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-177961074500876.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)
.............................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is HouseConstruction-PT-00500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074500876
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.7K Mar 7 16:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 7 16:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 7 16:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 7 16:47 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 3.9K Mar 15 10:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Mar 7 16:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 7 16:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 16:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 122K Mar 7 16:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:54 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-00500-LTLFireability-00
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-01
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-02
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-03
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-04
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-05
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-06
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-07
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-08
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-09
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-10
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-11
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-12
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-13
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-14
FORMULA_NAME HouseConstruction-PT-00500-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779774561277

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HouseConstruction-PT-00500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 05:49:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 05:49:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 05:49:22] [INFO ] Load time of PNML (sax parser for PT used): 34 ms
[2026-05-26 05:49:22] [INFO ] Transformed 26 places.
[2026-05-26 05:49:22] [INFO ] Transformed 18 transitions.
[2026-05-26 05:49:22] [INFO ] Parsed PT model containing 26 places and 18 transitions and 51 arcs in 116 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA HouseConstruction-PT-00500-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-00500-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-00500-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 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-3624877898260090861.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15015636074723742058.kers'
[2026-05-26 05:49:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3624877898260090861.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15015636074723742058.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 05:49:22] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15015636074723742058.kers
Total runtime 1 ms.
[2026-05-26 05:49:22] [INFO ] Implicit Places using invariants in 161 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 201 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 223 ms. Remains : 25/26 places, 18/18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 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-12334765708806751722.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18260348100088090227.kers'
[2026-05-26 05:49:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12334765708806751722.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18260348100088090227.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:49:22] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18260348100088090227.kers
Total runtime 0 ms.
[2026-05-26 05:49:22] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-26 05:49:22] [INFO ] Invariant cache hit.
[2026-05-26 05:49:22] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-26 05:49:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/43 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/43 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 32 constraints, problems are : Problem set: 0 solved, 17 unsolved in 404 ms.
Refiners :[Generalized P Invariants (flows): 7/7 constraints, State Equation: 25/25 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) 0/24 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/43 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 49 constraints, problems are : Problem set: 0 solved, 17 unsolved in 315 ms.
Refiners :[Generalized P Invariants (flows): 7/7 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 735ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 745ms
Finished structural reductions in LTL mode , in 1 iterations and 848 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 22 out of 25 places after structural reductions.
[2026-05-26 05:49:23] [INFO ] Flatten gal took : 15 ms
[2026-05-26 05:49:23] [INFO ] Flatten gal took : 5 ms
[2026-05-26 05:49:23] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 40095 steps (8 resets) in 166 ms. (240 steps per ms) remains 2/16 properties
BEST_FIRST walk for 3142 steps (0 resets) in 17 ms. (174 steps per ms) remains 0/2 properties
FORMULA HouseConstruction-PT-00500-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 25 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 25 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((p0&&X((X(F(!p0))||G(p0))))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 5 ms. Remains 24 /25 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-13226371240418738558.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11561517783506424765.kers'
[2026-05-26 05:49:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13226371240418738558.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11561517783506424765.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:49:24] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11561517783506424765.kers
Total runtime 0 ms.
[2026-05-26 05:49:24] [INFO ] Implicit Places using invariants in 30 ms returned [8, 12, 18]
[2026-05-26 05:49:24] [INFO ] Actually due to overlaps returned [8, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 32 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 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-11579934921649567199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6926771189092845436.kers'
[2026-05-26 05:49:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11579934921649567199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6926771189092845436.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 05:49:24] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6926771189092845436.kers
Total runtime 0 ms.
[2026-05-26 05:49:24] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 05:49:24] [INFO ] Invariant cache hit.
[2026-05-26 05:49:24] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 88 ms. Remains : 21/25 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((X(F(!p0))||G(p0))))))'
Stuttering acceptance computed with spot in 287 ms :[p0, false, (NOT p0), (NOT p0), true]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 173 ms.
Product exploration explored 100000 steps with 33333 reset in 93 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 4 factoid took 12 ms. Proved property starting from automaton with 5 states, 6 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 43 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00500-LTLFireability-00 finished in 765 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)||((!p0 U (G(!p0)||(!p0&&(!p1 U (G(!p1)||(!p1&&G(p2)))))))&&F(p3))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 19 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 18 transition count 12
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 16 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 15 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 7 place count 15 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 14 transition count 10
Applied a total of 9 rules in 13 ms. Remains 14 /25 variables (removed 11) and now considering 10/18 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10072911184868232893.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15234852116262093871.kers'
[2026-05-26 05:49:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10072911184868232893.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15234852116262093871.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 10 rows 14 cols 27 entries
Finished phase 1 with 8 SingleSign rule and 2 generalized
[2026-05-26 05:49:25] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15234852116262093871.kers
Total runtime 0 ms.
[2026-05-26 05:49:25] [INFO ] Implicit Places using invariants in 22 ms returned [5, 9]
[2026-05-26 05:49:25] [INFO ] Actually due to overlaps returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/25 places, 10/18 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 12 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 11 transition count 9
Applied a total of 3 rules in 2 ms. Remains 11 /13 variables (removed 2) and now considering 9/10 (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-15538652031297180671.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17974285691584531345.kers'
[2026-05-26 05:49:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15538652031297180671.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17974285691584531345.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 11 cols 21 entries
Finished phase 1 with 7 SingleSign rule and 2 generalized
[2026-05-26 05:49:25] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17974285691584531345.kers
Total runtime 2 ms.
[2026-05-26 05:49:25] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-26 05:49:25] [INFO ] Invariant cache hit.
[2026-05-26 05:49:25] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/25 places, 9/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 94 ms. Remains : 11/25 places, 9/18 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)||((p0 U (G(p0)||(p0&&(!p1 U (G(!p1)||(!p1&&G(p2)))))))&&F(p3))))'
Stuttering acceptance computed with spot in 468 ms :[(NOT p0), true, (AND (NOT p3) (NOT p0)), (AND (NOT p0) p1), (NOT p0), (AND p1 (NOT p2) (NOT p0)), (NOT p3), p1, (AND p1 (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-01
Entered a terminal (fully accepting) state of product in 26 steps with 0 reset in 1 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-01 finished in 603 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(!p1) U ((!p1&&X(!p1))||X(G(!p1)))) U (G((X(!p1) U ((!p1&&X(!p1))||X(G(!p1)))))||(X(X(!p0))&&(X(!p1) U ((!p1&&X(!p1))||X(G(!p1)))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 1 ms. Remains 24 /25 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-16462795848127718800.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14348493413160252538.kers'
[2026-05-26 05:49:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16462795848127718800.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14348493413160252538.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:49:25] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14348493413160252538.kers
Total runtime 0 ms.
[2026-05-26 05:49:25] [INFO ] Implicit Places using invariants in 25 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/25 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 27 ms. Remains : 23/25 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(!p1) U ((!p1&&X(!p1))||X(G(!p1)))) U (G((X(!p1) U ((!p1&&X(!p1))||X(G(!p1)))))||(X(X(!p0))&&(X(!p1) U ((!p1&&X(!p1))||X(G(!p1)))))))))'
Stuttering acceptance computed with spot in 183 ms :[true, (OR (NOT p0) p1), (AND p1 p0), p1, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-02 finished in 250 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((X(X(X(p0)))&&(p1 U X(X(G((p2 U p0))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 14 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Reduce places removed 1 places and 1 transitions.
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 0 with 1 rules applied. Total rules applied 2 place count 13 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 12 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 12 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 11 transition count 8
Applied a total of 5 rules in 16 ms. Remains 11 /25 variables (removed 14) 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-15128141453205675017.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4945265696159225607.kers'
[2026-05-26 05:49:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15128141453205675017.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4945265696159225607.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 11 cols 21 entries
Finished phase 1 with 7 SingleSign rule and 1 generalized
[2026-05-26 05:49:26] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4945265696159225607.kers
Total runtime 0 ms.
[2026-05-26 05:49:26] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 05:49:26] [INFO ] Invariant cache hit.
[2026-05-26 05:49:26] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2026-05-26 05:49:26] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-26 05:49:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 1/19 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/19 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 14 constraints, problems are : Problem set: 0 solved, 7 unsolved in 75 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 11/11 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) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1/19 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/19 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 21 constraints, problems are : Problem set: 0 solved, 7 unsolved in 87 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 165ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 166ms
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 233 ms. Remains : 11/25 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' '!(F((X(X(X(p0)))&&(p1 U X(X(G((p2 U p0))))))))'
Stuttering acceptance computed with spot in 1267 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-03
Product exploration explored 100000 steps with 7366 reset in 177 ms.
Product exploration explored 100000 steps with 7392 reset in 310 ms.
Computed a total of 11 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 11 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)...)
Property proved to be false by K+ with min(phi)
Knowledge based reduction with 21 factoid took 32 ms. Proved property starting from automaton with 26 states, 150 edges and 3 AP (stutter insensitive
Knowledge-based reduction took 59 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-03 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00500-LTLFireability-03 finished in 2125 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((G(!p0)||X(p1))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 2 ms. Remains 24 /25 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-6495166393019155914.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12134579668342198728.kers'
[2026-05-26 05:49:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6495166393019155914.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12134579668342198728.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:49:28] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12134579668342198728.kers
Total runtime 0 ms.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants in 37 ms returned [8, 12, 18]
[2026-05-26 05:49:28] [INFO ] Actually due to overlaps returned [8, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 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-12638993069064353403.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-156979036371409638.kers'
[2026-05-26 05:49:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12638993069064353403.kers, --Pflows, --basisKERS=/tmp/petrispot-output-156979036371409638.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 05:49:28] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-156979036371409638.kers
Total runtime 0 ms.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-26 05:49:28] [INFO ] Invariant cache hit.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 108 ms. Remains : 21/25 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' '!(G((G(p0)||X(p1))))'
Stuttering acceptance computed with spot in 176 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-05
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-05 finished in 313 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(F((X(X(X(!p0)))&&F(p1))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 2 ms. Remains 24 /25 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-5590062378200178948.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6201649455213051304.kers'
[2026-05-26 05:49:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5590062378200178948.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6201649455213051304.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:49:28] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6201649455213051304.kers
Total runtime 1 ms.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants in 35 ms returned [8, 12, 18]
[2026-05-26 05:49:28] [INFO ] Actually due to overlaps returned [8, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 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-13983170248993371644.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1276089679725242304.kers'
[2026-05-26 05:49:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13983170248993371644.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1276089679725242304.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 05:49:28] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1276089679725242304.kers
Total runtime 0 ms.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-26 05:49:28] [INFO ] Invariant cache hit.
[2026-05-26 05:49:28] [INFO ] Implicit Places using invariants and state equation in 29 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 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 21/25 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(F((X(X(X(p0)))&&F(p1))))))'
Stuttering acceptance computed with spot in 422 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-07
Product exploration explored 100000 steps with 16415 reset in 62 ms.
Product exploration explored 100000 steps with 16384 reset in 68 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 3 factoid took 106 ms. Reduced automaton from 10 states, 14 edges and 2 AP (stutter sensitive) to 10 states, 14 edges and 2 AP (stutter sensitive).
RANDOM walk for 8521 steps (0 resets) in 8 ms. (946 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 10 states, 14 edges and 2 AP (stutter sensitive) to 10 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 409 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2026-05-26 05:49:29] [INFO ] Invariant cache hit.
[2026-05-26 05:49:29] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 0 ms returned sat
[2026-05-26 05:49:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-26 05:49:29] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-26 05:49:29] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 749 ms.
Stuttering acceptance computed with spot in 401 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-26 05:49:30] [INFO ] Invariant cache hit.
[2026-05-26 05:49:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 05:49:30] [INFO ] Invariant cache hit.
[2026-05-26 05:49:30] [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.
Running 17 sub problems to find dead transitions.
[2026-05-26 05:49:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/39 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 24 constraints, problems are : Problem set: 0 solved, 17 unsolved in 219 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 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) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 41 constraints, problems are : Problem set: 0 solved, 17 unsolved in 186 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 409ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 409ms
Finished structural reductions in LTL mode , in 1 iterations and 466 ms. Remains : 21/21 places, 18/18 transitions.
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 3 factoid took 86 ms. Reduced automaton from 10 states, 14 edges and 2 AP (stutter sensitive) to 10 states, 14 edges and 2 AP (stutter sensitive).
RANDOM walk for 12530 steps (1 resets) in 15 ms. (783 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 10 states, 14 edges and 2 AP (stutter sensitive) to 10 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 321 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2026-05-26 05:49:31] [INFO ] Invariant cache hit.
[2026-05-26 05:49:31] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2026-05-26 05:49:31] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-26 05:49:31] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-26 05:49:31] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 599 ms.
Stuttering acceptance computed with spot in 351 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 398 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 16406 reset in 55 ms.
Product exploration explored 100000 steps with 16419 reset in 48 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/ltsmin14212321214112229700
[2026-05-26 05:49:32] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14212321214112229700
Running compilation step : cd /tmp/ltsmin14212321214112229700;'/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 195 ms.
Running link step : cd /tmp/ltsmin14212321214112229700;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin14212321214112229700;'/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/stateBased18335181039211682754.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-26 05:49:47] [INFO ] Invariant cache hit.
[2026-05-26 05:49:47] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-26 05:49:47] [INFO ] Invariant cache hit.
[2026-05-26 05:49:47] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 21/21 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin15824956569840744800
[2026-05-26 05:49:47] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15824956569840744800
Running compilation step : cd /tmp/ltsmin15824956569840744800;'/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 89 ms.
Running link step : cd /tmp/ltsmin15824956569840744800;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin15824956569840744800;'/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/stateBased7098968696631829066.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 05:50:02] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:50:02] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:50:02] [INFO ] Time to serialize gal into /tmp/LTL1866751954256987869.gal : 1 ms
[2026-05-26 05:50:02] [INFO ] Time to serialize properties into /tmp/LTL5470761384741946259.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1866751954256987869.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8101472943660210064.hoa' '-atoms' '/tmp/LTL5470761384741946259.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL5470761384741946259.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8101472943660210064.hoa
Detected timeout of ITS tools.
[2026-05-26 05:50:17] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:50:17] [INFO ] Flatten gal took : 1 ms
[2026-05-26 05:50:17] [INFO ] Time to serialize gal into /tmp/LTL1924378610190113156.gal : 0 ms
[2026-05-26 05:50:17] [INFO ] Time to serialize properties into /tmp/LTL7351662604265486237.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1924378610190113156.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7351662604265486237.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X(F((X(X(X("((p8<1)||(p9<1))"))))&&(F("(p3>=1)")))))))
Formula 0 simplified : XXG(XXX!"((p8<1)||(p9<1))" | G!"(p3>=1)")
Detected timeout of ITS tools.
[2026-05-26 05:50:32] [INFO ] Flatten gal took : 4 ms
[2026-05-26 05:50:32] [INFO ] Applying decomposition
[2026-05-26 05:50:32] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11856483979498593439.txt' '-o' '/tmp/graph11856483979498593439.bin' '-w' '/tmp/graph11856483979498593439.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11856483979498593439.bin' '-l' '-1' '-v' '-w' '/tmp/graph11856483979498593439.weights' '-q' '0' '-e' '0.001'
[2026-05-26 05:50:32] [INFO ] Decomposing Gal with order
[2026-05-26 05:50:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 05:50:32] [INFO ] Flatten gal took : 42 ms
[2026-05-26 05:50:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-26 05:50:32] [INFO ] Time to serialize gal into /tmp/LTL13573215486597524246.gal : 1 ms
[2026-05-26 05:50:32] [INFO ] Time to serialize properties into /tmp/LTL17135381543884096992.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13573215486597524246.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17135381543884096992.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(X(F((X(X(X("((i1.u3.p8<1)||(i0.u1.p9<1))"))))&&(F("(i0.u0.p3>=1)")))))))
Formula 0 simplified : XXG(XXX!"((i1.u3.p8<1)||(i0.u1.p9<1))" | G!"(i0.u0.p3>=1)")
Detected timeout of ITS tools.
Treatment of property HouseConstruction-PT-00500-LTLFireability-07 finished in 79330 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(X(F(p0))))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 1 ms. Remains 24 /25 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-1650030846524768340.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9922154705032136910.kers'
[2026-05-26 05:50:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1650030846524768340.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9922154705032136910.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:50:47] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9922154705032136910.kers
Total runtime 0 ms.
[2026-05-26 05:50:47] [INFO ] Implicit Places using invariants in 37 ms returned [8, 12, 18]
[2026-05-26 05:50:47] [INFO ] Actually due to overlaps returned [8, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 38 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 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-312362471778806764.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3541432263835390473.kers'
[2026-05-26 05:50:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-312362471778806764.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3541432263835390473.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 05:50:47] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3541432263835390473.kers
Total runtime 0 ms.
[2026-05-26 05:50:47] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-26 05:50:47] [INFO ] Invariant cache hit.
[2026-05-26 05:50:47] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 93 ms. Remains : 21/25 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(X(F(p0))))))'
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-08
Product exploration explored 100000 steps with 12877 reset in 59 ms.
Product exploration explored 100000 steps with 12818 reset in 50 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 2 factoid took 40 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 4012 steps (0 resets) in 6 ms. (573 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 63 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 210 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-05-26 05:50:48] [INFO ] Invariant cache hit.
[2026-05-26 05:50:48] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 0 ms returned sat
[2026-05-26 05:50:48] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-26 05:50:48] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-26 05:50:48] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 388 ms.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-26 05:50:48] [INFO ] Invariant cache hit.
[2026-05-26 05:50:48] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-26 05:50:48] [INFO ] Invariant cache hit.
[2026-05-26 05:50:48] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 21/21 places, 18/18 transitions.
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 2 factoid took 49 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 4012 steps (0 resets) in 6 ms. (573 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 68 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 209 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2026-05-26 05:50:49] [INFO ] Invariant cache hit.
[2026-05-26 05:50:49] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2026-05-26 05:50:49] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-26 05:50:49] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-26 05:50:49] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 408 ms.
Stuttering acceptance computed with spot in 204 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 215 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 12707 reset in 45 ms.
Product exploration explored 100000 steps with 12857 reset in 52 ms.
Spot run failed in 47 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/ltsmin2957404633938028657
[2026-05-26 05:50:49] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2957404633938028657
Running compilation step : cd /tmp/ltsmin2957404633938028657;'/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 83 ms.
Running link step : cd /tmp/ltsmin2957404633938028657;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2957404633938028657;'/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/stateBased2945599845749275159.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-26 05:51:04] [INFO ] Invariant cache hit.
[2026-05-26 05:51:04] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-26 05:51:04] [INFO ] Invariant cache hit.
[2026-05-26 05:51:04] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 21/21 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin15885239271902121122
[2026-05-26 05:51:04] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15885239271902121122
Running compilation step : cd /tmp/ltsmin15885239271902121122;'/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 92 ms.
Running link step : cd /tmp/ltsmin15885239271902121122;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin15885239271902121122;'/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/stateBased7304799201636306108.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 05:51:20] [INFO ] Flatten gal took : 5 ms
[2026-05-26 05:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-26 05:51:20] [INFO ] Time to serialize gal into /tmp/LTL915985238445615630.gal : 0 ms
[2026-05-26 05:51:20] [INFO ] Time to serialize properties into /tmp/LTL13796527109109582222.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL915985238445615630.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8727012868626926814.hoa' '-atoms' '/tmp/LTL13796527109109582222.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL13796527109109582222.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8727012868626926814.hoa
Detected timeout of ITS tools.
[2026-05-26 05:51:35] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:51:35] [INFO ] Flatten gal took : 1 ms
[2026-05-26 05:51:35] [INFO ] Time to serialize gal into /tmp/LTL18188452941629900714.gal : 0 ms
[2026-05-26 05:51:35] [INFO ] Time to serialize properties into /tmp/LTL3901098242544839652.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18188452941629900714.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3901098242544839652.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(X(X(F("(p6>=1)")))))))
Formula 0 simplified : XXXXG!"(p6>=1)"
Detected timeout of ITS tools.
[2026-05-26 05:51:50] [INFO ] Flatten gal took : 4 ms
[2026-05-26 05:51:50] [INFO ] Applying decomposition
[2026-05-26 05:51:50] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7048858768943851639.txt' '-o' '/tmp/graph7048858768943851639.bin' '-w' '/tmp/graph7048858768943851639.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7048858768943851639.bin' '-l' '-1' '-v' '-w' '/tmp/graph7048858768943851639.weights' '-q' '0' '-e' '0.001'
[2026-05-26 05:51:50] [INFO ] Decomposing Gal with order
[2026-05-26 05:51:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 05:51:50] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:51:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-26 05:51:50] [INFO ] Time to serialize gal into /tmp/LTL11646884003462676421.gal : 1 ms
[2026-05-26 05:51:50] [INFO ] Time to serialize properties into /tmp/LTL10916037068547323107.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11646884003462676421.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10916037068547323107.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(X(X(X(F("(i1.u3.p6>=1)")))))))
Formula 0 simplified : XXXXG!"(i1.u3.p6>=1)"
Detected timeout of ITS tools.
Treatment of property HouseConstruction-PT-00500-LTLFireability-08 finished in 77338 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(F((p0||G((F(!p1)&&F(G(p0))))))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 15 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Ensure Unique test removed 1 places
Reduce places removed 2 places and 1 transitions.
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 0 with 1 rules applied. Total rules applied 2 place count 13 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 12 transition count 9
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 3 place count 12 transition count 7
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 9 place count 8 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 9 place count 8 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 14 place count 5 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 14 place count 5 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 4 transition count 4
Applied a total of 16 rules in 8 ms. Remains 4 /25 variables (removed 21) and now considering 4/18 (removed 14) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16443063264298078428.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-665161405241828338.kers'
[2026-05-26 05:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16443063264298078428.kers, --Pflows, --basisKERS=/tmp/petrispot-output-665161405241828338.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 7 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-26 05:52:05] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-665161405241828338.kers
Total runtime 0 ms.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 05:52:05] [INFO ] Invariant cache hit.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2026-05-26 05:52:05] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-26 05:52:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 57 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 4/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 39 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/25 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 181 ms. Remains : 4/25 places, 4/18 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(F((p0||G((F(p1)&&F(G(p0))))))))'
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-09
Product exploration explored 100000 steps with 13878 reset in 44 ms.
Product exploration explored 100000 steps with 13673 reset in 95 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
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 false by K+ with min(phi)
Knowledge based reduction with 4 factoid took 21 ms. Proved property starting from automaton with 2 states, 3 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 74 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-09 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00500-LTLFireability-09 finished in 494 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((F(p0)&&F(G(p1)))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 14 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Reduce places removed 1 places and 1 transitions.
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 0 with 1 rules applied. Total rules applied 2 place count 13 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 12 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 12 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 11 transition count 7
Applied a total of 5 rules in 4 ms. Remains 11 /25 variables (removed 14) and now considering 7/18 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11138525575457372304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10718914799441501177.kers'
[2026-05-26 05:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11138525575457372304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10718914799441501177.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 7 rows 10 cols 19 entries
Finished phase 1 with 6 SingleSign rule and 1 generalized
[2026-05-26 05:52:05] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10718914799441501177.kers
Total runtime 0 ms.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants in 43 ms returned [4, 8]
[2026-05-26 05:52:05] [INFO ] Actually due to overlaps returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 7/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 9 transition count 7
Applied a total of 1 rules in 2 ms. Remains 9 /10 variables (removed 1) and now considering 7/7 (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-8007220090219612046.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12196729729788314025.kers'
[2026-05-26 05:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8007220090219612046.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12196729729788314025.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 7 rows 8 cols 15 entries
Finished phase 1 with 6 SingleSign rule and 1 generalized
[2026-05-26 05:52:05] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12196729729788314025.kers
Total runtime 1 ms.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 05:52:05] [INFO ] Invariant cache hit.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 97 ms. Remains : 9/25 places, 7/18 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((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-10
Stuttering criterion allowed to conclude after 3500 steps with 0 reset in 8 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-10 finished in 268 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(X(p1)) U G(p0)) U X(p2))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 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-3518178657781101433.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2589087924580107827.kers'
[2026-05-26 05:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3518178657781101433.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2589087924580107827.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:52:05] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2589087924580107827.kers
Total runtime 0 ms.
[2026-05-26 05:52:05] [INFO ] Implicit Places using invariants in 29 ms returned [8, 12, 19]
[2026-05-26 05:52:05] [INFO ] Actually due to overlaps returned [8, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/25 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 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 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-6295346848752961632.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1758989823980806767.kers'
[2026-05-26 05:52:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6295346848752961632.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1758989823980806767.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 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 05:52:05] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1758989823980806767.kers
Total runtime 0 ms.
[2026-05-26 05:52:06] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-26 05:52:06] [INFO ] Invariant cache hit.
[2026-05-26 05:52:06] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 84 ms. Remains : 22/25 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(X(p1)) U G(p0)) U X(p2))))'
Stuttering acceptance computed with spot in 481 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p1), true, (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) p1)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-11 finished in 614 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((G((F(p0)||X(p1))) U !p2)))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 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-5743540430852019634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7001571351025234330.kers'
[2026-05-26 05:52:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5743540430852019634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7001571351025234330.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 18 rows 24 cols 47 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:52:06] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7001571351025234330.kers
Total runtime 1 ms.
[2026-05-26 05:52:06] [INFO ] Implicit Places using invariants in 33 ms returned [8, 12]
[2026-05-26 05:52:06] [INFO ] Actually due to overlaps returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 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 23 transition count 18
Applied a total of 1 rules in 0 ms. Remains 23 /24 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-2925280374122707275.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15576943104820907922.kers'
[2026-05-26 05:52:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2925280374122707275.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15576943104820907922.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 43 entries
Finished phase 1 with 16 SingleSign rule and 2 generalized
[2026-05-26 05:52:06] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15576943104820907922.kers
Total runtime 0 ms.
[2026-05-26 05:52:06] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-26 05:52:06] [INFO ] Invariant cache hit.
[2026-05-26 05:52:06] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 23/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 116 ms. Remains : 23/25 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((G((F(p0)||X(p1))) U !p2)))'
Stuttering acceptance computed with spot in 212 ms :[p2, p2, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 74 ms.
Product exploration explored 100000 steps with 50000 reset in 75 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 12 factoid took 9 ms. Proved property starting from automaton with 5 states, 8 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 39 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-00500-LTLFireability-12 finished in 554 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(G(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Graph (complete) has 29 edges and 25 vertex of which 15 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 14 transition count 9
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 12 transition count 9
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 12 transition count 7
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 11 place count 8 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 11 place count 8 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 13 place count 7 transition count 6
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 2 with 2 rules applied. Total rules applied 15 place count 6 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 5 transition count 5
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 17 place count 4 transition count 4
Applied a total of 17 rules in 13 ms. Remains 4 /25 variables (removed 21) and now considering 4/18 (removed 14) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8350447633566601094.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-927096373930942453.kers'
[2026-05-26 05:52:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8350447633566601094.kers, --Pflows, --basisKERS=/tmp/petrispot-output-927096373930942453.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 6 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-26 05:52:07] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-927096373930942453.kers
Total runtime 0 ms.
[2026-05-26 05:52:07] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-26 05:52:07] [INFO ] Invariant cache hit.
[2026-05-26 05:52:07] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2026-05-26 05:52:07] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-26 05:52:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2/8 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31 ms.
Refiners :[State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/25 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 131 ms. Remains : 4/25 places, 4/18 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(G(p0)))'
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : HouseConstruction-PT-00500-LTLFireability-13
Stuttering criterion allowed to conclude after 2000 steps with 0 reset in 3 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-00500-LTLFireability-13 finished in 201 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(F((X(X(X(!p0)))&&F(p1))))))'
Spot run failed in 43 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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(X(F(p0))))))'
Spot run failed in 41 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-26 05:52:07] [INFO ] Flatten gal took : 4 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin16263859061248308457
[2026-05-26 05:52:07] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2026-05-26 05:52:07] [INFO ] Applying decomposition
[2026-05-26 05:52:07] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 05:52:07] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2026-05-26 05:52:07] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 05:52:07] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2026-05-26 05:52:07] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 05:52:07] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16263859061248308457
Running compilation step : cd /tmp/ltsmin16263859061248308457;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' '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'
[2026-05-26 05:52:07] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9577259192531417488.txt' '-o' '/tmp/graph9577259192531417488.bin' '-w' '/tmp/graph9577259192531417488.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9577259192531417488.bin' '-l' '-1' '-v' '-w' '/tmp/graph9577259192531417488.weights' '-q' '0' '-e' '0.001'
[2026-05-26 05:52:07] [INFO ] Decomposing Gal with order
[2026-05-26 05:52:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 05:52:07] [INFO ] Flatten gal took : 2 ms
[2026-05-26 05:52:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-26 05:52:07] [INFO ] Time to serialize gal into /tmp/LTLFireability7488070470896070235.gal : 0 ms
[2026-05-26 05:52:07] [INFO ] Time to serialize properties into /tmp/LTLFireability501772716449502353.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability7488070470896070235.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability501772716449502353.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 2 LTL properties
Checking formula 0 : !((X(X(F((X(X(X(!("((i1.u3.p8>=1)&&(i1.u3.p9>=1))")))))&&(F("(i0.u0.p3>=1)")))))))
Formula 0 simplified : XXG(XXX"((i1.u3.p8>=1)&&(i1.u3.p9>=1))" | G!"(i0.u0.p3>=1)")
Compilation finished in 94 ms.
Running link step : cd /tmp/ltsmin16263859061248308457;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin16263859061248308457;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(<>((X(X(X(!(LTLAPp0==true))))&&<>((LTLAPp1==true))))))' '--buchi-type=spotba'
LTSmin run took 30274 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-07 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin16263859061248308457;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X(X(X(<>((LTLAPp2==true))))))' '--buchi-type=spotba'
LTSmin run took 51802 ms.
FORMULA HouseConstruction-PT-00500-LTLFireability-08 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 247463 ms.

BK_STOP 1779774810205

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HouseConstruction-PT-00500"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is HouseConstruction-PT-00500, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r146-tall-177961074500876"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HouseConstruction-PT-00500.tgz
mv HouseConstruction-PT-00500 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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