Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r156-tall-174881254600763.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is QuasiCertifProtocol-COL-28, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881254600763
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 120K May 29 14:32 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 QuasiCertifProtocol-COL-28-LTLCardinality-00
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-01
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-02
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-03
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-04
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-05
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-06
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-07
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-08
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-09
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-10
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-11
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-12
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-13
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-14
FORMULA_NAME QuasiCertifProtocol-COL-28-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749133978750

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-COL-28
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-05 14:32:59] [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]
[2025-06-05 14:32:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 14:33:00] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-05 14:33:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-05 14:33:00] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 600 ms
[2025-06-05 14:33:00] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 2998 PT places and 446.0 transition bindings in 21 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
[2025-06-05 14:33:00] [INFO ] Built PT skeleton of HLPN with 30 places and 26 transitions 77 arcs in 8 ms.
[2025-06-05 14:33:00] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 4 formulas.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 30 stabilizing places and 26 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 30 transition count 26
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 30 stabilizing places and 26 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 30 transition count 26
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
RANDOM walk for 40018 steps (1016 resets) in 543 ms. (73 steps per ms) remains 5/31 properties
BEST_FIRST walk for 40004 steps (596 resets) in 236 ms. (168 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (348 resets) in 138 ms. (287 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (348 resets) in 161 ms. (246 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (346 resets) in 159 ms. (250 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (346 resets) in 81 ms. (487 steps per ms) remains 5/5 properties
// Phase 1: matrix 26 rows 30 cols
[2025-06-05 14:33:01] [INFO ] Computed 5 invariants in 5 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
At refinement iteration 1 (OVERLAPS) 14/23 variables, 5/5 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/49 variables, 23/28 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/28 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 7/56 variables, 7/35 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/35 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/35 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 35 constraints, problems are : Problem set: 3 solved, 2 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 16/22 variables, 5/5 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/48 variables, 22/27 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/27 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 8/56 variables, 8/35 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 2/37 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/37 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/37 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 37 constraints, problems are : Problem set: 3 solved, 2 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 2/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 365ms problems are : Problem set: 3 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 128 steps, including 0 resets, run visited all 2 properties in 8 ms. (steps per millisecond=16 )
Parikh walk visited 2 properties in 11 ms.
Successfully simplified 3 atomic propositions for a total of 12 simplifications.
[2025-06-05 14:33:01] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2025-06-05 14:33:01] [INFO ] Flatten gal took : 17 ms
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-05 14:33:01] [INFO ] Flatten gal took : 5 ms
Domain [tsid(29), tsid(29)] of place n9 breaks symmetries in sort tsid
[2025-06-05 14:33:01] [INFO ] Unfolded HLPN to a Petri net with 2998 places and 446 transitions 6489 arcs in 27 ms.
[2025-06-05 14:33:01] [INFO ] Unfolded 11 HLPN properties in 1 ms.
Support contains 2098 out of 2998 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2998/2998 places, 446/446 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2997 transition count 446
Applied a total of 1 rules in 123 ms. Remains 2997 /2998 variables (removed 1) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2997 cols
[2025-06-05 14:33:02] [INFO ] Computed 2552 invariants in 112 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:33:04] [INFO ] Implicit Places using invariants in 2814 ms returned []
[2025-06-05 14:33:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:33:22] [INFO ] Implicit Places using invariants and state equation in 17376 ms returned []
Implicit Place search using SMT with State Equation took 20203 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:33:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 1708/1708 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2935/3443 variables, and 1708 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, Generalized P Invariants (flows): 1708/2549 constraints, State Equation: 0/2997 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 1708/1708 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2935/3443 variables, and 1708 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, Generalized P Invariants (flows): 1708/2549 constraints, State Equation: 0/2997 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60591ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60601ms
Starting structural reductions in LTL mode, iteration 1 : 2997/2998 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80947 ms. Remains : 2997/2998 places, 446/446 transitions.
Support contains 2098 out of 2997 places after structural reductions.
[2025-06-05 14:34:23] [INFO ] Flatten gal took : 157 ms
[2025-06-05 14:34:23] [INFO ] Flatten gal took : 114 ms
[2025-06-05 14:34:23] [INFO ] Input system was already deterministic with 446 transitions.
RANDOM walk for 40000 steps (1209 resets) in 3722 ms. (10 steps per ms) remains 20/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 174 ms. (22 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 141 ms. (28 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
[2025-06-05 14:34:24] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2009 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2009 variables, 1624/1625 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2009 variables, 0/1625 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 30/2039 variables, 2/1627 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2039 variables, 0/1627 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 899/2938 variables, 897/2524 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2938 variables, 0/2524 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Problem AtomicPropp1 is UNSAT
At refinement iteration 7 (OVERLAPS) 446/3384 variables, 2938/5462 constraints. Problems are: Problem set: 1 solved, 19 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3384/3443 variables, and 5462 constraints, problems are : Problem set: 1 solved, 19 unsolved in 5030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2521/2549 constraints, State Equation: 2938/2997 constraints, PredecessorRefiner: 20/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 19 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2008 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2008 variables, 1624/1625 constraints. Problems are: Problem set: 1 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:31] [INFO ] Deduced a trap composed of 5 places in 894 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:32] [INFO ] Deduced a trap composed of 5 places in 871 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:33] [INFO ] Deduced a trap composed of 5 places in 761 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:33] [INFO ] Deduced a trap composed of 5 places in 729 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:34] [INFO ] Deduced a trap composed of 5 places in 721 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:35] [INFO ] Deduced a trap composed of 5 places in 712 ms of which 44 ms to minimize.
SMT process timed out in 10639ms, After SMT, problems are : Problem set: 1 solved, 19 unsolved
Fused 19 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2008 out of 2997 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 2996 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.18 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 2996 transition count 445
Applied a total of 2 rules in 92 ms. Remains 2996 /2997 variables (removed 1) and now considering 445/446 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 2996/2997 places, 445/446 transitions.
RANDOM walk for 40000 steps (1210 resets) in 3207 ms. (12 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 104 ms. (38 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 89 ms. (44 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
Interrupted probabilistic random walk after 471077 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :18 out of 19
Probabilistic random walk after 471077 steps, saw 79916 distinct states, run finished after 3005 ms. (steps per millisecond=156 ) properties seen :18
// Phase 1: matrix 445 rows 2996 cols
[2025-06-05 14:34:39] [INFO ] Computed 2552 invariants in 51 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 263/323 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/324 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/324 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2494/2818 variables, 2436/2468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2818 variables, 0/2468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 441/3259 variables, 2818/5286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3259 variables, 0/5286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 180/3439 variables, 177/5463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3439 variables, 84/5547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3439 variables, 0/5547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/3441 variables, 1/5548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3441 variables, 0/5548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/3441 variables, 0/5548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3441/3441 variables, and 5548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1616 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 2520/2520 constraints, State Equation: 2996/2996 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 263/323 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:41] [INFO ] Deduced a trap composed of 4 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:41] [INFO ] Deduced a trap composed of 4 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:41] [INFO ] Deduced a trap composed of 4 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:41] [INFO ] Deduced a trap composed of 4 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:41] [INFO ] Deduced a trap composed of 4 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 110 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 112 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 109 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:42] [INFO ] Deduced a trap composed of 4 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 98 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 101 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/323 variables, 20/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 98 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:43] [INFO ] Deduced a trap composed of 4 places in 98 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 4 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 4 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 4 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 4 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 8 places in 99 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:34:44] [INFO ] Deduced a trap composed of 8 places in 105 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/323 variables, 9/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/323 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/324 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/324 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2818/3441 variables, and 2497 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28398 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 2436/2520 constraints, State Equation: 0/2996 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30089ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 2996 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2996/2996 places, 445/445 transitions.
Graph (complete) has 30283 edges and 2996 vertex of which 2965 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.14 ms
Discarding 31 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 176 transitions
Reduce isomorphic transitions removed 176 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 235 rules applied. Total rules applied 236 place count 2907 transition count 268
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 237 place count 2906 transition count 268
Performed 59 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 59 Pre rules applied. Total rules applied 237 place count 2906 transition count 209
Deduced a syphon composed of 59 places in 1 ms
Ensure Unique test removed 85 places
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 2 with 203 rules applied. Total rules applied 440 place count 2762 transition count 209
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 1 ms
Ensure Unique test removed 840 places
Reduce places removed 898 places and 0 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 1396 place count 1864 transition count 151
Applied a total of 1396 rules in 624 ms. Remains 1864 /2996 variables (removed 1132) and now considering 151/445 (removed 294) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 624 ms. Remains : 1864/2996 places, 151/445 transitions.
RANDOM walk for 40000 steps (823 resets) in 1561 ms. (25 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (42 resets) in 463 ms. (86 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 551186 steps, run timeout after 3001 ms. (steps per millisecond=183 ) properties seen :0 out of 1
Probabilistic random walk after 551186 steps, saw 68162 distinct states, run finished after 3001 ms. (steps per millisecond=183 ) properties seen :0
// Phase 1: matrix 151 rows 1864 cols
[2025-06-05 14:35:13] [INFO ] Computed 1713 invariants in 17 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/118 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1743/1861 variables, 1683/1712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1861 variables, 0/1712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/1863 variables, 1/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1863 variables, 0/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 151/2014 variables, 1863/3576 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2014 variables, 0/3576 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/2015 variables, 1/3577 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2015 variables, 0/3577 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/2015 variables, 0/3577 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2015/2015 variables, and 3577 constraints, problems are : Problem set: 0 solved, 1 unsolved in 906 ms.
Refiners :[Positive P Invariants (semi-flows): 29/29 constraints, Generalized P Invariants (flows): 1684/1684 constraints, State Equation: 1864/1864 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/118 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1743/1861 variables, 1683/1712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1861 variables, 0/1712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/1863 variables, 1/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1863 variables, 0/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2014/2015 variables, and 3576 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15647 ms.
Refiners :[Positive P Invariants (semi-flows): 29/29 constraints, Generalized P Invariants (flows): 1684/1684 constraints, State Equation: 1863/1864 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16586ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 1864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1864/1864 places, 151/151 transitions.
Applied a total of 0 rules in 95 ms. Remains 1864 /1864 variables (removed 0) and now considering 151/151 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 1864/1864 places, 151/151 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1864/1864 places, 151/151 transitions.
Applied a total of 0 rules in 95 ms. Remains 1864 /1864 variables (removed 0) and now considering 151/151 (removed 0) transitions.
[2025-06-05 14:35:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:35:34] [INFO ] Implicit Places using invariants in 4300 ms returned [1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801]
Discarding 59 places :
Implicit Place search using SMT only with invariants took 4304 ms to find 59 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1805/1864 places, 151/151 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1804 transition count 151
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Ensure Unique test removed 812 places
Reduce places removed 841 places and 0 transitions.
Iterating global reduction 1 with 870 rules applied. Total rules applied 871 place count 963 transition count 122
Applied a total of 871 rules in 118 ms. Remains 963 /1805 variables (removed 842) and now considering 122/151 (removed 29) transitions.
// Phase 1: matrix 122 rows 963 cols
[2025-06-05 14:35:35] [INFO ] Computed 841 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:35:35] [INFO ] Implicit Places using invariants in 911 ms returned []
[2025-06-05 14:35:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:35:37] [INFO ] Implicit Places using invariants and state equation in 1559 ms returned [871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 896, 897, 898, 899, 900]
Discarding 30 places :
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Implicit Place search using SMT with State Equation took 2473 ms to find 30 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 933/1864 places, 121/151 transitions.
Applied a total of 0 rules in 25 ms. Remains 933 /933 variables (removed 0) and now considering 121/121 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 7015 ms. Remains : 933/1864 places, 121/151 transitions.
RANDOM walk for 40000 steps (1222 resets) in 345 ms. (115 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (53 resets) in 191 ms. (208 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 387405 steps, run timeout after 3001 ms. (steps per millisecond=129 ) properties seen :0 out of 1
Probabilistic random walk after 387405 steps, saw 51947 distinct states, run finished after 3002 ms. (steps per millisecond=129 ) properties seen :0
// Phase 1: matrix 121 rows 933 cols
[2025-06-05 14:35:40] [INFO ] Computed 812 invariants in 23 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 841/901 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/901 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/1022 variables, 901/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1022 variables, 0/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 32/1054 variables, 32/1745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1054 variables, 0/1745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/1054 variables, 0/1745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1054/1054 variables, and 1745 constraints, problems are : Problem set: 0 solved, 1 unsolved in 410 ms.
Refiners :[Generalized P Invariants (flows): 812/812 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 841/901 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/901 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/1022 variables, 901/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1022 variables, 0/1713 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1054/1054 variables, and 1745 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18354 ms.
Refiners :[Generalized P Invariants (flows): 812/812 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18802ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 933 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 933/933 places, 121/121 transitions.
Applied a total of 0 rules in 28 ms. Remains 933 /933 variables (removed 0) and now considering 121/121 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 933/933 places, 121/121 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 933/933 places, 121/121 transitions.
Applied a total of 0 rules in 22 ms. Remains 933 /933 variables (removed 0) and now considering 121/121 (removed 0) transitions.
[2025-06-05 14:35:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:36:00] [INFO ] Implicit Places using invariants in 892 ms returned []
[2025-06-05 14:36:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:36:02] [INFO ] Implicit Places using invariants and state equation in 1696 ms returned []
Implicit Place search using SMT with State Equation took 2590 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:36:02] [INFO ] Redundant transitions in 3 ms returned []
Running 120 sub problems to find dead transitions.
[2025-06-05 14:36:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/903 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (OVERLAPS) 29/932 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (OVERLAPS) 121/1053 variables, 932/1744 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1053 variables, 0/1744 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (OVERLAPS) 1/1054 variables, 1/1745 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1054 variables, 0/1745 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 7 (OVERLAPS) 0/1054 variables, 0/1745 constraints. Problems are: Problem set: 0 solved, 120 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1054/1054 variables, and 1745 constraints, problems are : Problem set: 0 solved, 120 unsolved in 24825 ms.
Refiners :[Generalized P Invariants (flows): 812/812 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 120 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/903 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 1 (OVERLAPS) 29/932 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/932 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 3 (OVERLAPS) 121/1053 variables, 932/1744 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1053 variables, 120/1864 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1053 variables, 0/1864 constraints. Problems are: Problem set: 0 solved, 120 unsolved
At refinement iteration 6 (OVERLAPS) 1/1054 variables, 1/1865 constraints. Problems are: Problem set: 0 solved, 120 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1054/1054 variables, and 1865 constraints, problems are : Problem set: 0 solved, 120 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 812/812 constraints, State Equation: 933/933 constraints, PredecessorRefiner: 120/120 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54897ms problems are : Problem set: 0 solved, 120 unsolved
Search for dead transitions found 0 dead transitions in 54898ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57525 ms. Remains : 933/933 places, 121/121 transitions.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 2997 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2997 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&F(p1))) U G((p2||X(p3)))))'
Support contains 62 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 2966 transition count 446
Applied a total of 31 rules in 164 ms. Remains 2966 /2997 variables (removed 31) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2966 cols
[2025-06-05 14:36:57] [INFO ] Computed 2521 invariants in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:37:04] [INFO ] Implicit Places using invariants in 6475 ms returned []
[2025-06-05 14:37:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:37:24] [INFO ] Implicit Places using invariants and state equation in 20615 ms returned [2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 27100 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2937/2997 places, 446/446 transitions.
Applied a total of 0 rules in 238 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 27502 ms. Remains : 2937/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 477 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), false, true, (NOT p1), (AND (NOT p3) p0), (AND (NOT p2) p0 (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-00
Product exploration explored 100000 steps with 33411 reset in 725 ms.
Product exploration explored 100000 steps with 33172 reset in 669 ms.
Computed a total of 2937 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2937 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p2 p3 p0 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p2) (NOT p3) p0))), (X p0), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X p2)), (X (X (NOT (AND (NOT p3) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) p0)))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p3)), (F (G p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 29 factoid took 1033 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 9 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 354 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), false, true, (NOT p1), (AND p0 (NOT p3)), (AND (NOT p2) p0 (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))]
Reduction of identical properties reduced properties to check from 15 to 11
RANDOM walk for 40000 steps (1209 resets) in 583 ms. (68 steps per ms) remains 9/11 properties
BEST_FIRST walk for 40004 steps (80 resets) in 99 ms. (400 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 273 ms. (146 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 149 ms. (266 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 190 ms. (209 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (57 resets) in 125 ms. (317 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 109 ms. (363 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (56 resets) in 117 ms. (339 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (60 resets) in 72 ms. (548 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 109 ms. (363 steps per ms) remains 9/9 properties
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 14:37:29] [INFO ] Computed 2492 invariants in 126 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 126/1029 variables, 903/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1029 variables, 0/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1368/2397 variables, 1048/2763 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2397 variables, 56/2819 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2397 variables, 0/2819 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 58/2455 variables, 840/3659 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2455 variables, 58/3717 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 0/3717 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 812/3267 variables, 784/4501 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3267 variables, 812/5313 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3267 variables, 0/5313 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 116/3383 variables, 116/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 16 (OVERLAPS) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3383/3383 variables, and 5429 constraints, problems are : Problem set: 1 solved, 8 unsolved in 4123 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2937/2937 constraints, PredecessorRefiner: 8/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 126/1029 variables, 903/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1029 variables, 0/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1368/2397 variables, 1048/2763 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2397 variables, 56/2819 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2397 variables, 2/2821 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2397 variables, 0/2821 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 58/2455 variables, 840/3661 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 58/3719 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2455/3383 variables, and 3719 constraints, problems are : Problem set: 1 solved, 8 unsolved in 5022 ms.
Refiners :[Generalized P Invariants (flows): 1708/2492 constraints, State Equation: 2009/2937 constraints, PredecessorRefiner: 8/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9317ms problems are : Problem set: 1 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Iterating post reduction 0 with 232 rules applied. Total rules applied 232 place count 2879 transition count 272
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 232 place count 2879 transition count 214
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 84 places
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 1 with 200 rules applied. Total rules applied 432 place count 2737 transition count 214
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 433 place count 2736 transition count 214
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 840 places
Reduce places removed 898 places and 0 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 1389 place count 1838 transition count 156
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Ensure Unique test removed 841 places
Reduce places removed 870 places and 0 transitions.
Iterating global reduction 2 with 899 rules applied. Total rules applied 2288 place count 968 transition count 127
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 2290 place count 968 transition count 125
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 2291 place count 968 transition count 124
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2292 place count 967 transition count 124
Applied a total of 2292 rules in 336 ms. Remains 967 /2937 variables (removed 1970) and now considering 124/446 (removed 322) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 336 ms. Remains : 967/2937 places, 124/446 transitions.
RANDOM walk for 40000 steps (2002 resets) in 807 ms. (49 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40000 steps (8000 resets) in 173 ms. (229 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (5685 resets) in 106 ms. (373 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (5706 resets) in 121 ms. (327 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (8000 resets) in 121 ms. (327 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (5745 resets) in 86 ms. (459 steps per ms) remains 5/5 properties
// Phase 1: matrix 124 rows 967 cols
[2025-06-05 14:37:39] [INFO ] Computed 843 invariants in 4 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 903/965 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/965 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/967 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/967 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 124/1091 variables, 967/1810 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1091 variables, 0/1810 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/1091 variables, 0/1810 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1091/1091 variables, and 1810 constraints, problems are : Problem set: 0 solved, 5 unsolved in 848 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 967/967 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 903/965 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/965 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/967 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/967 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 124/1091 variables, 967/1810 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1091 variables, 1/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1091 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/1091 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem apf2 is UNSAT
Problem apf3 is UNSAT
No progress, stopping.
Problem apf2 is UNSAT
After SMT solving in domain Int declared 1091/1091 variables, and 1811 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45017 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 967/967 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45892ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 967 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 967/967 places, 124/124 transitions.
Applied a total of 0 rules in 29 ms. Remains 967 /967 variables (removed 0) and now considering 124/124 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 967/967 places, 124/124 transitions.
RANDOM walk for 40000 steps (2095 resets) in 404 ms. (98 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (5694 resets) in 121 ms. (327 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (8000 resets) in 93 ms. (425 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (5717 resets) in 84 ms. (470 steps per ms) remains 3/3 properties
Finished probabilistic random walk after 10964 steps, run visited all 3 properties in 68 ms. (steps per millisecond=161 )
Probabilistic random walk after 10964 steps, saw 3656 distinct states, run finished after 71 ms. (steps per millisecond=154 ) properties seen :3
Found 7 invariant AP formulas.
Knowledge obtained : [(AND p2 p3 p0 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p2) (NOT p3) p0))), (X p0), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X p2)), (X (X (NOT (AND (NOT p3) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) p0)))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p3)), (F (G p0)), (F (OR (G p1) (G (NOT p1)))), (G (OR p0 p3)), (G (OR p0 p2)), (G (OR p0 p3 p1)), (G p0), (G (OR p0 p1)), (G (OR (NOT p0) p3 p2)), (G (OR p0 p1 p2))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR (NOT p0) p3))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) p3 p1))), (F (NOT (OR (NOT p0) p2))), (F (NOT p3)), (F (NOT p2))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 36 factoid took 2330 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 2937 transition count 446
Applied a total of 1 rules in 390 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 14:38:28] [INFO ] Computed 2492 invariants in 116 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:38:33] [INFO ] Implicit Places using invariants in 4472 ms returned []
[2025-06-05 14:38:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:38:48] [INFO ] Implicit Places using invariants and state equation in 15311 ms returned []
Implicit Place search using SMT with State Equation took 19785 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:38:48] [INFO ] Redundant transitions in 30 ms returned []
Running 416 sub problems to find dead transitions.
[2025-06-05 14:38:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60344ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60345ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2937/2937 places, 446/446 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 80562 ms. Remains : 2937/2937 places, 446/446 transitions.
Computed a total of 2937 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2937 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p3 p2 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p3) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (OR p3 p2)), (X p1), (X (X p2)), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (OR p3 p2))), (F (G p3)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 19 factoid took 693 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (1209 resets) in 403 ms. (99 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (56 resets) in 79 ms. (500 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 62 ms. (634 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 85 ms. (465 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 89 ms. (444 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 85 ms. (465 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 65 ms. (606 steps per ms) remains 6/6 properties
[2025-06-05 14:39:50] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 0/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 29/2455 variables, 812/3688 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2455 variables, 29/3717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 0/3717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 812/3267 variables, 784/4501 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3267 variables, 812/5313 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3267 variables, 0/5313 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 116/3383 variables, 116/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3383/3383 variables, and 5429 constraints, problems are : Problem set: 0 solved, 6 unsolved in 3251 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2937/2937 constraints, PredecessorRefiner: 6/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 3/2879 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2426 variables, 0/2879 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 29/2455 variables, 812/3691 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 29/3720 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2455/3383 variables, and 3720 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5020 ms.
Refiners :[Generalized P Invariants (flows): 1708/2492 constraints, State Equation: 2009/2937 constraints, PredecessorRefiner: 6/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8290ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Iterating post reduction 0 with 232 rules applied. Total rules applied 232 place count 2879 transition count 272
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 232 place count 2879 transition count 214
Deduced a syphon composed of 58 places in 1 ms
Ensure Unique test removed 84 places
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 1 with 200 rules applied. Total rules applied 432 place count 2737 transition count 214
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 433 place count 2736 transition count 214
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 840 places
Reduce places removed 898 places and 0 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 1389 place count 1838 transition count 156
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Ensure Unique test removed 841 places
Reduce places removed 870 places and 0 transitions.
Iterating global reduction 2 with 899 rules applied. Total rules applied 2288 place count 968 transition count 127
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 2289 place count 968 transition count 126
Applied a total of 2289 rules in 309 ms. Remains 968 /2937 variables (removed 1969) and now considering 126/446 (removed 320) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 309 ms. Remains : 968/2937 places, 126/446 transitions.
RANDOM walk for 40000 steps (2997 resets) in 353 ms. (112 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (5210 resets) in 63 ms. (625 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (5213 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (6664 resets) in 67 ms. (588 steps per ms) remains 3/3 properties
// Phase 1: matrix 126 rows 968 cols
[2025-06-05 14:39:59] [INFO ] Computed 843 invariants in 5 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 904/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1094/1094 variables, and 1811 constraints, problems are : Problem set: 0 solved, 3 unsolved in 668 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 904/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 1/1812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf3 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Problem apf2 is UNSAT
At refinement iteration 8 (OVERLAPS) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1094/1094 variables, and 1812 constraints, problems are : Problem set: 2 solved, 1 unsolved in 28857 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29539ms problems are : Problem set: 2 solved, 1 unsolved
Finished Parikh walk after 64 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=21 )
Parikh walk visited 1 properties in 3 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p3 p2 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p3) p2))), (X (NOT (AND (NOT p3) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) (NOT p1)))), (X (OR p3 p2)), (X p1), (X (X p2)), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X (OR p3 p2))), (F (G p3)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (G (OR p2 p3 p1)), (G (OR p2 p3)), (G (OR p2 p3))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p2) p3))), (F (NOT (OR p3 p1))), (F (NOT p2)), (F (NOT p3)), (F (NOT p1))]
Knowledge based reduction with 22 factoid took 1286 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p1)]
Product exploration explored 100000 steps with 3028 reset in 547 ms.
Product exploration explored 100000 steps with 3028 reset in 541 ms.
Built C files in :
/tmp/ltsmin12544958383342130186
[2025-06-05 14:40:31] [INFO ] Computing symmetric may disable matrix : 446 transitions.
[2025-06-05 14:40:31] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:40:31] [INFO ] Computing symmetric may enable matrix : 446 transitions.
[2025-06-05 14:40:31] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:40:31] [INFO ] Computing Do-Not-Accords matrix : 446 transitions.
[2025-06-05 14:40:31] [INFO ] Computation of Completed DNA matrix. took 15 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:40:31] [INFO ] Built C files in 109ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12544958383342130186
Running compilation step : cd /tmp/ltsmin12544958383342130186;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2377 ms.
Running link step : cd /tmp/ltsmin12544958383342130186;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin12544958383342130186;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased16869725678930858646.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Applied a total of 0 rules in 163 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 14:40:46] [INFO ] Computed 2492 invariants in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:40:50] [INFO ] Implicit Places using invariants in 4191 ms returned []
[2025-06-05 14:40:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:41:04] [INFO ] Implicit Places using invariants and state equation in 13646 ms returned []
Implicit Place search using SMT with State Equation took 17840 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:41:04] [INFO ] Redundant transitions in 10 ms returned []
Running 416 sub problems to find dead transitions.
[2025-06-05 14:41:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
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(s2765 timeout
1.0)
(s2766 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60384ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60386ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78406 ms. Remains : 2937/2937 places, 446/446 transitions.
Built C files in :
/tmp/ltsmin9439408819911499450
[2025-06-05 14:42:04] [INFO ] Computing symmetric may disable matrix : 446 transitions.
[2025-06-05 14:42:04] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:42:04] [INFO ] Computing symmetric may enable matrix : 446 transitions.
[2025-06-05 14:42:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:42:04] [INFO ] Computing Do-Not-Accords matrix : 446 transitions.
[2025-06-05 14:42:04] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:42:04] [INFO ] Built C files in 69ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9439408819911499450
Running compilation step : cd /tmp/ltsmin9439408819911499450;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2273 ms.
Running link step : cd /tmp/ltsmin9439408819911499450;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin9439408819911499450;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8859128997960094024.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 14:42:20] [INFO ] Flatten gal took : 72 ms
[2025-06-05 14:42:20] [INFO ] Flatten gal took : 75 ms
[2025-06-05 14:42:20] [INFO ] Time to serialize gal into /tmp/LTL7317267676184719950.gal : 18 ms
[2025-06-05 14:42:20] [INFO ] Time to serialize properties into /tmp/LTL3419066929769052487.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7317267676184719950.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8165003417036321335.hoa' '-atoms' '/tmp/LTL3419066929769052487.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL3419066929769052487.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8165003417036321335.hoa
Detected timeout of ITS tools.
[2025-06-05 14:42:35] [INFO ] Flatten gal took : 67 ms
[2025-06-05 14:42:35] [INFO ] Flatten gal took : 66 ms
[2025-06-05 14:42:35] [INFO ] Time to serialize gal into /tmp/LTL7791402783248837265.gal : 11 ms
[2025-06-05 14:42:35] [INFO ] Time to serialize properties into /tmp/LTL5831618391355779203.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7791402783248837265.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5831618391355779203.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !(((X((F("(AstopAbort<=a4)"))&&("(((((((s6_0+s6_1)+(s6_2+s6_3))+((s6_4+s6_5)+(s6_6+s6_7)))+(((s6_8+s6_9)+(s6_10+s6_11))+((s6_12+s6_13)...1273
Formula 0 simplified : X(!"(((((((s6_0+s6_1)+(s6_2+s6_3))+((s6_4+s6_5)+(s6_6+s6_7)))+(((s6_8+s6_9)+(s6_10+s6_11))+((s6_12+s6_13)+(s6_14+s6_15))))+((((s6_16...1262
Detected timeout of ITS tools.
[2025-06-05 14:42:50] [INFO ] Flatten gal took : 65 ms
[2025-06-05 14:42:50] [INFO ] Applying decomposition
[2025-06-05 14:42:50] [INFO ] Flatten gal took : 66 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph8565015442397999524.txt' '-o' '/tmp/graph8565015442397999524.bin' '-w' '/tmp/graph8565015442397999524.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8565015442397999524.bin' '-l' '-1' '-v' '-w' '/tmp/graph8565015442397999524.weights' '-q' '0' '-e' '0.001'
[2025-06-05 14:42:50] [INFO ] Decomposing Gal with order
[2025-06-05 14:42:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 14:42:51] [INFO ] Removed a total of 311 redundant transitions.
[2025-06-05 14:42:51] [INFO ] Flatten gal took : 219 ms
[2025-06-05 14:42:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 541 labels/synchronizations in 178 ms.
[2025-06-05 14:42:52] [INFO ] Time to serialize gal into /tmp/LTL16533736194189324920.gal : 26 ms
[2025-06-05 14:42:52] [INFO ] Time to serialize properties into /tmp/LTL3213766796931654380.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16533736194189324920.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3213766796931654380.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !(((X((F("(gi1.gi0.gi6.gi5.gu1.AstopAbort<=gi1.gi0.gi6.gi5.gu1.a4)"))&&("(((((((gu144.s6_0+gu144.s6_1)+(gu144.s6_2+gu144.s6_3))+((gu14...2033
Formula 0 simplified : X(!"(((((((gu144.s6_0+gu144.s6_1)+(gu144.s6_2+gu144.s6_3))+((gu144.s6_4+gu144.s6_5)+(gu144.s6_6+gu144.s6_7)))+(((gu144.s6_8+gu144.s6...2022
Detected timeout of ITS tools.
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-00 finished in 369613 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0)||(F(p1)&&G(p2))) U (G((F(p0)||(F(p1)&&G(p2))))||((F(p0)||(F(p1)&&G(p2)))&&X(p3))))))'
Support contains 147 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 2966 transition count 446
Applied a total of 31 rules in 248 ms. Remains 2966 /2997 variables (removed 31) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2966 cols
[2025-06-05 14:43:07] [INFO ] Computed 2522 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:43:11] [INFO ] Implicit Places using invariants in 3815 ms returned []
[2025-06-05 14:43:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:43:30] [INFO ] Implicit Places using invariants and state equation in 19776 ms returned []
Implicit Place search using SMT with State Equation took 23594 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:43:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 1708/1708 constraints. Problems are: Problem set: 0 solved, 416 unsolved
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(s2585 1.0)
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(s2597 1.0)
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(s2614 1.0)
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(s2622 1.0)
(s2623 1.0)
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(s2626 1.0)
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(s2631 1.0)
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(s2634 1.0)
(s2635 1.0)
(s2636 1.0)
(s2637 1.0)
(s2638 1.0)
(s2639 1.0)
(s2640 1.0)
(s2641 timeout
1.0)
(s2642 1.0)
(s2643 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2935/3412 variables, and 1708 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 1708/2522 constraints, State Equation: 0/2966 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 1708/1708 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2935/3412 variables, and 1708 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1708/2522 constraints, State Equation: 0/2966 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60338ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60341ms
Starting structural reductions in LTL mode, iteration 1 : 2966/2997 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 84187 ms. Remains : 2966/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 304 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-02
Stuttering criterion allowed to conclude after 32 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-02 finished in 84530 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((X(X(p0))||G(p1)))&&(G(!p0)||(!p0&&F(p2))))))'
Support contains 59 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 61 places and 0 transitions.
Iterating post reduction 0 with 61 rules applied. Total rules applied 61 place count 2936 transition count 446
Applied a total of 61 rules in 164 ms. Remains 2936 /2997 variables (removed 61) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2936 cols
[2025-06-05 14:44:31] [INFO ] Computed 2492 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:44:36] [INFO ] Implicit Places using invariants in 4427 ms returned []
[2025-06-05 14:44:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:44:49] [INFO ] Implicit Places using invariants and state equation in 12948 ms returned []
Implicit Place search using SMT with State Equation took 17378 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:44:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 2492/2492 constraints. Problems are: Problem set: 0 solved, 416 unsolved
(s106 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
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(s103 1.0)
(s104 1.0)
(s105 1.0)
(s106 1.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2935/3382 variables, and 2492 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 0/2936 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 2492/2492 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2935/3382 variables, and 2492 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 0/2936 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60345ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60349ms
Starting structural reductions in LTL mode, iteration 1 : 2936/2997 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77894 ms. Remains : 2936/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 369 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true, (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-03
Product exploration explored 100000 steps with 6717 reset in 442 ms.
Product exploration explored 100000 steps with 6684 reset in 469 ms.
Computed a total of 2936 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2936 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p0) (NOT p2))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X p1)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1)), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 176 ms. Reduced automaton from 11 states, 21 edges and 3 AP (stutter sensitive) to 11 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 346 ms :[(OR (AND (NOT p0) (NOT p1)) (AND p0 (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND p0 (NOT p2))), true, (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p2) p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p2), (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
RANDOM walk for 40000 steps (1208 resets) in 517 ms. (77 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (58 resets) in 146 ms. (272 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (58 resets) in 163 ms. (243 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (57 resets) in 112 ms. (354 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (55 resets) in 107 ms. (370 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (56 resets) in 110 ms. (360 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (57 resets) in 105 ms. (377 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (56 resets) in 112 ms. (354 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (58 resets) in 120 ms. (330 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (56 resets) in 91 ms. (434 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 552750 steps, run timeout after 3001 ms. (steps per millisecond=184 ) properties seen :8 out of 9
Probabilistic random walk after 552750 steps, saw 88953 distinct states, run finished after 3001 ms. (steps per millisecond=184 ) properties seen :8
[2025-06-05 14:45:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/120 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2063/2183 variables, 1771/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2183 variables, 812/2613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2183 variables, 0/2613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 29/2212 variables, 812/3425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2212 variables, 29/3454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2212 variables, 0/3454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 841/3053 variables, 812/4266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3053 variables, 841/5107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3053 variables, 0/5107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 235/3288 variables, 175/5282 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3288 variables, 0/5282 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 29/3317 variables, 28/5310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3317 variables, 29/5339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3317 variables, 0/5339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/3379 variables, 59/5398 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3379 variables, 28/5426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3379 variables, 0/5426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 3/3382 variables, 2/5428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3382 variables, 0/5428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/3382 variables, 0/5428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3382/3382 variables, and 5428 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2256 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2936/2936 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/120 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2063/2183 variables, 1771/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2183 variables, 812/2613 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2183 variables, 1/2614 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2183 variables, 0/2614 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 29/2212 variables, 812/3426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2212 variables, 29/3455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2212 variables, 0/3455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 841/3053 variables, 812/4267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3053 variables, 841/5108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3053 variables, 0/5108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 235/3288 variables, 175/5283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3288 variables, 0/5283 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/3317 variables, 28/5311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3317 variables, 29/5340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3317 variables, 0/5340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/3379 variables, 59/5399 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3379 variables, 28/5427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3379 variables, 0/5427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/3382 variables, 2/5429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3382 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/3382 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3382/3382 variables, and 5429 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3819 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2936/2936 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6103ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 162 steps, including 0 resets, run visited all 1 properties in 10 ms. (steps per millisecond=16 )
Parikh walk visited 1 properties in 10 ms.
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p0) (NOT p2))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X p1)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1)), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR (NOT p0) p1))), (F p2), (F (NOT (OR p0 p1))), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p1)))
Knowledge based reduction with 15 factoid took 450 ms. Reduced automaton from 11 states, 19 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-03 FALSE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-03 finished in 90373 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (p1||X((p2||G(p0))))))'
Support contains 60 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 60 places and 0 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 2937 transition count 446
Applied a total of 60 rules in 131 ms. Remains 2937 /2997 variables (removed 60) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 14:46:02] [INFO ] Computed 2492 invariants in 56 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:06] [INFO ] Implicit Places using invariants in 4239 ms returned []
[2025-06-05 14:46:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:13] [INFO ] Implicit Places using invariants and state equation in 7240 ms returned [2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 11483 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2908/2997 places, 446/446 transitions.
Applied a total of 0 rules in 125 ms. Remains 2908 /2908 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 11739 ms. Remains : 2908/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 135 ms :[true, (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-05
Product exploration explored 100000 steps with 5789 reset in 602 ms.
Product exploration explored 100000 steps with 5781 reset in 650 ms.
Computed a total of 2908 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2908 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
Knowledge based reduction with 14 factoid took 1648 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[true, (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
RANDOM walk for 40000 steps (1207 resets) in 266 ms. (149 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40004 steps (61 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (53 resets) in 91 ms. (434 steps per ms) remains 2/2 properties
// Phase 1: matrix 446 rows 2908 cols
[2025-06-05 14:46:17] [INFO ] Computed 2464 invariants in 65 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 324/384 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1287/1671 variables, 1165/1225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1671 variables, 868/2093 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1671 variables, 0/2093 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 841/2512 variables, 812/2905 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2512 variables, 841/3746 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2512 variables, 0/3746 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 842/3354 variables, 842/4588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3354 variables, 784/5372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3354 variables, 0/5372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/3354 variables, 0/5372 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3354/3354 variables, and 5372 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1463 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2908/2908 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf2 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Int declared 60/3354 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 20 ms.
Refiners :[Generalized P Invariants (flows): 0/2464 constraints, State Equation: 0/2908 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1567ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (G (OR p0 p2 p1)), (G (OR p0 p2))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (F (NOT (AND p0 (NOT p2)))), (F p1), (F (NOT p0)), (F p2), (F (NOT (AND p0 (NOT p2) (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 20 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-05 finished in 17189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 29 out of 2997 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 179 are kept as prefixes of interest. Removing 2818 places using SCC suffix rule.11 ms
Discarding 2818 places :
Also discarding 178 output transitions
Drop transitions (Output transitions of discarded places.) removed 178 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 144 transitions
Reduce isomorphic transitions removed 144 transitions.
Iterating post reduction 0 with 144 rules applied. Total rules applied 145 place count 178 transition count 123
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 147 place count 177 transition count 122
Applied a total of 147 rules in 20 ms. Remains 177 /2997 variables (removed 2820) and now considering 122/446 (removed 324) transitions.
// Phase 1: matrix 122 rows 177 cols
[2025-06-05 14:46:19] [INFO ] Computed 56 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:19] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-05 14:46:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:19] [INFO ] Implicit Places using invariants and state equation in 131 ms returned [88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 216 ms to find 29 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 148/2997 places, 122/446 transitions.
Applied a total of 0 rules in 3 ms. Remains 148 /148 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 239 ms. Remains : 148/2997 places, 122/446 transitions.
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-06
Stuttering criterion allowed to conclude after 32 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-06 finished in 279 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(X(F(p1))))))'
Support contains 872 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 2965 transition count 446
Applied a total of 32 rules in 77 ms. Remains 2965 /2997 variables (removed 32) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2965 cols
[2025-06-05 14:46:19] [INFO ] Computed 2521 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:23] [INFO ] Implicit Places using invariants in 3537 ms returned []
[2025-06-05 14:46:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:34] [INFO ] Implicit Places using invariants and state equation in 11449 ms returned [2727, 2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 14995 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2936/2997 places, 446/446 transitions.
Applied a total of 0 rules in 66 ms. Remains 2936 /2936 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15139 ms. Remains : 2936/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-07
Stuttering criterion allowed to conclude after 31 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-07 finished in 15329 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(X(X(F((p1&&F(G(p2)))))))))))'
Support contains 901 out of 2997 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 2937 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.11 ms
Discarding 60 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2936 transition count 445
Applied a total of 2 rules in 170 ms. Remains 2936 /2997 variables (removed 61) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 2936 cols
[2025-06-05 14:46:34] [INFO ] Computed 2492 invariants in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:38] [INFO ] Implicit Places using invariants in 3408 ms returned []
[2025-06-05 14:46:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:46:45] [INFO ] Implicit Places using invariants and state equation in 6763 ms returned [2670, 2671, 2672, 2673, 2674, 2675, 2676, 2677, 2678, 2679, 2680, 2681, 2682, 2683, 2684, 2685, 2686, 2687, 2688, 2689, 2690, 2691, 2692, 2693, 2694, 2695, 2696, 2697, 2698]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 10177 ms to find 29 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2907/2997 places, 445/446 transitions.
Applied a total of 0 rules in 88 ms. Remains 2907 /2907 variables (removed 0) and now considering 445/445 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10435 ms. Remains : 2907/2997 places, 445/446 transitions.
Stuttering acceptance computed with spot in 100 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-08
Product exploration explored 100000 steps with 2816 reset in 804 ms.
Product exploration explored 100000 steps with 2812 reset in 886 ms.
Computed a total of 2907 stabilizing places and 445 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2907 transition count 445
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 16 factoid took 2340 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 106 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (1125 resets) in 2497 ms. (16 steps per ms) remains 3/9 properties
BEST_FIRST walk for 40004 steps (32 resets) in 1050 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (32 resets) in 1044 ms. (38 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (32 resets) in 1205 ms. (33 steps per ms) remains 3/3 properties
// Phase 1: matrix 445 rows 2907 cols
[2025-06-05 14:46:51] [INFO ] Computed 2464 invariants in 43 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/900 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/900 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 870/1770 variables, 840/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 123/1893 variables, 1770/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1893 variables, 0/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 385/2278 variables, 150/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2278 variables, 0/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1045/3323 variables, 958/4530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3323 variables, 812/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3323 variables, 0/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 29/3352 variables, 29/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3352/3352 variables, and 5371 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2198 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2907/2907 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/900 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/900 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 870/1770 variables, 840/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 123/1893 variables, 1770/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1893 variables, 0/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 385/2278 variables, 150/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2278 variables, 0/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1045/3323 variables, 958/4530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3323 variables, 812/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3323 variables, 0/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 29/3352 variables, 29/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3352/3352 variables, and 5371 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3371 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2907/2907 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5638ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 191 steps, including 1 resets, run visited all 3 properties in 16 ms. (steps per millisecond=11 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 17 ms.
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0))]
Knowledge based reduction with 16 factoid took 3461 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 115 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 104 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 901 out of 2907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2907/2907 places, 445/445 transitions.
Applied a total of 0 rules in 85 ms. Remains 2907 /2907 variables (removed 0) and now considering 445/445 (removed 0) transitions.
[2025-06-05 14:47:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:47:04] [INFO ] Implicit Places using invariants in 3347 ms returned []
[2025-06-05 14:47:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:47:11] [INFO ] Implicit Places using invariants and state equation in 6643 ms returned []
Implicit Place search using SMT with State Equation took 9993 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:47:11] [INFO ] Redundant transitions in 3 ms returned []
Running 386 sub problems to find dead transitions.
[2025-06-05 14:47:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 386 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2877/3352 variables, and 2464 constraints, problems are : Problem set: 0 solved, 386 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 386/386 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 386 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 386 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2877/3352 variables, and 2464 constraints, problems are : Problem set: 0 solved, 386 unsolved in 30009 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 0/386 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60303ms problems are : Problem set: 0 solved, 386 unsolved
Search for dead transitions found 0 dead transitions in 60304ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70393 ms. Remains : 2907/2907 places, 445/445 transitions.
Computed a total of 2907 stabilizing places and 445 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2907 transition count 445
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 16 factoid took 2310 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (1122 resets) in 2542 ms. (15 steps per ms) remains 3/9 properties
BEST_FIRST walk for 40003 steps (32 resets) in 838 ms. (47 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (32 resets) in 821 ms. (48 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (33 resets) in 846 ms. (47 steps per ms) remains 3/3 properties
[2025-06-05 14:48:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/900 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/900 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 870/1770 variables, 840/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 123/1893 variables, 1770/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1893 variables, 0/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 385/2278 variables, 150/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2278 variables, 0/3572 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1045/3323 variables, 958/4530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3323 variables, 812/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3323 variables, 0/5342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 29/3352 variables, 29/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/3352 variables, 0/5371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3352/3352 variables, and 5371 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2424 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2907/2907 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/900 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/900 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 870/1770 variables, 840/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 123/1893 variables, 1770/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1893 variables, 0/3422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2278/3352 variables, and 3572 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4619 ms.
Refiners :[Generalized P Invariants (flows): 1652/2464 constraints, State Equation: 1920/2907 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7073ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 900 out of 2907 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2907/2907 places, 445/445 transitions.
Graph (complete) has 29966 edges and 2907 vertex of which 1108 are kept as prefixes of interest. Removing 1799 places using SCC suffix rule.8 ms
Discarding 1799 places :
Also discarding 174 output transitions
Drop transitions (Output transitions of discarded places.) removed 174 transitions
Drop transitions (Empty/Sink Transition effects.) removed 117 transitions
Reduce isomorphic transitions removed 117 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Iterating post reduction 0 with 175 rules applied. Total rules applied 176 place count 1050 transition count 154
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 176 place count 1050 transition count 96
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 56 places
Reduce places removed 114 places and 0 transitions.
Iterating global reduction 1 with 172 rules applied. Total rules applied 348 place count 936 transition count 96
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 349 place count 935 transition count 96
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 350 place count 934 transition count 95
Iterating global reduction 2 with 1 rules applied. Total rules applied 351 place count 934 transition count 95
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 352 place count 934 transition count 94
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 353 place count 934 transition count 93
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 354 place count 933 transition count 93
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 355 place count 933 transition count 92
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 356 place count 932 transition count 92
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 357 place count 932 transition count 91
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 358 place count 932 transition count 91
Applied a total of 358 rules in 67 ms. Remains 932 /2907 variables (removed 1975) and now considering 91/445 (removed 354) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 932/2907 places, 91/445 transitions.
RANDOM walk for 222 steps (7 resets) in 9 ms. (22 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) p2))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0))]
Knowledge based reduction with 16 factoid took 3548 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 136 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 130 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 118 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 2816 reset in 806 ms.
Product exploration explored 100000 steps with 2812 reset in 832 ms.
Built C files in :
/tmp/ltsmin14173908354177836819
[2025-06-05 14:48:28] [INFO ] Computing symmetric may disable matrix : 445 transitions.
[2025-06-05 14:48:28] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:48:28] [INFO ] Computing symmetric may enable matrix : 445 transitions.
[2025-06-05 14:48:28] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:48:28] [INFO ] Computing Do-Not-Accords matrix : 445 transitions.
[2025-06-05 14:48:28] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:48:28] [INFO ] Built C files in 83ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14173908354177836819
Running compilation step : cd /tmp/ltsmin14173908354177836819;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2281 ms.
Running link step : cd /tmp/ltsmin14173908354177836819;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin14173908354177836819;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased12013557366086821772.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 901 out of 2907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2907/2907 places, 445/445 transitions.
Applied a total of 0 rules in 97 ms. Remains 2907 /2907 variables (removed 0) and now considering 445/445 (removed 0) transitions.
[2025-06-05 14:48:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:48:47] [INFO ] Implicit Places using invariants in 3363 ms returned []
[2025-06-05 14:48:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:48:53] [INFO ] Implicit Places using invariants and state equation in 6565 ms returned []
Implicit Place search using SMT with State Equation took 9932 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:48:53] [INFO ] Redundant transitions in 3 ms returned []
Running 386 sub problems to find dead transitions.
[2025-06-05 14:48:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 386 unsolved
(s1984 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s1951 1.0)
(s1952 1.0)
(s1953 1.0)
(s1954 1.0)
(s1955 1.0)
(s1956 1.0)
(s1957 1.0)
(s1958 1.0)
(s1959 1.0)
(s1960 1.0)
(s1961 1.0)
(s1962 1.0)
(s1963 1.0)
(s1964 1.0)
(s1965 1.0)
(s1966 1.0)
(s1967 1.0)
(s1968 1.0)
(s1969 1.0)
(s1970 1.0)
(s1971 1.0)
(s1972 1.0)
(s1973 1.0)
(s1974 1.0)
(s1975 1.0)
(s1976 1.0)
(s1977 1.0)
(s1978 1.0)
(s1979 1.0)
(s1980 1.0)
(s1981 1.0)
(s1982 1.0)
(s1983 1.0)
(s1984 1.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2877/3352 variables, and 2464 constraints, problems are : Problem set: 0 solved, 386 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 386/386 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 386 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 386 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2877/3352 variables, and 2464 constraints, problems are : Problem set: 0 solved, 386 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 0/386 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60308ms problems are : Problem set: 0 solved, 386 unsolved
Search for dead transitions found 0 dead transitions in 60310ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70356 ms. Remains : 2907/2907 places, 445/445 transitions.
Built C files in :
/tmp/ltsmin16608692706617485403
[2025-06-05 14:49:54] [INFO ] Computing symmetric may disable matrix : 445 transitions.
[2025-06-05 14:49:54] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:49:54] [INFO ] Computing symmetric may enable matrix : 445 transitions.
[2025-06-05 14:49:54] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:49:54] [INFO ] Computing Do-Not-Accords matrix : 445 transitions.
[2025-06-05 14:49:54] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 14:49:54] [INFO ] Built C files in 70ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16608692706617485403
Running compilation step : cd /tmp/ltsmin16608692706617485403;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2241 ms.
Running link step : cd /tmp/ltsmin16608692706617485403;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin16608692706617485403;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7918786261230822672.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 14:50:09] [INFO ] Flatten gal took : 84 ms
[2025-06-05 14:50:09] [INFO ] Flatten gal took : 66 ms
[2025-06-05 14:50:09] [INFO ] Time to serialize gal into /tmp/LTL16024644938215174701.gal : 8 ms
[2025-06-05 14:50:09] [INFO ] Time to serialize properties into /tmp/LTL16549006378134900203.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16024644938215174701.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10925044190438579928.hoa' '-atoms' '/tmp/LTL16549006378134900203.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL16549006378134900203.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10925044190438579928.hoa
Detected timeout of ITS tools.
[2025-06-05 14:50:24] [INFO ] Flatten gal took : 55 ms
[2025-06-05 14:50:24] [INFO ] Flatten gal took : 58 ms
[2025-06-05 14:50:24] [INFO ] Time to serialize gal into /tmp/LTL4839569010805053343.gal : 10 ms
[2025-06-05 14:50:24] [INFO ] Time to serialize properties into /tmp/LTL13227793007251943075.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4839569010805053343.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13227793007251943075.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G(("(AstopAbort<=(((((n5_0+n5_1)+(n5_2+n5_3))+((n5_4+n5_5)+(n5_6+n5_7)))+(((n5_8+n5_9)+(n5_10+n5_11))+((n5_12+n5_13)+(n5_14+n5_15...8118
Formula 0 simplified : G(F!"(AstopAbort<=(((((n5_0+n5_1)+(n5_2+n5_3))+((n5_4+n5_5)+(n5_6+n5_7)))+(((n5_8+n5_9)+(n5_10+n5_11))+((n5_12+n5_13)+(n5_14+n5_15))...8098
Detected timeout of ITS tools.
[2025-06-05 14:50:39] [INFO ] Flatten gal took : 55 ms
[2025-06-05 14:50:39] [INFO ] Applying decomposition
[2025-06-05 14:50:39] [INFO ] Flatten gal took : 55 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9946982426402801524.txt' '-o' '/tmp/graph9946982426402801524.bin' '-w' '/tmp/graph9946982426402801524.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9946982426402801524.bin' '-l' '-1' '-v' '-w' '/tmp/graph9946982426402801524.weights' '-q' '0' '-e' '0.001'
[2025-06-05 14:50:40] [INFO ] Decomposing Gal with order
[2025-06-05 14:50:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 14:50:41] [INFO ] Removed a total of 318 redundant transitions.
[2025-06-05 14:50:41] [INFO ] Flatten gal took : 160 ms
[2025-06-05 14:50:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 544 labels/synchronizations in 133 ms.
[2025-06-05 14:50:41] [INFO ] Time to serialize gal into /tmp/LTL10268816796790431059.gal : 20 ms
[2025-06-05 14:50:41] [INFO ] Time to serialize properties into /tmp/LTL1125425784363310154.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10268816796790431059.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1125425784363310154.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G(("(gi12.gi0.gi5.gu23.AstopAbort<=(((((gi12.gi0.gi5.gu23.n5_0+gi12.gi0.gi5.gu23.n5_1)+(gi12.gi0.gi5.gu23.n5_2+gi12.gi0.gi5.gu23....13012
Formula 0 simplified : G(F!"(gi12.gi0.gi5.gu23.AstopAbort<=(((((gi12.gi0.gi5.gu23.n5_0+gi12.gi0.gi5.gu23.n5_1)+(gi12.gi0.gi5.gu23.n5_2+gi12.gi0.gi5.gu23.n5...12992
Detected timeout of ITS tools.
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-08 finished in 261820 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(X(p1) U (X(X(X(p2))) U (X(X(X(G(p2))))||(p0&&X(X(X(p2)))))))))'
Support contains 87 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 61 places and 0 transitions.
Iterating post reduction 0 with 61 rules applied. Total rules applied 61 place count 2936 transition count 446
Applied a total of 61 rules in 166 ms. Remains 2936 /2997 variables (removed 61) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2936 cols
[2025-06-05 14:50:56] [INFO ] Computed 2492 invariants in 54 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:51:01] [INFO ] Implicit Places using invariants in 4196 ms returned []
[2025-06-05 14:51:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:51:13] [INFO ] Implicit Places using invariants and state equation in 12326 ms returned []
Implicit Place search using SMT with State Equation took 16528 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:51:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 2492/2492 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2935/3382 variables, and 2492 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 0/2936 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2935 variables, 2492/2492 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2935/3382 variables, and 2492 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 0/2936 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60317ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60320ms
Starting structural reductions in LTL mode, iteration 1 : 2936/2997 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77015 ms. Remains : 2936/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 1184 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND p1 (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 0 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-10 finished in 78247 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p1)))'
Support contains 957 out of 2997 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 2906 are kept as prefixes of interest. Removing 91 places using SCC suffix rule.13 ms
Discarding 91 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 5 place count 2903 transition count 441
Applied a total of 5 rules in 195 ms. Remains 2903 /2997 variables (removed 94) and now considering 441/446 (removed 5) transitions.
// Phase 1: matrix 441 rows 2903 cols
[2025-06-05 14:52:15] [INFO ] Computed 2464 invariants in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:52:17] [INFO ] Implicit Places using invariants in 2448 ms returned []
[2025-06-05 14:52:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:52:37] [INFO ] Implicit Places using invariants and state equation in 20239 ms returned [2640, 2641, 2642, 2643, 2644, 2645, 2646, 2647, 2648, 2649, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2660, 2661, 2662, 2663, 2664, 2665, 2666, 2667, 2668]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 22690 ms to find 29 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 2874/2997 places, 441/446 transitions.
Applied a total of 0 rules in 92 ms. Remains 2874 /2874 variables (removed 0) and now considering 441/441 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22977 ms. Remains : 2874/2997 places, 441/446 transitions.
Stuttering acceptance computed with spot in 78 ms :[p1, true, p1]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-11
Stuttering criterion allowed to conclude after 35 steps with 0 reset in 3 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-11 finished in 23074 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(X(F(p1))))))'
Support contains 32 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 60 places and 0 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 2937 transition count 446
Applied a total of 60 rules in 157 ms. Remains 2937 /2997 variables (removed 60) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 14:52:38] [INFO ] Computed 2493 invariants in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:52:42] [INFO ] Implicit Places using invariants in 4339 ms returned []
[2025-06-05 14:52:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:53:00] [INFO ] Implicit Places using invariants and state equation in 17828 ms returned [2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 22171 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2908/2997 places, 446/446 transitions.
Applied a total of 0 rules in 156 ms. Remains 2908 /2908 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22487 ms. Remains : 2908/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 274 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-12
Stuttering criterion allowed to conclude after 31 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-COL-28-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-12 finished in 22779 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(p1)))))'
Support contains 117 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Reduce places removed 60 places and 0 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 2937 transition count 446
Applied a total of 60 rules in 153 ms. Remains 2937 /2997 variables (removed 60) and now considering 446/446 (removed 0) transitions.
[2025-06-05 14:53:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:53:05] [INFO ] Implicit Places using invariants in 4197 ms returned []
[2025-06-05 14:53:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:53:22] [INFO ] Implicit Places using invariants and state equation in 17897 ms returned [2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 22098 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2908/2997 places, 446/446 transitions.
Applied a total of 0 rules in 155 ms. Remains 2908 /2908 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22406 ms. Remains : 2908/2997 places, 446/446 transitions.
Stuttering acceptance computed with spot in 129 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-15
Product exploration explored 100000 steps with 48389 reset in 653 ms.
Product exploration explored 100000 steps with 48358 reset in 663 ms.
Computed a total of 2908 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2908 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 368 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 3 factoid took 418 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
// Phase 1: matrix 446 rows 2908 cols
[2025-06-05 14:53:26] [INFO ] Computed 2464 invariants in 61 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 14:53:34] [INFO ] [Real]Absence check using 0 positive and 2464 generalized place invariants in 7523 ms returned sat
[2025-06-05 14:53:41] [INFO ] [Real]Absence check using state equation in 6382 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 117 out of 2908 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2908/2908 places, 446/446 transitions.
Applied a total of 0 rules in 157 ms. Remains 2908 /2908 variables (removed 0) and now considering 446/446 (removed 0) transitions.
[2025-06-05 14:53:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:53:45] [INFO ] Implicit Places using invariants in 3931 ms returned []
[2025-06-05 14:53:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:54:10] [INFO ] Implicit Places using invariants and state equation in 25077 ms returned []
Implicit Place search using SMT with State Equation took 29014 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:54:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3354 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2908 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3354 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2908 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60324ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60326ms
Finished structural reductions in LTL mode , in 1 iterations and 89499 ms. Remains : 2908/2908 places, 446/446 transitions.
Computed a total of 2908 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2908 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 345 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 7 steps (0 resets) in 5 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 3 factoid took 410 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2025-06-05 14:55:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 14:55:21] [INFO ] [Real]Absence check using 0 positive and 2464 generalized place invariants in 8363 ms returned sat
[2025-06-05 14:55:27] [INFO ] [Real]Absence check using state equation in 5555 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 48357 reset in 661 ms.
Product exploration explored 100000 steps with 48377 reset in 670 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 117 out of 2908 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2908/2908 places, 446/446 transitions.
Graph (complete) has 28484 edges and 2908 vertex of which 2878 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.8 ms
Discarding 30 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2878 transition count 445
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 2 rules in 690 ms. Remains 2878 /2908 variables (removed 30) and now considering 445/446 (removed 1) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 14:55:29] [INFO ] Redundant transitions in 25 ms returned []
Running 415 sub problems to find dead transitions.
// Phase 1: matrix 445 rows 2878 cols
[2025-06-05 14:55:29] [INFO ] Computed 2436 invariants in 52 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2876 variables, 2436/2436 constraints. Problems are: Problem set: 0 solved, 415 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2876/3323 variables, and 2436 constraints, problems are : Problem set: 0 solved, 415 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 2436/2436 constraints, State Equation: 0/2878 constraints, PredecessorRefiner: 415/415 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 415 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2876 variables, 2436/2436 constraints. Problems are: Problem set: 0 solved, 415 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2876/3323 variables, and 2436 constraints, problems are : Problem set: 0 solved, 415 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 2436/2436 constraints, State Equation: 0/2878 constraints, PredecessorRefiner: 0/415 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60404ms problems are : Problem set: 0 solved, 415 unsolved
Search for dead transitions found 0 dead transitions in 60406ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2878/2908 places, 445/446 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61127 ms. Remains : 2878/2908 places, 445/446 transitions.
Built C files in :
/tmp/ltsmin15772794303042776603
[2025-06-05 14:56:30] [INFO ] Built C files in 12ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15772794303042776603
Running compilation step : cd /tmp/ltsmin15772794303042776603;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1896 ms.
Running link step : cd /tmp/ltsmin15772794303042776603;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin15772794303042776603;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased1542976461861449281.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 117 out of 2908 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2908/2908 places, 446/446 transitions.
Applied a total of 0 rules in 150 ms. Remains 2908 /2908 variables (removed 0) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2908 cols
[2025-06-05 14:56:45] [INFO ] Computed 2464 invariants in 59 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:56:49] [INFO ] Implicit Places using invariants in 3848 ms returned []
[2025-06-05 14:56:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:57:14] [INFO ] Implicit Places using invariants and state equation in 25329 ms returned []
Implicit Place search using SMT with State Equation took 29179 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 14:57:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3354 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2908 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3354 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2908 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60337ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60340ms
Finished structural reductions in LTL mode , in 1 iterations and 89670 ms. Remains : 2908/2908 places, 446/446 transitions.
Built C files in :
/tmp/ltsmin6908011624187173321
[2025-06-05 14:58:14] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6908011624187173321
Running compilation step : cd /tmp/ltsmin6908011624187173321;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1864 ms.
Running link step : cd /tmp/ltsmin6908011624187173321;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin6908011624187173321;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased13489502559593673606.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 14:58:30] [INFO ] Flatten gal took : 73 ms
[2025-06-05 14:58:30] [INFO ] Flatten gal took : 73 ms
[2025-06-05 14:58:30] [INFO ] Time to serialize gal into /tmp/LTL5454963664698301499.gal : 8 ms
[2025-06-05 14:58:30] [INFO ] Time to serialize properties into /tmp/LTL12698342680351789730.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5454963664698301499.gal' '-t' 'CGAL' '-hoa' '/tmp/aut89202957859695172.hoa' '-atoms' '/tmp/LTL12698342680351789730.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL12698342680351789730.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut89202957859695172.hoa
Detected timeout of ITS tools.
[2025-06-05 14:58:45] [INFO ] Flatten gal took : 57 ms
[2025-06-05 14:58:45] [INFO ] Flatten gal took : 58 ms
[2025-06-05 14:58:45] [INFO ] Time to serialize gal into /tmp/LTL10956217868815961780.gal : 7 ms
[2025-06-05 14:58:45] [INFO ] Time to serialize properties into /tmp/LTL11639841221679380173.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10956217868815961780.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11639841221679380173.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(F(("(SstopAbort>(((((s5_0+s5_1)+(s5_2+s5_3))+((s5_4+s5_5)+(s5_6+s5_7)))+(((s5_8+s5_9)+(s5_10+s5_11))+((s5_12+s5_13)+(s5_14+s5_15)...1635
Formula 0 simplified : XG(!"(SstopAbort>(((((s5_0+s5_1)+(s5_2+s5_3))+((s5_4+s5_5)+(s5_6+s5_7)))+(((s5_8+s5_9)+(s5_10+s5_11))+((s5_12+s5_13)+(s5_14+s5_15)))...1627
Detected timeout of ITS tools.
[2025-06-05 14:59:00] [INFO ] Flatten gal took : 59 ms
[2025-06-05 14:59:00] [INFO ] Applying decomposition
[2025-06-05 14:59:00] [INFO ] Flatten gal took : 59 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3808136915991483437.txt' '-o' '/tmp/graph3808136915991483437.bin' '-w' '/tmp/graph3808136915991483437.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3808136915991483437.bin' '-l' '-1' '-v' '-w' '/tmp/graph3808136915991483437.weights' '-q' '0' '-e' '0.001'
[2025-06-05 14:59:00] [INFO ] Decomposing Gal with order
[2025-06-05 14:59:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 14:59:00] [INFO ] Removed a total of 166 redundant transitions.
[2025-06-05 14:59:00] [INFO ] Flatten gal took : 143 ms
[2025-06-05 14:59:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 48 labels/synchronizations in 38 ms.
[2025-06-05 14:59:01] [INFO ] Time to serialize gal into /tmp/LTL14156771260870075838.gal : 32 ms
[2025-06-05 14:59:01] [INFO ] Time to serialize properties into /tmp/LTL4179451589834316944.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14156771260870075838.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4179451589834316944.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F(("(gi8.gi1.gi2.gu85.SstopAbort>(((((gi8.gi1.gi2.gu85.s5_0+gi8.gi1.gi2.gu85.s5_1)+(gi8.gi1.gi2.gu85.s5_2+gi8.gi1.gi2.gu85.s5_3))...3745
Formula 0 simplified : XG(!"(gi8.gi1.gi2.gu85.SstopAbort>(((((gi8.gi1.gi2.gu85.s5_0+gi8.gi1.gi2.gu85.s5_1)+(gi8.gi1.gi2.gu85.s5_2+gi8.gi1.gi2.gu85.s5_3))+(...3737
Detected timeout of ITS tools.
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-15 finished in 375506 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&F(p1))) U G((p2||X(p3)))))'
Found a Lengthening insensitive property : QuasiCertifProtocol-COL-28-LTLCardinality-00
Stuttering acceptance computed with spot in 358 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), false, true, (NOT p1), (AND (NOT p3) p0), (AND (NOT p2) p0 (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))]
Support contains 62 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 2966 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.19 ms
Discarding 31 places :
Also discarding 0 output transitions
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 2966 transition count 446
Applied a total of 2 rules in 358 ms. Remains 2966 /2997 variables (removed 31) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2966 cols
[2025-06-05 14:59:17] [INFO ] Computed 2521 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:59:23] [INFO ] Implicit Places using invariants in 6583 ms returned []
[2025-06-05 14:59:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 14:59:57] [INFO ] Performed 1075/2966 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2025-06-05 15:00:27] [INFO ] Performed 1394/2966 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2025-06-05 15:00:51] [INFO ] Implicit Places using invariants and state equation in 88314 ms returned [2728, 2729, 2730, 2731, 2732, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 94904 ms to find 29 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2937/2997 places, 446/446 transitions.
Applied a total of 0 rules in 178 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 95441 ms. Remains : 2937/2997 places, 446/446 transitions.
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-00
Product exploration explored 100000 steps with 33310 reset in 668 ms.
Product exploration explored 100000 steps with 33405 reset in 679 ms.
Computed a total of 2937 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2937 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p2 p3 p0 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p2) (NOT p3) p0))), (X p0), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X p2)), (X (X (NOT (AND (NOT p3) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) p0)))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p3)), (F (G p0)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 29 factoid took 1050 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 9 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 388 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), false, true, (NOT p1), (AND p0 (NOT p3)), (AND (NOT p2) p0 (NOT p3)), (AND (NOT p1) (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p0) (NOT p1) (NOT p3))]
Reduction of identical properties reduced properties to check from 15 to 11
RANDOM walk for 40000 steps (1209 resets) in 387 ms. (103 steps per ms) remains 9/11 properties
BEST_FIRST walk for 40004 steps (80 resets) in 116 ms. (341 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 192 ms. (207 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 151 ms. (263 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 149 ms. (266 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (52 resets) in 196 ms. (203 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 171 ms. (232 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (54 resets) in 162 ms. (245 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (56 resets) in 106 ms. (373 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 117 ms. (339 steps per ms) remains 9/9 properties
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 15:00:56] [INFO ] Computed 2492 invariants in 101 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf1 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 0/2876 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 29/2455 variables, 812/3688 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2455 variables, 29/3717 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 0/3717 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 812/3267 variables, 784/4501 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3267 variables, 812/5313 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3267 variables, 0/5313 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 116/3383 variables, 116/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 16 (OVERLAPS) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 1 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3383/3383 variables, and 5429 constraints, problems are : Problem set: 1 solved, 8 unsolved in 4160 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2937/2937 constraints, PredecessorRefiner: 8/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 2/2878 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2426 variables, 0/2878 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2455/3383 variables, and 3690 constraints, problems are : Problem set: 1 solved, 8 unsolved in 5017 ms.
Refiners :[Generalized P Invariants (flows): 1708/2492 constraints, State Equation: 1980/2937 constraints, PredecessorRefiner: 8/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9317ms problems are : Problem set: 1 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Iterating post reduction 0 with 232 rules applied. Total rules applied 232 place count 2879 transition count 272
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 232 place count 2879 transition count 214
Deduced a syphon composed of 58 places in 1 ms
Ensure Unique test removed 84 places
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 1 with 200 rules applied. Total rules applied 432 place count 2737 transition count 214
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 433 place count 2736 transition count 214
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 840 places
Reduce places removed 898 places and 0 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 1389 place count 1838 transition count 156
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Ensure Unique test removed 841 places
Reduce places removed 870 places and 0 transitions.
Iterating global reduction 2 with 899 rules applied. Total rules applied 2288 place count 968 transition count 127
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 2289 place count 968 transition count 126
Applied a total of 2289 rules in 331 ms. Remains 968 /2937 variables (removed 1969) and now considering 126/446 (removed 320) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 332 ms. Remains : 968/2937 places, 126/446 transitions.
RANDOM walk for 40000 steps (2918 resets) in 538 ms. (74 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (6664 resets) in 161 ms. (246 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (5234 resets) in 149 ms. (266 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (5191 resets) in 179 ms. (222 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (6664 resets) in 132 ms. (300 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (5211 resets) in 142 ms. (279 steps per ms) remains 5/5 properties
// Phase 1: matrix 126 rows 968 cols
[2025-06-05 15:01:06] [INFO ] Computed 843 invariants in 4 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 904/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1094/1094 variables, and 1811 constraints, problems are : Problem set: 0 solved, 5 unsolved in 866 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 904/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 1/1812 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem apf2 is UNSAT
No progress, stopping.
After SMT solving in domain Int declared 1094/1094 variables, and 1812 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45017 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45900ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 968 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 968/968 places, 126/126 transitions.
Applied a total of 0 rules in 29 ms. Remains 968 /968 variables (removed 0) and now considering 126/126 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 968/968 places, 126/126 transitions.
RANDOM walk for 40000 steps (2824 resets) in 470 ms. (84 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (5247 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (5232 resets) in 131 ms. (303 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (6664 resets) in 82 ms. (481 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (5215 resets) in 69 ms. (571 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 537545 steps, run timeout after 3001 ms. (steps per millisecond=179 ) properties seen :3 out of 4
Probabilistic random walk after 537545 steps, saw 65886 distinct states, run finished after 3001 ms. (steps per millisecond=179 ) properties seen :3
[2025-06-05 15:01:55] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 906/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1094/1094 variables, and 1811 constraints, problems are : Problem set: 0 solved, 1 unsolved in 402 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 906/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1094/1094 variables, and 1811 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15441 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15852ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 968 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 968/968 places, 126/126 transitions.
Graph (complete) has 1813 edges and 968 vertex of which 966 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 966 transition count 123
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 965 transition count 123
Applied a total of 4 rules in 31 ms. Remains 965 /968 variables (removed 3) and now considering 123/126 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 965/968 places, 123/126 transitions.
RANDOM walk for 40000 steps (1712 resets) in 380 ms. (104 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (63 resets) in 217 ms. (183 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 555059 steps, run timeout after 3001 ms. (steps per millisecond=184 ) properties seen :0 out of 1
Probabilistic random walk after 555059 steps, saw 67803 distinct states, run finished after 3007 ms. (steps per millisecond=184 ) properties seen :0
// Phase 1: matrix 123 rows 965 cols
[2025-06-05 15:02:14] [INFO ] Computed 842 invariants in 7 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 900/960 variables, 841/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/960 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/1083 variables, 960/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1083 variables, 0/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/1088 variables, 5/1806 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1088 variables, 1/1807 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1088 variables, 0/1807 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/1088 variables, 0/1807 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 1807 constraints, problems are : Problem set: 0 solved, 1 unsolved in 399 ms.
Refiners :[Generalized P Invariants (flows): 842/842 constraints, State Equation: 965/965 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 900/960 variables, 841/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/960 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/1083 variables, 960/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1083 variables, 0/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 1806 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18387 ms.
Refiners :[Generalized P Invariants (flows): 841/842 constraints, State Equation: 965/965 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18801ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 965 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 965/965 places, 123/123 transitions.
Applied a total of 0 rules in 30 ms. Remains 965 /965 variables (removed 0) and now considering 123/123 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 965/965 places, 123/123 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 965/965 places, 123/123 transitions.
Applied a total of 0 rules in 20 ms. Remains 965 /965 variables (removed 0) and now considering 123/123 (removed 0) transitions.
[2025-06-05 15:02:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:02:34] [INFO ] Implicit Places using invariants in 863 ms returned [873]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 865 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 964/965 places, 123/123 transitions.
Applied a total of 0 rules in 23 ms. Remains 964 /964 variables (removed 0) and now considering 123/123 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 909 ms. Remains : 964/965 places, 123/123 transitions.
RANDOM walk for 40000 steps (1784 resets) in 382 ms. (104 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (64 resets) in 227 ms. (175 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 542430 steps, run timeout after 3001 ms. (steps per millisecond=180 ) properties seen :0 out of 1
Probabilistic random walk after 542430 steps, saw 66430 distinct states, run finished after 3001 ms. (steps per millisecond=180 ) properties seen :0
// Phase 1: matrix 123 rows 964 cols
[2025-06-05 15:02:37] [INFO ] Computed 841 invariants in 12 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 900/960 variables, 841/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/960 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/1083 variables, 960/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1083 variables, 0/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/1087 variables, 4/1805 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1087 variables, 0/1805 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/1087 variables, 0/1805 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1087/1087 variables, and 1805 constraints, problems are : Problem set: 0 solved, 1 unsolved in 411 ms.
Refiners :[Generalized P Invariants (flows): 841/841 constraints, State Equation: 964/964 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 900/960 variables, 841/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/960 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 123/1083 variables, 960/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1083 variables, 0/1801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1087/1087 variables, and 1805 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21363 ms.
Refiners :[Generalized P Invariants (flows): 841/841 constraints, State Equation: 964/964 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21805ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 964 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 964/964 places, 123/123 transitions.
Applied a total of 0 rules in 25 ms. Remains 964 /964 variables (removed 0) and now considering 123/123 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 964/964 places, 123/123 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 964/964 places, 123/123 transitions.
Applied a total of 0 rules in 21 ms. Remains 964 /964 variables (removed 0) and now considering 123/123 (removed 0) transitions.
[2025-06-05 15:02:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:03:00] [INFO ] Implicit Places using invariants in 853 ms returned []
[2025-06-05 15:03:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:03:01] [INFO ] Implicit Places using invariants and state equation in 1787 ms returned [842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 871, 872]
Discarding 31 places :
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Implicit Place search using SMT with State Equation took 2645 ms to find 31 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 933/964 places, 121/123 transitions.
Applied a total of 0 rules in 21 ms. Remains 933 /933 variables (removed 0) and now considering 121/121 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2687 ms. Remains : 933/964 places, 121/123 transitions.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p2 p3 p0 p1), (X p2), (X p3), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p3) p0))), (X (NOT (AND (NOT p2) (NOT p3) p0))), (X p0), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X p2)), (X (X (NOT (AND (NOT p3) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND (NOT p2) (NOT p3) p0)))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p3)), (F (G p0)), (F (OR (G p1) (G (NOT p1)))), (G (OR p0 p3 p1)), (G (OR p0 p1)), (G (OR (NOT p0) p3 p2)), (G (OR p0 p1 p2))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR (NOT p0) p3))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) p3 p1))), (F (NOT (OR (NOT p0) p2))), (F (NOT p3)), (F (NOT p2))]
Knowledge based reduction with 33 factoid took 2249 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 7 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3))), false, true, (NOT p1), (AND p0 (NOT p3)), (AND (NOT p2) p0 (NOT p3))]
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3))), false, true, (NOT p1), (AND p0 (NOT p3)), (AND (NOT p2) p0 (NOT p3))]
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Applied a total of 0 rules in 181 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 15:03:04] [INFO ] Computed 2492 invariants in 110 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:03:09] [INFO ] Implicit Places using invariants in 4367 ms returned []
[2025-06-05 15:03:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:03:22] [INFO ] Implicit Places using invariants and state equation in 13652 ms returned []
Implicit Place search using SMT with State Equation took 18022 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 15:03:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60403ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60406ms
Finished structural reductions in LTL mode , in 1 iterations and 78612 ms. Remains : 2937/2937 places, 446/446 transitions.
Computed a total of 2937 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2937 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p2 p0 p3 p1), (X (NOT (AND p0 (NOT p3)))), (X p2), (X p3), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (NOT (AND p0 (NOT p1) (NOT p3)))), (X p1), (X (X (NOT (AND p0 (NOT p3))))), (X (X p3)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p0)), (F (G p3)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 19 factoid took 486 ms. Reduced automaton from 7 states, 14 edges and 4 AP (stutter sensitive) to 7 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 261 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3))), false, true, (NOT p1), (AND p0 (NOT p3)), (AND (NOT p2) p0 (NOT p3))]
Reduction of identical properties reduced properties to check from 9 to 7
RANDOM walk for 40000 steps (1209 resets) in 401 ms. (99 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (80 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 67 ms. (588 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 110 ms. (360 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (58 resets) in 81 ms. (487 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (62 resets) in 145 ms. (274 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (80 resets) in 140 ms. (283 steps per ms) remains 6/6 properties
[2025-06-05 15:04:24] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 0/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 29/2455 variables, 812/3688 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2455 variables, 29/3717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 0/3717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 812/3267 variables, 784/4501 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3267 variables, 812/5313 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3267 variables, 0/5313 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 116/3383 variables, 116/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 0/3383 variables, 0/5429 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3383/3383 variables, and 5429 constraints, problems are : Problem set: 0 solved, 6 unsolved in 3340 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2937/2937 constraints, PredecessorRefiner: 6/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 841/903 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/903 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 127/1030 variables, 903/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1030 variables, 0/1715 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1396/2426 variables, 1077/2792 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2426 variables, 84/2876 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2426 variables, 2/2878 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2426 variables, 0/2878 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 29/2455 variables, 812/3690 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2455 variables, 29/3719 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2455 variables, 0/3719 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 812/3267 variables, 784/4503 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3267 variables, 812/5315 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3267/3383 variables, and 5315 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5011 ms.
Refiners :[Generalized P Invariants (flows): 2492/2492 constraints, State Equation: 2821/2937 constraints, PredecessorRefiner: 6/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8381ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Discarding 58 places :
Implicit places reduction removed 58 places
Iterating post reduction 0 with 232 rules applied. Total rules applied 232 place count 2879 transition count 272
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 232 place count 2879 transition count 214
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 84 places
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 1 with 200 rules applied. Total rules applied 432 place count 2737 transition count 214
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 433 place count 2736 transition count 214
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 0 ms
Ensure Unique test removed 840 places
Reduce places removed 898 places and 0 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 1389 place count 1838 transition count 156
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Ensure Unique test removed 841 places
Reduce places removed 870 places and 0 transitions.
Iterating global reduction 2 with 899 rules applied. Total rules applied 2288 place count 968 transition count 127
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 2289 place count 968 transition count 126
Applied a total of 2289 rules in 315 ms. Remains 968 /2937 variables (removed 1969) and now considering 126/446 (removed 320) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 968/2937 places, 126/446 transitions.
RANDOM walk for 40000 steps (2837 resets) in 481 ms. (82 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (5230 resets) in 84 ms. (470 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (5226 resets) in 86 ms. (459 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (5198 resets) in 116 ms. (341 steps per ms) remains 3/3 properties
// Phase 1: matrix 126 rows 968 cols
[2025-06-05 15:04:33] [INFO ] Computed 843 invariants in 3 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 906/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/1094 variables, 0/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1094/1094 variables, and 1811 constraints, problems are : Problem set: 0 solved, 3 unsolved in 671 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 906/966 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/966 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2/968 variables, 1/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/968 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 126/1094 variables, 968/1811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1094 variables, 1/1812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/1094 variables, 0/1812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf2 is UNSAT
No progress, stopping.
Problem apf2 is UNSAT
After SMT solving in domain Int declared 1094/1094 variables, and 1812 constraints, problems are : Problem set: 0 solved, 3 unsolved in 25740 ms.
Refiners :[Generalized P Invariants (flows): 843/843 constraints, State Equation: 968/968 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26426ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 2 properties in 90 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p2 p0 p3 p1), (X (NOT (AND p0 (NOT p3)))), (X p2), (X p3), (X (NOT (AND (NOT p0) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (NOT (AND p0 (NOT p1) (NOT p3)))), (X p1), (X (X (NOT (AND p0 (NOT p3))))), (X (X p3)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (F (OR (G p2) (G (NOT p2)))), (F (G p0)), (F (G p3)), (F (OR (G p1) (G (NOT p1)))), (G (OR p0 p2)), (G (OR p0 p3)), (G p0)]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (NOT p2)), (F (NOT (OR (NOT p0) p3 p1))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR (NOT p0) p3))), (F (NOT p3)), (F (NOT p1))]
Knowledge based reduction with 22 factoid took 1069 ms. Reduced automaton from 7 states, 14 edges and 4 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p1)]
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p1)]
Product exploration explored 100000 steps with 3028 reset in 339 ms.
Product exploration explored 100000 steps with 3022 reset in 360 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p1)]
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Applied a total of 0 rules in 172 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 15:05:02] [INFO ] Redundant transitions in 9 ms returned []
Running 416 sub problems to find dead transitions.
// Phase 1: matrix 446 rows 2937 cols
[2025-06-05 15:05:03] [INFO ] Computed 2492 invariants in 115 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60445ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60447ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60639 ms. Remains : 2937/2937 places, 446/446 transitions.
Built C files in :
/tmp/ltsmin15078629791315426618
[2025-06-05 15:06:03] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15078629791315426618
Running compilation step : cd /tmp/ltsmin15078629791315426618;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1833 ms.
Running link step : cd /tmp/ltsmin15078629791315426618;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin15078629791315426618;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased2554958109475263307.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 62 out of 2937 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2937/2937 places, 446/446 transitions.
Applied a total of 0 rules in 151 ms. Remains 2937 /2937 variables (removed 0) and now considering 446/446 (removed 0) transitions.
[2025-06-05 15:06:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:06:22] [INFO ] Implicit Places using invariants in 4190 ms returned []
[2025-06-05 15:06:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:06:36] [INFO ] Implicit Places using invariants and state equation in 13676 ms returned []
Implicit Place search using SMT with State Equation took 17869 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2025-06-05 15:06:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2906/3383 variables, and 1680 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1680/2492 constraints, State Equation: 0/2937 constraints, PredecessorRefiner: 0/416 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60340ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60343ms
Finished structural reductions in LTL mode , in 1 iterations and 78365 ms. Remains : 2937/2937 places, 446/446 transitions.
Built C files in :
/tmp/ltsmin521256196097184054
[2025-06-05 15:07:36] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin521256196097184054
Running compilation step : cd /tmp/ltsmin521256196097184054;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1899 ms.
Running link step : cd /tmp/ltsmin521256196097184054;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin521256196097184054;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased18115526912432070285.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 15:07:52] [INFO ] Flatten gal took : 57 ms
[2025-06-05 15:07:52] [INFO ] Flatten gal took : 68 ms
[2025-06-05 15:07:52] [INFO ] Time to serialize gal into /tmp/LTL14771432881500579231.gal : 9 ms
[2025-06-05 15:07:52] [INFO ] Time to serialize properties into /tmp/LTL92004474429451243.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14771432881500579231.gal' '-t' 'CGAL' '-hoa' '/tmp/aut5857060047912916711.hoa' '-atoms' '/tmp/LTL92004474429451243.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL92004474429451243.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut5857060047912916711.hoa
Detected timeout of ITS tools.
[2025-06-05 15:08:07] [INFO ] Flatten gal took : 55 ms
[2025-06-05 15:08:07] [INFO ] Flatten gal took : 55 ms
[2025-06-05 15:08:07] [INFO ] Time to serialize gal into /tmp/LTL3655308999187306746.gal : 7 ms
[2025-06-05 15:08:07] [INFO ] Time to serialize properties into /tmp/LTL7755859284455571022.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3655308999187306746.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7755859284455571022.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !(((X((F("(AstopAbort<=a4)"))&&("(((((((s6_0+s6_1)+(s6_2+s6_3))+((s6_4+s6_5)+(s6_6+s6_7)))+(((s6_8+s6_9)+(s6_10+s6_11))+((s6_12+s6_13)...1273
Formula 0 simplified : X(!"(((((((s6_0+s6_1)+(s6_2+s6_3))+((s6_4+s6_5)+(s6_6+s6_7)))+(((s6_8+s6_9)+(s6_10+s6_11))+((s6_12+s6_13)+(s6_14+s6_15))))+((((s6_16...1262
Detected timeout of ITS tools.
[2025-06-05 15:08:22] [INFO ] Flatten gal took : 56 ms
[2025-06-05 15:08:22] [INFO ] Applying decomposition
[2025-06-05 15:08:22] [INFO ] Flatten gal took : 55 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15694182567766719466.txt' '-o' '/tmp/graph15694182567766719466.bin' '-w' '/tmp/graph15694182567766719466.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15694182567766719466.bin' '-l' '-1' '-v' '-w' '/tmp/graph15694182567766719466.weights' '-q' '0' '-e' '0.001'
[2025-06-05 15:08:22] [INFO ] Decomposing Gal with order
[2025-06-05 15:08:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 15:08:22] [INFO ] Removed a total of 307 redundant transitions.
[2025-06-05 15:08:22] [INFO ] Flatten gal took : 99 ms
[2025-06-05 15:08:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 553 labels/synchronizations in 80 ms.
[2025-06-05 15:08:23] [INFO ] Time to serialize gal into /tmp/LTL9517787333978631326.gal : 21 ms
[2025-06-05 15:08:23] [INFO ] Time to serialize properties into /tmp/LTL2104575783161866186.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9517787333978631326.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2104575783161866186.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !(((X((F("(gi1.gi0.gi14.gi6.gu147.AstopAbort<=gi1.gi0.gi14.gi6.gu147.a4)"))&&("(((((((gu148.s6_0+gu148.s6_1)+(gu148.s6_2+gu148.s6_3))+...2039
Formula 0 simplified : X(!"(((((((gu148.s6_0+gu148.s6_1)+(gu148.s6_2+gu148.s6_3))+((gu148.s6_4+gu148.s6_5)+(gu148.s6_6+gu148.s6_7)))+(((gu148.s6_8+gu148.s6...2028
Detected timeout of ITS tools.
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-00 finished in 562049 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(X(X(F((p1&&F(G(p2)))))))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(p1)))))'
Found a Shortening insensitive property : QuasiCertifProtocol-COL-28-LTLCardinality-15
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 117 out of 2997 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2997/2997 places, 446/446 transitions.
Graph (complete) has 30288 edges and 2997 vertex of which 2907 are kept as prefixes of interest. Removing 90 places using SCC suffix rule.11 ms
Discarding 90 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 2905 transition count 442
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 2905 transition count 442
Applied a total of 4 rules in 485 ms. Remains 2905 /2997 variables (removed 92) and now considering 442/446 (removed 4) transitions.
// Phase 1: matrix 442 rows 2905 cols
[2025-06-05 15:08:39] [INFO ] Computed 2465 invariants in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:08:43] [INFO ] Implicit Places using invariants in 4014 ms returned []
[2025-06-05 15:08:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:09:00] [INFO ] Implicit Places using invariants and state equation in 17175 ms returned [2641, 2642, 2643, 2644, 2645, 2646, 2647, 2648, 2649, 2650, 2651, 2652, 2653, 2654, 2655, 2656, 2657, 2658, 2659, 2660, 2661, 2662, 2663, 2664, 2665, 2666, 2667, 2668, 2669, 2699, 2700, 2701, 2702, 2703, 2704, 2705, 2706, 2707, 2708, 2709, 2710, 2711, 2712, 2713, 2714, 2715, 2716, 2717, 2718, 2719, 2720, 2721, 2722, 2723, 2724, 2725, 2726, 2727]
Discarding 58 places :
Implicit Place search using SMT with State Equation took 21194 ms to find 58 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2847/2997 places, 442/446 transitions.
Applied a total of 0 rules in 148 ms. Remains 2847 /2847 variables (removed 0) and now considering 442/442 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 21827 ms. Remains : 2847/2997 places, 442/446 transitions.
Running random walk in product with property : QuasiCertifProtocol-COL-28-LTLCardinality-15
Product exploration explored 100000 steps with 33328 reset in 671 ms.
Product exploration explored 100000 steps with 33241 reset in 688 ms.
Computed a total of 2847 stabilizing places and 442 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2847 transition count 442
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 365 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 7 steps (0 resets) in 5 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 3 factoid took 446 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
// Phase 1: matrix 442 rows 2847 cols
[2025-06-05 15:09:03] [INFO ] Computed 2408 invariants in 45 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 15:09:11] [INFO ] [Real]Absence check using 0 positive and 2408 generalized place invariants in 7260 ms returned sat
[2025-06-05 15:09:18] [INFO ] [Real]Absence check using state equation in 6665 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 117 out of 2847 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2847/2847 places, 442/442 transitions.
Applied a total of 0 rules in 124 ms. Remains 2847 /2847 variables (removed 0) and now considering 442/442 (removed 0) transitions.
[2025-06-05 15:09:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:09:22] [INFO ] Implicit Places using invariants in 3937 ms returned []
[2025-06-05 15:09:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:09:37] [INFO ] Implicit Places using invariants and state equation in 14863 ms returned []
Implicit Place search using SMT with State Equation took 18803 ms to find 0 implicit places.
Running 383 sub problems to find dead transitions.
[2025-06-05 15:09:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 383/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 383 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 0/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60317ms problems are : Problem set: 0 solved, 383 unsolved
Search for dead transitions found 0 dead transitions in 60320ms
Finished structural reductions in LTL mode , in 1 iterations and 79252 ms. Remains : 2847/2847 places, 442/442 transitions.
Computed a total of 2847 stabilizing places and 442 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2847 transition count 442
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 369 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 3 factoid took 450 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2025-06-05 15:10:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 15:10:47] [INFO ] [Real]Absence check using 0 positive and 2408 generalized place invariants in 7411 ms returned sat
[2025-06-05 15:10:54] [INFO ] [Real]Absence check using state equation in 6525 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 33344 reset in 669 ms.
Product exploration explored 100000 steps with 33372 reset in 677 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 117 out of 2847 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2847/2847 places, 442/442 transitions.
Applied a total of 0 rules in 157 ms. Remains 2847 /2847 variables (removed 0) and now considering 442/442 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 15:10:56] [INFO ] Redundant transitions in 26 ms returned []
Running 383 sub problems to find dead transitions.
[2025-06-05 15:10:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 383/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 383 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 0/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60320ms problems are : Problem set: 0 solved, 383 unsolved
Search for dead transitions found 0 dead transitions in 60321ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60514 ms. Remains : 2847/2847 places, 442/442 transitions.
Built C files in :
/tmp/ltsmin8864563521253748332
[2025-06-05 15:11:56] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8864563521253748332
Running compilation step : cd /tmp/ltsmin8864563521253748332;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1831 ms.
Running link step : cd /tmp/ltsmin8864563521253748332;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin8864563521253748332;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6179085446285690347.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 117 out of 2847 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2847/2847 places, 442/442 transitions.
Applied a total of 0 rules in 143 ms. Remains 2847 /2847 variables (removed 0) and now considering 442/442 (removed 0) transitions.
[2025-06-05 15:12:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:12:15] [INFO ] Implicit Places using invariants in 3817 ms returned []
[2025-06-05 15:12:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 15:12:29] [INFO ] Implicit Places using invariants and state equation in 14122 ms returned []
Implicit Place search using SMT with State Equation took 17940 ms to find 0 implicit places.
Running 383 sub problems to find dead transitions.
[2025-06-05 15:12:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 383/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 383 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2817 variables, 2408/2408 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2817/3289 variables, and 2408 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 2408/2408 constraints, State Equation: 0/2847 constraints, PredecessorRefiner: 0/383 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60333ms problems are : Problem set: 0 solved, 383 unsolved
Search for dead transitions found 0 dead transitions in 60335ms
Finished structural reductions in LTL mode , in 1 iterations and 78420 ms. Remains : 2847/2847 places, 442/442 transitions.
Built C files in :
/tmp/ltsmin13396820422883592117
[2025-06-05 15:13:30] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13396820422883592117
Running compilation step : cd /tmp/ltsmin13396820422883592117;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1825 ms.
Running link step : cd /tmp/ltsmin13396820422883592117;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin13396820422883592117;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased8062163292488804878.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 15:13:45] [INFO ] Flatten gal took : 54 ms
[2025-06-05 15:13:45] [INFO ] Flatten gal took : 53 ms
[2025-06-05 15:13:45] [INFO ] Time to serialize gal into /tmp/LTL674741041111147023.gal : 7 ms
[2025-06-05 15:13:45] [INFO ] Time to serialize properties into /tmp/LTL4464130373882724332.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL674741041111147023.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3716132503240441190.hoa' '-atoms' '/tmp/LTL4464130373882724332.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL4464130373882724332.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3716132503240441190.hoa
Detected timeout of ITS tools.
[2025-06-05 15:14:00] [INFO ] Flatten gal took : 54 ms
[2025-06-05 15:14:00] [INFO ] Flatten gal took : 53 ms
[2025-06-05 15:14:00] [INFO ] Time to serialize gal into /tmp/LTL15444813305146181264.gal : 7 ms
[2025-06-05 15:14:00] [INFO ] Time to serialize properties into /tmp/LTL3645438263073966234.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15444813305146181264.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3645438263073966234.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F(("(SstopAbort>(((((s5_0+s5_1)+(s5_2+s5_3))+((s5_4+s5_5)+(s5_6+s5_7)))+(((s5_8+s5_9)+(s5_10+s5_11))+((s5_12+s5_13)+(s5_14+s5_15)...1635
Formula 0 simplified : XG(!"(SstopAbort>(((((s5_0+s5_1)+(s5_2+s5_3))+((s5_4+s5_5)+(s5_6+s5_7)))+(((s5_8+s5_9)+(s5_10+s5_11))+((s5_12+s5_13)+(s5_14+s5_15)))...1627
Detected timeout of ITS tools.
[2025-06-05 15:14:15] [INFO ] Flatten gal took : 55 ms
[2025-06-05 15:14:15] [INFO ] Applying decomposition
[2025-06-05 15:14:15] [INFO ] Flatten gal took : 69 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph8640398922888746218.txt' '-o' '/tmp/graph8640398922888746218.bin' '-w' '/tmp/graph8640398922888746218.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8640398922888746218.bin' '-l' '-1' '-v' '-w' '/tmp/graph8640398922888746218.weights' '-q' '0' '-e' '0.001'
[2025-06-05 15:14:15] [INFO ] Decomposing Gal with order
[2025-06-05 15:14:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 15:14:16] [INFO ] Removed a total of 289 redundant transitions.
[2025-06-05 15:14:16] [INFO ] Flatten gal took : 121 ms
[2025-06-05 15:14:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 100 labels/synchronizations in 27 ms.
[2025-06-05 15:14:16] [INFO ] Time to serialize gal into /tmp/LTL5359228091345231816.gal : 10 ms
[2025-06-05 15:14:16] [INFO ] Time to serialize properties into /tmp/LTL14357701665510597908.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5359228091345231816.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14357701665510597908.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F(("(gu66.SstopAbort>(((((gu66.s5_0+gu66.s5_1)+(gu66.s5_2+gu66.s5_3))+((gu66.s5_4+gu66.s5_5)+(gu66.s5_6+gu66.s5_7)))+(((gu66.s5_8...3013
Formula 0 simplified : XG(!"(gu66.SstopAbort>(((((gu66.s5_0+gu66.s5_1)+(gu66.s5_2+gu66.s5_3))+((gu66.s5_4+gu66.s5_5)+(gu66.s5_6+gu66.s5_7)))+(((gu66.s5_8+g...3005
Detected timeout of ITS tools.
Treatment of property QuasiCertifProtocol-COL-28-LTLCardinality-15 finished in 352859 ms.
[2025-06-05 15:14:31] [INFO ] Flatten gal took : 57 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin1402783536178020878
[2025-06-05 15:14:31] [INFO ] Computing symmetric may disable matrix : 446 transitions.
[2025-06-05 15:14:31] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 15:14:31] [INFO ] Computing symmetric may enable matrix : 446 transitions.
[2025-06-05 15:14:31] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 15:14:31] [INFO ] Applying decomposition
[2025-06-05 15:14:31] [INFO ] Computing Do-Not-Accords matrix : 446 transitions.
[2025-06-05 15:14:31] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 15:14:31] [INFO ] Built C files in 79ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1402783536178020878
Running compilation step : cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '240' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-06-05 15:14:31] [INFO ] Flatten gal took : 57 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9651327372931067752.txt' '-o' '/tmp/graph9651327372931067752.bin' '-w' '/tmp/graph9651327372931067752.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9651327372931067752.bin' '-l' '-1' '-v' '-w' '/tmp/graph9651327372931067752.weights' '-q' '0' '-e' '0.001'
[2025-06-05 15:14:32] [INFO ] Decomposing Gal with order
[2025-06-05 15:14:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 15:14:32] [INFO ] Removed a total of 89 redundant transitions.
[2025-06-05 15:14:32] [INFO ] Flatten gal took : 84 ms
[2025-06-05 15:14:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 29 labels/synchronizations in 2 ms.
[2025-06-05 15:14:32] [INFO ] Time to serialize gal into /tmp/LTLCardinality10810511585960185277.gal : 8 ms
[2025-06-05 15:14:32] [INFO ] Time to serialize properties into /tmp/LTLCardinality6346344464776644307.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality10810511585960185277.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality6346344464776644307.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 3 LTL properties
Checking formula 0 : !(((X(("(((((((gu33.s6_0+gu33.s6_1)+(gu33.s6_2+gu33.s6_3))+((gu33.s6_4+gu33.s6_5)+(gu33.s6_6+gu33.s6_7)))+(((gu33.s6_8+gu33.s6_9)+(gu3...1881
Formula 0 simplified : X(!"(((((((gu33.s6_0+gu33.s6_1)+(gu33.s6_2+gu33.s6_3))+((gu33.s6_4+gu33.s6_5)+(gu33.s6_6+gu33.s6_7)))+(((gu33.s6_8+gu33.s6_9)+(gu33....1870
Compilation finished in 2416 ms.
Running link step : cd /tmp/ltsmin1402783536178020878;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '(X(((LTLAPp0==true)&&<>((LTLAPp1==true)))) U [](((LTLAPp2==true)||X((LTLAPp3==true)))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '(X(((LTLAPp0==true)&&<>((LTLAPp1==true)))) U [](((LTLAPp2==true)||X((LTLAPp3==true)))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>([](((LTLAPp4==true)||X(X(X(<>(((LTLAPp5==true)&&<>([]((LTLAPp6==true)))))))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>([](((LTLAPp4==true)||X(X(X(<>(((LTLAPp5==true)&&<>([]((LTLAPp6==true)))))))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin1402783536178020878;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(<>(((LTLAPp7==true)||X((LTLAPp8==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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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