variables, 40/1630 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3577 variables, 2/1632 constraints. Problems are: Problem set: 3 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3577/3577 variables, and 1632 constraints, problems are : Problem set: 3 solved, 5 unsolved in 45028 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 176/176 constraints, State Equation: 1341/1341 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 7/3 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 51558ms problems are : Problem set: 3 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 169 out of 1341 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1341/1341 places, 2236/2236 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 0 with 6 rules applied. Total rules applied 6 place count 1341 transition count 2230
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 1335 transition count 2230
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 12 place count 1335 transition count 2224
Deduced a syphon composed of 6 places in 7 ms
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 26 place count 1327 transition count 2224
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 1326 transition count 2218
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 1326 transition count 2218
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 1326 transition count 2218
Applied a total of 29 rules in 303 ms. Remains 1326 /1341 variables (removed 15) and now considering 2218/2236 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 305 ms. Remains : 1326/1341 places, 2218/2236 transitions.
RANDOM walk for 40000 steps (312 resets) in 516 ms. (77 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (39 resets) in 392 ms. (101 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (38 resets) in 317 ms. (125 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (39 resets) in 187 ms. (212 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (35 resets) in 301 ms. (132 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (38 resets) in 163 ms. (243 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 126115 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 5
Probabilistic random walk after 126115 steps, saw 37533 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) 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-12301868926216148073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12782339973334263270.kers'
[2026-05-22 21:01:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12301868926216148073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12782339973334263270.kers]
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 1 ms.
// Phase 1: matrix 2218 rows 1312 cols 8747 entries
Finished phase 1 with 321 SingleSign rule and 761 generalized
[2026-05-22 21:01:08] [INFO ] Computed 244 invariants in 20 ms
Computed 244 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-12782339973334263270.kers
Total runtime 23 ms.
[2026-05-22 21:01:09] [INFO ] State equation strengthened by 44 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/169 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 353/522 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/522 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/522 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 128/650 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 644/1294 variables, 152/222 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1294 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 32/1326 variables, 22/244 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1326 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 2218/3544 variables, 1326/1570 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3544 variables, 44/1614 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3544 variables, 0/1614 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/3544 variables, 0/1614 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3544/3544 variables, and 1614 constraints, problems are : Problem set: 0 solved, 5 unsolved in 4445 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 175/175 constraints, State Equation: 1326/1326 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 5/2 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) 0/169 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 353/522 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/522 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/522 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 128/650 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 644/1294 variables, 152/222 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1294 variables, 2/224 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1294 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 32/1326 variables, 22/246 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1326 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 2218/3544 variables, 1326/1572 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3544 variables, 44/1616 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3544 variables, 2/1618 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3544 variables, 1/1619 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3544 variables, 0/1619 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/3544 variables, 0/1619 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3544/3544 variables, and 1619 constraints, problems are : Problem set: 0 solved, 5 unsolved in 39810 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 175/175 constraints, State Equation: 1326/1326 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 5/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44342ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 28810 ms.
Support contains 169 out of 1326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1326/1326 places, 2218/2218 transitions.
Applied a total of 0 rules in 60 ms. Remains 1326 /1326 variables (removed 0) and now considering 2218/2218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 1326/1326 places, 2218/2218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1326/1326 places, 2218/2218 transitions.
Applied a total of 0 rules in 62 ms. Remains 1326 /1326 variables (removed 0) and now considering 2218/2218 (removed 0) transitions.
[2026-05-22 21:02:22] [INFO ] Invariant cache hit.
[2026-05-22 21:02:23] [INFO ] Implicit Places using invariants in 1190 ms returned [1, 19, 23, 33, 51, 69, 133, 154, 167, 168, 169, 171, 207, 300, 301, 302, 303, 323, 341, 391, 418, 430, 445, 446, 448, 449, 467, 485, 547, 570, 583, 584, 585, 586, 587, 623, 675, 697, 710, 725, 726, 727, 728, 748, 766, 805, 825, 845, 861, 874, 875, 876, 878, 896, 914, 996, 1011, 1012, 1013, 1014, 1015, 1051, 1090, 1104, 1137, 1142, 1153, 1154, 1155, 1156, 1192, 1194, 1197, 1216, 1217, 1218, 1230, 1236, 1242, 1248, 1254, 1260, 1266, 1272, 1278, 1284, 1290]
[2026-05-22 21:02:23] [INFO ] Actually due to overlaps returned [1192, 33, 51, 171, 323, 449, 467, 587, 748, 878, 896, 1015, 1197, 303, 448, 586, 728, 1014, 1156, 1216, 169, 302, 585, 727, 876, 1013, 1155, 1194, 1, 168, 301, 430, 446, 570, 584, 710, 726, 861, 875, 996, 1012, 1137, 1154, 19, 69, 167, 207, 300, 341, 445, 485, 583, 623, 725, 766, 874, 914, 1011, 1051, 1153, 1218, 1260, 1278, 1290, 23, 154, 391, 418, 1142, 1217, 1230, 1236, 1242, 1248, 1254, 1266, 1272, 1284]
Discarding 78 places :
Implicit Place search using SMT only with invariants took 1205 ms to find 78 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1248/1326 places, 2218/2218 transitions.
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 75 transitions
Trivial Post-agglo rules discarded 75 transitions
Performed 75 trivial Post agglomeration. Transition count delta: 75
Iterating post reduction 0 with 82 rules applied. Total rules applied 82 place count 1241 transition count 2143
Reduce places removed 75 places and 0 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Iterating post reduction 1 with 89 rules applied. Total rules applied 171 place count 1166 transition count 2129
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 185 place count 1152 transition count 2129
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 43 Pre rules applied. Total rules applied 185 place count 1152 transition count 2086
Deduced a syphon composed of 43 places in 2 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 3 with 86 rules applied. Total rules applied 271 place count 1109 transition count 2086
Discarding 13 places :
Implicit places reduction removed 13 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 3 with 24 rules applied. Total rules applied 295 place count 1096 transition count 2075
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 306 place count 1085 transition count 2075
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 306 place count 1085 transition count 2074
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 308 place count 1084 transition count 2074
Discarding 16 places :
Symmetric choice reduction at 5 with 16 rule applications. Total rules 324 place count 1068 transition count 2058
Iterating global reduction 5 with 16 rules applied. Total rules applied 340 place count 1068 transition count 2058
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 341 place count 1068 transition count 2057
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 341 place count 1068 transition count 2056
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 343 place count 1067 transition count 2056
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 349 place count 1061 transition count 2050
Iterating global reduction 6 with 6 rules applied. Total rules applied 355 place count 1061 transition count 2050
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 358 place count 1061 transition count 2047
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 359 place count 1060 transition count 2046
Iterating global reduction 7 with 1 rules applied. Total rules applied 360 place count 1060 transition count 2046
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 361 place count 1059 transition count 2045
Iterating global reduction 7 with 1 rules applied. Total rules applied 362 place count 1059 transition count 2045
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Deduced a syphon composed of 47 places in 2 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 7 with 94 rules applied. Total rules applied 456 place count 1012 transition count 1998
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 460 place count 1008 transition count 1994
Iterating global reduction 7 with 4 rules applied. Total rules applied 464 place count 1008 transition count 1994
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 466 place count 1008 transition count 1992
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 467 place count 1008 transition count 1991
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 469 place count 1007 transition count 1990
Free-agglomeration rule applied 4 times.
Iterating global reduction 8 with 4 rules applied. Total rules applied 473 place count 1007 transition count 1986
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 479 place count 1003 transition count 1984
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 9 with 24 rules applied. Total rules applied 503 place count 1003 transition count 1960
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 527 place count 979 transition count 1960
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 528 place count 978 transition count 1959
Iterating global reduction 10 with 1 rules applied. Total rules applied 529 place count 978 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 530 place count 978 transition count 1958
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 531 place count 978 transition count 1957
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 11 with 12 rules applied. Total rules applied 543 place count 978 transition count 1957
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 544 place count 978 transition count 1957
Applied a total of 544 rules in 796 ms. Remains 978 /1248 variables (removed 270) and now considering 1957/2218 (removed 261) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15915610600217471100.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9525714692028461161.kers'
[2026-05-22 21:02:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15915610600217471100.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9525714692028461161.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1957 rows 978 cols 7960 entries
Finished phase 1 with 391 SingleSign rule and 441 generalized
[2026-05-22 21:02:24] [INFO ] Computed 146 invariants in 14 ms
Computed 146 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-9525714692028461161.kers
Total runtime 19 ms.
[2026-05-22 21:02:25] [INFO ] Implicit Places using invariants in 785 ms returned [78, 115, 118, 189, 210, 218, 224, 226, 233, 288, 344, 348, 353, 409, 426, 448, 453, 454, 507, 538, 554, 559, 560, 615, 633, 660, 675, 680, 681, 734, 751, 758, 761, 763, 765, 770, 771, 824, 858, 864, 865, 949, 968]
[2026-05-22 21:02:25] [INFO ] Actually due to overlaps returned [554, 675, 865, 765, 448, 348, 226, 426, 751, 758, 763, 78, 115, 118, 189, 210, 218, 224, 288, 344, 409, 507, 538, 615, 633, 660, 734, 824, 858, 864, 949, 968]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 794 ms to find 32 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 946/1326 places, 1957/2218 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 946 transition count 1956
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 945 transition count 1956
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 11 place count 936 transition count 1947
Iterating global reduction 2 with 9 rules applied. Total rules applied 20 place count 936 transition count 1947
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 24 place count 932 transition count 1943
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 932 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 930 transition count 1941
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 930 transition count 1941
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 52 place count 920 transition count 1931
Free-agglomeration rule applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 62 place count 920 transition count 1921
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 72 place count 910 transition count 1921
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 76 place count 910 transition count 1917
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 80 place count 906 transition count 1917
Applied a total of 80 rules in 206 ms. Remains 906 /946 variables (removed 40) and now considering 1917/1957 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9783129788931081246.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12113716982009215754.kers'
[2026-05-22 21:02:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9783129788931081246.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12113716982009215754.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1917 rows 906 cols 7693 entries
Finished phase 1 with 394 SingleSign rule and 398 generalized
[2026-05-22 21:02:25] [INFO ] Computed 114 invariants in 14 ms
Computed 114 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-12113716982009215754.kers
Total runtime 15 ms.
[2026-05-22 21:02:25] [INFO ] Implicit Places using invariants in 718 ms returned [214, 328, 424, 425, 523, 524, 639, 640, 713, 714]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 737 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 896/1326 places, 1917/2218 transitions.
Applied a total of 0 rules in 35 ms. Remains 896 /896 variables (removed 0) and now considering 1917/1917 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 3836 ms. Remains : 896/1326 places, 1917/2218 transitions.
RANDOM walk for 40000 steps (535 resets) in 809 ms. (49 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (70 resets) in 189 ms. (210 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (68 resets) in 196 ms. (203 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (70 resets) in 109 ms. (363 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (62 resets) in 254 ms. (156 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (64 resets) in 89 ms. (444 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 182216 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 5
Probabilistic random walk after 182216 steps, saw 40300 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) 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-3031389880788004781.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8031360467948241374.kers'
[2026-05-22 21:02:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3031389880788004781.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8031360467948241374.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1917 rows 896 cols 7562 entries
Finished phase 1 with 357 SingleSign rule and 435 generalized
[2026-05-22 21:02:29] [INFO ] Computed 104 invariants in 14 ms
Computed 104 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-8031360467948241374.kers
Total runtime 29 ms.
[2026-05-22 21:02:29] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/169 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 376/545 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/545 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 346/891 variables, 71/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/891 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 5/896 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/896 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1917/2813 variables, 896/1000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2813 variables, 3/1003 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2813 variables, 0/1003 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/2813 variables, 0/1003 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2813/2813 variables, and 1003 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3172 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 72/72 constraints, State Equation: 896/896 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 5/2 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) 0/169 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 376/545 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/545 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 346/891 variables, 71/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/891 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 5/896 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/896 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1917/2813 variables, 896/1000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2813 variables, 3/1003 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2813 variables, 2/1005 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2813 variables, 0/1005 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/2813 variables, 0/1005 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2813/2813 variables, and 1005 constraints, problems are : Problem set: 0 solved, 5 unsolved in 23205 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 72/72 constraints, State Equation: 896/896 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 5/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26494ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 14138 ms.
Support contains 169 out of 896 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 896/896 places, 1917/1917 transitions.
Applied a total of 0 rules in 28 ms. Remains 896 /896 variables (removed 0) and now considering 1917/1917 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 896/896 places, 1917/1917 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 896/896 places, 1917/1917 transitions.
Applied a total of 0 rules in 27 ms. Remains 896 /896 variables (removed 0) and now considering 1917/1917 (removed 0) transitions.
[2026-05-22 21:03:10] [INFO ] Invariant cache hit.
[2026-05-22 21:03:10] [INFO ] Implicit Places using invariants in 495 ms returned []
[2026-05-22 21:03:10] [INFO ] Invariant cache hit.
[2026-05-22 21:03:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 21:03:12] [INFO ] Implicit Places using invariants and state equation in 2067 ms returned []
Implicit Place search using SMT with State Equation took 2565 ms to find 0 implicit places.
[2026-05-22 21:03:12] [INFO ] Redundant transitions in 119 ms returned []
Running 1916 sub problems to find dead transitions.
[2026-05-22 21:03:12] [INFO ] Invariant cache hit.
[2026-05-22 21:03:12] [INFO ] State equation strengthened by 3 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/895 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 1916 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 895/2813 variables, and 60 constraints, problems are : Problem set: 0 solved, 1916 unsolved in 30075 ms.
Refiners :[Positive P Invariants (semi-flows): 0/32 constraints, Generalized P Invariants (flows): 60/72 constraints, State Equation: 0/896 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 1916/1916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1916 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/895 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 1916 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 895/2813 variables, and 60 constraints, problems are : Problem set: 0 solved, 1916 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/32 constraints, Generalized P Invariants (flows): 60/72 constraints, State Equation: 0/896 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 0/1916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60993ms problems are : Problem set: 0 solved, 1916 unsolved
Search for dead transitions found 0 dead transitions in 61017ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63774 ms. Remains : 896/896 places, 1917/1917 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 30 ms. Remains 896 /896 variables (removed 0) and now considering 1917/1917 (removed 0) transitions.
Running SMT prover for 5 properties.
[2026-05-22 21:04:13] [INFO ] Invariant cache hit.
[2026-05-22 21:04:14] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2026-05-22 21:04:14] [INFO ] [Nat]Absence check using 32 positive place invariants in 9 ms returned sat
[2026-05-22 21:04:14] [INFO ] [Nat]Absence check using 32 positive and 72 generalized place invariants in 17 ms returned sat
[2026-05-22 21:04:19] [INFO ] After 5426ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2026-05-22 21:04:24] [INFO ] After 10398ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2026-05-22 21:04:29] [INFO ] After 15762ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
[2026-05-22 21:04:30] [INFO ] Flatten gal took : 79 ms
[2026-05-22 21:04:30] [INFO ] Flatten gal took : 60 ms
[2026-05-22 21:04:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5663286851638585077.gal : 28 ms
[2026-05-22 21:04:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3849162823232280785.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/ReachabilityCardinality5663286851638585077.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3849162823232280785.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3849162823232280785.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :9 after 19
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :19 after 29
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :29 after 545
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :545 after 158489
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :158489 after 3.35769e+08
Detected timeout of ITS tools.
[2026-05-22 21:04:45] [INFO ] Flatten gal took : 92 ms
[2026-05-22 21:04:45] [INFO ] Applying decomposition
[2026-05-22 21:04:45] [INFO ] Flatten gal took : 61 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/graph18339361775018613678.txt' '-o' '/tmp/graph18339361775018613678.bin' '-w' '/tmp/graph18339361775018613678.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18339361775018613678.bin' '-l' '-1' '-v' '-w' '/tmp/graph18339361775018613678.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:04:45] [INFO ] Decomposing Gal with order
[2026-05-22 21:04:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:04:45] [INFO ] Removed a total of 3577 redundant transitions.
[2026-05-22 21:04:46] [INFO ] Flatten gal took : 230 ms
[2026-05-22 21:04:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 74 labels/synchronizations in 64 ms.
[2026-05-22 21:04:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6707204324685324034.gal : 34 ms
[2026-05-22 21:04:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17344804940881415335.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/ReachabilityCardinality6707204324685324034.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17344804940881415335.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/ReachabilityCardinality17344804940881415335.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 4
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :4 after 370
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :370 after 1.28878e+07
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :1.28878e+07 after 1.8714e+11
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :1.8714e+11 after 2.09333e+13
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :2.09333e+13 after 2.63124e+14
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 47341 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 21:05:01] [INFO ] Flatten gal took : 85 ms
[2026-05-22 21:05:01] [INFO ] Applying decomposition
[2026-05-22 21:05:01] [INFO ] Flatten gal took : 81 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/graph3321610978597755338.txt' '-o' '/tmp/graph3321610978597755338.bin' '-w' '/tmp/graph3321610978597755338.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3321610978597755338.bin' '-l' '-1' '-v' '-w' '/tmp/graph3321610978597755338.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:05:01] [INFO ] Decomposing Gal with order
[2026-05-22 21:05:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:05:02] [INFO ] Removed a total of 3505 redundant transitions.
[2026-05-22 21:05:02] [INFO ] Flatten gal took : 132 ms
[2026-05-22 21:05:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 44 labels/synchronizations in 47 ms.
[2026-05-22 21:05:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12311642426449713928.gal : 16 ms
[2026-05-22 21:05:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1910717416911648600.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/ReachabilityCardinality12311642426449713928.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1910717416911648600.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/ReachabilityCardinality1910717416911648600.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 10
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :10 after 1.85583e+20
Invariant property ASLink-PT-08a-ReachabilityFireability-2024-01 does not hold.
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1.85583e+20 after 6.66971e+24
Invariant property ASLink-PT-08a-ReachabilityFireability-2024-02 does not hold.
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :6.66971e+24 after 6.67447e+24
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :6.67447e+24 after 1.53491e+26
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :1.53491e+26 after 1.57169e+26
Detected timeout of ITS tools.
[2026-05-22 21:35:02] [INFO ] Flatten gal took : 60 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17476279026060107567
[2026-05-22 21:35:02] [INFO ] Too many transitions (1917) to apply POR reductions. Disabling POR matrices.
[2026-05-22 21:35:02] [INFO ] Applying decomposition
[2026-05-22 21:35:02] [INFO ] Built C files in 50ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17476279026060107567
Running compilation step : cd /tmp/ltsmin17476279026060107567;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '240' '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 21:35:02] [INFO ] Flatten gal took : 57 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/graph3556365534691605455.txt' '-o' '/tmp/graph3556365534691605455.bin' '-w' '/tmp/graph3556365534691605455.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3556365534691605455.bin' '-l' '-1' '-v' '-w' '/tmp/graph3556365534691605455.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:35:02] [INFO ] Decomposing Gal with order
[2026-05-22 21:35:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:35:02] [INFO ] Removed a total of 3571 redundant transitions.
[2026-05-22 21:35:02] [INFO ] Flatten gal took : 110 ms
[2026-05-22 21:35:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 80 labels/synchronizations in 26 ms.
[2026-05-22 21:35:02] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability9575021814131926777.gal : 15 ms
[2026-05-22 21:35:02] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13308649696109229239.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/ReachabilityFireability9575021814131926777.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13308649696109229239.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/ReachabilityFireability13308649696109229239.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :1 after 184
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :184 after 11112
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :11112 after 1.11394e+09
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :1.11394e+09 after 3.02543e+12
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :3.02543e+12 after 1.90787e+13
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1.90787e+13 after 1.34102e+14
Compilation finished in 4115 ms.
Running link step : cd /tmp/ltsmin17476279026060107567;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 90 ms.
Running LTSmin : cd /tmp/ltsmin17476279026060107567;'/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' 'ASLinkPT08aReachabilityFireability202404==true'
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.34102e+14 after 3.03222e+15
Invariant property ASLink-PT-08a-ReachabilityFireability-2024-06 does not hold.
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3.03222e+15 after 5.58843e+16
Reachability property ASLink-PT-08a-ReachabilityFireability-2024-04 is true.
FORMULA ASLink-PT-08a-ReachabilityFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5.58843e+16 after 2.68027e+17
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.68027e+17 after 1.64403e+18
WARNING : LTSmin timed out (>240 s) on command cd /tmp/ltsmin17476279026060107567;'/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' 'ASLinkPT08aReachabilityFireability202404==true'
Running LTSmin : cd /tmp/ltsmin17476279026060107567;'/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' 'ASLinkPT08aReachabilityFireability202410==true'
WARNING : LTSmin timed out (>240 s) on command cd /tmp/ltsmin17476279026060107567;'/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' 'ASLinkPT08aReachabilityFireability202410==true'
Retrying LTSmin with larger timeout 9600 s
Running LTSmin : cd /tmp/ltsmin17476279026060107567;'/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' 'ASLinkPT08aReachabilityFireability202410==true'
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.64403e+18 after 1.87645e+19

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
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ sed s/.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-08a"
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-08a, 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-oct2-177944366200399"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-08a.tgz
mv ASLink-PT-08a 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 ;