Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r034-tall-177946842100715.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CANInsertWithFailure-PT-020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842100715
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.1M
-rw-r--r-- 1 mcc users 6.3K Mar 6 09:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Mar 6 09:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 09:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 09:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 07:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 07:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Mar 6 09:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 201K Mar 6 09:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 6 09:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 6 09:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.6M 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 CANInsertWithFailure-PT-020-LTLCardinality-00
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-01
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-02
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-03
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-04
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-05
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-06
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-07
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-08
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-09
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-10
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-11
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-12
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-13
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-14
FORMULA_NAME CANInsertWithFailure-PT-020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779666460840

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 23:47:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 23:47:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:47:42] [INFO ] Load time of PNML (sax parser for PT used): 175 ms
[2026-05-24 23:47:42] [INFO ] Transformed 1044 places.
[2026-05-24 23:47:42] [INFO ] Transformed 2520 transitions.
[2026-05-24 23:47:42] [INFO ] Parsed PT model containing 1044 places and 2520 transitions and 6800 arcs in 276 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 1044 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1044/1044 places, 2520/2520 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1043 transition count 2520
Applied a total of 1 rules in 120 ms. Remains 1043 /1044 variables (removed 1) and now considering 2520/2520 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1724107409361294491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16132622677336623642.kers'
[2026-05-24 23:47:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1724107409361294491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16132622677336623642.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2520 rows 1043 cols 5200 entries
Finished phase 1 with 1001 SingleSign rule and 20 generalized
[2026-05-24 23:47:42] [INFO ] Computed 22 invariants in 20 ms
Computed 22 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-16132622677336623642.kers
Total runtime 23 ms.
[2026-05-24 23:47:43] [INFO ] Implicit Places using invariants in 537 ms returned []
[2026-05-24 23:47:43] [INFO ] Invariant cache hit.
[2026-05-24 23:47:43] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:47:46] [INFO ] Implicit Places using invariants and state equation in 3600 ms returned []
Implicit Place search using SMT with State Equation took 4173 ms to find 0 implicit places.
Running 2500 sub problems to find dead transitions.
[2026-05-24 23:47:46] [INFO ] Invariant cache hit.
[2026-05-24 23:47:46] [INFO ] State equation strengthened by 780 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2500 unsolved
SMT process timed out in 30921ms, After SMT, problems are : Problem set: 0 solved, 2500 unsolved
Search for dead transitions found 0 dead transitions in 30947ms
Starting structural reductions in LTL mode, iteration 1 : 1043/1044 places, 2520/2520 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35297 ms. Remains : 1043/1044 places, 2520/2520 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 47 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
[2026-05-24 23:48:17] [INFO ] Invariant cache hit.
[2026-05-24 23:48:18] [INFO ] Implicit Places using invariants in 317 ms returned []
[2026-05-24 23:48:18] [INFO ] Invariant cache hit.
[2026-05-24 23:48:18] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:48:21] [INFO ] Implicit Places using invariants and state equation in 3722 ms returned []
Implicit Place search using SMT with State Equation took 4041 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 4091 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Support contains 36 out of 1043 places after structural reductions.
[2026-05-24 23:48:22] [INFO ] Flatten gal took : 141 ms
[2026-05-24 23:48:22] [INFO ] Flatten gal took : 89 ms
[2026-05-24 23:48:22] [INFO ] Input system was already deterministic with 2520 transitions.
RANDOM walk for 40000 steps (83 resets) in 2087 ms. (19 steps per ms) remains 13/27 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 91 ms. (434 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 121 ms. (327 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 13/13 properties
[2026-05-24 23:48:23] [INFO ] Invariant cache hit.
[2026-05-24 23:48:23] [INFO ] State equation strengthened by 780 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 1 (OVERLAPS) 992/1005 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1005 variables, 1/4 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1005 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 34/1039 variables, 17/21 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1039 variables, 0/21 constraints. Problems are: Problem set: 2 solved, 11 unsolved
Problem AtomicPropp5 is UNSAT
At refinement iteration 6 (OVERLAPS) 2/1041 variables, 2/23 constraints. Problems are: Problem set: 3 solved, 10 unsolved
SMT process timed out in 5059ms, After SMT, problems are : Problem set: 3 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 1043 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 0 with 140 rules applied. Total rules applied 140 place count 1043 transition count 2380
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 1 with 140 rules applied. Total rules applied 280 place count 903 transition count 2380
Performed 358 Post agglomeration using F-continuation condition.Transition count delta: 358
Deduced a syphon composed of 358 places in 2 ms
Reduce places removed 358 places and 0 transitions.
Iterating global reduction 2 with 716 rules applied. Total rules applied 996 place count 545 transition count 2022
Drop transitions (Redundant composition of simpler transitions.) removed 321 transitions
Redundant transition composition rules discarded 321 transitions
Iterating global reduction 2 with 321 rules applied. Total rules applied 1317 place count 545 transition count 1701
Partial Free-agglomeration rule applied 470 times.
Drop transitions (Partial Free agglomeration) removed 470 transitions
Iterating global reduction 2 with 470 rules applied. Total rules applied 1787 place count 545 transition count 1701
Applied a total of 1787 rules in 307 ms. Remains 545 /1043 variables (removed 498) and now considering 1701/2520 (removed 819) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 308 ms. Remains : 545/1043 places, 1701/2520 transitions.
RANDOM walk for 40000 steps (384 resets) in 551 ms. (72 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 112 ms. (354 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 94 ms. (421 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 98 ms. (404 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 136 ms. (292 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 105 ms. (377 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 75 ms. (526 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (17 resets) in 83 ms. (476 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (17 resets) in 75 ms. (526 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (17 resets) in 77 ms. (512 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (15 resets) in 80 ms. (493 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 368874 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :0 out of 10
Probabilistic random walk after 368874 steps, saw 49214 distinct states, run finished after 3005 ms. (steps per millisecond=122 ) 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-17737093821484737126.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8887588540372935318.kers'
[2026-05-24 23:48:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17737093821484737126.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8887588540372935318.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1701 rows 545 cols 3580 entries
Finished phase 1 with 503 SingleSign rule and 20 generalized
[2026-05-24 23:48:32] [INFO ] Computed 22 invariants in 8 ms
Computed 22 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-8887588540372935318.kers
Total runtime 10 ms.
[2026-05-24 23:48:32] [INFO ] State equation strengthened by 1606 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 493/503 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/503 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 38/541 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/541 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 2/543 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/543 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 1701/2244 variables, 543/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2244 variables, 1606/2176 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2244 variables, 0/2176 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 2/2246 variables, 2/2178 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2246 variables, 0/2178 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 0/2246 variables, 0/2178 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2246/2246 variables, and 2178 constraints, problems are : Problem set: 0 solved, 10 unsolved in 7432 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 545/545 constraints, ReadFeed: 1606/1606 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 493/503 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/503 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 38/541 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/541 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 2/543 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/543 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/543 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 1701/2244 variables, 543/571 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2244 variables, 1606/2177 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2244 variables, 10/2187 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2244 variables, 0/2187 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 2/2246 variables, 2/2189 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2246 variables, 0/2189 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 0/2246 variables, 0/2189 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2246/2246 variables, and 2189 constraints, problems are : Problem set: 0 solved, 10 unsolved in 17266 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 545/545 constraints, ReadFeed: 1606/1606 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24744ms problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 8 different solutions.
Parikh walk visited 0 properties in 8 ms.
Support contains 10 out of 545 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 545/545 places, 1701/1701 transitions.
Applied a total of 0 rules in 63 ms. Remains 545 /545 variables (removed 0) and now considering 1701/1701 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 545/545 places, 1701/1701 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 545/545 places, 1701/1701 transitions.
Applied a total of 0 rules in 29 ms. Remains 545 /545 variables (removed 0) and now considering 1701/1701 (removed 0) transitions.
[2026-05-24 23:48:57] [INFO ] Invariant cache hit.
[2026-05-24 23:48:57] [INFO ] Implicit Places using invariants in 456 ms returned []
[2026-05-24 23:48:57] [INFO ] Invariant cache hit.
[2026-05-24 23:48:58] [INFO ] State equation strengthened by 1606 read => feed constraints.
[2026-05-24 23:49:08] [INFO ] Implicit Places using invariants and state equation in 11009 ms returned []
Implicit Place search using SMT with State Equation took 11472 ms to find 0 implicit places.
[2026-05-24 23:49:08] [INFO ] Redundant transitions in 88 ms returned []
Running 1681 sub problems to find dead transitions.
[2026-05-24 23:49:08] [INFO ] Invariant cache hit.
[2026-05-24 23:49:08] [INFO ] State equation strengthened by 1606 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/544 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/544 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/544 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/544 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 544/2246 variables, and 62 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/545 constraints, ReadFeed: 0/1606 constraints, PredecessorRefiner: 1681/1681 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1681 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/544 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/544 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/544 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/544 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/544 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/544 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/544 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/544 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/544 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/544 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 544/2246 variables, and 202 constraints, problems are : Problem set: 0 solved, 1681 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/545 constraints, ReadFeed: 0/1606 constraints, PredecessorRefiner: 0/1681 constraints, Known Traps: 180/180 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60460ms problems are : Problem set: 0 solved, 1681 unsolved
Search for dead transitions found 0 dead transitions in 60465ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72072 ms. Remains : 545/545 places, 1701/1701 transitions.
Successfully simplified 3 atomic propositions for a total of 11 simplifications.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 82 stabilizing places and 140 stable transitions
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F(p0)))&&G((p1||X(p2)))))'
Support contains 4 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 19 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10990619158021802756.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10017574649882520485.kers'
[2026-05-24 23:50:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10990619158021802756.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10017574649882520485.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 2520 rows 1043 cols 5200 entries
Finished phase 1 with 1001 SingleSign rule and 20 generalized
[2026-05-24 23:50:09] [INFO ] Computed 22 invariants in 24 ms
Computed 22 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-10017574649882520485.kers
Total runtime 29 ms.
[2026-05-24 23:50:09] [INFO ] Implicit Places using invariants in 343 ms returned []
[2026-05-24 23:50:09] [INFO ] Invariant cache hit.
[2026-05-24 23:50:10] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:50:13] [INFO ] Implicit Places using invariants and state equation in 3995 ms returned []
Implicit Place search using SMT with State Equation took 4340 ms to find 0 implicit places.
Running 2500 sub problems to find dead transitions.
[2026-05-24 23:50:13] [INFO ] Invariant cache hit.
[2026-05-24 23:50:13] [INFO ] State equation strengthened by 780 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2500 unsolved
SMT process timed out in 30662ms, After SMT, problems are : Problem set: 0 solved, 2500 unsolved
Search for dead transitions found 0 dead transitions in 30668ms
Finished structural reductions in LTL mode , in 1 iterations and 35041 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F(p0)))&&G((p1||X(p2)))))'
Stuttering acceptance computed with spot in 360 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p0), true]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-01
Stuttering criterion allowed to conclude after 446 steps with 5 reset in 9 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-01 finished in 35505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1043 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 0 with 140 rules applied. Total rules applied 140 place count 1043 transition count 2380
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 1 with 140 rules applied. Total rules applied 280 place count 903 transition count 2380
Performed 378 Post agglomeration using F-continuation condition.Transition count delta: 378
Deduced a syphon composed of 378 places in 0 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 2 with 756 rules applied. Total rules applied 1036 place count 525 transition count 2002
Drop transitions (Redundant composition of simpler transitions.) removed 340 transitions
Redundant transition composition rules discarded 340 transitions
Iterating global reduction 2 with 340 rules applied. Total rules applied 1376 place count 525 transition count 1662
Applied a total of 1376 rules in 124 ms. Remains 525 /1043 variables (removed 518) and now considering 1662/2520 (removed 858) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5588417290239523394.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17074900523466157124.kers'
[2026-05-24 23:50:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5588417290239523394.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17074900523466157124.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1662 rows 525 cols 3464 entries
Finished phase 1 with 483 SingleSign rule and 20 generalized
[2026-05-24 23:50:45] [INFO ] Computed 22 invariants in 7 ms
Computed 22 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17074900523466157124.kers
Total runtime 10 ms.
[2026-05-24 23:50:45] [INFO ] Implicit Places using invariants in 195 ms returned []
[2026-05-24 23:50:45] [INFO ] Invariant cache hit.
[2026-05-24 23:50:45] [INFO ] State equation strengthened by 1176 read => feed constraints.
[2026-05-24 23:50:47] [INFO ] Implicit Places using invariants and state equation in 2643 ms returned []
Implicit Place search using SMT with State Equation took 2840 ms to find 0 implicit places.
[2026-05-24 23:50:48] [INFO ] Redundant transitions in 96 ms returned []
Running 1642 sub problems to find dead transitions.
[2026-05-24 23:50:48] [INFO ] Invariant cache hit.
[2026-05-24 23:50:48] [INFO ] State equation strengthened by 1176 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/2187 variables, and 62 constraints, problems are : Problem set: 0 solved, 1642 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/525 constraints, ReadFeed: 0/1176 constraints, PredecessorRefiner: 1642/1642 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1642 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/524 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
SMT process timed out in 60485ms, After SMT, problems are : Problem set: 0 solved, 1642 unsolved
Search for dead transitions found 0 dead transitions in 60489ms
Starting structural reductions in SI_LTL mode, iteration 1 : 525/1043 places, 1662/2520 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63567 ms. Remains : 525/1043 places, 1662/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 565 ms :[(NOT p0)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-04
Product exploration explored 100000 steps with 967 reset in 515 ms.
Product exploration explored 100000 steps with 960 reset in 563 ms.
Computed a total of 63 stabilizing places and 100 stable transitions
Computed a total of 63 stabilizing places and 100 stable transitions
Knowledge based reduction with 3 factoid took 51 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 2840 steps (24 resets) in 25 ms. (109 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 47 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Knowledge-based reduction took 166 ms.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Support contains 2 out of 525 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 30 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
[2026-05-24 23:51:50] [INFO ] Invariant cache hit.
[2026-05-24 23:51:50] [INFO ] Implicit Places using invariants in 208 ms returned []
[2026-05-24 23:51:50] [INFO ] Invariant cache hit.
[2026-05-24 23:51:51] [INFO ] State equation strengthened by 1176 read => feed constraints.
[2026-05-24 23:51:53] [INFO ] Implicit Places using invariants and state equation in 2713 ms returned []
Implicit Place search using SMT with State Equation took 2925 ms to find 0 implicit places.
[2026-05-24 23:51:53] [INFO ] Redundant transitions in 34 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2998 ms. Remains : 525/525 places, 1662/1662 transitions.
Computed a total of 63 stabilizing places and 100 stable transitions
Computed a total of 63 stabilizing places and 100 stable transitions
Knowledge based reduction with 3 factoid took 58 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 3442 steps (32 resets) in 39 ms. (86 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 70 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Knowledge-based reduction took 212 ms.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 968 reset in 461 ms.
Product exploration explored 100000 steps with 962 reset in 492 ms.
Built C files in :
/tmp/ltsmin18160831893023809059
[2026-05-24 23:51:54] [INFO ] Too many transitions (1662) to apply POR reductions. Disabling POR matrices.
[2026-05-24 23:51:54] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18160831893023809059
Running compilation step : cd /tmp/ltsmin18160831893023809059;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
Compilation finished in 2874 ms.
Running link step : cd /tmp/ltsmin18160831893023809059;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin18160831893023809059;'/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' '--hoa' '/tmp/stateBased5025646579129633558.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 525 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 22 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
[2026-05-24 23:52:09] [INFO ] Invariant cache hit.
[2026-05-24 23:52:09] [INFO ] Implicit Places using invariants in 212 ms returned []
[2026-05-24 23:52:09] [INFO ] Invariant cache hit.
[2026-05-24 23:52:10] [INFO ] State equation strengthened by 1176 read => feed constraints.
[2026-05-24 23:52:12] [INFO ] Implicit Places using invariants and state equation in 2685 ms returned []
Implicit Place search using SMT with State Equation took 2900 ms to find 0 implicit places.
[2026-05-24 23:52:12] [INFO ] Redundant transitions in 23 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2954 ms. Remains : 525/525 places, 1662/1662 transitions.
Built C files in :
/tmp/ltsmin2308931374549510343
[2026-05-24 23:52:12] [INFO ] Too many transitions (1662) to apply POR reductions. Disabling POR matrices.
[2026-05-24 23:52:12] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2308931374549510343
Running compilation step : cd /tmp/ltsmin2308931374549510343;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
Compilation finished in 2785 ms.
Running link step : cd /tmp/ltsmin2308931374549510343;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin2308931374549510343;'/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' '--hoa' '/tmp/stateBased16926333450578031585.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 23:52:27] [INFO ] Flatten gal took : 39 ms
[2026-05-24 23:52:27] [INFO ] Flatten gal took : 37 ms
[2026-05-24 23:52:27] [INFO ] Time to serialize gal into /tmp/LTL13396606954927160511.gal : 14 ms
[2026-05-24 23:52:27] [INFO ] Time to serialize properties into /tmp/LTL13722537462840195060.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13396606954927160511.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8294871261825527710.hoa' '-atoms' '/tmp/LTL13722537462840195060.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL13722537462840195060.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8294871261825527710.hoa
Detected timeout of ITS tools.
[2026-05-24 23:52:43] [INFO ] Flatten gal took : 32 ms
[2026-05-24 23:52:43] [INFO ] Flatten gal took : 28 ms
[2026-05-24 23:52:43] [INFO ] Time to serialize gal into /tmp/LTL3481857394694605865.gal : 10 ms
[2026-05-24 23:52:43] [INFO ] Time to serialize properties into /tmp/LTL15315939868473111159.ltl : 7 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3481857394694605865.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15315939868473111159.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G("((Node15GiveAnswer13<3)&&(Node9GiveAnswer15<1))"))))
Formula 0 simplified : GF!"((Node15GiveAnswer13<3)&&(Node9GiveAnswer15<1))"
Detected timeout of ITS tools.
[2026-05-24 23:52:58] [INFO ] Flatten gal took : 34 ms
[2026-05-24 23:52:58] [INFO ] Applying decomposition
[2026-05-24 23:52:58] [INFO ] Flatten gal took : 25 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/graph3172173437362011594.txt' '-o' '/tmp/graph3172173437362011594.bin' '-w' '/tmp/graph3172173437362011594.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3172173437362011594.bin' '-l' '-1' '-v' '-w' '/tmp/graph3172173437362011594.weights' '-q' '0' '-e' '0.001'
[2026-05-24 23:52:58] [INFO ] Decomposing Gal with order
[2026-05-24 23:52:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 23:52:58] [INFO ] Removed a total of 1197 redundant transitions.
[2026-05-24 23:52:58] [INFO ] Flatten gal took : 261 ms
[2026-05-24 23:52:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 761 labels/synchronizations in 50 ms.
[2026-05-24 23:52:58] [INFO ] Time to serialize gal into /tmp/LTL8047454254214236716.gal : 13 ms
[2026-05-24 23:52:58] [INFO ] Time to serialize properties into /tmp/LTL3510876294872621324.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8047454254214236716.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3510876294872621324.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F(G("((u14.Node15GiveAnswer13<3)&&(u16.Node9GiveAnswer15<1))"))))
Formula 0 simplified : GF!"((u14.Node15GiveAnswer13<3)&&(u16.Node9GiveAnswer15<1))"
Detected timeout of ITS tools.
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-04 finished in 148806 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0&&X((p1&&X(G(p2))))) U (G((p0&&X((p1&&X(G(p2))))))||(X((p1&&X(G(p2))))&&p3))))))'
Support contains 4 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 20 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6827093855655208896.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17017841827462669070.kers'
[2026-05-24 23:53:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6827093855655208896.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17017841827462669070.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2520 rows 1043 cols 5200 entries
Finished phase 1 with 1001 SingleSign rule and 20 generalized
[2026-05-24 23:53:13] [INFO ] Computed 22 invariants in 23 ms
Computed 22 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-17017841827462669070.kers
Total runtime 28 ms.
[2026-05-24 23:53:14] [INFO ] Implicit Places using invariants in 403 ms returned []
[2026-05-24 23:53:14] [INFO ] Invariant cache hit.
[2026-05-24 23:53:14] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:53:17] [INFO ] Implicit Places using invariants and state equation in 3471 ms returned []
Implicit Place search using SMT with State Equation took 3876 ms to find 0 implicit places.
Running 2500 sub problems to find dead transitions.
[2026-05-24 23:53:17] [INFO ] Invariant cache hit.
[2026-05-24 23:53:17] [INFO ] State equation strengthened by 780 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2500 unsolved
SMT process timed out in 30649ms, After SMT, problems are : Problem set: 0 solved, 2500 unsolved
Search for dead transitions found 0 dead transitions in 30655ms
Finished structural reductions in LTL mode , in 1 iterations and 34565 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0&&X((p1&&X(G(p2))))) U (G((p0&&X((p1&&X(G(p2))))))||(X((p1&&X(G(p2))))&&p3))))))'
Stuttering acceptance computed with spot in 249 ms :[(OR (NOT p1) (NOT p2) (AND (NOT p0) (NOT p3))), (OR (NOT p1) (NOT p2) (AND (NOT p0) (NOT p3))), (OR (NOT p1) (NOT p2) (AND (NOT p0) (NOT p3))), true, (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-05 finished in 34867 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X(X(X((F(p0) U p1))))) U ((p2&&X(X(X(X((F(p0) U p1))))))||X(X(X(X(G((F(p0) U p1)))))))))))'
Support contains 3 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 20 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
[2026-05-24 23:53:48] [INFO ] Invariant cache hit.
[2026-05-24 23:53:49] [INFO ] Implicit Places using invariants in 315 ms returned []
[2026-05-24 23:53:49] [INFO ] Invariant cache hit.
[2026-05-24 23:53:49] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:53:52] [INFO ] Implicit Places using invariants and state equation in 3344 ms returned []
Implicit Place search using SMT with State Equation took 3661 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3684 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(X(X(X((F(p0) U p1))))) U (X(X(X(X(G((F(p0) U p1))))))||(p2&&X(X(X(X((F(p0) U p1)))))))))))'
Stuttering acceptance computed with spot in 941 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-06
Stuttering criterion allowed to conclude after 415 steps with 0 reset in 2 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-06 finished in 4727 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(((F(p0)&&p1)||p2))||(X(!p1) U !p0)))'
Support contains 3 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 21 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
[2026-05-24 23:53:53] [INFO ] Invariant cache hit.
[2026-05-24 23:53:53] [INFO ] Implicit Places using invariants in 312 ms returned []
[2026-05-24 23:53:53] [INFO ] Invariant cache hit.
[2026-05-24 23:53:54] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:53:57] [INFO ] Implicit Places using invariants and state equation in 3472 ms returned []
Implicit Place search using SMT with State Equation took 3793 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3818 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(((F(p0)&&p1)||p2))||(X(!p1) U !p0)))'
Stuttering acceptance computed with spot in 154 ms :[true, (NOT p0), (AND p0 (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p2) p1) (AND p0 (NOT p2) (NOT p1))), (OR p0 p1)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 532 ms.
Product exploration explored 100000 steps with 50000 reset in 521 ms.
Computed a total of 82 stabilizing places and 140 stable transitions
Computed a total of 82 stabilizing places and 140 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 9 factoid took 16 ms. Proved property starting from automaton with 5 states, 7 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 29 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-07 finished in 5104 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 14 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
[2026-05-24 23:53:58] [INFO ] Invariant cache hit.
[2026-05-24 23:53:58] [INFO ] Implicit Places using invariants in 319 ms returned []
[2026-05-24 23:53:58] [INFO ] Invariant cache hit.
[2026-05-24 23:53:59] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:54:02] [INFO ] Implicit Places using invariants and state equation in 3322 ms returned []
Implicit Place search using SMT with State Equation took 3643 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3659 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 5982 steps with 12 reset in 27 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-08 finished in 3845 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1043 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 139 transitions
Trivial Post-agglo rules discarded 139 transitions
Performed 139 trivial Post agglomeration. Transition count delta: 139
Iterating post reduction 0 with 139 rules applied. Total rules applied 139 place count 1043 transition count 2381
Reduce places removed 139 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 140 rules applied. Total rules applied 279 place count 904 transition count 2380
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 280 place count 903 transition count 2380
Performed 343 Post agglomeration using F-continuation condition.Transition count delta: 343
Deduced a syphon composed of 343 places in 1 ms
Reduce places removed 343 places and 0 transitions.
Iterating global reduction 3 with 686 rules applied. Total rules applied 966 place count 560 transition count 2037
Drop transitions (Redundant composition of simpler transitions.) removed 306 transitions
Redundant transition composition rules discarded 306 transitions
Iterating global reduction 3 with 306 rules applied. Total rules applied 1272 place count 560 transition count 1731
Partial Post-agglomeration rule applied 74 times.
Drop transitions (Partial Post agglomeration) removed 74 transitions
Iterating global reduction 3 with 74 rules applied. Total rules applied 1346 place count 560 transition count 1731
Discarding 36 places :
Symmetric choice reduction at 3 with 36 rule applications. Total rules 1382 place count 524 transition count 1695
Iterating global reduction 3 with 36 rules applied. Total rules applied 1418 place count 524 transition count 1695
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 3 with 18 rules applied. Total rules applied 1436 place count 524 transition count 1677
Applied a total of 1436 rules in 194 ms. Remains 524 /1043 variables (removed 519) and now considering 1677/2520 (removed 843) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16653484136871018975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7940274746180716272.kers'
[2026-05-24 23:54:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16653484136871018975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7940274746180716272.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1677 rows 524 cols 3494 entries
Finished phase 1 with 482 SingleSign rule and 20 generalized
[2026-05-24 23:54:02] [INFO ] Computed 22 invariants in 11 ms
Computed 22 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-7940274746180716272.kers
Total runtime 13 ms.
[2026-05-24 23:54:02] [INFO ] Implicit Places using invariants in 215 ms returned []
[2026-05-24 23:54:02] [INFO ] Invariant cache hit.
[2026-05-24 23:54:03] [INFO ] State equation strengthened by 1196 read => feed constraints.
[2026-05-24 23:54:05] [INFO ] Implicit Places using invariants and state equation in 2663 ms returned []
Implicit Place search using SMT with State Equation took 2880 ms to find 0 implicit places.
[2026-05-24 23:54:05] [INFO ] Redundant transitions in 27 ms returned []
Running 1657 sub problems to find dead transitions.
[2026-05-24 23:54:05] [INFO ] Invariant cache hit.
[2026-05-24 23:54:05] [INFO ] State equation strengthened by 1196 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/523 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/523 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/523 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 523/2201 variables, and 62 constraints, problems are : Problem set: 0 solved, 1657 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/524 constraints, ReadFeed: 0/1196 constraints, PredecessorRefiner: 1657/1657 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1657 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/523 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/523 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/523 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/523 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1657 unsolved
SMT process timed out in 60522ms, After SMT, problems are : Problem set: 0 solved, 1657 unsolved
Search for dead transitions found 0 dead transitions in 60525ms
Starting structural reductions in SI_LTL mode, iteration 1 : 524/1043 places, 1677/2520 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63640 ms. Remains : 524/1043 places, 1677/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-10
Stuttering criterion allowed to conclude after 142 steps with 1 reset in 2 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-10 finished in 63754 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 1043 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 139 transitions
Trivial Post-agglo rules discarded 139 transitions
Performed 139 trivial Post agglomeration. Transition count delta: 139
Iterating post reduction 0 with 139 rules applied. Total rules applied 139 place count 1043 transition count 2381
Reduce places removed 139 places and 0 transitions.
Iterating post reduction 1 with 139 rules applied. Total rules applied 278 place count 904 transition count 2381
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 278 place count 904 transition count 2380
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 280 place count 903 transition count 2380
Performed 378 Post agglomeration using F-continuation condition.Transition count delta: 378
Deduced a syphon composed of 378 places in 1 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 2 with 756 rules applied. Total rules applied 1036 place count 525 transition count 2002
Drop transitions (Redundant composition of simpler transitions.) removed 341 transitions
Redundant transition composition rules discarded 341 transitions
Iterating global reduction 2 with 341 rules applied. Total rules applied 1377 place count 525 transition count 1661
Applied a total of 1377 rules in 110 ms. Remains 525 /1043 variables (removed 518) and now considering 1661/2520 (removed 859) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13858109734515177403.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8956032007750568112.kers'
[2026-05-24 23:55:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13858109734515177403.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8956032007750568112.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1661 rows 525 cols 3463 entries
Finished phase 1 with 483 SingleSign rule and 20 generalized
[2026-05-24 23:55:06] [INFO ] Computed 22 invariants in 10 ms
Computed 22 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8956032007750568112.kers
Total runtime 11 ms.
[2026-05-24 23:55:06] [INFO ] Implicit Places using invariants in 211 ms returned []
[2026-05-24 23:55:06] [INFO ] Invariant cache hit.
[2026-05-24 23:55:06] [INFO ] State equation strengthened by 1176 read => feed constraints.
[2026-05-24 23:55:09] [INFO ] Implicit Places using invariants and state equation in 2627 ms returned []
Implicit Place search using SMT with State Equation took 2840 ms to find 0 implicit places.
[2026-05-24 23:55:09] [INFO ] Redundant transitions in 27 ms returned []
Running 1641 sub problems to find dead transitions.
[2026-05-24 23:55:09] [INFO ] Invariant cache hit.
[2026-05-24 23:55:09] [INFO ] State equation strengthened by 1176 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/2186 variables, and 62 constraints, problems are : Problem set: 0 solved, 1641 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/525 constraints, ReadFeed: 0/1176 constraints, PredecessorRefiner: 1641/1641 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1641 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/524 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/524 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1641 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 524/2186 variables, and 190 constraints, problems are : Problem set: 0 solved, 1641 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/525 constraints, ReadFeed: 0/1176 constraints, PredecessorRefiner: 0/1641 constraints, Known Traps: 168/168 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60354ms problems are : Problem set: 0 solved, 1641 unsolved
Search for dead transitions found 0 dead transitions in 60356ms
Starting structural reductions in SI_LTL mode, iteration 1 : 525/1043 places, 1661/2520 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63347 ms. Remains : 525/1043 places, 1661/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-11
Stuttering criterion allowed to conclude after 97 steps with 0 reset in 1 ms.
FORMULA CANInsertWithFailure-PT-020-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-11 finished in 63521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G(p1)||G(p2)))))'
Support contains 5 out of 1043 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Applied a total of 0 rules in 26 ms. Remains 1043 /1043 variables (removed 0) and now considering 2520/2520 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17459556686267250465.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6562300342176369467.kers'
[2026-05-24 23:56:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17459556686267250465.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6562300342176369467.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2520 rows 1043 cols 5200 entries
Finished phase 1 with 1001 SingleSign rule and 20 generalized
[2026-05-24 23:56:09] [INFO ] Computed 22 invariants in 24 ms
Computed 22 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-6562300342176369467.kers
Total runtime 26 ms.
[2026-05-24 23:56:09] [INFO ] Implicit Places using invariants in 323 ms returned []
[2026-05-24 23:56:09] [INFO ] Invariant cache hit.
[2026-05-24 23:56:10] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-24 23:56:13] [INFO ] Implicit Places using invariants and state equation in 3643 ms returned []
Implicit Place search using SMT with State Equation took 3970 ms to find 0 implicit places.
Running 2500 sub problems to find dead transitions.
[2026-05-24 23:56:13] [INFO ] Invariant cache hit.
[2026-05-24 23:56:13] [INFO ] State equation strengthened by 780 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 2500 unsolved
SMT process timed out in 30584ms, After SMT, problems are : Problem set: 0 solved, 2500 unsolved
Search for dead transitions found 0 dead transitions in 30587ms
Finished structural reductions in LTL mode , in 1 iterations and 34591 ms. Remains : 1043/1043 places, 2520/2520 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G(p1)||G(p2)))))'
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : CANInsertWithFailure-PT-020-LTLCardinality-12
Product exploration explored 100000 steps with 218 reset in 462 ms.
Product exploration explored 100000 steps with 210 reset in 406 ms.
Computed a total of 82 stabilizing places and 140 stable transitions
Computed a total of 82 stabilizing places and 140 stable transitions
Knowledge based reduction with 15 factoid took 51 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (84 resets) in 404 ms. (98 steps per ms) remains 6/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 6/6 properties
[2026-05-24 23:56:45] [INFO ] Invariant cache hit.
[2026-05-24 23:56:45] [INFO ] State equation strengthened by 780 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 998/1003 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1003 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/1039 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1039 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/1041 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1041 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 2520/3561 variables, 1041/1063 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3561 variables, 780/1843 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3561 variables, 0/1843 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 2/3563 variables, 2/1845 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3563 variables, 0/1845 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/3563 variables, 0/1845 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3563/3563 variables, and 1845 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1767 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1043/1043 constraints, ReadFeed: 780/780 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 998/1003 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1003 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 36/1039 variables, 18/36 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1039 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2/1041 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SMT process timed out in 6869ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1043 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 139 transitions
Trivial Post-agglo rules discarded 139 transitions
Performed 139 trivial Post agglomeration. Transition count delta: 139
Iterating post reduction 0 with 139 rules applied. Total rules applied 139 place count 1043 transition count 2381
Reduce places removed 139 places and 0 transitions.
Iterating post reduction 1 with 139 rules applied. Total rules applied 278 place count 904 transition count 2381
Performed 378 Post agglomeration using F-continuation condition.Transition count delta: 378
Deduced a syphon composed of 378 places in 0 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 2 with 756 rules applied. Total rules applied 1034 place count 526 transition count 2003
Drop transitions (Redundant composition of simpler transitions.) removed 340 transitions
Redundant transition composition rules discarded 340 transitions
Iterating global reduction 2 with 340 rules applied. Total rules applied 1374 place count 526 transition count 1663
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1375 place count 526 transition count 1662
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1376 place count 525 transition count 1662
Partial Free-agglomeration rule applied 419 times.
Drop transitions (Partial Free agglomeration) removed 419 transitions
Iterating global reduction 3 with 419 rules applied. Total rules applied 1795 place count 525 transition count 1662
Applied a total of 1795 rules in 157 ms. Remains 525 /1043 variables (removed 518) and now considering 1662/2520 (removed 858) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 525/1043 places, 1662/2520 transitions.
RANDOM walk for 40000 steps (415 resets) in 394 ms. (101 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (15 resets) in 98 ms. (404 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (15 resets) in 75 ms. (526 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (19 resets) in 72 ms. (548 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (16 resets) in 50 ms. (784 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (14 resets) in 72 ms. (547 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (15 resets) in 45 ms. (869 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 367160 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :0 out of 6
Probabilistic random walk after 367160 steps, saw 47811 distinct states, run finished after 3001 ms. (steps per millisecond=122 ) 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-3705732183124441377.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4730755977367682102.kers'
[2026-05-24 23:56:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3705732183124441377.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4730755977367682102.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1662 rows 525 cols 3524 entries
Finished phase 1 with 483 SingleSign rule and 20 generalized
[2026-05-24 23:56:56] [INFO ] Computed 22 invariants in 11 ms
Computed 22 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-4730755977367682102.kers
Total runtime 12 ms.
[2026-05-24 23:56:56] [INFO ] State equation strengthened by 1573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/521 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/521 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/523 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 1662/2185 variables, 523/545 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2185 variables, 1573/2118 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2185 variables, 0/2118 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 2/2187 variables, 2/2120 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2187/2187 variables, and 2120 constraints, problems are : Problem set: 0 solved, 6 unsolved in 2124 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/485 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 36/521 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/521 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2/523 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/523 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 1662/2185 variables, 523/548 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf2 is UNSAT
Problem apf7 is UNSAT
At refinement iteration 10 (INCLUDED_ONLY) 0/2185 variables, 1573/2121 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2185 variables, 4/2125 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2185 variables, 0/2125 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/2187 variables, 2/2127 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2187 variables, 0/2127 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/2187 variables, 0/2127 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2187/2187 variables, and 2127 constraints, problems are : Problem set: 2 solved, 4 unsolved in 4536 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6689ms problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 193 ms.
Support contains 5 out of 525 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 23 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 525/525 places, 1662/1662 transitions.
RANDOM walk for 40000 steps (419 resets) in 333 ms. (119 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (16 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (18 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (17 resets) in 54 ms. (727 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (17 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 379590 steps, run timeout after 3001 ms. (steps per millisecond=126 ) properties seen :0 out of 4
Probabilistic random walk after 379590 steps, saw 49298 distinct states, run finished after 3001 ms. (steps per millisecond=126 ) properties seen :0
[2026-05-24 23:57:06] [INFO ] Invariant cache hit.
[2026-05-24 23:57:06] [INFO ] State equation strengthened by 1573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/521 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/521 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/523 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 1662/2185 variables, 523/545 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2185 variables, 1573/2118 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2185 variables, 0/2118 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/2187 variables, 2/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2187/2187 variables, and 2120 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1269 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/485 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 36/521 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/521 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 2/523 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/523 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1662/2185 variables, 523/563 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2185 variables, 1573/2136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2185 variables, 4/2140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2185 variables, 0/2140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/2187 variables, 2/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2187 variables, 0/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/2187 variables, 0/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2187/2187 variables, and 2142 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5423 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6701ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 5 out of 525 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 25 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 525/525 places, 1662/1662 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 23 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
[2026-05-24 23:57:12] [INFO ] Invariant cache hit.
[2026-05-24 23:57:13] [INFO ] Implicit Places using invariants in 351 ms returned []
[2026-05-24 23:57:13] [INFO ] Invariant cache hit.
[2026-05-24 23:57:13] [INFO ] State equation strengthened by 1573 read => feed constraints.
[2026-05-24 23:57:24] [INFO ] Implicit Places using invariants and state equation in 11569 ms returned []
Implicit Place search using SMT with State Equation took 11922 ms to find 0 implicit places.
[2026-05-24 23:57:24] [INFO ] Redundant transitions in 28 ms returned []
Running 1642 sub problems to find dead transitions.
[2026-05-24 23:57:24] [INFO ] Invariant cache hit.
[2026-05-24 23:57:24] [INFO ] State equation strengthened by 1573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/2187 variables, and 62 constraints, problems are : Problem set: 0 solved, 1642 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/525 constraints, ReadFeed: 0/1573 constraints, PredecessorRefiner: 1642/1642 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1642 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/524 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/524 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/524 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/524 variables, 20/222 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
SMT process timed out in 60495ms, After SMT, problems are : Problem set: 0 solved, 1642 unsolved
Search for dead transitions found 0 dead transitions in 60500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72481 ms. Remains : 525/525 places, 1662/1662 transitions.
Found 2 invariant AP formulas.
Knowledge based reduction with 17 factoid took 110 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter insensitive) to 6 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), false, false, false, false]
Knowledge-based reduction took 100471 ms.
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), false, false, false, false]
Support contains 5 out of 1043 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1043/1043 places, 2520/2520 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 139 transitions
Trivial Post-agglo rules discarded 139 transitions
Performed 139 trivial Post agglomeration. Transition count delta: 139
Iterating post reduction 0 with 139 rules applied. Total rules applied 139 place count 1043 transition count 2381
Reduce places removed 139 places and 0 transitions.
Iterating post reduction 1 with 139 rules applied. Total rules applied 278 place count 904 transition count 2381
Performed 378 Post agglomeration using F-continuation condition.Transition count delta: 378
Deduced a syphon composed of 378 places in 1 ms
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 2 with 756 rules applied. Total rules applied 1034 place count 526 transition count 2003
Drop transitions (Redundant composition of simpler transitions.) removed 340 transitions
Redundant transition composition rules discarded 340 transitions
Iterating global reduction 2 with 340 rules applied. Total rules applied 1374 place count 526 transition count 1663
Applied a total of 1374 rules in 95 ms. Remains 526 /1043 variables (removed 517) and now considering 1663/2520 (removed 857) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7158472812408144325.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1557291921210461902.kers'
[2026-05-24 23:58:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7158472812408144325.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1557291921210461902.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1663 rows 526 cols 3468 entries
Finished phase 1 with 484 SingleSign rule and 20 generalized
[2026-05-24 23:58:26] [INFO ] Computed 22 invariants in 15 ms
Computed 22 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-1557291921210461902.kers
Total runtime 17 ms.
[2026-05-24 23:58:26] [INFO ] Implicit Places using invariants in 221 ms returned []
[2026-05-24 23:58:26] [INFO ] Invariant cache hit.
[2026-05-24 23:58:26] [INFO ] State equation strengthened by 1175 read => feed constraints.
[2026-05-24 23:58:28] [INFO ] Implicit Places using invariants and state equation in 2382 ms returned []
Implicit Place search using SMT with State Equation took 2605 ms to find 0 implicit places.
[2026-05-24 23:58:28] [INFO ] Redundant transitions in 28 ms returned []
Running 1643 sub problems to find dead transitions.
[2026-05-24 23:58:28] [INFO ] Invariant cache hit.
[2026-05-24 23:58:28] [INFO ] State equation strengthened by 1175 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/525 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/525 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/525 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/525 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 525/2189 variables, and 62 constraints, problems are : Problem set: 0 solved, 1643 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/526 constraints, ReadFeed: 0/1175 constraints, PredecessorRefiner: 1643/1643 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1643 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/525 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/525 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/525 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/525 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/525 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/525 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 525/2189 variables, and 138 constraints, problems are : Problem set: 0 solved, 1643 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/526 constraints, ReadFeed: 0/1175 constraints, PredecessorRefiner: 0/1643 constraints, Known Traps: 116/116 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60365ms problems are : Problem set: 0 solved, 1643 unsolved
Search for dead transitions found 0 dead transitions in 60367ms
Starting structural reductions in SI_LTL mode, iteration 1 : 526/1043 places, 1663/2520 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63106 ms. Remains : 526/1043 places, 1663/2520 transitions.
Computed a total of 60 stabilizing places and 99 stable transitions
Computed a total of 60 stabilizing places and 99 stable transitions
Knowledge based reduction with 23 factoid took 52 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter insensitive) to 6 states, 17 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (379 resets) in 361 ms. (110 steps per ms) remains 6/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 71 ms. (555 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (18 resets) in 50 ms. (784 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (19 resets) in 60 ms. (655 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (17 resets) in 53 ms. (740 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (16 resets) in 41 ms. (952 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (19 resets) in 39 ms. (1000 steps per ms) remains 6/6 properties
[2026-05-24 23:59:29] [INFO ] Invariant cache hit.
[2026-05-24 23:59:29] [INFO ] State equation strengthened by 1175 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 481/486 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/522 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 1663/2187 variables, 524/546 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2187 variables, 1175/1721 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2187 variables, 0/1721 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 2/2189 variables, 2/1723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2189 variables, 0/1723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 0/2189 variables, 0/1723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2189/2189 variables, and 1723 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1187 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 526/526 constraints, ReadFeed: 1175/1175 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 481/486 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/486 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 36/522 variables, 18/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2/524 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/524 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 1663/2187 variables, 524/562 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf2 is UNSAT
Problem apf7 is UNSAT
At refinement iteration 10 (INCLUDED_ONLY) 0/2187 variables, 1175/1737 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2187 variables, 4/1741 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2187 variables, 0/1741 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/2189 variables, 2/1743 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2189 variables, 0/1743 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/2189 variables, 0/1743 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
Error getting values : (error "Timeout of Z3 solver reached")
After SMT solving in domain Int declared 2189/2189 variables, and 1743 constraints, problems are : Problem set: 2 solved, 4 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 526/526 constraints, ReadFeed: 1175/1175 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6201ms problems are : Problem set: 2 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 173 ms.
Support contains 5 out of 526 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 526/526 places, 1663/1663 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 526 transition count 1662
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 525 transition count 1662
Partial Free-agglomeration rule applied 419 times.
Drop transitions (Partial Free agglomeration) removed 419 transitions
Iterating global reduction 1 with 419 rules applied. Total rules applied 421 place count 525 transition count 1662
Applied a total of 421 rules in 63 ms. Remains 525 /526 variables (removed 1) and now considering 1662/1663 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 525/526 places, 1662/1663 transitions.
RANDOM walk for 40000 steps (422 resets) in 319 ms. (125 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (16 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (18 resets) in 53 ms. (740 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (18 resets) in 73 ms. (540 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (17 resets) in 62 ms. (634 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 382601 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 4
Probabilistic random walk after 382601 steps, saw 49606 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) 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-5000486317847066009.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3621263471438854027.kers'
[2026-05-24 23:59:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5000486317847066009.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3621263471438854027.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1662 rows 525 cols 3524 entries
Finished phase 1 with 483 SingleSign rule and 20 generalized
[2026-05-24 23:59:38] [INFO ] Computed 22 invariants in 7 ms
Computed 22 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3621263471438854027.kers
Total runtime 8 ms.
[2026-05-24 23:59:38] [INFO ] State equation strengthened by 1573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/521 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/521 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/523 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 1662/2185 variables, 523/545 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2185 variables, 1573/2118 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2185 variables, 0/2118 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/2187 variables, 2/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/2187 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2187/2187 variables, and 2120 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1332 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 480/485 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/485 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 36/521 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/521 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 2/523 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/523 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1662/2185 variables, 523/563 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2185 variables, 1573/2136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2185 variables, 4/2140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2185 variables, 0/2140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/2187 variables, 2/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2187 variables, 0/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/2187 variables, 0/2142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2187/2187 variables, and 2142 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5462 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 525/525 constraints, ReadFeed: 1573/1573 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6816ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 5 out of 525 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 24 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 525/525 places, 1662/1662 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 1662/1662 transitions.
Applied a total of 0 rules in 22 ms. Remains 525 /525 variables (removed 0) and now considering 1662/1662 (removed 0) transitions.
[2026-05-24 23:59:45] [INFO ] Invariant cache hit.
[2026-05-24 23:59:46] [INFO ] Implicit Places using invariants in 326 ms returned []
[2026-05-24 23:59:46] [INFO ] Invariant cache hit.
[2026-05-24 23:59:46] [INFO ] State equation strengthened by 1573 read => feed constraints.
[2026-05-24 23:59:57] [INFO ] Implicit Places using invariants and state equation in 11581 ms returned []
Implicit Place search using SMT with State Equation took 11911 ms to find 0 implicit places.
[2026-05-24 23:59:57] [INFO ] Redundant transitions in 30 ms returned []
Running 1642 sub problems to find dead transitions.
[2026-05-24 23:59:57] [INFO ] Invariant cache hit.
[2026-05-24 23:59:57] [INFO ] State equation strengthened by 1573 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/2187 variables, and 62 constraints, problems are : Problem set: 0 solved, 1642 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/525 constraints, ReadFeed: 0/1573 constraints, PredecessorRefiner: 1642/1642 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1642 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/524 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/524 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/524 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/524 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/524 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/524 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/524 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/524 variables, 20/222 constraints. Problems are: Problem set: 0 solved, 1642 unsolved
SMT process timed out in 60388ms, After SMT, problems are : Problem set: 0 solved, 1642 unsolved
Search for dead transitions found 0 dead transitions in 60390ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72367 ms. Remains : 525/525 places, 1662/1662 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1507 edges and 525 vertex of which 416 / 525 are part of one of the 2 SCC in 3 ms
Free SCC test removed 414 places
Drop transitions (Empty/Sink Transition effects.) removed 1077 transitions
Ensure Unique test removed 406 transitions
Reduce isomorphic transitions removed 1483 transitions.
Graph (complete) has 304 edges and 111 vertex of which 51 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 62 place count 51 transition count 101
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 97 place count 16 transition count 49
Iterating global reduction 1 with 35 rules applied. Total rules applied 132 place count 16 transition count 49
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 149 place count 16 transition count 32
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 153 place count 14 transition count 31
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 156 place count 14 transition count 28
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 157 place count 14 transition count 28
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 158 place count 13 transition count 27
Applied a total of 158 rules in 13 ms. Remains 13 /525 variables (removed 512) and now considering 27/1662 (removed 1635) transitions.
Running SMT prover for 4 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13553429859195075576.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8363371382395250194.kers'
[2026-05-25 00:00:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13553429859195075576.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8363371382395250194.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 27 rows 13 cols 61 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-25 00:00:58] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8363371382395250194.kers
Total runtime 0 ms.
[2026-05-25 00:00:58] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-25 00:00:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 00:00:58] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2026-05-25 00:00:58] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-25 00:00:58] [INFO ] After 60ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 108 ms.
Found 2 invariant AP formulas.
Knowledge based reduction with 25 factoid took 121 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter insensitive) to 6 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), false, false, false, false]
Knowledge-based reduction took 89675 ms.
Stuttering acceptance computed with spot in 254 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), false, false, false, false]
Stuttering acceptance computed with spot in 264 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), false, false, false, false]
Product exploration explored 100000 steps with 959 reset in 539 ms.
Product exploration explored 100000 steps with 954 reset in 517 ms.
Built C files in :
/tmp/ltsmin12633886280678458056
[2026-05-25 00:01:00] [INFO ] Too many transitions (1663) to apply POR reductions. Disabling POR matrices.
[2026-05-25 00:01:00] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12633886280678458056
Running compilation step : cd /tmp/ltsmin12633886280678458056;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
Compilation finished in 2846 ms.
Running link step : cd /tmp/ltsmin12633886280678458056;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin12633886280678458056;'/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' '--hoa' '/tmp/stateBased6041086223622998610.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 526 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 526/526 places, 1663/1663 transitions.
Applied a total of 0 rules in 22 ms. Remains 526 /526 variables (removed 0) and now considering 1663/1663 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-54911091215318400.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3419578608721793953.kers'
[2026-05-25 00:01:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-54911091215318400.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3419578608721793953.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1663 rows 526 cols 3468 entries
Finished phase 1 with 484 SingleSign rule and 20 generalized
[2026-05-25 00:01:15] [INFO ] Computed 22 invariants in 7 ms
Computed 22 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3419578608721793953.kers
Total runtime 11 ms.
[2026-05-25 00:01:15] [INFO ] Implicit Places using invariants in 208 ms returned []
[2026-05-25 00:01:15] [INFO ] Invariant cache hit.
[2026-05-25 00:01:15] [INFO ] State equation strengthened by 1175 read => feed constraints.
[2026-05-25 00:01:17] [INFO ] Implicit Places using invariants and state equation in 2400 ms returned []
Implicit Place search using SMT with State Equation took 2611 ms to find 0 implicit places.
[2026-05-25 00:01:17] [INFO ] Redundant transitions in 27 ms returned []
Running 1643 sub problems to find dead transitions.
[2026-05-25 00:01:17] [INFO ] Invariant cache hit.
[2026-05-25 00:01:17] [INFO ] State equation strengthened by 1175 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/525 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/525 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/525 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/525 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 525/2189 variables, and 62 constraints, problems are : Problem set: 0 solved, 1643 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/526 constraints, ReadFeed: 0/1175 constraints, PredecessorRefiner: 1643/1643 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1643 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/525 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/525 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/525 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/525 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/525 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/525 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1643 unsolved
SMT process timed out in 60351ms, After SMT, problems are : Problem set: 0 solved, 1643 unsolved
Search for dead transitions found 0 dead transitions in 60353ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63026 ms. Remains : 526/526 places, 1663/1663 transitions.
Built C files in :
/tmp/ltsmin4083240062282614428
[2026-05-25 00:02:18] [INFO ] Too many transitions (1663) to apply POR reductions. Disabling POR matrices.
[2026-05-25 00:02:18] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4083240062282614428
Running compilation step : cd /tmp/ltsmin4083240062282614428;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
Compilation finished in 2754 ms.
Running link step : cd /tmp/ltsmin4083240062282614428;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin4083240062282614428;'/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' '--hoa' '/tmp/stateBased2191071047298837599.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:02:33] [INFO ] Flatten gal took : 28 ms
[2026-05-25 00:02:33] [INFO ] Flatten gal took : 25 ms
[2026-05-25 00:02:33] [INFO ] Time to serialize gal into /tmp/LTL16426732154475318242.gal : 6 ms
[2026-05-25 00:02:33] [INFO ] Time to serialize properties into /tmp/LTL7340043427928769234.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16426732154475318242.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13853414992360788395.hoa' '-atoms' '/tmp/LTL7340043427928769234.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL7340043427928769234.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13853414992360788395.hoa
Detected timeout of ITS tools.
[2026-05-25 00:02:48] [INFO ] Flatten gal took : 20 ms
[2026-05-25 00:02:48] [INFO ] Flatten gal took : 20 ms
[2026-05-25 00:02:48] [INFO ] Time to serialize gal into /tmp/LTL14126420009262743340.gal : 6 ms
[2026-05-25 00:02:48] [INFO ] Time to serialize properties into /tmp/LTL16068861052131079312.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14126420009262743340.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16068861052131079312.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(F((("(Node12GiveAnswer13>=3)")||(G("(Node6requestsent17<=Node1requestsent15)")))||(G("(Node17IsNonInsertedNode<=Node4GiveAnswer0)...162
Formula 0 simplified : XG(!"(Node12GiveAnswer13>=3)" & F!"(Node6requestsent17<=Node1requestsent15)" & F!"(Node17IsNonInsertedNode<=Node4GiveAnswer0)")
Detected timeout of ITS tools.
[2026-05-25 00:03:03] [INFO ] Flatten gal took : 19 ms
[2026-05-25 00:03:03] [INFO ] Applying decomposition
[2026-05-25 00:03:03] [INFO ] Flatten gal took : 18 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/graph3556865479883090193.txt' '-o' '/tmp/graph3556865479883090193.bin' '-w' '/tmp/graph3556865479883090193.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3556865479883090193.bin' '-l' '-1' '-v' '-w' '/tmp/graph3556865479883090193.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:03:03] [INFO ] Decomposing Gal with order
[2026-05-25 00:03:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:03:03] [INFO ] Removed a total of 1209 redundant transitions.
[2026-05-25 00:03:03] [INFO ] Flatten gal took : 113 ms
[2026-05-25 00:03:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 760 labels/synchronizations in 46 ms.
[2026-05-25 00:03:04] [INFO ] Time to serialize gal into /tmp/LTL13647190749278035534.gal : 9 ms
[2026-05-25 00:03:04] [INFO ] Time to serialize properties into /tmp/LTL5809580677683481449.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13647190749278035534.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5809580677683481449.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F((("(gi0.gu14.Node12GiveAnswer13>=3)")||(G("(gu22.Node6requestsent17<=gu22.Node1requestsent15)")))||(G("(gu19.Node17IsNonInserte...191
Formula 0 simplified : XG(!"(gi0.gu14.Node12GiveAnswer13>=3)" & F!"(gu22.Node6requestsent17<=gu22.Node1requestsent15)" & F!"(gu19.Node17IsNonInsertedNode<=...179
Detected timeout of ITS tools.
Treatment of property CANInsertWithFailure-PT-020-LTLCardinality-12 finished in 429556 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Spot run failed in 72 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G(p1)||G(p2)))))'
Spot run failed in 36 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-25 00:03:19] [INFO ] Flatten gal took : 56 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin13904630105009211351
[2026-05-25 00:03:19] [INFO ] Too many transitions (2520) to apply POR reductions. Disabling POR matrices.
[2026-05-25 00:03:19] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13904630105009211351
Running compilation step : cd /tmp/ltsmin13904630105009211351;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-25 00:03:19] [INFO ] Applying decomposition
[2026-05-25 00:03:19] [INFO ] Flatten gal took : 102 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/graph3507231755762605374.txt' '-o' '/tmp/graph3507231755762605374.bin' '-w' '/tmp/graph3507231755762605374.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3507231755762605374.bin' '-l' '-1' '-v' '-w' '/tmp/graph3507231755762605374.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:03:19] [INFO ] Decomposing Gal with order
[2026-05-25 00:03:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:03:19] [INFO ] Removed a total of 1213 redundant transitions.
[2026-05-25 00:03:19] [INFO ] Flatten gal took : 124 ms
[2026-05-25 00:03:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 720 labels/synchronizations in 29 ms.
[2026-05-25 00:03:20] [INFO ] Time to serialize gal into /tmp/LTLCardinality1460352986855857126.gal : 15 ms
[2026-05-25 00:03:20] [INFO ] Time to serialize properties into /tmp/LTLCardinality5032597685572907755.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality1460352986855857126.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality5032597685572907755.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...297
Read 2 LTL properties
Checking formula 0 : !((F(G("((gi0.gi17.gu55.Node15GiveAnswer13<3)&&(gi0.gi17.gu63.Node9GiveAnswer15<1))"))))
Formula 0 simplified : GF!"((gi0.gi17.gu55.Node15GiveAnswer13<3)&&(gi0.gi17.gu63.Node9GiveAnswer15<1))"
Compilation finished in 4795 ms.
Running link step : cd /tmp/ltsmin13904630105009211351;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin13904630105009211351;'/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' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin13904630105009211351;'/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' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin13904630105009211351;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(<>(((LTLAPp1==true)||[]((LTLAPp2==true))||[]((LTLAPp3==true)))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 00:28:45] [INFO ] Flatten gal took : 412 ms
[2026-05-25 00:28:46] [INFO ] Time to serialize gal into /tmp/LTLCardinality15726827614448451634.gal : 80 ms
[2026-05-25 00:28:46] [INFO ] Time to serialize properties into /tmp/LTLCardinality14103177051673924750.ltl : 9 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality15726827614448451634.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality14103177051673924750.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...299
Read 2 LTL properties
Checking formula 0 : !((F(G("((Node15GiveAnswer13<3)&&(Node9GiveAnswer15<1))"))))
Formula 0 simplified : GF!"((Node15GiveAnswer13<3)&&(Node9GiveAnswer15<1))"
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin13904630105009211351;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(<>(((LTLAPp1==true)||[]((LTLAPp2==true))||[]((LTLAPp3==true)))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin13904630105009211351;'/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' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'

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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="CANInsertWithFailure-PT-020"
export BK_EXAMINATION="LTLCardinality"
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 CANInsertWithFailure-PT-020, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946842100715"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-020.tgz
mv CANInsertWithFailure-PT-020 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;