Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366100228.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Angiogenesis-PT-05, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366100228
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.5K Mar 4 18:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 4 18:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 4 18:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 4 18:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 07:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 4 18:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Mar 4 18:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 4 18:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 4 18:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 33K 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 Angiogenesis-PT-05-LTLFireability-00
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-01
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-02
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-03
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-04
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-05
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-06
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-07
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-08
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-09
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-10
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-11
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-12
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-13
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-14
FORMULA_NAME Angiogenesis-PT-05-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779466320142

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Angiogenesis-PT-05
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 16:12:01] [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]
[2026-05-22 16:12:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 16:12:02] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2026-05-22 16:12:02] [INFO ] Transformed 39 places.
[2026-05-22 16:12:02] [INFO ] Transformed 64 transitions.
[2026-05-22 16:12:02] [INFO ] Parsed PT model containing 39 places and 64 transitions and 185 arcs in 177 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Angiogenesis-PT-05-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-05-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-05-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-05-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 39 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 39/39 places, 64/64 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 38 transition count 64
Applied a total of 1 rules in 15 ms. Remains 38 /39 variables (removed 1) and now considering 64/64 (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-9192459541293532422.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7346958882486977312.kers'
[2026-05-22 16:12:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9192459541293532422.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7346958882486977312.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 37 cols 181 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:02] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7346958882486977312.kers
Total runtime 1 ms.
[2026-05-22 16:12:02] [INFO ] Implicit Places using invariants in 329 ms returned [34]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 383 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 37/39 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 419 ms. Remains : 37/39 places, 64/64 transitions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-8188496757041568453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3372903204391945728.kers'
[2026-05-22 16:12:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8188496757041568453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3372903204391945728.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:02] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3372903204391945728.kers
Total runtime 0 ms.
[2026-05-22 16:12:02] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-22 16:12:02] [INFO ] Invariant cache hit.
[2026-05-22 16:12:02] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2026-05-22 16:12:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/101 variables, 37/43 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 0/101 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 101/101 variables, and 43 constraints, problems are : Problem set: 0 solved, 61 unsolved in 1493 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/101 variables, 37/43 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 61/104 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (OVERLAPS) 0/101 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 101/101 variables, and 104 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2192 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3773ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 3788ms
Finished structural reductions in LTL mode , in 1 iterations and 4054 ms. Remains : 37/37 places, 64/64 transitions.
Support contains 25 out of 37 places after structural reductions.
[2026-05-22 16:12:07] [INFO ] Flatten gal took : 62 ms
[2026-05-22 16:12:07] [INFO ] Flatten gal took : 9 ms
[2026-05-22 16:12:07] [INFO ] Input system was already deterministic with 64 transitions.
Reduction of identical properties reduced properties to check from 24 to 23
RANDOM walk for 40002 steps (9 resets) in 674 ms. (59 steps per ms) remains 1/23 properties
BEST_FIRST walk for 25848 steps (5 resets) in 45 ms. (561 steps per ms) remains 0/1 properties
FORMULA Angiogenesis-PT-05-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Graph (trivial) has 9 edges and 37 vertex of which 2 / 37 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 36 transition count 62
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 34 transition count 62
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 31 transition count 59
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 18 place count 27 transition count 65
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 0 with 15 rules applied. Total rules applied 33 place count 27 transition count 50
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 34 place count 27 transition count 49
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 35 place count 26 transition count 49
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 39 place count 24 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 24 transition count 46
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 43 place count 24 transition count 46
Applied a total of 43 rules in 32 ms. Remains 24 /37 variables (removed 13) and now considering 46/64 (removed 18) transitions.
[2026-05-22 16:12:07] [INFO ] Flow matrix only has 42 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11882191758026931898.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14189161442822920630.kers'
[2026-05-22 16:12:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11882191758026931898.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14189161442822920630.kers]
Normalized transition count is 41 out of 42 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 41 rows 24 cols 127 entries
Finished phase 1 with 19 SingleSign rule and 0 generalized
[2026-05-22 16:12:07] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-14189161442822920630.kers
Total runtime 12 ms.
[2026-05-22 16:12:07] [INFO ] Implicit Places using invariants in 62 ms returned [20]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 23/37 places, 46/64 transitions.
Graph (trivial) has 7 edges and 23 vertex of which 2 / 23 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Applied a total of 1 rules in 4 ms. Remains 22 /23 variables (removed 1) and now considering 43/46 (removed 3) transitions.
[2026-05-22 16:12:07] [INFO ] Flow matrix only has 38 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9073969171188012899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6371851527828461608.kers'
[2026-05-22 16:12:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9073969171188012899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6371851527828461608.kers]
Normalized transition count is 37 out of 38 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 37 rows 22 cols 110 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-05-22 16:12:07] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6371851527828461608.kers
Total runtime 0 ms.
[2026-05-22 16:12:08] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-22 16:12:08] [INFO ] Flow matrix only has 38 transitions (discarded 5 similar events)
[2026-05-22 16:12:08] [INFO ] Invariant cache hit.
[2026-05-22 16:12:08] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 16:12:08] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/37 places, 43/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 220 ms. Remains : 22/37 places, 43/64 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))'
Stuttering acceptance computed with spot in 180 ms :[(NOT p0)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-00 finished in 521 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(p0)))&&F(p1))))'
Support contains 3 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-11024035430221954318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2745570445513348087.kers'
[2026-05-22 16:12:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11024035430221954318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2745570445513348087.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:08] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2745570445513348087.kers
Total runtime 0 ms.
[2026-05-22 16:12:08] [INFO ] Implicit Places using invariants in 77 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 79 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/37 places, 64/64 transitions.
Applied a total of 0 rules in 9 ms. Remains 36 /36 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 36/37 places, 64/64 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(p0)))&&F(p1))))'
Stuttering acceptance computed with spot in 276 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), true]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-01
Product exploration explored 100000 steps with 20000 reset in 252 ms.
Product exploration explored 100000 steps with 20000 reset in 142 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
RANDOM walk for 12114 steps (3 resets) in 40 ms. (295 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 58 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Knowledge-based reduction took 375 ms.
Stuttering acceptance computed with spot in 235 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Support contains 1 out of 36 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 64/64 (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-312207256100154617.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7971404211076569080.kers'
[2026-05-22 16:12:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-312207256100154617.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7971404211076569080.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:09] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7971404211076569080.kers
Total runtime 0 ms.
[2026-05-22 16:12:09] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-22 16:12:09] [INFO ] Invariant cache hit.
[2026-05-22 16:12:09] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2026-05-22 16:12:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/100 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 0/100 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 41 constraints, problems are : Problem set: 0 solved, 61 unsolved in 1538 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/36 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/100 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 61/102 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (OVERLAPS) 0/100 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 102 constraints, problems are : Problem set: 0 solved, 61 unsolved in 4707 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6301ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 6302ms
Finished structural reductions in LTL mode , in 1 iterations and 6435 ms. Remains : 36/36 places, 64/64 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 75 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
RANDOM walk for 9112 steps (1 resets) in 17 ms. (506 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 67 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Knowledge-based reduction took 359 ms.
Stuttering acceptance computed with spot in 221 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Stuttering acceptance computed with spot in 252 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Product exploration explored 100000 steps with 20000 reset in 223 ms.
Product exploration explored 100000 steps with 20000 reset in 126 ms.
Spot run failed in 124 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/ltsmin10741473036581128549
[2026-05-22 16:12:17] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10741473036581128549
Running compilation step : cd /tmp/ltsmin10741473036581128549;'/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 390 ms.
Running link step : cd /tmp/ltsmin10741473036581128549;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 69 ms.
Running LTSmin : cd /tmp/ltsmin10741473036581128549;'/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/stateBased13348987187309321450.hoa' '--buchi-type=spotba'
LTSmin run took 60 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property Angiogenesis-PT-05-LTLFireability-01 finished in 9776 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&&X(F(p0)))))))'
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-662709153529481657.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4210267030574502251.kers'
[2026-05-22 16:12:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-662709153529481657.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4210267030574502251.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:18] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4210267030574502251.kers
Total runtime 0 ms.
[2026-05-22 16:12:18] [INFO ] Implicit Places using invariants in 82 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 83 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 85 ms. Remains : 35/37 places, 64/64 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&&X(F(p0)))))))'
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-03 finished in 282 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(X((G(F(p1))||G(p2))))))'
Support contains 4 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2026-05-22 16:12:18] [INFO ] Invariant cache hit.
[2026-05-22 16:12:18] [INFO ] Implicit Places using invariants in 72 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 73 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 75 ms. Remains : 35/37 places, 64/64 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(X((G(F(p1))||G(p2))))))'
Stuttering acceptance computed with spot in 747 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-04
Product exploration explored 100000 steps with 372 reset in 182 ms.
Stack based approach found an accepted trace after 8376 steps with 36 reset with depth 286 and stack size 248 in 21 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-04 finished in 1086 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)))'
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Graph (trivial) has 12 edges and 37 vertex of which 4 / 37 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 35 transition count 61
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 33 transition count 61
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 25 transition count 53
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 28 place count 21 transition count 59
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 0 with 20 rules applied. Total rules applied 48 place count 21 transition count 39
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 49 place count 21 transition count 39
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 21 transition count 38
Applied a total of 50 rules in 10 ms. Remains 21 /37 variables (removed 16) and now considering 38/64 (removed 26) transitions.
[2026-05-22 16:12:19] [INFO ] Flow matrix only has 33 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13495610279831416979.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5588631597692942959.kers'
[2026-05-22 16:12:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13495610279831416979.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5588631597692942959.kers]
Normalized transition count is 32 out of 33 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 21 cols 103 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 16:12:19] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5588631597692942959.kers
Total runtime 0 ms.
[2026-05-22 16:12:19] [INFO ] Implicit Places using invariants in 54 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/37 places, 38/64 transitions.
Graph (trivial) has 10 edges and 20 vertex of which 2 / 20 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Applied a total of 1 rules in 2 ms. Remains 19 /20 variables (removed 1) and now considering 35/38 (removed 3) transitions.
[2026-05-22 16:12:19] [INFO ] Flow matrix only has 29 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14658415004383536826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14627642718563650142.kers'
[2026-05-22 16:12:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14658415004383536826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14627642718563650142.kers]
Normalized transition count is 28 out of 29 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 28 rows 19 cols 86 entries
Finished phase 1 with 15 SingleSign rule and 0 generalized
[2026-05-22 16:12:19] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14627642718563650142.kers
Total runtime 0 ms.
[2026-05-22 16:12:19] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-22 16:12:19] [INFO ] Flow matrix only has 29 transitions (discarded 6 similar events)
[2026-05-22 16:12:19] [INFO ] Invariant cache hit.
[2026-05-22 16:12:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 16:12:19] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/37 places, 35/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 149 ms. Remains : 19/37 places, 35/64 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)))'
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-05 finished in 261 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(F((G(p0)||X(F((!p0&&X(X(!p0)))))))))'
Support contains 2 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-8997862226867587650.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11433983138243748413.kers'
[2026-05-22 16:12:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8997862226867587650.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11433983138243748413.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:19] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11433983138243748413.kers
Total runtime 0 ms.
[2026-05-22 16:12:19] [INFO ] Implicit Places using invariants in 37 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 35/37 places, 64/64 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||X(F((!p0&&X(X(!p0)))))))))'
Stuttering acceptance computed with spot in 306 ms :[false, false, false, false, false, false]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-06
Product exploration explored 100000 steps with 20000 reset in 125 ms.
Product exploration explored 100000 steps with 20000 reset in 119 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 70 ms. Reduced automaton from 6 states, 8 edges and 1 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
RANDOM walk for 9679 steps (2 resets) in 19 ms. (483 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 65 ms. Reduced automaton from 6 states, 8 edges and 1 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[false, false, false, false, false, false]
Knowledge-based reduction took 388 ms.
Stuttering acceptance computed with spot in 309 ms :[false, false, false, false, false, false]
Support contains 2 out of 35 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 35/35 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (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-13196185988879967586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8674765606704250976.kers'
[2026-05-22 16:12:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13196185988879967586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8674765606704250976.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 64 rows 35 cols 170 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:21] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8674765606704250976.kers
Total runtime 0 ms.
[2026-05-22 16:12:21] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-22 16:12:21] [INFO ] Invariant cache hit.
[2026-05-22 16:12:21] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2026-05-22 16:12:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/99 variables, 35/39 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 0/99 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 39 constraints, problems are : Problem set: 0 solved, 61 unsolved in 926 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (OVERLAPS) 64/99 variables, 35/39 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 61/100 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (OVERLAPS) 0/99 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 100 constraints, problems are : Problem set: 0 solved, 61 unsolved in 1419 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2366ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 2367ms
Finished structural reductions in LTL mode , in 1 iterations and 2458 ms. Remains : 35/35 places, 64/64 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 48 ms. Reduced automaton from 6 states, 8 edges and 1 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
RANDOM walk for 12635 steps (3 resets) in 34 ms. (361 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 60 ms. Reduced automaton from 6 states, 8 edges and 1 AP (stutter sensitive) to 6 states, 8 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 309 ms :[false, false, false, false, false, false]
Knowledge-based reduction took 434 ms.
Stuttering acceptance computed with spot in 317 ms :[false, false, false, false, false, false]
Stuttering acceptance computed with spot in 273 ms :[false, false, false, false, false, false]
Product exploration explored 100000 steps with 20000 reset in 104 ms.
Product exploration explored 100000 steps with 20000 reset in 70 ms.
Spot run failed in 57 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/ltsmin11541055472431239799
[2026-05-22 16:12:24] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11541055472431239799
Running compilation step : cd /tmp/ltsmin11541055472431239799;'/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 170 ms.
Running link step : cd /tmp/ltsmin11541055472431239799;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin11541055472431239799;'/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/stateBased13087203898751609748.hoa' '--buchi-type=spotba'
LTSmin run took 24 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property Angiogenesis-PT-05-LTLFireability-06 finished in 5328 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(X(G((G(p0)||p1)))) U p0))'
Support contains 3 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-4874089320464359755.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1390229499595047065.kers'
[2026-05-22 16:12:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4874089320464359755.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1390229499595047065.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:25] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1390229499595047065.kers
Total runtime 0 ms.
[2026-05-22 16:12:25] [INFO ] Implicit Places using invariants in 60 ms returned [32]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 61 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 36/37 places, 64/64 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(X(G((G(p0)||p1)))) U p0))'
Stuttering acceptance computed with spot in 197 ms :[true, (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-07 finished in 288 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(((p1 U p2)&&p0))))'
Support contains 4 out of 37 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Graph (trivial) has 13 edges and 37 vertex of which 4 / 37 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 31 transition count 58
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 13 place count 29 transition count 58
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 20 place count 29 transition count 51
Partial Post-agglomeration rule applied 5 times.
Drop transitions (Partial Post agglomeration) removed 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 25 place count 29 transition count 51
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 28 place count 29 transition count 48
Applied a total of 28 rules in 12 ms. Remains 29 /37 variables (removed 8) and now considering 48/64 (removed 16) transitions.
[2026-05-22 16:12:25] [INFO ] Flow matrix only has 45 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7087095698758372940.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5824360082366902864.kers'
[2026-05-22 16:12:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7087095698758372940.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5824360082366902864.kers]
Normalized transition count is 44 out of 45 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 44 rows 28 cols 127 entries
Finished phase 1 with 23 SingleSign rule and 0 generalized
[2026-05-22 16:12:25] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5824360082366902864.kers
Total runtime 0 ms.
[2026-05-22 16:12:25] [INFO ] Implicit Places using invariants in 73 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 75 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 28/37 places, 48/64 transitions.
Graph (trivial) has 12 edges and 28 vertex of which 4 / 28 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 26 transition count 42
Applied a total of 3 rules in 3 ms. Remains 26 /28 variables (removed 2) and now considering 42/48 (removed 6) transitions.
[2026-05-22 16:12:25] [INFO ] Flow matrix only has 39 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14312943558692295809.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15920289678040209886.kers'
[2026-05-22 16:12:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14312943558692295809.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15920289678040209886.kers]
Normalized transition count is 38 out of 39 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 38 rows 25 cols 107 entries
Finished phase 1 with 21 SingleSign rule and 0 generalized
[2026-05-22 16:12:25] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15920289678040209886.kers
Total runtime 0 ms.
[2026-05-22 16:12:25] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-22 16:12:25] [INFO ] Flow matrix only has 39 transitions (discarded 3 similar events)
[2026-05-22 16:12:25] [INFO ] Invariant cache hit.
[2026-05-22 16:12:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 16:12:25] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/37 places, 42/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 215 ms. Remains : 26/37 places, 42/64 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(((p1 U p2)&&p0))))'
Stuttering acceptance computed with spot in 62 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-08 finished in 302 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((G(p1)||p0))&&X(p2))))'
Support contains 5 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (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-2346135025219362021.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13145358675358931319.kers'
[2026-05-22 16:12:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2346135025219362021.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13145358675358931319.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 36 cols 176 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:12:25] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13145358675358931319.kers
Total runtime 0 ms.
[2026-05-22 16:12:25] [INFO ] Implicit Places using invariants in 47 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 35/37 places, 64/64 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((G(p1)||p0))&&X(p2))))'
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-12 finished in 359 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(F((!p0&&X(X(p1))&&F((G(F(!p0))||(F(!p0)&&X(p2))))))))'
Support contains 4 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2026-05-22 16:12:26] [INFO ] Invariant cache hit.
[2026-05-22 16:12:26] [INFO ] Implicit Places using invariants in 60 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 0 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 64 ms. Remains : 35/37 places, 64/64 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(X(p1))&&F((G(F(p0))||(F(p0)&&X(p2))))))))'
Stuttering acceptance computed with spot in 367 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-14
Product exploration explored 100000 steps with 1058 reset in 179 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-14 finished in 680 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U !p1)&&X((p2||G(p3)))&&F(p2)))'
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2026-05-22 16:12:26] [INFO ] Invariant cache hit.
[2026-05-22 16:12:27] [INFO ] Implicit Places using invariants in 91 ms returned [4, 32]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 93 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/37 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 35/37 places, 64/64 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U !p1)&&X((p2||G(p3)))&&F(p2)))'
Stuttering acceptance computed with spot in 343 ms :[(OR (NOT p2) p1), true, p1, (AND (NOT p3) (NOT p2)), (NOT p2), (NOT p3)]
Running random walk in product with property : Angiogenesis-PT-05-LTLFireability-15
Entered a terminal (fully accepting) state of product in 484 steps with 1 reset in 2 ms.
FORMULA Angiogenesis-PT-05-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-05-LTLFireability-15 finished in 767 ms.
All properties solved by simple procedures.
Total runtime 25487 ms.

BK_STOP 1779466347502

--------------------
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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ sed s/.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="Angiogenesis-PT-05"
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 Angiogenesis-PT-05, 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 r002-oct2-177944366100228"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-05.tgz
mv Angiogenesis-PT-05 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 ;