Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589500284.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-030, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589500284
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K 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 3.7K 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 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K 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 23K 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-030-LTLFireability-00
FORMULA_NAME TokenRing-COL-030-LTLFireability-01
FORMULA_NAME TokenRing-COL-030-LTLFireability-02
FORMULA_NAME TokenRing-COL-030-LTLFireability-03
FORMULA_NAME TokenRing-COL-030-LTLFireability-04
FORMULA_NAME TokenRing-COL-030-LTLFireability-05
FORMULA_NAME TokenRing-COL-030-LTLFireability-06
FORMULA_NAME TokenRing-COL-030-LTLFireability-07
FORMULA_NAME TokenRing-COL-030-LTLFireability-08
FORMULA_NAME TokenRing-COL-030-LTLFireability-09
FORMULA_NAME TokenRing-COL-030-LTLFireability-10
FORMULA_NAME TokenRing-COL-030-LTLFireability-11
FORMULA_NAME TokenRing-COL-030-LTLFireability-12
FORMULA_NAME TokenRing-COL-030-LTLFireability-13
FORMULA_NAME TokenRing-COL-030-LTLFireability-14
FORMULA_NAME TokenRing-COL-030-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749207757505

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-030
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-06-06 11:02:39] [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 11:02:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 11:02:39] [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 11:02:39] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-06 11:02:39] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 607 ms
[2025-06-06 11:02:39] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 961 PT places and 29822.0 transition bindings in 22 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2025-06-06 11:02:39] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 6 ms.
[2025-06-06 11:02:39] [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
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Domain [Process(31), Process(31)] of place State breaks symmetries in sort Process
[2025-06-06 11:02:40] [INFO ] Unfolded HLPN to a Petri net with 961 places and 27931 transitions 111724 arcs in 301 ms.
[2025-06-06 11:02:40] [INFO ] Unfolded 16 HLPN properties in 34 ms.
Initial state reduction rules removed 4 formulas.
FORMULA TokenRing-COL-030-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-030-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-030-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-030-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 64 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
// Phase 1: matrix 27931 rows 961 cols
[2025-06-06 11:02:45] [INFO ] Computed 31 invariants in 142 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:02:45] [INFO ] Implicit Places using invariants in 486 ms returned []
Implicit Place search using SMT only with invariants took 542 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:02:45] [INFO ] Invariant cache hit.
[2025-06-06 11:02:46] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30408 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30281 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 153189ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 153329ms
Finished structural reductions in LTL mode , in 1 iterations and 154064 ms. Remains : 961/961 places, 27931/27931 transitions.
Support contains 961 out of 961 places after structural reductions.
[2025-06-06 11:05:22] [INFO ] Flatten gal took : 1772 ms
[2025-06-06 11:05:38] [INFO ] Flatten gal took : 2321 ms
[2025-06-06 11:05:53] [INFO ] Input system was already deterministic with 27931 transitions.
Reduction of identical properties reduced properties to check from 6 to 3
RANDOM walk for 40000 steps (8 resets) in 3152 ms. (12 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40000 steps (8 resets) in 922 ms. (43 steps per ms) remains 1/1 properties
[2025-06-06 11:05:56] [INFO ] Invariant cache hit.
[2025-06-06 11:05:56] [INFO ] State equation strengthened by 27030 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp4 is UNSAT
After SMT solving in domain Real declared 62/28892 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 0/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 435ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA TokenRing-COL-030-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA TokenRing-COL-030-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
FORMULA TokenRing-COL-030-LTLFireability-06 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' '!(F(G(p0)))'
Support contains 62 out of 961 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 1035 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:06:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:06:02] [INFO ] Implicit Places using invariants in 1805 ms returned []
Implicit Place search using SMT only with invariants took 1808 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:06:02] [INFO ] Invariant cache hit.
[2025-06-06 11:06:02] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30565 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30438 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151244ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 151318ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 154218 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 2066 ms.
Stack based approach found an accepted trace after 1094 steps with 0 reset with depth 1095 and stack size 1095 in 22 ms.
FORMULA TokenRing-COL-030-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-030-LTLFireability-00 finished in 156636 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((X(p1)||p0)))'
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 58 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:08:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:08:36] [INFO ] Implicit Places using invariants in 174 ms returned []
Implicit Place search using SMT only with invariants took 177 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:08:36] [INFO ] Invariant cache hit.
[2025-06-06 11:08:36] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30329 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30314 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 157420ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 157472ms
Finished structural reductions in LTL mode , in 1 iterations and 157767 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 3116 ms.
Product exploration explored 100000 steps with 50000 reset in 3042 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 : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 19 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TokenRing-COL-030-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TokenRing-COL-030-LTLFireability-01 finished in 164342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F(p1))))'
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 43 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:11:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:11:20] [INFO ] Implicit Places using invariants in 143 ms returned []
Implicit Place search using SMT only with invariants took 145 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:11:20] [INFO ] Invariant cache hit.
[2025-06-06 11:11:20] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30301 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30291 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 162372ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 162411ms
Finished structural reductions in LTL mode , in 1 iterations and 162645 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 163 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-03
Entered a terminal (fully accepting) state of product in 133 steps with 0 reset in 4 ms.
FORMULA TokenRing-COL-030-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-030-LTLFireability-03 finished in 162996 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((X(X(p0))||p1))))'
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 51 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:14:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:14:03] [INFO ] Implicit Places using invariants in 154 ms returned []
Implicit Place search using SMT only with invariants took 155 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:14:03] [INFO ] Invariant cache hit.
[2025-06-06 11:14:04] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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timeout
(s801 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30442 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30292 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 166858ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 166907ms
Finished structural reductions in LTL mode , in 1 iterations and 167160 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-05
Product exploration explored 100000 steps with 25000 reset in 3001 ms.
Product exploration explored 100000 steps with 25000 reset in 2906 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 p0 (NOT p1)), (X (NOT p1)), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 76 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 539 steps (0 resets) in 433 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1)), (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 104 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 51 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:16:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:16:58] [INFO ] Implicit Places using invariants in 145 ms returned []
Implicit Place search using SMT only with invariants took 146 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:16:58] [INFO ] Invariant cache hit.
[2025-06-06 11:16:59] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30301 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30324 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159231ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 159282ms
Finished structural reductions in LTL mode , in 1 iterations and 159523 ms. Remains : 961/961 places, 27931/27931 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 : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 74 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
RANDOM walk for 518 steps (0 resets) in 260 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 108 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 25000 reset in 2411 ms.
Product exploration explored 100000 steps with 25000 reset in 2318 ms.
Applying partial POR strategy [true, false, false, false, true]
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 111 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:19:45] [INFO ] Invariant cache hit.
[2025-06-06 11:19:45] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30309 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30319 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 162971ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 163011ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 163154 ms. Remains : 961/961 places, 27931/27931 transitions.
Built C files in :
/tmp/ltsmin5017600192119787278
[2025-06-06 11:22:28] [INFO ] Built C files in 325ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5017600192119787278
Running compilation step : cd /tmp/ltsmin5017600192119787278;'/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/ltsmin5017600192119787278;'/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/ltsmin5017600192119787278;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 40 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:22:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:22:32] [INFO ] Implicit Places using invariants in 168 ms returned []
Implicit Place search using SMT only with invariants took 169 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:22:32] [INFO ] Invariant cache hit.
[2025-06-06 11:22:32] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30307 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 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 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30304 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 160566ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 160620ms
Finished structural reductions in LTL mode , in 1 iterations and 160872 ms. Remains : 961/961 places, 27931/27931 transitions.
Built C files in :
/tmp/ltsmin1216814742768296490
[2025-06-06 11:25:13] [INFO ] Built C files in 262ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1216814742768296490
Running compilation step : cd /tmp/ltsmin1216814742768296490;'/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/ltsmin1216814742768296490;'/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/ltsmin1216814742768296490;'/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 11:25:18] [INFO ] Flatten gal took : 495 ms
[2025-06-06 11:25:19] [INFO ] Flatten gal took : 449 ms
[2025-06-06 11:25:19] [INFO ] Time to serialize gal into /tmp/LTL2991924074575755083.gal : 125 ms
[2025-06-06 11:25:19] [INFO ] Time to serialize properties into /tmp/LTL9450148839214801566.prop : 69 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/LTL2991924074575755083.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4909774913365325817.hoa' '-atoms' '/tmp/LTL9450148839214801566.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/LTL9450148839214801566.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4909774913365325817.hoa
Detected timeout of ITS tools.
[2025-06-06 11:25:37] [INFO ] Flatten gal took : 698 ms
[2025-06-06 11:25:38] [INFO ] Flatten gal took : 720 ms
[2025-06-06 11:25:38] [INFO ] Time to serialize gal into /tmp/LTL7378079615247599947.gal : 82 ms
[2025-06-06 11:25:39] [INFO ] Time to serialize properties into /tmp/LTL11904863225952648597.ltl : 191 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/LTL7378079615247599947.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11904863225952648597.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !(((F("(((((((((((((((((State_377>=1)&&(State_420>=1))||((State_607>=1)&&(State_620>=1)))||(((State_709>=1)&&(State_733>=1))||((State_...1999195
Formula 0 simplified : G!"(((((((((((((((((State_377>=1)&&(State_420>=1))||((State_607>=1)&&(State_620>=1)))||(((State_709>=1)&&(State_733>=1))||((State_49...1999175
Detected timeout of ITS tools.
[2025-06-06 11:25:55] [INFO ] Flatten gal took : 708 ms
[2025-06-06 11:25:55] [INFO ] Applying decomposition
[2025-06-06 11:25:55] [INFO ] Flatten gal took : 749 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6892908044931861258.txt' '-o' '/tmp/graph6892908044931861258.bin' '-w' '/tmp/graph6892908044931861258.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6892908044931861258.bin' '-l' '-1' '-v' '-w' '/tmp/graph6892908044931861258.weights' '-q' '0' '-e' '0.001'
[2025-06-06 11:25:58] [INFO ] Decomposing Gal with order
[2025-06-06 11:25:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 11:26:00] [INFO ] Removed a total of 65598 redundant transitions.
[2025-06-06 11:26:01] [INFO ] Flatten gal took : 1785 ms
[2025-06-06 11:26:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 918 labels/synchronizations in 706 ms.
[2025-06-06 11:26:35] [INFO ] Time to serialize gal into /tmp/LTL14205807163323014250.gal : 98 ms
[2025-06-06 11:26:35] [INFO ] Time to serialize properties into /tmp/LTL16682119415361289498.ltl : 214 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/LTL14205807163323014250.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16682119415361289498.ltl' '-c' '-stutter-deadlock'

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...256
Read 1 LTL properties
Checking formula 0 : !(((F("(((((((((((((((((i0.i21.i1.u160.State_377>=1)&&(i12.u176.State_420>=1))||((i5.i4.i1.u261.State_607>=1)&&(i7.i10.i1.u292.State_6...3472997
Formula 0 simplified : G!"(((((((((((((((((i0.i21.i1.u160.State_377>=1)&&(i12.u176.State_420>=1))||((i5.i4.i1.u261.State_607>=1)&&(i7.i10.i1.u292.State_620...3472977
Detected timeout of ITS tools.
Treatment of property TokenRing-COL-030-LTLFireability-05 finished in 767761 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(p0)&&G((!p1&&F(G(p2)))))))'
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 43 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:26:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:26:51] [INFO ] Implicit Places using invariants in 163 ms returned []
Implicit Place search using SMT only with invariants took 166 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:26:51] [INFO ] Invariant cache hit.
[2025-06-06 11:26:51] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30308 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30406 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 168711ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 168751ms
Finished structural reductions in LTL mode , in 1 iterations and 168995 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 281 ms :[(OR (NOT p2) (NOT p0) p1), (OR (NOT p2) (NOT p0) p1), true, (AND (NOT p1) (NOT p0)), (NOT p2), (OR (NOT p2) p1)]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA TokenRing-COL-030-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-030-LTLFireability-08 finished in 169462 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((X(F(!p0))&&(!p1||G(p0))))))'
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 43 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
[2025-06-06 11:29:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 11:29:40] [INFO ] Implicit Places using invariants in 149 ms returned []
Implicit Place search using SMT only with invariants took 151 ms to find 0 implicit places.
Running 27901 sub problems to find dead transitions.
[2025-06-06 11:29:40] [INFO ] Invariant cache hit.
[2025-06-06 11:29:41] [INFO ] State equation strengthened by 27030 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30324 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 27901/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 27901 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/961 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 27901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 961/28892 variables, and 31 constraints, problems are : Problem set: 0 solved, 27901 unsolved in 30315 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 0/961 constraints, ReadFeed: 0/27030 constraints, PredecessorRefiner: 0/27901 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 166433ms problems are : Problem set: 0 solved, 27901 unsolved
Search for dead transitions found 0 dead transitions in 166477ms
Finished structural reductions in LTL mode , in 1 iterations and 166711 ms. Remains : 961/961 places, 27931/27931 transitions.
Stuttering acceptance computed with spot in 132 ms :[p0, (OR p1 p0), (OR p0 p1)]
Running random walk in product with property : TokenRing-COL-030-LTLFireability-10
Product exploration timeout after 17520 steps with 111 reset in 10008 ms.
Product exploration timeout after 17250 steps with 110 reset in 10004 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 p0 p1), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 95 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[p0, (OR p1 p0), (OR p0 p1)]
RANDOM walk for 530 steps (0 resets) in 451 ms. (1 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 138 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[p0, (OR p1 p0), (OR p0 p1)]
Stuttering acceptance computed with spot in 108 ms :[p0, (OR p1 p0), (OR p0 p1)]

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ 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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-030"
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-030, 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-174915589500284"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-030.tgz
mv TokenRing-COL-030 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 ;