Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876811800043.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-2, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876811800043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 8.7K 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 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 4.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K 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 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K 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 70K 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-2-LTLCardinality-00
FORMULA_NAME NeoElection-COL-2-LTLCardinality-01
FORMULA_NAME NeoElection-COL-2-LTLCardinality-02
FORMULA_NAME NeoElection-COL-2-LTLCardinality-03
FORMULA_NAME NeoElection-COL-2-LTLCardinality-04
FORMULA_NAME NeoElection-COL-2-LTLCardinality-05
FORMULA_NAME NeoElection-COL-2-LTLCardinality-06
FORMULA_NAME NeoElection-COL-2-LTLCardinality-07
FORMULA_NAME NeoElection-COL-2-LTLCardinality-08
FORMULA_NAME NeoElection-COL-2-LTLCardinality-09
FORMULA_NAME NeoElection-COL-2-LTLCardinality-10
FORMULA_NAME NeoElection-COL-2-LTLCardinality-11
FORMULA_NAME NeoElection-COL-2-LTLCardinality-12
FORMULA_NAME NeoElection-COL-2-LTLCardinality-13
FORMULA_NAME NeoElection-COL-2-LTLCardinality-14
FORMULA_NAME NeoElection-COL-2-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748795853020

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-2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-06-01 16:37:34] [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 16:37:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 16:37:34] [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 16:37:34] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 16:37:34] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 584 ms
[2025-06-01 16:37:34] [INFO ] Detected 6 constant HL places corresponding to 192 PT places.
[2025-06-01 16:37:34] [INFO ] Imported 18 HL places and 22 HL transitions for a total of 438 PT places and 672.0 transition bindings in 27 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2025-06-01 16:37:35] [INFO ] Built PT skeleton of HLPN with 18 places and 22 transitions 98 arcs in 6 ms.
[2025-06-01 16:37:35] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA NeoElection-COL-2-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-12 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 12 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-2-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2 stabilizing places and 2 stable transitions
RANDOM walk for 40000 steps (1879 resets) in 587 ms. (68 steps per ms) remains 3/10 properties
BEST_FIRST walk for 40003 steps (710 resets) in 266 ms. (149 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (648 resets) in 144 ms. (275 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 3/3 properties
// Phase 1: matrix 7 rows 6 cols
[2025-06-01 16:37:35] [INFO ] Computed 1 invariants in 2 ms
[2025-06-01 16:37:35] [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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp9 is UNSAT
After SMT solving in domain Real declared 5/13 variables, and 1 constraints, problems are : Problem set: 3 solved, 0 unsolved in 114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 0/6 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 135ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 3 atomic propositions for a total of 9 simplifications.
FORMULA NeoElection-COL-2-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 16:37:35] [INFO ] Initial state reduction rules for LTL removed 5 formulas.
[2025-06-01 16:37:35] [INFO ] Flatten gal took : 13 ms
FORMULA NeoElection-COL-2-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NeoElection-COL-2-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 16:37:35] [INFO ] Flatten gal took : 1 ms
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*[$m, 1]]] introduces in STAGE(3) partition with 1 elements that refines current partition to 3 subsets.
Domain [M(3), POS(2), M(3)] of place P_masterList breaks symmetries in sort M
Symmetric sort wr.t. initial and guards and successors and join/free detected :NEGSTEP
Arc [8:1*[$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, $pm]]] introduces in BOOL(2) partition with 1 elements that refines current partition to 2 subsets.
Arc [15:1*[$m, (MOD (ADD $i 1) 2)]] contains successor/predecessor on variables of sort POS
[2025-06-01 16:37:35] [INFO ] Unfolded HLPN to a Petri net with 438 places and 295 transitions 1570 arcs in 34 ms.
[2025-06-01 16:37:35] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Deduced a syphon composed of 403 places in 9 ms
Reduce places removed 407 places and 275 transitions.
Reduce places removed 3 places and 0 transitions.
Support contains 8 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 26 transition count 20
Applied a total of 2 rules in 7 ms. Remains 26 /28 variables (removed 2) and now considering 20/20 (removed 0) transitions.
[2025-06-01 16:37:35] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
// Phase 1: matrix 19 rows 26 cols
[2025-06-01 16:37:35] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:35] [INFO ] Implicit Places using invariants in 73 ms returned [4, 5, 6, 7]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 81 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/28 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 96 ms. Remains : 22/28 places, 20/20 transitions.
Support contains 8 out of 22 places after structural reductions.
[2025-06-01 16:37:35] [INFO ] Flatten gal took : 3 ms
[2025-06-01 16:37:35] [INFO ] Flatten gal took : 3 ms
[2025-06-01 16:37:35] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40000 steps (1212 resets) in 594 ms. (67 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (480 resets) in 171 ms. (232 steps per ms) remains 1/1 properties
[2025-06-01 16:37:36] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
// Phase 1: matrix 19 rows 22 cols
[2025-06-01 16:37:36] [INFO ] Computed 3 invariants in 1 ms
[2025-06-01 16:37:36] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp0 is UNSAT
After SMT solving in domain Real declared 2/41 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 0/22 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 3 simplifications.
Computed a total of 22 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 20
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' '!(F(p0))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Reduce places removed 2 places and 2 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 18 transition count 16
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 18 transition count 16
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 16 transition count 14
Applied a total of 6 rules in 7 ms. Remains 16 /22 variables (removed 6) and now considering 14/20 (removed 6) transitions.
[2025-06-01 16:37:36] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
// Phase 1: matrix 13 rows 16 cols
[2025-06-01 16:37:36] [INFO ] Computed 3 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:36] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-01 16:37:36] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
[2025-06-01 16:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 16:37:36] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:37:36] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2025-06-01 16:37:36] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
[2025-06-01 16:37:36] [INFO ] Invariant cache hit.
[2025-06-01 16:37:36] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2/16 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem TDEAD3 is UNSAT
At refinement iteration 4 (OVERLAPS) 13/29 variables, 16/19 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 1/20 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 20 constraints, problems are : Problem set: 1 solved, 11 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 16/16 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 11 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2/16 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 13/29 variables, 16/19 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 1/20 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 11/31 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/31 constraints. Problems are: Problem set: 1 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 31 constraints, problems are : Problem set: 1 solved, 11 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 16/16 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 434ms problems are : Problem set: 1 solved, 11 unsolved
Search for dead transitions found 1 dead transitions in 435ms
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 : 16/22 places, 13/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 13/13 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:37:36] [INFO ] Redundant transitions in 0 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 542 ms. Remains : 16/22 places, 13/20 transitions.
Stuttering acceptance computed with spot in 146 ms :[(NOT p0)]
Running random walk in product with property : NeoElection-COL-2-LTLCardinality-00
Product exploration explored 100000 steps with 50000 reset in 206 ms.
Product exploration explored 100000 steps with 50000 reset in 118 ms.
Computed a total of 16 stabilizing places and 13 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 16 transition count 13
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 : [(NOT p0), (X p0), (F (G (NOT 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 17 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NeoElection-COL-2-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NeoElection-COL-2-LTLCardinality-00 finished in 1117 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 6 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 20 transition count 18
Applied a total of 4 rules in 5 ms. Remains 20 /22 variables (removed 2) and now considering 18/20 (removed 2) transitions.
[2025-06-01 16:37:37] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
// Phase 1: matrix 17 rows 20 cols
[2025-06-01 16:37:37] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:37] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-01 16:37:37] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2025-06-01 16:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 16:37:37] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:37:37] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-01 16:37:37] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2025-06-01 16:37:37] [INFO ] Invariant cache hit.
[2025-06-01 16:37:37] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem TDEAD8 is UNSAT
At refinement iteration 4 (OVERLAPS) 17/37 variables, 20/23 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 1/24 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:37:37] [INFO ] Deduced a trap composed of 5 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:37:37] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:37:37] [INFO ] Deduced a trap composed of 5 places in 22 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 3/27 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 27 constraints, problems are : Problem set: 1 solved, 15 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 3/6 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 17/37 variables, 20/26 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 1/27 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 15/42 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/37 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 42 constraints, problems are : Problem set: 1 solved, 15 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/16 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 543ms problems are : Problem set: 1 solved, 15 unsolved
Search for dead transitions found 1 dead transitions in 544ms
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 : 20/22 places, 17/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 17/17 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:37:38] [INFO ] Redundant transitions in 0 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 663 ms. Remains : 20/22 places, 17/20 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p0)]
Running random walk in product with property : NeoElection-COL-2-LTLCardinality-02
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 1 ms.
FORMULA NeoElection-COL-2-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NeoElection-COL-2-LTLCardinality-02 finished in 800 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 20 transition count 18
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 20 transition count 18
Applied a total of 4 rules in 2 ms. Remains 20 /22 variables (removed 2) and now considering 18/20 (removed 2) transitions.
[2025-06-01 16:37:38] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
// Phase 1: matrix 17 rows 20 cols
[2025-06-01 16:37:38] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:38] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-01 16:37:38] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2025-06-01 16:37:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:37:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 16:37:38] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-06-01 16:37:38] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2025-06-01 16:37:38] [INFO ] Invariant cache hit.
[2025-06-01 16:37:38] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem TDEAD3 is UNSAT
At refinement iteration 4 (OVERLAPS) 17/37 variables, 20/23 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 1/24 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:37:38] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 16:37:38] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 2/26 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 26 constraints, problems are : Problem set: 1 solved, 15 unsolved in 282 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 2/20 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 2/5 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 17/37 variables, 20/25 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 1/26 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 15/41 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/37 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 41 constraints, problems are : Problem set: 1 solved, 15 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/16 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 480ms problems are : Problem set: 1 solved, 15 unsolved
Search for dead transitions found 1 dead transitions in 480ms
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 : 20/22 places, 17/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 17/17 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 555 ms. Remains : 20/22 places, 17/20 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NeoElection-COL-2-LTLCardinality-14
Stuttering criterion allowed to conclude after 763 steps with 59 reset in 4 ms.
FORMULA NeoElection-COL-2-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NeoElection-COL-2-LTLCardinality-14 finished in 709 ms.
All properties solved by simple procedures.
Total runtime 4588 ms.

BK_STOP 1748795859209

--------------------
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-2"
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-2, 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-174876811800043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NeoElection-COL-2.tgz
mv NeoElection-COL-2 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 ;