Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589500260.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 TokenRing-COL-010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589500260
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K 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 144K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_pt
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 5 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 13K May 29 14:33 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 TokenRing-COL-010-LTLFireability-00
FORMULA_NAME TokenRing-COL-010-LTLFireability-01
FORMULA_NAME TokenRing-COL-010-LTLFireability-02
FORMULA_NAME TokenRing-COL-010-LTLFireability-03
FORMULA_NAME TokenRing-COL-010-LTLFireability-04
FORMULA_NAME TokenRing-COL-010-LTLFireability-05
FORMULA_NAME TokenRing-COL-010-LTLFireability-06
FORMULA_NAME TokenRing-COL-010-LTLFireability-07
FORMULA_NAME TokenRing-COL-010-LTLFireability-08
FORMULA_NAME TokenRing-COL-010-LTLFireability-09
FORMULA_NAME TokenRing-COL-010-LTLFireability-10
FORMULA_NAME TokenRing-COL-010-LTLFireability-11
FORMULA_NAME TokenRing-COL-010-LTLFireability-12
FORMULA_NAME TokenRing-COL-010-LTLFireability-13
FORMULA_NAME TokenRing-COL-010-LTLFireability-14
FORMULA_NAME TokenRing-COL-010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749203568388

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-COL-010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-06-06 09:52:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 09:52:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 09:52:49] [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.
[2025-06-06 09:52:50] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-06 09:52:50] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 567 ms
[2025-06-06 09:52:50] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 121 PT places and 1342.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
[2025-06-06 09:52:50] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 6 ms.
[2025-06-06 09:52:50] [INFO ] Skeletonized 2 HLPN properties in 1 ms. Removed 14 properties that had guard overlaps.
Computed a total of 1 stabilizing places and 0 stable transitions
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA TokenRing-COL-010-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2025-06-06 09:52:50] [INFO ] Removed 1 GAL types that were empty due to variable simplifications.
petri,
[2025-06-06 09:52:50] [INFO ] Flatten gal took : 32 ms
[2025-06-06 09:52:50] [INFO ] Flatten gal took : 0 ms
Domain [Process(11), Process(11)] of place State breaks symmetries in sort Process
[2025-06-06 09:52:50] [INFO ] Unfolded HLPN to a Petri net with 121 places and 1111 transitions 4444 arcs in 52 ms.
[2025-06-06 09:52:50] [INFO ] Unfolded 15 HLPN properties in 5 ms.
Initial state reduction rules removed 3 formulas.
FORMULA TokenRing-COL-010-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-010-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-010-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 13 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
// Phase 1: matrix 1111 rows 121 cols
[2025-06-06 09:52:51] [INFO ] Computed 11 invariants in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:52:52] [INFO ] Implicit Places using invariants in 189 ms returned []
[2025-06-06 09:52:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:52:52] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:52:52] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 568 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:52:52] [INFO ] Invariant cache hit.
[2025-06-06 09:52:52] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60712ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60732ms
Finished structural reductions in LTL mode , in 1 iterations and 61329 ms. Remains : 121/121 places, 1111/1111 transitions.
Support contains 121 out of 121 places after structural reductions.
[2025-06-06 09:53:53] [INFO ] Flatten gal took : 182 ms
[2025-06-06 09:53:54] [INFO ] Flatten gal took : 173 ms
[2025-06-06 09:53:56] [INFO ] Input system was already deterministic with 1111 transitions.
Reduction of identical properties reduced properties to check from 11 to 4
RANDOM walk for 40000 steps (8 resets) in 4238 ms. (9 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40000 steps (8 resets) in 3871 ms. (10 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (8 resets) in 3513 ms. (11 steps per ms) remains 2/2 properties
[2025-06-06 09:53:59] [INFO ] Invariant cache hit.
[2025-06-06 09:53:59] [INFO ] State equation strengthened by 1010 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp3 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:53:59] [INFO ] Deduced a trap composed of 60 places in 114 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:53:59] [INFO ] Deduced a trap composed of 60 places in 126 ms of which 18 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 2/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/121 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1111/1232 variables, 121/134 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1010/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1232 variables, 0/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1232 variables, 0/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1144 constraints, problems are : Problem set: 1 solved, 1 unsolved in 949 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 2/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/121 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1111/1232 variables, 121/134 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1010/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1232 variables, 0/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1232 variables, 0/1144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 1144 constraints, problems are : Problem set: 1 solved, 1 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1497ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 391 ms.
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 33 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 121/121 places, 1111/1111 transitions.
RANDOM walk for 40000 steps (8 resets) in 1694 ms. (23 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (8 resets) in 1912 ms. (20 steps per ms) remains 1/1 properties
Probably explored full state space saw : 58905 states, properties seen :0
Probabilistic random walk after 352955 steps, saw 58905 distinct states, run finished after 2074 ms. (steps per millisecond=170 ) properties seen :0
Explored full state space saw : 58905 states, properties seen :0
Exhaustive walk after 352955 steps, saw 58905 distinct states, run finished after 1963 ms. (steps per millisecond=179 ) properties seen :0
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA TokenRing-COL-010-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-010-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
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((p0&&X((p1&&X(p0)))))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 3 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 09:54:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:54:06] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-06 09:54:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:54:07] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:54:07] [INFO ] Implicit Places using invariants and state equation in 265 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:54:07] [INFO ] Invariant cache hit.
[2025-06-06 09:54:07] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60414ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60419ms
Finished structural reductions in LTL mode , in 1 iterations and 60734 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 287 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA TokenRing-COL-010-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-010-LTLFireability-00 finished in 61099 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(p1))||p0) U p1) U X(X(p1))))'
Support contains 22 out of 121 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 3 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 09:55:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:55:07] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-06 09:55:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:55:08] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:55:08] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:55:08] [INFO ] Invariant cache hit.
[2025-06-06 09:55:08] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60349ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60351ms
Finished structural reductions in LTL mode , in 1 iterations and 60690 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-02
Product exploration explored 100000 steps with 3867 reset in 339 ms.
Product exploration explored 100000 steps with 3895 reset in 256 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 85 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 107 steps (0 resets) in 6 ms. (15 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-06 09:56:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:56:10] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 09:56:10] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2025-06-06 09:56:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:56:10] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-06 09:56:10] [INFO ] [Nat]Absence check using state equation in 164 ms returned sat
[2025-06-06 09:56:10] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:56:11] [INFO ] [Nat]Added 1010 Read/Feed constraints in 97 ms returned sat
[2025-06-06 09:56:11] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 80 ms.
[2025-06-06 09:56:11] [INFO ] Added : 0 causal constraints over 0 iterations in 174 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 22 out of 121 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 2 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 09:56:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:56:11] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 09:56:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:56:11] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:56:11] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:56:11] [INFO ] Invariant cache hit.
[2025-06-06 09:56:11] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60380ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60384ms
Finished structural reductions in LTL mode , in 1 iterations and 60701 ms. Remains : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 70 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 110 steps (0 resets) in 7 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 82 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-06 09:57:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:57:12] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-06 09:57:13] [INFO ] [Real]Absence check using state equation in 183 ms returned sat
[2025-06-06 09:57:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:57:13] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-06 09:57:13] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2025-06-06 09:57:13] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:57:13] [INFO ] [Nat]Added 1010 Read/Feed constraints in 93 ms returned sat
[2025-06-06 09:57:13] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 82 ms.
[2025-06-06 09:57:13] [INFO ] Added : 0 causal constraints over 0 iterations in 171 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 3887 reset in 216 ms.
Product exploration explored 100000 steps with 3894 reset in 246 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 44 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:57:14] [INFO ] Redundant transitions in 64 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:57:14] [INFO ] Invariant cache hit.
[2025-06-06 09:57:14] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60384ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60387ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60501 ms. Remains : 121/121 places, 1111/1111 transitions.
Built C files in :
/tmp/ltsmin3186433041916988196
[2025-06-06 09:58:15] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3186433041916988196
Running compilation step : cd /tmp/ltsmin3186433041916988196;'/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 1767 ms.
Running link step : cd /tmp/ltsmin3186433041916988196;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin3186433041916988196;'/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/stateBased7101412867376796119.hoa' '--buchi-type=spotba'
LTSmin run took 6195 ms.
FORMULA TokenRing-COL-010-LTLFireability-02 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property TokenRing-COL-010-LTLFireability-02 finished in 195508 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((F(p0)&&X(p1))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 4 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 09:58:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:58:23] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-06 09:58:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:58:23] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:58:23] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:58:23] [INFO ] Invariant cache hit.
[2025-06-06 09:58:23] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 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 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60386ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60391ms
Finished structural reductions in LTL mode , in 1 iterations and 60695 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-03
Product exploration explored 100000 steps with 7160 reset in 252 ms.
Product exploration explored 100000 steps with 7234 reset in 247 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 105 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 100 steps (0 resets) in 6 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 7 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2025-06-06 09:59:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:59:25] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-06 09:59:25] [INFO ] [Real]Absence check using state equation in 176 ms returned sat
[2025-06-06 09:59:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 09:59:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 09:59:26] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2025-06-06 09:59:26] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:59:26] [INFO ] [Nat]Added 1010 Read/Feed constraints in 100 ms returned sat
[2025-06-06 09:59:26] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 77 ms.
[2025-06-06 09:59:26] [INFO ] Added : 0 causal constraints over 0 iterations in 168 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 out of 121 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 18 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 09:59:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:59:26] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-06 09:59:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:59:26] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 09:59:26] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 303 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:59:27] [INFO ] Redundant transitions in 49 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 09:59:27] [INFO ] Invariant cache hit.
[2025-06-06 09:59:27] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60336ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60338ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60717 ms. Remains : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 93 steps (0 resets) in 6 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
[2025-06-06 10:00:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:00:28] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:00:28] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2025-06-06 10:00:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:00:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:00:28] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2025-06-06 10:00:28] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:00:29] [INFO ] [Nat]Added 1010 Read/Feed constraints in 100 ms returned sat
[2025-06-06 10:00:29] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 76 ms.
[2025-06-06 10:00:29] [INFO ] Added : 0 causal constraints over 0 iterations in 164 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3881 reset in 220 ms.
Product exploration explored 100000 steps with 3875 reset in 307 ms.
Built C files in :
/tmp/ltsmin12209387780734709705
[2025-06-06 10:00:29] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:00:29] [INFO ] Computation of Complete disable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:00:29] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:00:29] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:00:30] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:00:30] [INFO ] Computation of Completed DNA matrix. took 34 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:00:30] [INFO ] Built C files in 283ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12209387780734709705
Running compilation step : cd /tmp/ltsmin12209387780734709705;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12209387780734709705;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12209387780734709705;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 19 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:00:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:00:33] [INFO ] Implicit Places using invariants in 115 ms returned []
[2025-06-06 10:00:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:00:33] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:00:34] [INFO ] Implicit Places using invariants and state equation in 1200 ms returned []
Implicit Place search using SMT with State Equation took 1317 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:00:34] [INFO ] Redundant transitions in 18 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:00:34] [INFO ] Invariant cache hit.
[2025-06-06 10:00:34] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
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(s28 1.0)
(s29 0.0)
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(s34 0.0)
(s35 0.0)
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(s40 0.0)
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(s61 1.0)
(s62 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60343ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60346ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61710 ms. Remains : 121/121 places, 1111/1111 transitions.
Built C files in :
/tmp/ltsmin11706733255613791282
[2025-06-06 10:01:34] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:01:34] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:01:34] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:01:34] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:01:35] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:01:35] [INFO ] Computation of Completed DNA matrix. took 35 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:01:35] [INFO ] Built C files in 265ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11706733255613791282
Running compilation step : cd /tmp/ltsmin11706733255613791282;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11706733255613791282;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11706733255613791282;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 10:01:38] [INFO ] Flatten gal took : 49 ms
[2025-06-06 10:01:38] [INFO ] Flatten gal took : 26 ms
[2025-06-06 10:01:38] [INFO ] Time to serialize gal into /tmp/LTL5526285893070728668.gal : 9 ms
[2025-06-06 10:01:38] [INFO ] Time to serialize properties into /tmp/LTL3966098318468075752.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/LTL5526285893070728668.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16063383810836266748.hoa' '-atoms' '/tmp/LTL3966098318468075752.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...318
Loading property file /tmp/LTL3966098318468075752.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16063383810836266748.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t20...2142
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
340 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,3.48878,149036,1,0,1167,263634,1475,372,12505,335563,1881
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA TokenRing-COL-010-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property TokenRing-COL-010-LTLFireability-03 finished in 198966 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(((X(F(p0))&&(X(X(X(p2)))||p1)) U (G((F(p0)&&(X(X(X(p2)))||p3)))||(!p0&&X((X(X(p2))&&F(p0))))))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 5 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:01:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:01:42] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-06 10:01:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:01:42] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:01:42] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:01:42] [INFO ] Invariant cache hit.
[2025-06-06 10:01:42] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60372ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60375ms
Finished structural reductions in LTL mode , in 1 iterations and 60698 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 1481 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), (OR (NOT p0) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (NOT p2), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (NOT p2), (NOT p2), true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (NOT p2), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (NOT p2), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (NOT p0) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-04
Entered a terminal (fully accepting) state of product in 91 steps with 1 reset in 38 ms.
FORMULA TokenRing-COL-010-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-010-LTLFireability-04 finished in 62363 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(F(p0)))'
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 19 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:02:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:02:44] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-06-06 10:02:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:02:45] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:02:46] [INFO ] Implicit Places using invariants and state equation in 1245 ms returned []
Implicit Place search using SMT with State Equation took 1358 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:02:46] [INFO ] Redundant transitions in 15 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:02:46] [INFO ] Invariant cache hit.
[2025-06-06 10:02:46] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 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 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60367ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60369ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61767 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-05
Product exploration explored 100000 steps with 3884 reset in 241 ms.
Product exploration explored 100000 steps with 3901 reset in 223 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 89 steps (0 resets) in 7 ms. (11 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
[2025-06-06 10:03:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:03:47] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:03:48] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2025-06-06 10:03:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:03:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:03:48] [INFO ] [Nat]Absence check using state equation in 168 ms returned sat
[2025-06-06 10:03:48] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:03:48] [INFO ] [Nat]Added 1010 Read/Feed constraints in 96 ms returned sat
[2025-06-06 10:03:48] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 65 ms.
[2025-06-06 10:03:48] [INFO ] Added : 0 causal constraints over 0 iterations in 153 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 17 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:03:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:03:48] [INFO ] Implicit Places using invariants in 118 ms returned []
[2025-06-06 10:03:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:03:49] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:03:50] [INFO ] Implicit Places using invariants and state equation in 1237 ms returned []
Implicit Place search using SMT with State Equation took 1357 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:03:50] [INFO ] Redundant transitions in 9 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:03:50] [INFO ] Invariant cache hit.
[2025-06-06 10:03:50] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60376ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60378ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61772 ms. Remains : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 96 steps (0 resets) in 6 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2025-06-06 10:04:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:04:51] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:04:51] [INFO ] [Real]Absence check using state equation in 191 ms returned sat
[2025-06-06 10:04:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:04:52] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:04:52] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2025-06-06 10:04:52] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:04:52] [INFO ] [Nat]Added 1010 Read/Feed constraints in 102 ms returned sat
[2025-06-06 10:04:52] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 65 ms.
[2025-06-06 10:04:52] [INFO ] Added : 0 causal constraints over 0 iterations in 151 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3890 reset in 233 ms.
Product exploration explored 100000 steps with 3904 reset in 245 ms.
Built C files in :
/tmp/ltsmin13317334412439724641
[2025-06-06 10:04:53] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:04:53] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:04:53] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:04:53] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:04:53] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:04:53] [INFO ] Computation of Completed DNA matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:04:53] [INFO ] Built C files in 240ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13317334412439724641
Running compilation step : cd /tmp/ltsmin13317334412439724641;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13317334412439724641;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13317334412439724641;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 18 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:04:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:04:56] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-06 10:04:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:04:56] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:04:57] [INFO ] Implicit Places using invariants and state equation in 1244 ms returned []
Implicit Place search using SMT with State Equation took 1367 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:04:57] [INFO ] Redundant transitions in 15 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:04:57] [INFO ] Invariant cache hit.
[2025-06-06 10:04:57] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
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(s104 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60362ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60364ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61771 ms. Remains : 121/121 places, 1111/1111 transitions.
Built C files in :
/tmp/ltsmin4690784061866189714
[2025-06-06 10:05:58] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:05:58] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:05:58] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:05:58] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:05:58] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:05:58] [INFO ] Computation of Completed DNA matrix. took 19 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:05:58] [INFO ] Built C files in 233ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4690784061866189714
Running compilation step : cd /tmp/ltsmin4690784061866189714;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4690784061866189714;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4690784061866189714;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 10:06:01] [INFO ] Flatten gal took : 25 ms
[2025-06-06 10:06:01] [INFO ] Flatten gal took : 24 ms
[2025-06-06 10:06:01] [INFO ] Time to serialize gal into /tmp/LTL11080470036503989079.gal : 5 ms
[2025-06-06 10:06:01] [INFO ] Time to serialize properties into /tmp/LTL9746618493752335649.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/LTL11080470036503989079.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15361009329226565091.hoa' '-atoms' '/tmp/LTL9746618493752335649.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...319
Loading property file /tmp/LTL9746618493752335649.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15361009329226565091.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t20...2142
111 unique states visited
0 strongly connected components in search stack
112 transitions explored
57 items max in DFS search stack
1359 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,13.6814,426764,1,0,2146,489580,1476,397,12704,1.06131e+06,4793
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA TokenRing-COL-010-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property TokenRing-COL-010-LTLFireability-05 finished in 211643 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)))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 10 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:06:16] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-06 10:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:06:16] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:06:16] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:06:16] [INFO ] Redundant transitions in 12 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:06:16] [INFO ] Invariant cache hit.
[2025-06-06 10:06:16] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60393ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60395ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60723 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 44 ms :[p0]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 6681 ms.
Stack based approach found an accepted trace after 144 steps with 0 reset with depth 145 and stack size 145 in 9 ms.
FORMULA TokenRing-COL-010-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-010-LTLFireability-08 finished in 67485 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((!p0 U p1))) U X((G(p1)||p2))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 3 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:07:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:07:23] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-06 10:07:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:07:24] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:07:24] [INFO ] Implicit Places using invariants and state equation in 267 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:07:24] [INFO ] Invariant cache hit.
[2025-06-06 10:07:24] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60419ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60423ms
Finished structural reductions in LTL mode , in 1 iterations and 60745 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 320 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-09
Entered a terminal (fully accepting) state of product in 26 steps with 0 reset in 17 ms.
FORMULA TokenRing-COL-010-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-010-LTLFireability-09 finished in 61123 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(F(p0)) U p1)&&X((G(F(p0))&&p2))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 1 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:08:24] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-06 10:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:08:25] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:08:25] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:08:25] [INFO ] Invariant cache hit.
[2025-06-06 10:08:25] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 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 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60446ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60449ms
Finished structural reductions in LTL mode , in 1 iterations and 60766 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (NOT p0), (NOT p1), (OR (NOT p0) (NOT p2)), true]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TokenRing-COL-010-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-010-LTLFireability-10 finished in 61023 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)&&X(F((G(p0)||p1)))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 5 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:09:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:09:26] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-06 10:09:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:09:26] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:09:26] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:09:26] [INFO ] Invariant cache hit.
[2025-06-06 10:09:26] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60407ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60410ms
Finished structural reductions in LTL mode , in 1 iterations and 60707 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-13
Product exploration explored 100000 steps with 7072 reset in 249 ms.
Product exploration explored 100000 steps with 7151 reset in 319 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 106 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 99 steps (0 resets) in 6 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 9 factoid took 125 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
[2025-06-06 10:10:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:10:28] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:10:28] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2025-06-06 10:10:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:10:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-06 10:10:28] [INFO ] [Nat]Absence check using state equation in 177 ms returned sat
[2025-06-06 10:10:28] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:10:29] [INFO ] [Nat]Added 1010 Read/Feed constraints in 101 ms returned sat
[2025-06-06 10:10:29] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 66 ms.
[2025-06-06 10:10:29] [INFO ] Added : 0 causal constraints over 0 iterations in 152 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 22 out of 121 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 13 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:10:29] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-06 10:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:10:29] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:10:29] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:10:29] [INFO ] Redundant transitions in 13 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:10:29] [INFO ] Invariant cache hit.
[2025-06-06 10:10:29] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60415ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60417ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60757 ms. Remains : 121/121 places, 1111/1111 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 111 steps (0 resets) in 6 ms. (15 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
[2025-06-06 10:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:11:30] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:11:31] [INFO ] [Real]Absence check using state equation in 186 ms returned sat
[2025-06-06 10:11:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 10:11:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-06 10:11:31] [INFO ] [Nat]Absence check using state equation in 175 ms returned sat
[2025-06-06 10:11:31] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:11:31] [INFO ] [Nat]Added 1010 Read/Feed constraints in 110 ms returned sat
[2025-06-06 10:11:31] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 1091 transitions) in 69 ms.
[2025-06-06 10:11:31] [INFO ] Added : 0 causal constraints over 0 iterations in 150 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3898 reset in 241 ms.
Product exploration explored 100000 steps with 3895 reset in 238 ms.
Built C files in :
/tmp/ltsmin9439624863853660559
[2025-06-06 10:11:32] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:11:32] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:11:32] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:11:32] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:11:32] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:11:32] [INFO ] Computation of Completed DNA matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:11:32] [INFO ] Built C files in 232ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9439624863853660559
Running compilation step : cd /tmp/ltsmin9439624863853660559;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9439624863853660559;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9439624863853660559;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 22 out of 121 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 15 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:11:35] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-06-06 10:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:11:35] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:11:37] [INFO ] Implicit Places using invariants and state equation in 1270 ms returned []
Implicit Place search using SMT with State Equation took 1384 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 10:11:37] [INFO ] Redundant transitions in 16 ms returned []
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:11:37] [INFO ] Invariant cache hit.
[2025-06-06 10:11:37] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 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 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60462ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60465ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61894 ms. Remains : 121/121 places, 1111/1111 transitions.
Built C files in :
/tmp/ltsmin2002181249764881556
[2025-06-06 10:12:37] [INFO ] Computing symmetric may disable matrix : 1111 transitions.
[2025-06-06 10:12:37] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:12:37] [INFO ] Computing symmetric may enable matrix : 1111 transitions.
[2025-06-06 10:12:37] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:12:37] [INFO ] Computing Do-Not-Accords matrix : 1111 transitions.
[2025-06-06 10:12:37] [INFO ] Computation of Completed DNA matrix. took 19 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 10:12:37] [INFO ] Built C files in 233ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2002181249764881556
Running compilation step : cd /tmp/ltsmin2002181249764881556;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2002181249764881556;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2002181249764881556;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 10:12:41] [INFO ] Flatten gal took : 23 ms
[2025-06-06 10:12:41] [INFO ] Flatten gal took : 23 ms
[2025-06-06 10:12:41] [INFO ] Time to serialize gal into /tmp/LTL17031255937016869035.gal : 5 ms
[2025-06-06 10:12:41] [INFO ] Time to serialize properties into /tmp/LTL5133248636307599994.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/LTL17031255937016869035.gal' '-t' 'CGAL' '-hoa' '/tmp/aut794240333384476570.hoa' '-atoms' '/tmp/LTL5133248636307599994.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/LTL5133248636307599994.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut794240333384476570.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t20...2142
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
365 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,3.74234,150372,1,0,1167,263634,1475,372,12509,335318,1881
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA TokenRing-COL-010-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property TokenRing-COL-010-LTLFireability-13 finished in 199108 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)&&F(!p1)&&X(G(p0))))'
Support contains 121 out of 121 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 121/121 places, 1111/1111 transitions.
Applied a total of 0 rules in 3 ms. Remains 121 /121 variables (removed 0) and now considering 1111/1111 (removed 0) transitions.
[2025-06-06 10:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:12:45] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-06 10:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 10:12:45] [INFO ] State equation strengthened by 1010 read => feed constraints.
[2025-06-06 10:12:45] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 294 ms to find 0 implicit places.
Running 1101 sub problems to find dead transitions.
[2025-06-06 10:12:45] [INFO ] Invariant cache hit.
[2025-06-06 10:12:45] [INFO ] State equation strengthened by 1010 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1232/1232 variables, and 1142 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 2 (OVERLAPS) 1111/1232 variables, 121/132 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1232 variables, 1010/1142 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1232 variables, 1101/2243 constraints. Problems are: Problem set: 0 solved, 1101 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1232/1232 variables, and 2243 constraints, problems are : Problem set: 0 solved, 1101 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 121/121 constraints, ReadFeed: 1010/1010 constraints, PredecessorRefiner: 1101/1101 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60416ms problems are : Problem set: 0 solved, 1101 unsolved
Search for dead transitions found 0 dead transitions in 60419ms
Finished structural reductions in LTL mode , in 1 iterations and 60718 ms. Remains : 121/121 places, 1111/1111 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), true, (OR (NOT p0) p1), true]
Running random walk in product with property : TokenRing-COL-010-LTLFireability-15
Entered a terminal (fully accepting) state of product in 0 steps with 0 reset in 0 ms.
FORMULA TokenRing-COL-010-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-010-LTLFireability-15 finished in 60880 ms.
All properties solved by simple procedures.
Total runtime 1256197 ms.

BK_STOP 1749204826014

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="TokenRing-COL-010"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is TokenRing-COL-010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915589500260"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-010.tgz
mv TokenRing-COL-010 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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