Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876811900075.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 NeoElection-COL-6, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876811900075
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K 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 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 98K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME NeoElection-COL-6-LTLCardinality-00
FORMULA_NAME NeoElection-COL-6-LTLCardinality-01
FORMULA_NAME NeoElection-COL-6-LTLCardinality-02
FORMULA_NAME NeoElection-COL-6-LTLCardinality-03
FORMULA_NAME NeoElection-COL-6-LTLCardinality-04
FORMULA_NAME NeoElection-COL-6-LTLCardinality-05
FORMULA_NAME NeoElection-COL-6-LTLCardinality-06
FORMULA_NAME NeoElection-COL-6-LTLCardinality-07
FORMULA_NAME NeoElection-COL-6-LTLCardinality-08
FORMULA_NAME NeoElection-COL-6-LTLCardinality-09
FORMULA_NAME NeoElection-COL-6-LTLCardinality-10
FORMULA_NAME NeoElection-COL-6-LTLCardinality-11
FORMULA_NAME NeoElection-COL-6-LTLCardinality-12
FORMULA_NAME NeoElection-COL-6-LTLCardinality-13
FORMULA_NAME NeoElection-COL-6-LTLCardinality-14
FORMULA_NAME NeoElection-COL-6-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748797164216

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NeoElection-COL-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-01 16:59:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 16:59:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 16:59:25] [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.
[2025-06-01 16:59:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 16:59:26] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 587 ms
[2025-06-01 16:59:26] [INFO ] Detected 6 constant HL places corresponding to 2380 PT places.
[2025-06-01 16:59:26] [INFO ] Imported 18 HL places and 22 HL transitions for a total of 4830 PT places and 13580.0 transition bindings in 28 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2025-06-01 16:59:26] [INFO ] Built PT skeleton of HLPN with 18 places and 22 transitions 98 arcs in 5 ms.
[2025-06-01 16:59:26] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 3 formulas.
FORMULA NeoElection-COL-6-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 14 stabilizing places and 8 stable transitions
Graph (complete) has 56 edges and 18 vertex of which 15 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Remains 13 properties that can be checked using skeleton over-approximation.
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 12 places and 7 transitions.
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
FORMULA NeoElection-COL-6-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2 stabilizing places and 2 stable transitions
RANDOM walk for 40004 steps (1024 resets) in 296 ms. (134 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40000 steps (768 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
// Phase 1: matrix 7 rows 6 cols
[2025-06-01 16:59:26] [INFO ] Computed 1 invariants in 5 ms
[2025-06-01 16:59:26] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp2 is UNSAT
After SMT solving in domain Real declared 5/13 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 0/6 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 135ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
FORMULA NeoElection-COL-6-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 16:59:26] [INFO ] Initial state reduction rules for LTL removed 3 formulas.
[2025-06-01 16:59:26] [INFO ] Flatten gal took : 12 ms
FORMULA NeoElection-COL-6-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-6-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 16:59:26] [INFO ] Flatten gal took : 2 ms
Domain [M(7), POS(6), M(7)] of place P_masterList breaks symmetries in sort M
Arc [15:1*[$m, (MOD (ADD $i 1) 6)]] contains successor/predecessor on variables of sort POS
Symmetric sort wr.t. initial and guards and successors and join/free detected :MT
Arc [9:1*[$m, $s, 3, 0]] contains constants of sort MT
Transition T_poll__handleAI1 : constants on arcs in [[9:1*[$m, $s, 3, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 2 subsets.
Arc [9:1*[$m, $s, 3, 0]] contains constants of sort MT
Transition T_poll__handleAI2 : constants on arcs in [[9:1*[$m, $s, 3, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 2 subsets.
Arc [9:1*[$m, $s, 4, 0]] contains constants of sort MT
Transition T_poll__handleAnnP1 : constants on arcs in [[9:1*[$m, $s, 4, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 3 subsets.
Arc [9:1*[$m, $s, 4, 0]] contains constants of sort MT
Transition T_poll__handleAnnP2 : constants on arcs in [[9:1*[$m, $s, 4, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 3 subsets.
Arc [9:1*[$m, $s, 1, 0]] contains constants of sort MT
Transition T_poll__handleAnsP1 : constants on arcs in [[9:1*[$m, $s, 1, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 4 subsets.
Arc [9:1*[$s, $m, 2, 0]] contains constants of sort MT
Transition T_poll__handleAnsP1 : constants on arcs in [[9:1*[$s, $m, 2, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [9:1*[$m, $s, 1, $p]] contains constants of sort MT
Transition T_poll__handleAnsP2 : constants on arcs in [[9:1*[$m, $s, 1, $p]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [9:1*[$s, $m, 2, 0]] contains constants of sort MT
Transition T_poll__handleAnsP2 : constants on arcs in [[9:1*[$s, $m, 2, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [9:1*[$m, $s, 1, $p]] contains constants of sort MT
Transition T_poll__handleAnsP3 : constants on arcs in [[9:1*[$m, $s, 1, $p]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [11:1*[$m, $s, 1, $p]] contains constants of sort MT
Transition T_poll__handleAnsP4 : constants on arcs in [[11:1*[$m, $s, 1, $p]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [9:1*[$s, $m, 2, 0]] contains constants of sort MT
Transition T_poll__handleAnsP4 : constants on arcs in [[9:1*[$s, $m, 2, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 5 subsets.
Arc [9:1*[$m, $s, 0, 0]] contains constants of sort MT
Transition T_poll__handleAskP : constants on arcs in [[9:1*[$m, $s, 0, 0]]] introduces in MT(6) partition with 1 elements that refines current partition to 6 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :STAGE
Arc [16:1*[$m, 0]] contains constants of sort STAGE
Transition T_poll__iAmPrimary : constants on arcs in [[16:1*[$m, 0]]] introduces in STAGE(3) partition with 1 elements that refines current partition to 2 subsets.
Arc [16:1*[$m, 1]] contains constants of sort STAGE
Transition T_poll__iAmPrimary : constants on arcs in [[16:1*[$m, 1]]] introduces in STAGE(3) partition with 1 elements that refines current partition to 3 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :NEGSTEP
Arc [8:1*[$m, $r, 1]] contains constants of sort NEGSTEP
Transition T_poll__handleAI1 : constants on arcs in [[8:1*[$m, $r, 1]]] introduces in NEGSTEP(3) partition with 1 elements that refines current partition to 2 subsets.
Arc [8:1*[$m, $r, 2]] contains constants of sort NEGSTEP
Transition T_poll__handleAI1 : constants on arcs in [[8:1*[$m, $r, 2]]] introduces in NEGSTEP(3) partition with 1 elements that refines current partition to 3 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :BOOL
Arc [7:1*[$m, 0, $pm]] contains constants of sort BOOL
Transition T_poll__handleAI2 : constants on arcs in [[7:1*[$m, 0, $pm]]] introduces in BOOL(2) partition with 1 elements that refines current partition to 2 subsets.
[2025-06-01 16:59:26] [INFO ] Unfolded HLPN to a Petri net with 4830 places and 7361 transitions 41792 arcs in 148 ms.
[2025-06-01 16:59:26] [INFO ] Unfolded 4 HLPN properties in 1 ms.
Deduced a syphon composed of 4507 places in 22 ms
Reduce places removed 4543 places and 6967 transitions.
Reduce places removed 7 places and 0 transitions.
Support contains 174 out of 280 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 280/280 places, 394/394 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 250 transition count 394
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 54 place count 226 transition count 214
Iterating global reduction 1 with 24 rules applied. Total rules applied 78 place count 226 transition count 214
Applied a total of 78 rules in 16 ms. Remains 226 /280 variables (removed 54) and now considering 214/394 (removed 180) transitions.
[2025-06-01 16:59:26] [INFO ] Flow matrix only has 189 transitions (discarded 25 similar events)
// Phase 1: matrix 189 rows 226 cols
[2025-06-01 16:59:26] [INFO ] Computed 47 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:59:27] [INFO ] Implicit Places using invariants in 239 ms returned [16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51]
Discarding 36 places :
Implicit Place search using SMT only with invariants took 250 ms to find 36 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 190/280 places, 214/394 transitions.
Applied a total of 0 rules in 1 ms. Remains 190 /190 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 272 ms. Remains : 190/280 places, 214/394 transitions.
Support contains 174 out of 190 places after structural reductions.
[2025-06-01 16:59:27] [INFO ] Flatten gal took : 55 ms
[2025-06-01 16:59:27] [INFO ] Flatten gal took : 27 ms
[2025-06-01 16:59:27] [INFO ] Input system was already deterministic with 214 transitions.
RANDOM walk for 40000 steps (96 resets) in 963 ms. (41 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40003 steps (12 resets) in 78 ms. (506 steps per ms) remains 1/1 properties
[2025-06-01 16:59:27] [INFO ] Flow matrix only has 189 transitions (discarded 25 similar events)
// Phase 1: matrix 189 rows 190 cols
[2025-06-01 16:59:27] [INFO ] Computed 11 invariants in 2 ms
[2025-06-01 16:59:27] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp2 is UNSAT
After SMT solving in domain Real declared 6/379 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 0/11 constraints, State Equation: 0/190 constraints, ReadFeed: 0/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA NeoElection-COL-6-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 3 simplifications.
Computed a total of 190 stabilizing places and 214 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 190 transition count 214
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X((X(X(G(p0))) U (p0&&X(X(G(p0)))))))))'
Support contains 36 out of 190 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 190/190 places, 214/214 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 170 transition count 184
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 170 transition count 184
Applied a total of 40 rules in 10 ms. Remains 170 /190 variables (removed 20) and now considering 184/214 (removed 30) transitions.
[2025-06-01 16:59:27] [INFO ] Flow matrix only has 159 transitions (discarded 25 similar events)
// Phase 1: matrix 159 rows 170 cols
[2025-06-01 16:59:27] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:59:27] [INFO ] Implicit Places using invariants in 162 ms returned []
[2025-06-01 16:59:27] [INFO ] Flow matrix only has 159 transitions (discarded 25 similar events)
[2025-06-01 16:59:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:59:28] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-01 16:59:28] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
Running 178 sub problems to find dead transitions.
[2025-06-01 16:59:28] [INFO ] Flow matrix only has 159 transitions (discarded 25 similar events)
[2025-06-01 16:59:28] [INFO ] Invariant cache hit.
[2025-06-01 16:59:28] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/164 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/164 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 6/170 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 178 unsolved
Problem TDEAD15 is UNSAT
At refinement iteration 4 (OVERLAPS) 159/329 variables, 170/181 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 5/186 constraints. Problems are: Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 6 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:31] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 8 places in 159 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 8 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:32] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 10 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 7 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:33] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/329 variables, 20/206 constraints. Problems are: Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 8 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 8 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 10 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:34] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/329 variables, 20/226 constraints. Problems are: Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:35] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 10 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 11 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:36] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/329 variables, 16/242 constraints. Problems are: Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:37] [INFO ] Deduced a trap composed of 8 places in 58 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:38] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/329 variables, 2/244 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/329 variables, 0/244 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 11 (OVERLAPS) 0/329 variables, 0/244 constraints. Problems are: Problem set: 1 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 244 constraints, problems are : Problem set: 1 solved, 177 unsolved in 14398 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 170/170 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 58/58 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/164 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/164 variables, 2/7 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 3 (OVERLAPS) 6/170 variables, 6/13 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 56/69 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/170 variables, 0/69 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 6 (OVERLAPS) 159/329 variables, 170/239 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/329 variables, 5/244 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/329 variables, 177/421 constraints. Problems are: Problem set: 1 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:59:46] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/329 variables, 1/422 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/329 variables, 0/422 constraints. Problems are: Problem set: 1 solved, 177 unsolved
At refinement iteration 11 (OVERLAPS) 0/329 variables, 0/422 constraints. Problems are: Problem set: 1 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Int declared 329/329 variables, and 422 constraints, problems are : Problem set: 1 solved, 177 unsolved in 19900 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 170/170 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 177/178 constraints, Known Traps: 59/59 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34361ms problems are : Problem set: 1 solved, 177 unsolved
Search for dead transitions found 1 dead transitions in 34363ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in LTL mode, iteration 1 : 170/190 places, 183/214 transitions.
Applied a total of 0 rules in 6 ms. Remains 170 /170 variables (removed 0) and now considering 183/183 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34741 ms. Remains : 170/190 places, 183/214 transitions.
Stuttering acceptance computed with spot in 227 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NeoElection-COL-6-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 72 steps with 0 reset in 2 ms.
FORMULA NeoElection-COL-6-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NeoElection-COL-6-LTLCardinality-00 finished in 35025 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 36 out of 190 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 190/190 places, 214/214 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 190 transition count 208
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 184 transition count 208
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 32 place count 164 transition count 178
Iterating global reduction 0 with 20 rules applied. Total rules applied 52 place count 164 transition count 178
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 64 place count 158 transition count 172
Applied a total of 64 rules in 45 ms. Remains 158 /190 variables (removed 32) and now considering 172/214 (removed 42) transitions.
[2025-06-01 17:00:02] [INFO ] Flow matrix only has 147 transitions (discarded 25 similar events)
// Phase 1: matrix 147 rows 158 cols
[2025-06-01 17:00:02] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 17:00:02] [INFO ] Implicit Places using invariants in 138 ms returned []
[2025-06-01 17:00:02] [INFO ] Flow matrix only has 147 transitions (discarded 25 similar events)
[2025-06-01 17:00:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 17:00:03] [INFO ] State equation strengthened by 105 read => feed constraints.
[2025-06-01 17:00:03] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 336 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 17:00:03] [INFO ] Redundant transitions in 9 ms returned []
Running 166 sub problems to find dead transitions.
[2025-06-01 17:00:03] [INFO ] Flow matrix only has 147 transitions (discarded 25 similar events)
[2025-06-01 17:00:03] [INFO ] Invariant cache hit.
[2025-06-01 17:00:03] [INFO ] State equation strengthened by 105 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 6/158 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 166 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:04] [INFO ] Deduced a trap composed of 2 places in 48 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 166 unsolved
Problem TDEAD134 is UNSAT
At refinement iteration 5 (OVERLAPS) 147/305 variables, 158/170 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 105/275 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/275 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 8 (OVERLAPS) 0/305 variables, 0/275 constraints. Problems are: Problem set: 1 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 275 constraints, problems are : Problem set: 1 solved, 165 unsolved in 5565 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 158/158 constraints, ReadFeed: 105/105 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 165 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 3 (OVERLAPS) 6/158 variables, 6/12 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 147/305 variables, 158/170 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 105/275 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 165/440 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/305 variables, 0/440 constraints. Problems are: Problem set: 1 solved, 165 unsolved
At refinement iteration 9 (OVERLAPS) 0/305 variables, 0/440 constraints. Problems are: Problem set: 1 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Int declared 305/305 variables, and 440 constraints, problems are : Problem set: 1 solved, 165 unsolved in 7936 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 158/158 constraints, ReadFeed: 105/105 constraints, PredecessorRefiner: 165/166 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13514ms problems are : Problem set: 1 solved, 165 unsolved
Search for dead transitions found 1 dead transitions in 13515ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 158/190 places, 171/214 transitions.
Applied a total of 0 rules in 12 ms. Remains 158 /158 variables (removed 0) and now considering 171/171 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 17:00:16] [INFO ] Redundant transitions in 5 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 13939 ms. Remains : 158/190 places, 171/214 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : NeoElection-COL-6-LTLCardinality-07
Product exploration explored 100000 steps with 613 reset in 453 ms.
Product exploration explored 100000 steps with 613 reset in 357 ms.
Computed a total of 158 stabilizing places and 171 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 158 transition count 171
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (X p0), (F (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NeoElection-COL-6-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NeoElection-COL-6-LTLCardinality-07 finished in 14869 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 12 out of 190 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 190/190 places, 214/214 transitions.
Reduce places removed 6 places and 6 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 164 transition count 178
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 164 transition count 178
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 88 place count 140 transition count 154
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 94 place count 134 transition count 148
Applied a total of 94 rules in 23 ms. Remains 134 /190 variables (removed 56) and now considering 148/214 (removed 66) transitions.
[2025-06-01 17:00:17] [INFO ] Flow matrix only has 123 transitions (discarded 25 similar events)
// Phase 1: matrix 123 rows 134 cols
[2025-06-01 17:00:17] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 17:00:17] [INFO ] Implicit Places using invariants in 243 ms returned []
[2025-06-01 17:00:17] [INFO ] Flow matrix only has 123 transitions (discarded 25 similar events)
[2025-06-01 17:00:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 17:00:18] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-01 17:00:18] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 17:00:18] [INFO ] Redundant transitions in 4 ms returned []
Running 142 sub problems to find dead transitions.
[2025-06-01 17:00:18] [INFO ] Flow matrix only has 123 transitions (discarded 25 similar events)
[2025-06-01 17:00:18] [INFO ] Invariant cache hit.
[2025-06-01 17:00:18] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 142 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 142 unsolved
At refinement iteration 2 (OVERLAPS) 6/134 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 142 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 142 unsolved
Problem TDEAD15 is UNSAT
At refinement iteration 4 (OVERLAPS) 123/257 variables, 134/145 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 5/150 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 0/150 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 7 (OVERLAPS) 0/257 variables, 0/150 constraints. Problems are: Problem set: 1 solved, 141 unsolved
No progress, stopping.
After SMT solving in domain Real declared 257/257 variables, and 150 constraints, problems are : Problem set: 1 solved, 141 unsolved in 4423 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 134/134 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 142/142 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 141 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 2 (OVERLAPS) 6/134 variables, 6/11 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 4 (OVERLAPS) 123/257 variables, 134/145 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 5/150 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 141/291 constraints. Problems are: Problem set: 1 solved, 141 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:24] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:24] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:24] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:24] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:24] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:25] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:25] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 7/298 constraints. Problems are: Problem set: 1 solved, 141 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 17:00:25] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 1/299 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 0/299 constraints. Problems are: Problem set: 1 solved, 141 unsolved
At refinement iteration 10 (OVERLAPS) 0/257 variables, 0/299 constraints. Problems are: Problem set: 1 solved, 141 unsolved
No progress, stopping.
After SMT solving in domain Int declared 257/257 variables, and 299 constraints, problems are : Problem set: 1 solved, 141 unsolved in 8752 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 134/134 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 141/142 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13220ms problems are : Problem set: 1 solved, 141 unsolved
Search for dead transitions found 1 dead transitions in 13221ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 134/190 places, 147/214 transitions.
Applied a total of 0 rules in 10 ms. Remains 134 /134 variables (removed 0) and now considering 147/147 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 17:00:31] [INFO ] Redundant transitions in 3 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 13645 ms. Remains : 134/190 places, 147/214 transitions.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NeoElection-COL-6-LTLCardinality-11
Product exploration explored 100000 steps with 9652 reset in 288 ms.
Product exploration explored 100000 steps with 9663 reset in 273 ms.
Computed a total of 134 stabilizing places and 147 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 134 transition count 147
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (X (NOT p0)), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NeoElection-COL-6-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NeoElection-COL-6-LTLCardinality-11 finished in 14349 ms.
All properties solved by simple procedures.
Total runtime 66627 ms.

BK_STOP 1748797232408

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="NeoElection-COL-6"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is NeoElection-COL-6, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876811900075"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NeoElection-COL-6.tgz
mv NeoElection-COL-6 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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