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-177961073900052.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 FunctionPointer-PT-a128, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961073900052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.8K Mar 7 07:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 7 07:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 7 07:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 7 07:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 10:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Mar 7 07:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Mar 7 07:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 07:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Mar 7 07:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 34K 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 FunctionPointer-PT-a128-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-a128-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779664128848

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-a128
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 23:08:50] [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]
[2026-05-24 23:08:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:08:50] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2026-05-24 23:08:50] [INFO ] Transformed 40 places.
[2026-05-24 23:08:50] [INFO ] Transformed 70 transitions.
[2026-05-24 23:08:50] [INFO ] Parsed PT model containing 40 places and 70 transitions and 284 arcs in 134 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 4 transitions.
FORMULA FunctionPointer-PT-a128-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-a128-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 66/66 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 31 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 30 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 30 transition count 64
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 30 transition count 62
Applied a total of 7 rules in 30 ms. Remains 30 /34 variables (removed 4) and now considering 62/66 (removed 4) transitions.
[2026-05-24 23:08:50] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17676727387869043300.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15151959181343539920.kers'
[2026-05-24 23:08:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17676727387869043300.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15151959181343539920.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 44 rows 30 cols 128 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:08:50] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15151959181343539920.kers
Total runtime 2 ms.
[2026-05-24 23:08:50] [INFO ] Implicit Places using invariants in 151 ms returned []
[2026-05-24 23:08:50] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:50] [INFO ] Invariant cache hit.
[2026-05-24 23:08:50] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:08:50] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2026-05-24 23:08:50] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:50] [INFO ] Invariant cache hit.
[2026-05-24 23:08:50] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 717 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1115 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1887ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1900ms
Starting structural reductions in LTL mode, iteration 1 : 30/34 places, 62/66 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2206 ms. Remains : 30/34 places, 62/66 transitions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:08:52] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:52] [INFO ] Invariant cache hit.
[2026-05-24 23:08:52] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-24 23:08:52] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:52] [INFO ] Invariant cache hit.
[2026-05-24 23:08:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:08:52] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 132 ms. Remains : 30/30 places, 62/62 transitions.
Support contains 22 out of 30 places after structural reductions.
[2026-05-24 23:08:52] [INFO ] Flatten gal took : 20 ms
[2026-05-24 23:08:52] [INFO ] Flatten gal took : 8 ms
[2026-05-24 23:08:52] [INFO ] Input system was already deterministic with 62 transitions.
Reduction of identical properties reduced properties to check from 25 to 23
RANDOM walk for 11644 steps (16 resets) in 219 ms. (52 steps per ms) remains 0/23 properties
FORMULA FunctionPointer-PT-a128-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 stabilizing places and 8 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)&&F(p1)&&(G(p2)||F(p3))))'
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 11 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:08:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17640830921585271268.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9286115596487959403.kers'
[2026-05-24 23:08:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17640830921585271268.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9286115596487959403.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 43 rows 30 cols 126 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:08:53] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9286115596487959403.kers
Total runtime 0 ms.
[2026-05-24 23:08:53] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 23:08:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:08:53] [INFO ] Invariant cache hit.
[2026-05-24 23:08:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:08:53] [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.
[2026-05-24 23:08:53] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2026-05-24 23:08:53] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:08:53] [INFO ] Invariant cache hit.
[2026-05-24 23:08:53] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 549 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 932 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1494ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1501ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1611 ms. Remains : 30/30 places, 60/62 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)&&F(p1)&&(G(p2)||F(p3))))'
Stuttering acceptance computed with spot in 350 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (NOT p1), (NOT p3), (AND (NOT p3) (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-00
Stuttering criterion allowed to conclude after 26 steps with 0 reset in 2 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-00 finished in 2040 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((!p0 U (G(!p0)||(X(X(!p1)) U ((!p0&&X(X(!p1)))||X(X(G(!p1)))))))))))'
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1166368405605707602.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15165437737653783527.kers'
[2026-05-24 23:08:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1166368405605707602.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15165437737653783527.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 44 rows 30 cols 128 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:08:55] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15165437737653783527.kers
Total runtime 1 ms.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:08:55] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2026-05-24 23:08:55] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:55] [INFO ] Invariant cache hit.
[2026-05-24 23:08:55] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 566 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 992 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1572ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1573ms
Finished structural reductions in LTL mode , in 1 iterations and 1658 ms. Remains : 30/30 places, 62/62 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((!p0 U (G(!p0)||(X(X(!p1)) U ((!p0&&X(X(!p1)))||X(X(G(!p1))))))))&&!p0)))'
Stuttering acceptance computed with spot in 409 ms :[p1, p0, p1, (AND p1 p0), p1, p1, true, p1, p0, (AND p1 p0), (AND p1 p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-01
Product exploration explored 100000 steps with 20000 reset in 207 ms.
Product exploration explored 100000 steps with 20000 reset in 196 ms.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge based reduction with 3 factoid took 76 ms. Reduced automaton from 11 states, 20 edges and 2 AP (stutter sensitive) to 10 states, 16 edges and 2 AP (stutter sensitive).
RANDOM walk for 40230 steps (68 resets) in 185 ms. (216 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 263 ms. (151 steps per ms) remains 1/1 properties
[2026-05-24 23:08:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:58] [INFO ] Invariant cache hit.
[2026-05-24 23:08:58] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 24/32 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 36/68 variables, 17/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/68 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/68 variables, 5/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/68 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 74/74 variables, and 39 constraints, problems are : Problem set: 1 solved, 0 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 7/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 4 factoid took 92 ms. Reduced automaton from 10 states, 16 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 263 ms :[(AND p0 p1), (AND p0 p1), p1, p1, p1, (AND p0 p1), true, (AND p0 p1)]
Knowledge-based reduction took 612 ms.
Stuttering acceptance computed with spot in 298 ms :[(AND p0 p1), (AND p0 p1), p1, p1, p1, (AND p0 p1), true, (AND p0 p1)]
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:08:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:58] [INFO ] Invariant cache hit.
[2026-05-24 23:08:58] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:08:58] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:08:58] [INFO ] Invariant cache hit.
[2026-05-24 23:08:59] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:08:59] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 30/30 places, 62/62 transitions.
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Knowledge based reduction with 1 factoid took 48 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
RANDOM walk for 2130 steps (2 resets) in 15 ms. (133 steps per ms) remains 0/2 properties
Knowledge based reduction with 1 factoid took 85 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 320 ms :[(AND p0 p1), (AND p0 p1), p1, p1, p1, (AND p0 p1), (AND p0 p1), true]
Knowledge-based reduction took 462 ms.
Stuttering acceptance computed with spot in 324 ms :[(AND p0 p1), (AND p0 p1), p1, p1, p1, (AND p0 p1), (AND p0 p1), true]
Stuttering acceptance computed with spot in 295 ms :[(AND p0 p1), (AND p0 p1), p1, p1, p1, (AND p0 p1), (AND p0 p1), true]
Product exploration explored 100000 steps with 25000 reset in 148 ms.
Product exploration explored 100000 steps with 25000 reset in 75 ms.
Spot run failed in 82 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/ltsmin3098134030658303095
[2026-05-24 23:09:00] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3098134030658303095
Running compilation step : cd /tmp/ltsmin3098134030658303095;'/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 258 ms.
Running link step : cd /tmp/ltsmin3098134030658303095;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin3098134030658303095;'/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/stateBased592449893794292899.hoa' '--buchi-type=spotba'
LTSmin run took 45 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FunctionPointer-PT-a128-LTLFireability-01 finished in 5313 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||X(X(X(X(F(p2))))))&&p0))))'
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 10 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18021561273104210432.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14901220266470673150.kers'
[2026-05-24 23:09:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18021561273104210432.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14901220266470673150.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 43 rows 30 cols 126 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:09:00] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14901220266470673150.kers
Total runtime 0 ms.
[2026-05-24 23:09:00] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 23:09:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:00] [INFO ] Invariant cache hit.
[2026-05-24 23:09:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:00] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2026-05-24 23:09:00] [INFO ] Redundant transitions in 1 ms returned []
Running 58 sub problems to find dead transitions.
[2026-05-24 23:09:00] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:00] [INFO ] Invariant cache hit.
[2026-05-24 23:09:00] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 557 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 916 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1481ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1482ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1578 ms. Remains : 30/30 places, 60/62 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(((X(X(X(X(F(p1)))))||p2)&&p0))))'
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-02
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-02 finished in 1846 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 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:02] [INFO ] Invariant cache hit.
[2026-05-24 23:09:02] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 23:09:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:02] [INFO ] Invariant cache hit.
[2026-05-24 23:09:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:02] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2026-05-24 23:09:02] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 30/30 places, 60/62 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 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-03
Stuttering criterion allowed to conclude after 65 steps with 3 reset in 1 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-03 finished in 194 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)) U p1)&&F(G(p2))))'
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 11 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:02] [INFO ] Invariant cache hit.
[2026-05-24 23:09:02] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 23:09:02] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:02] [INFO ] Invariant cache hit.
[2026-05-24 23:09:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:02] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2026-05-24 23:09:02] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 94 ms. Remains : 30/30 places, 60/62 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)) U p1)&&F(G(p2))))'
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-04
Stuttering criterion allowed to conclude after 70 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-04 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' '!(X(F((G(((p2 U p3)&&p1))||G(p3)||p0))))'
Support contains 8 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:09:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5759286119352907137.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12810294744211198044.kers'
[2026-05-24 23:09:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5759286119352907137.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12810294744211198044.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 44 rows 30 cols 128 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:09:03] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12810294744211198044.kers
Total runtime 0 ms.
[2026-05-24 23:09:03] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:09:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:03] [INFO ] Invariant cache hit.
[2026-05-24 23:09:03] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:03] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2026-05-24 23:09:03] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:03] [INFO ] Invariant cache hit.
[2026-05-24 23:09:03] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 540 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 950 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1508ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1510ms
Finished structural reductions in LTL mode , in 1 iterations and 1593 ms. Remains : 30/30 places, 62/62 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(((p2 U p3)&&p1))||G(p3)||p0))))'
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-05
Stuttering criterion allowed to conclude after 42 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-05 finished in 1772 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(F(p0))) U (p0 U p1))))'
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:09:04] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:04] [INFO ] Invariant cache hit.
[2026-05-24 23:09:04] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 23:09:04] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:04] [INFO ] Invariant cache hit.
[2026-05-24 23:09:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:05] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 30/30 places, 62/62 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(F(p0))) U (p0 U p1))))'
Stuttering acceptance computed with spot in 227 ms :[true, p0, (AND p0 p1), p1, (AND p0 p1), p1]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-07
Entered a terminal (fully accepting) state of product in 190 steps with 4 reset in 2 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-07 finished in 332 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) U p1) U X((p2||(F(p3) U p4))))))'
Support contains 7 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:09:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:05] [INFO ] Invariant cache hit.
[2026-05-24 23:09:05] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:09:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:05] [INFO ] Invariant cache hit.
[2026-05-24 23:09:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:05] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 30/30 places, 62/62 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) U p1) U X(((F(p2) U p3)||p4)))))'
Stuttering acceptance computed with spot in 397 ms :[(AND (NOT p3) (NOT p4)), (AND (NOT p0) p1 (NOT p3) (NOT p4)), (AND (NOT p1) (NOT p3) (NOT p4)), (AND (NOT p3) (NOT p4)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-08
Stuttering criterion allowed to conclude after 18562 steps with 3174 reset in 28 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-08 finished in 628 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(G(p0))&&F(p1))))'
Support contains 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 5 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:09:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:05] [INFO ] Invariant cache hit.
[2026-05-24 23:09:05] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:09:05] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:05] [INFO ] Invariant cache hit.
[2026-05-24 23:09:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:05] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2026-05-24 23:09:05] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 86 ms. Remains : 30/30 places, 62/62 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-11
Stuttering criterion allowed to conclude after 33 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-11 finished in 241 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 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11503468304243279211.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7768698980997566309.kers'
[2026-05-24 23:09:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11503468304243279211.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7768698980997566309.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 43 rows 30 cols 126 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:09:06] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7768698980997566309.kers
Total runtime 1 ms.
[2026-05-24 23:09:06] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 23:09:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:06] [INFO ] Invariant cache hit.
[2026-05-24 23:09:06] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:06] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2026-05-24 23:09:06] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2026-05-24 23:09:06] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:06] [INFO ] Invariant cache hit.
[2026-05-24 23:09:06] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 562 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 873 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1442ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1443ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1533 ms. Remains : 30/30 places, 60/62 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 39 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-12
Stuttering criterion allowed to conclude after 45 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-12 finished in 1593 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))'
Support contains 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 8 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:07] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:07] [INFO ] Invariant cache hit.
[2026-05-24 23:09:07] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 23:09:07] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:07] [INFO ] Invariant cache hit.
[2026-05-24 23:09:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:07] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2026-05-24 23:09:07] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 82 ms. Remains : 30/30 places, 60/62 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 41 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-13
Stuttering criterion allowed to conclude after 74 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-13 finished in 145 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(p0))&&F(!p0))))'
Support contains 2 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2026-05-24 23:09:07] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5974752076954284037.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16779865062224299869.kers'
[2026-05-24 23:09:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5974752076954284037.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16779865062224299869.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 44 rows 30 cols 128 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:09:07] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16779865062224299869.kers
Total runtime 0 ms.
[2026-05-24 23:09:07] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 23:09:07] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:07] [INFO ] Invariant cache hit.
[2026-05-24 23:09:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:07] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2026-05-24 23:09:07] [INFO ] Flow matrix only has 44 transitions (discarded 18 similar events)
[2026-05-24 23:09:07] [INFO ] Invariant cache hit.
[2026-05-24 23:09:07] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/74 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 40 constraints, problems are : Problem set: 0 solved, 60 unsolved in 537 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 44/74 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/74 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 100 constraints, problems are : Problem set: 0 solved, 60 unsolved in 975 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1530ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 1530ms
Finished structural reductions in LTL mode , in 1 iterations and 1615 ms. Remains : 30/30 places, 62/62 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(p0))&&F(!p0))))'
Stuttering acceptance computed with spot in 197 ms :[true, (NOT p0), p0, (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-14
Stuttering criterion allowed to conclude after 8731 steps with 1406 reset in 14 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-14 finished in 1864 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U (p1 U p2)))'
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 62/62 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 2 place count 30 transition count 60
Applied a total of 2 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 60/62 (removed 2) transitions.
[2026-05-24 23:09:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10829930550647793059.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-249736424566852296.kers'
[2026-05-24 23:09:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10829930550647793059.kers, --Pflows, --basisKERS=/tmp/petrispot-output-249736424566852296.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 43 rows 30 cols 126 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-24 23:09:09] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-249736424566852296.kers
Total runtime 0 ms.
[2026-05-24 23:09:09] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 23:09:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:09] [INFO ] Invariant cache hit.
[2026-05-24 23:09:09] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 23:09:09] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2026-05-24 23:09:09] [INFO ] Redundant transitions in 0 ms returned []
Running 58 sub problems to find dead transitions.
[2026-05-24 23:09:09] [INFO ] Flow matrix only has 43 transitions (discarded 17 similar events)
[2026-05-24 23:09:09] [INFO ] Invariant cache hit.
[2026-05-24 23:09:09] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 40 constraints, problems are : Problem set: 0 solved, 58 unsolved in 552 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 58 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 8/40 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 58/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 58 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 98 constraints, problems are : Problem set: 0 solved, 58 unsolved in 842 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1400ms problems are : Problem set: 0 solved, 58 unsolved
Search for dead transitions found 0 dead transitions in 1400ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/30 places, 60/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1483 ms. Remains : 30/30 places, 60/62 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U (p1 U p2)))'
Stuttering acceptance computed with spot in 90 ms :[(NOT p2), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-a128-LTLFireability-15
Stuttering criterion allowed to conclude after 28 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-a128-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-a128-LTLFireability-15 finished in 1606 ms.
All properties solved by simple procedures.
Total runtime 21322 ms.

BK_STOP 1779664151405

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="FunctionPointer-PT-a128"
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 FunctionPointer-PT-a128, 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-177961073900052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-a128.tgz
mv FunctionPointer-PT-a128 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 ;