Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r146-tall-177961074400843.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is HouseConstruction-PT-00020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074400843
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 8.0K Mar 7 16:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 7 16:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 7 16:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 7 16:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 10:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 15 10:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 16:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K Mar 7 16:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 7 16:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 7 16:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 13K Mar 3 18:30 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 HouseConstruction-PT-00020-LTLCardinality-00
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-01
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-02
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-03
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-04
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-05
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-06
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-07
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-08
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-09
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-10
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-11
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-12
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-13
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-14
FORMULA_NAME HouseConstruction-PT-00020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779767156754

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HouseConstruction-PT-00020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-26 03:45:57] [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]
[2026-05-26 03:45:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 03:45:57] [INFO ] Load time of PNML (sax parser for PT used): 34 ms
[2026-05-26 03:45:57] [INFO ] Transformed 26 places.
[2026-05-26 03:45:57] [INFO ] Transformed 18 transitions.
[2026-05-26 03:45:58] [INFO ] Parsed PT model containing 26 places and 18 transitions and 51 arcs in 114 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA HouseConstruction-PT-00020-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-00020-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-00020-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Applied a total of 0 rules in 7 ms. Remains 26 /26 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13830835919236693489.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1325322716189124531.kers'
[2026-05-26 03:45:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13830835919236693489.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1325322716189124531.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:45:58] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1325322716189124531.kers
Total runtime 1 ms.
[2026-05-26 03:45:58] [INFO ] Implicit Places using invariants in 149 ms returned []
[2026-05-26 03:45:58] [INFO ] Invariant cache hit.
[2026-05-26 03:45:58] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-26 03:45:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/44 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/44 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 34 constraints, problems are : Problem set: 0 solved, 17 unsolved in 376 ms.
Refiners :[Generalized P Invariants (flows): 8/8 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/44 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/44 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 51 constraints, problems are : Problem set: 0 solved, 17 unsolved in 320 ms.
Refiners :[Generalized P Invariants (flows): 8/8 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 717ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 728ms
Finished structural reductions in LTL mode , in 1 iterations and 1005 ms. Remains : 26/26 places, 18/18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-26 03:45:59] [INFO ] Invariant cache hit.
[2026-05-26 03:45:59] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 03:45:59] [INFO ] Invariant cache hit.
[2026-05-26 03:45:59] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 48 ms. Remains : 26/26 places, 18/18 transitions.
Support contains 25 out of 26 places after structural reductions.
[2026-05-26 03:45:59] [INFO ] Flatten gal took : 14 ms
[2026-05-26 03:45:59] [INFO ] Flatten gal took : 3 ms
[2026-05-26 03:45:59] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 40004 steps (104 resets) in 192 ms. (207 steps per ms) remains 3/35 properties
BEST_FIRST walk for 40002 steps (28 resets) in 275 ms. (144 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (12 resets) in 115 ms. (344 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (28 resets) in 139 ms. (285 steps per ms) remains 3/3 properties
[2026-05-26 03:45:59] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp17 is UNSAT
After SMT solving in domain Real declared 21/44 variables, and 6 constraints, problems are : Problem set: 3 solved, 0 unsolved in 71 ms.
Refiners :[Generalized P Invariants (flows): 6/8 constraints, State Equation: 0/26 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA HouseConstruction-PT-00020-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA HouseConstruction-PT-00020-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA HouseConstruction-PT-00020-LTLCardinality-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 10 simplifications.
Computed a total of 26 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 26 transition count 18
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_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((X(p0)||G(p1))) U (F(p2) U G(!p1)))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 5 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15703798519195045398.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-750361795163825733.kers'
[2026-05-26 03:46:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15703798519195045398.kers, --Pflows, --basisKERS=/tmp/petrispot-output-750361795163825733.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:00] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-750361795163825733.kers
Total runtime 0 ms.
[2026-05-26 03:46:00] [INFO ] Implicit Places using invariants in 32 ms returned [3, 9, 13, 19]
[2026-05-26 03:46:00] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 37 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10929079139104211409.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2318661316130357717.kers'
[2026-05-26 03:46:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10929079139104211409.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2318661316130357717.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 41 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:00] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2318661316130357717.kers
Total runtime 0 ms.
[2026-05-26 03:46:00] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 03:46:00] [INFO ] Invariant cache hit.
[2026-05-26 03:46:00] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 101 ms. Remains : 21/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((X(p0)||G(p1))) U (F(p2) U G(!p1)))))'
Stuttering acceptance computed with spot in 248 ms :[p1, p1, (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-00
Product exploration explored 100000 steps with 873 reset in 371 ms.
Product exploration explored 100000 steps with 866 reset in 191 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
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)...)
Knowledge based reduction with 13 factoid took 90 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
RANDOM walk for 40004 steps (104 resets) in 47 ms. (833 steps per ms) remains 1/6 properties
BEST_FIRST walk for 1448 steps (0 resets) in 9 ms. (144 steps per ms) remains 0/1 properties
Knowledge based reduction with 13 factoid took 298 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[p1, (AND (NOT p1) (NOT p2) (NOT p0))]
Knowledge-based reduction took 551 ms.
Stuttering acceptance computed with spot in 88 ms :[p1, (AND (NOT p1) (NOT p2) (NOT p0))]
Support contains 4 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 14
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 17 transition count 12
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 10 place count 15 transition count 12
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 10 place count 15 transition count 8
Deduced a syphon composed of 4 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 9 rules applied. Total rules applied 19 place count 10 transition count 8
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 20 place count 9 transition count 8
Applied a total of 20 rules in 20 ms. Remains 9 /21 variables (removed 12) and now considering 8/18 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9184828817008456050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12577126365115881800.kers'
[2026-05-26 03:46:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9184828817008456050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12577126365115881800.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 9 cols 17 entries
Finished phase 1 with 7 SingleSign rule and 1 generalized
[2026-05-26 03:46:01] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12577126365115881800.kers
Total runtime 0 ms.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-26 03:46:02] [INFO ] Invariant cache hit.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2026-05-26 03:46:02] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-26 03:46:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/16 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 1/17 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 10 constraints, problems are : Problem set: 0 solved, 7 unsolved in 89 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/16 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1/17 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 17 constraints, problems are : Problem set: 0 solved, 7 unsolved in 67 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 160ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/21 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 268 ms. Remains : 9/21 places, 8/18 transitions.
Computed a total of 9 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 9 transition count 8
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)...)
Knowledge based reduction with 16 factoid took 67 ms. Proved property starting from automaton with 2 states, 5 edges and 3 AP (stutter insensitive
Knowledge-based reduction took 96 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-00 finished in 2032 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X((G(!p1)||X(F(p2))))&&F(p1))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11724121378303461207.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5263945406956307615.kers'
[2026-05-26 03:46:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11724121378303461207.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5263945406956307615.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:02] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5263945406956307615.kers
Total runtime 0 ms.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants in 29 ms returned [3, 9, 13, 19]
[2026-05-26 03:46:02] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 41 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17700767701528814829.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16992304819771415648.kers'
[2026-05-26 03:46:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17700767701528814829.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16992304819771415648.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 41 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:02] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16992304819771415648.kers
Total runtime 1 ms.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-26 03:46:02] [INFO ] Invariant cache hit.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 119 ms. Remains : 21/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X((G(p1)||X(F(p2))))&&F(!p1))))'
Stuttering acceptance computed with spot in 296 ms :[(OR (NOT p0) (NOT p2) p1), (OR (NOT p0) (NOT p2) p1), true, p1, (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-02
Product exploration explored 100000 steps with 25000 reset in 72 ms.
Product exploration explored 100000 steps with 25000 reset in 82 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 8 factoid took 13 ms. Proved property starting from automaton with 7 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 36 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-02 finished in 639 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(!((p0 U p1) U G(((p2 U !p0)&&p3)))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18336084345612469810.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3077424937395906252.kers'
[2026-05-26 03:46:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18336084345612469810.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3077424937395906252.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:02] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3077424937395906252.kers
Total runtime 0 ms.
[2026-05-26 03:46:02] [INFO ] Implicit Places using invariants in 32 ms returned [3, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 23/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(!((p0 U p1) U G(((p2 U !p0)&&p3)))))'
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p0) p3), (AND (NOT p0) p3), (AND (NOT p0) p3), (AND (NOT p0) p1 p3)]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-03
Product exploration explored 100000 steps with 908 reset in 133 ms.
Product exploration explored 100000 steps with 909 reset in 151 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
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)...)
Knowledge based reduction with 20 factoid took 113 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
RANDOM walk for 1408 steps (1 resets) in 5 ms. (234 steps per ms) remains 0/9 properties
Knowledge based reduction with 20 factoid took 559 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p0) p3), (AND (NOT p0) p3), (AND (NOT p0) p3), (AND (NOT p0) p1 p3)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17913994006905740754.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16005570198310288226.kers'
[2026-05-26 03:46:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17913994006905740754.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16005570198310288226.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 45 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:04] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16005570198310288226.kers
Total runtime 0 ms.
[2026-05-26 03:46:04] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 2 ms returned unsat
Proved EG (AND (NOT p0) p3) asserting that LTL formula F !(AND (NOT p0) p3) is false.
Negative knowledge disproves property using: (F (NOT (AND (NOT p0) p3)))
Knowledge-based reduction took 909 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-03 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-03 finished in 1473 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(G((p1&&(p0 U G(p2)))))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9047802283684618116.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17354640802528714026.kers'
[2026-05-26 03:46:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9047802283684618116.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17354640802528714026.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:04] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17354640802528714026.kers
Total runtime 0 ms.
[2026-05-26 03:46:04] [INFO ] Implicit Places using invariants in 34 ms returned [3, 9, 13, 19]
[2026-05-26 03:46:04] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 39 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 0 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6153603422037194124.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14595950331632390150.kers'
[2026-05-26 03:46:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6153603422037194124.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14595950331632390150.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 41 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:04] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14595950331632390150.kers
Total runtime 0 ms.
[2026-05-26 03:46:04] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 03:46:04] [INFO ] Invariant cache hit.
[2026-05-26 03:46:04] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 88 ms. Remains : 21/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(G((p1&&(p0 U G(p2)))))))'
Stuttering acceptance computed with spot in 111 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-04
Product exploration explored 100000 steps with 1692 reset in 98 ms.
Product exploration explored 100000 steps with 1657 reset in 113 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
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)...)
Knowledge based reduction with 14 factoid took 48 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
RANDOM walk for 970 steps (0 resets) in 7 ms. (121 steps per ms) remains 0/5 properties
Knowledge based reduction with 14 factoid took 154 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0)]
[2026-05-26 03:46:05] [INFO ] Invariant cache hit.
Proved EG (NOT p0) asserting that LTL formula F !(NOT p0) is false.
Negative knowledge disproves property using: (F p0)
Knowledge-based reduction took 403 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-04 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-04 finished in 844 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(p0))))'
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14577424223609358625.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11652193862727249616.kers'
[2026-05-26 03:46:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14577424223609358625.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11652193862727249616.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:05] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11652193862727249616.kers
Total runtime 0 ms.
[2026-05-26 03:46:05] [INFO ] Implicit Places using invariants in 35 ms returned [3, 9, 13, 19]
[2026-05-26 03:46:05] [INFO ] Actually due to overlaps returned [3, 9, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 37 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 0 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1136637152057493450.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2407085179276327729.kers'
[2026-05-26 03:46:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1136637152057493450.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2407085179276327729.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 41 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:05] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2407085179276327729.kers
Total runtime 0 ms.
[2026-05-26 03:46:05] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-26 03:46:05] [INFO ] Invariant cache hit.
[2026-05-26 03:46:05] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 94 ms. Remains : 21/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(p0))))'
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00020-LTLCardinality-06 finished in 287 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0))&&((p1||F(!p2)) U (G((p1||F(!p2)))||(p3&&(p1||F(!p2))))))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6729470530728600577.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1786863924726543799.kers'
[2026-05-26 03:46:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6729470530728600577.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1786863924726543799.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:05] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1786863924726543799.kers
Total runtime 0 ms.
[2026-05-26 03:46:05] [INFO ] Implicit Places using invariants in 30 ms returned [3, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 23/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0))&&((p1||F(!p2)) U (G((p1||F(!p2)))||(p3&&(p1||F(!p2))))))))'
Stuttering acceptance computed with spot in 284 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), p2, (AND (NOT p1) p2), (NOT p0), true]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-09
Product exploration explored 100000 steps with 25000 reset in 43 ms.
Product exploration explored 100000 steps with 25000 reset in 54 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
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)...)
Knowledge based reduction with 13 factoid took 95 ms. Reduced automaton from 7 states, 10 edges and 4 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 380 steps (0 resets) in 4 ms. (76 steps per ms) remains 0/1 properties
Knowledge based reduction with 13 factoid took 80 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 381 ms.
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Support contains 1 out of 23 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15380977116986040081.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7929890668092920574.kers'
[2026-05-26 03:46:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15380977116986040081.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7929890668092920574.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 45 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:06] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7929890668092920574.kers
Total runtime 0 ms.
[2026-05-26 03:46:06] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-26 03:46:06] [INFO ] Invariant cache hit.
[2026-05-26 03:46:06] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-26 03:46:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/41 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/41 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 234 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/41 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 218 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 455ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 455ms
Finished structural reductions in LTL mode , in 1 iterations and 518 ms. Remains : 23/23 places, 18/18 transitions.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
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)...)
Knowledge based reduction with 2 factoid took 51 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 399 steps (0 resets) in 4 ms. (79 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 62 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Knowledge-based reduction took 330 ms.
Stuttering acceptance computed with spot in 184 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Product exploration explored 100000 steps with 25000 reset in 41 ms.
Product exploration explored 100000 steps with 25000 reset in 41 ms.
Spot run failed in 72 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin3124311860634597096
[2026-05-26 03:46:08] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3124311860634597096
Running compilation step : cd /tmp/ltsmin3124311860634597096;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 183 ms.
Running link step : cd /tmp/ltsmin3124311860634597096;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin3124311860634597096;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased3011882583846282602.hoa' '--buchi-type=spotba'
LTSmin run took 42 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property HouseConstruction-PT-00020-LTLCardinality-09 finished in 2758 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((((X(p0) U p1) U X(X(p2))) U X(X(p3)))||p3)))'
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4784373983539519557.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6680891488332336493.kers'
[2026-05-26 03:46:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4784373983539519557.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6680891488332336493.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:08] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6680891488332336493.kers
Total runtime 0 ms.
[2026-05-26 03:46:08] [INFO ] Implicit Places using invariants in 32 ms returned [3, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 23/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((((X(p0) U p1) U X(X(p2))) U X(X(p3)))||p3)))'
Stuttering acceptance computed with spot in 657 ms :[(NOT p3), (NOT p3), (NOT p3), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), (NOT p3), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), (AND (NOT p3) (NOT p2)), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), true, (OR (NOT p0) (NOT p1)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 37 ms.
Product exploration explored 100000 steps with 50000 reset in 38 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 16 ms. Proved property starting from automaton with 14 states, 28 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 57 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-10 finished in 887 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X((p1 U p2))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 3 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
[2026-05-26 03:46:09] [INFO ] Invariant cache hit.
[2026-05-26 03:46:09] [INFO ] Implicit Places using invariants in 24 ms returned [3, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/26 places, 18/18 transitions.
Applied a total of 0 rules in 6 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 23/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X((p1 U p2))))'
Stuttering acceptance computed with spot in 169 ms :[(NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 32 ms.
Product exploration explored 100000 steps with 50000 reset in 62 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
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)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 14 factoid took 9 ms. Proved property starting from automaton with 4 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 40 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-11 finished in 370 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U p1)))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 25 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 21 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 20 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 10 place count 20 transition count 11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 14 place count 18 transition count 11
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 16 place count 17 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 17 place count 16 transition count 10
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 3 rules applied. Total rules applied 20 place count 14 transition count 9
Applied a total of 20 rules in 6 ms. Remains 14 /26 variables (removed 12) and now considering 9/18 (removed 9) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14960073793942523305.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3935014271491894471.kers'
[2026-05-26 03:46:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14960073793942523305.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3935014271491894471.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 14 cols 27 entries
Finished phase 1 with 7 SingleSign rule and 2 generalized
[2026-05-26 03:46:09] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3935014271491894471.kers
Total runtime 0 ms.
[2026-05-26 03:46:09] [INFO ] Implicit Places using invariants in 30 ms returned [4, 5, 8, 9]
[2026-05-26 03:46:09] [INFO ] Actually due to overlaps returned [4, 5, 9]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/26 places, 9/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 9 transition count 8
Applied a total of 3 rules in 1 ms. Remains 9 /11 variables (removed 2) and now considering 8/9 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1248799001808145949.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4529815257389092991.kers'
[2026-05-26 03:46:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1248799001808145949.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4529815257389092991.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 9 cols 17 entries
Finished phase 1 with 7 SingleSign rule and 1 generalized
[2026-05-26 03:46:09] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4529815257389092991.kers
Total runtime 0 ms.
[2026-05-26 03:46:09] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-26 03:46:09] [INFO ] Invariant cache hit.
[2026-05-26 03:46:09] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/26 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 85 ms. Remains : 9/26 places, 8/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U p1)))'
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-13
Product exploration explored 100000 steps with 4563 reset in 186 ms.
Product exploration explored 100000 steps with 4618 reset in 201 ms.
Computed a total of 9 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 9 transition count 8
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)...)
Knowledge based reduction with 13 factoid took 62 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40052 steps (236 resets) in 13 ms. (2860 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (49 resets) in 247 ms. (161 steps per ms) remains 1/1 properties
[2026-05-26 03:46:10] [INFO ] Invariant cache hit.
Problem apf0 is UNSAT
After SMT solving in domain Real declared 5/17 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 15 factoid took 10 ms. Proved property starting from automaton with 3 states, 6 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 203 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00020-LTLCardinality-13 finished in 814 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (p1||G(p2)))&&X(X((X(p3) U ((!p1&&X(p3))||X(G(p3))))))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 1 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12451626626725476997.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15818759419979914025.kers'
[2026-05-26 03:46:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12451626626725476997.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15818759419979914025.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 49 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 03:46:10] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15818759419979914025.kers
Total runtime 0 ms.
[2026-05-26 03:46:10] [INFO ] Implicit Places using invariants in 31 ms returned [3, 13, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 32 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 22/26 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (p1||G(p2)))&&X(X((X(p3) U ((!p1&&X(p3))||X(G(p3))))))))'
Stuttering acceptance computed with spot in 268 ms :[(OR (NOT p3) (AND (NOT p1) (NOT p2))), true, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p3), (NOT p3), (NOT p3)]
Running random walk in product with property : HouseConstruction-PT-00020-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-00020-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00020-LTLCardinality-15 finished in 345 ms.
All properties solved by simple procedures.
Total runtime 12855 ms.

BK_STOP 1779767171107

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="HouseConstruction-PT-00020"
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 2-5973"
echo " Executing tool itstools"
echo " Input is HouseConstruction-PT-00020, 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 r146-tall-177961074400843"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HouseConstruction-PT-00020.tgz
mv HouseConstruction-PT-00020 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 ;