About the Execution of ITS-Tools for ClientsAndServers-PT-N0020P1
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16146.415 | 3600000.00 | 7168500.00 | 10307.40 | FFFFFTFFFF?TFFFF | normal |
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.r050-smll-177946901200347.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is ClientsAndServers-PT-N0020P1, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901200347
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 6.8K Mar 6 10:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Mar 6 10:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 6 10:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 6 10:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:10 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 10:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Mar 6 10:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 10:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 10:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 ClientsAndServers-PT-N0020P1-LTLCardinality-00
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-01
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-02
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-03
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-04
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-05
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-06
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-07
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-08
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-09
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-10
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-11
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-12
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-13
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-14
FORMULA_NAME ClientsAndServers-PT-N0020P1-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779644426165
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0020P1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 17:40:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 17:40:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 17:40:28] [INFO ] Load time of PNML (sax parser for PT used): 47 ms
[2026-05-24 17:40:28] [INFO ] Transformed 25 places.
[2026-05-24 17:40:28] [INFO ] Transformed 18 transitions.
[2026-05-24 17:40:28] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 198 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 13 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3124109203891202295.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9040078491385344951.kers'
[2026-05-24 17:40:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3124109203891202295.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9040078491385344951.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 54 entries
Finished phase 1 with 14 SingleSign rule and 3 generalized
[2026-05-24 17:40:28] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9040078491385344951.kers
Total runtime 1 ms.
[2026-05-24 17:40:28] [INFO ] Implicit Places using invariants in 278 ms returned []
[2026-05-24 17:40:28] [INFO ] Invariant cache hit.
[2026-05-24 17:40:28] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 17:40:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 33 constraints, problems are : Problem set: 0 solved, 17 unsolved in 741 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 50 constraints, problems are : Problem set: 0 solved, 17 unsolved in 658 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1437ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1456ms
Finished structural reductions in LTL mode , in 1 iterations and 1921 ms. Remains : 25/25 places, 18/18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 17:40:30] [INFO ] Invariant cache hit.
[2026-05-24 17:40:30] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 17:40:30] [INFO ] Invariant cache hit.
[2026-05-24 17:40:30] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 97 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 23 out of 25 places after structural reductions.
[2026-05-24 17:40:30] [INFO ] Flatten gal took : 24 ms
[2026-05-24 17:40:30] [INFO ] Flatten gal took : 9 ms
[2026-05-24 17:40:30] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 40083 steps (18 resets) in 353 ms. (113 steps per ms) remains 2/26 properties
BEST_FIRST walk for 40003 steps (8 resets) in 327 ms. (121 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 281 ms. (141 steps per ms) remains 2/2 properties
[2026-05-24 17:40:31] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp25 is UNSAT
After SMT solving in domain Real declared 21/43 variables, and 4 constraints, problems are : Problem set: 2 solved, 0 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 4/5 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
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) U X(p1)))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 12 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17974663046835411793.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15636868239977336919.kers'
[2026-05-24 17:40:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17974663046835411793.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15636868239977336919.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:40:31] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15636868239977336919.kers
Total runtime 0 ms.
[2026-05-24 17:40:32] [INFO ] Implicit Places using invariants in 62 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 66 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 80 ms. Remains : 21/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(p1)))'
Stuttering acceptance computed with spot in 449 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-02
Stuttering criterion allowed to conclude after 36586 steps with 0 reset in 315 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-02 finished in 987 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G((p0 U p1))) U G((!p1||X(!p1)))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13131750009837282943.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2914623285917771427.kers'
[2026-05-24 17:40:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13131750009837282943.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2914623285917771427.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 46 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:40:32] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2914623285917771427.kers
Total runtime 1 ms.
[2026-05-24 17:40:32] [INFO ] Implicit Places using invariants in 66 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 68 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 6 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 20/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G((p0 U p1))) U G((!p1||X(!p1)))))))'
Stuttering acceptance computed with spot in 294 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-03
Product exploration explored 100000 steps with 496 reset in 324 ms.
Product exploration explored 100000 steps with 516 reset in 394 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 77 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 4756 steps (1 resets) in 7 ms. (594 steps per ms) remains 0/4 properties
Knowledge based reduction with 2 factoid took 136 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 268 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Knowledge-based reduction took 497 ms.
Stuttering acceptance computed with spot in 236 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4724623087855315251.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6117060828116519479.kers'
[2026-05-24 17:40:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4724623087855315251.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6117060828116519479.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 20 cols 42 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:40:34] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6117060828116519479.kers
Total runtime 0 ms.
[2026-05-24 17:40:34] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-24 17:40:34] [INFO ] Invariant cache hit.
[2026-05-24 17:40:34] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 17:40:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 409 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 712ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 712ms
Finished structural reductions in LTL mode , in 1 iterations and 790 ms. Remains : 20/20 places, 18/18 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 57 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 3957 steps (0 resets) in 8 ms. (439 steps per ms) remains 0/4 properties
Knowledge based reduction with 2 factoid took 125 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 12 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 271 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Knowledge-based reduction took 458 ms.
Stuttering acceptance computed with spot in 230 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 220 ms :[p1, p1, p1, p1, (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 440 reset in 222 ms.
Stack based approach found an accepted trace after 63732 steps with 301 reset with depth 70 and stack size 70 in 198 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-03 finished in 4039 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
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 20 place count 13 transition count 10
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 24 place count 11 transition count 8
Applied a total of 24 rules in 49 ms. Remains 11 /25 variables (removed 14) and now considering 8/18 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15495885047176845744.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7409921094239950754.kers'
[2026-05-24 17:40:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15495885047176845744.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7409921094239950754.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 8 rows 10 cols 22 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 17:40:36] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7409921094239950754.kers
Total runtime 3 ms.
[2026-05-24 17:40:36] [INFO ] Implicit Places using invariants in 56 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 3 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6348332729383390553.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-236762103468689815.kers'
[2026-05-24 17:40:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6348332729383390553.kers, --Pflows, --basisKERS=/tmp/petrispot-output-236762103468689815.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 6 rows 7 cols 16 entries
Finished phase 1 with 4 SingleSign rule and 1 generalized
[2026-05-24 17:40:36] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-236762103468689815.kers
Total runtime 0 ms.
[2026-05-24 17:40:37] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 17:40:37] [INFO ] Invariant cache hit.
[2026-05-24 17:40:37] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 181 ms. Remains : 8/25 places, 6/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-04
Product exploration explored 100000 steps with 3972 reset in 251 ms.
Stack based approach found an accepted trace after 1092 steps with 49 reset with depth 34 and stack size 34 in 4 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-04 finished in 631 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((X(p1)||G(p0))))) U ((p0&&X((p0||X((X(p1)||G(p0))))))||X(G((p0||X((X(p1)||G(p0)))))))) U X(p2)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11188629010626704734.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13947005915012226534.kers'
[2026-05-24 17:40:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11188629010626704734.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13947005915012226534.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 50 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 17:40:37] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13947005915012226534.kers
Total runtime 1 ms.
[2026-05-24 17:40:37] [INFO ] Implicit Places using invariants in 41 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 22/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X((p0||X((X(p1)||G(p0))))) U (X(G((p0||X((X(p1)||G(p0))))))||(p0&&X((p0||X((X(p1)||G(p0)))))))) U X(p2)))'
Stuttering acceptance computed with spot in 618 ms :[(NOT p2), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p1)), true, (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-06 finished in 748 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 11 place count 18 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 15 place count 16 transition count 12
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 3 with 4 rules applied. Total rules applied 19 place count 14 transition count 10
Applied a total of 19 rules in 10 ms. Remains 14 /25 variables (removed 11) and now considering 10/18 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10572290372474392915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8719557348647988075.kers'
[2026-05-24 17:40:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10572290372474392915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8719557348647988075.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 10 rows 13 cols 28 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-24 17:40:38] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8719557348647988075.kers
Total runtime 0 ms.
[2026-05-24 17:40:38] [INFO ] Implicit Places using invariants in 39 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/25 places, 10/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 13 transition count 8
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 11 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 11 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 10 transition count 7
Applied a total of 6 rules in 5 ms. Remains 10 /13 variables (removed 3) and now considering 7/10 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15514665497724975348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11999646741102160449.kers'
[2026-05-24 17:40:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15514665497724975348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11999646741102160449.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 7 rows 10 cols 22 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 17:40:38] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11999646741102160449.kers
Total runtime 0 ms.
[2026-05-24 17:40:38] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 17:40:38] [INFO ] Invariant cache hit.
[2026-05-24 17:40:38] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 140 ms. Remains : 10/25 places, 7/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-07
Product exploration explored 100000 steps with 6 reset in 194 ms.
Stack based approach found an accepted trace after 38 steps with 3 reset with depth 29 and stack size 29 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-07 finished in 523 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((X(X(p0)) U (F(p1) U X(p2))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2709066252331493834.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14838952107464057984.kers'
[2026-05-24 17:40:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2709066252331493834.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14838952107464057984.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 46 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:40:38] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14838952107464057984.kers
Total runtime 0 ms.
[2026-05-24 17:40:38] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 20/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(p0)) U (F(p1) U X(p2))))))'
Stuttering acceptance computed with spot in 453 ms :[(NOT p2), (NOT p2), false, (NOT p2), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2) p0), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-08
Product exploration explored 100000 steps with 509 reset in 356 ms.
Product exploration explored 100000 steps with 512 reset in 469 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 5 factoid took 71 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
RANDOM walk for 4430 steps (0 resets) in 9 ms. (443 steps per ms) remains 0/8 properties
Knowledge based reduction with 5 factoid took 162 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 436 ms :[(NOT p2), (NOT p2), false, (NOT p2), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2) p0), (NOT p2)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11022108510115363505.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3680571887796298119.kers'
[2026-05-24 17:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11022108510115363505.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3680571887796298119.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 20 cols 42 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:40:40] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3680571887796298119.kers
Total runtime 1 ms.
Proved EG (NOT p2) asserting that LTL formula F !(NOT p2) is false.
Negative knowledge disproves property using: (F p2)
Knowledge-based reduction took 738 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-08 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-08 finished in 2122 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 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 11 place count 18 transition count 12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 15 place count 16 transition count 12
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 3 with 6 rules applied. Total rules applied 21 place count 13 transition count 9
Applied a total of 21 rules in 9 ms. Remains 13 /25 variables (removed 12) and now considering 9/18 (removed 9) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14730332699172478930.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17906511350036789293.kers'
[2026-05-24 17:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14730332699172478930.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17906511350036789293.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 13 cols 30 entries
Finished phase 1 with 7 SingleSign rule and 1 generalized
[2026-05-24 17:40:40] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17906511350036789293.kers
Total runtime 0 ms.
[2026-05-24 17:40:40] [INFO ] Implicit Places using invariants in 38 ms returned [9, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 9/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 10 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 10 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 9 transition count 7
Applied a total of 4 rules in 5 ms. Remains 9 /11 variables (removed 2) and now considering 7/9 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8374992546156973045.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10478073100323764626.kers'
[2026-05-24 17:40:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8374992546156973045.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10478073100323764626.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 7 rows 9 cols 20 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 17:40:40] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10478073100323764626.kers
Total runtime 1 ms.
[2026-05-24 17:40:40] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 17:40:41] [INFO ] Invariant cache hit.
[2026-05-24 17:40:41] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 131 ms. Remains : 9/25 places, 7/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-09
Stuttering criterion allowed to conclude after 32889 steps with 0 reset in 83 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-09 finished in 296 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U ((F(!p0) U G(p1)) U X(X(p2)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 2 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10619371942648661987.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14673307778908338389.kers'
[2026-05-24 17:40:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10619371942648661987.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14673307778908338389.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 50 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 17:40:41] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14673307778908338389.kers
Total runtime 0 ms.
[2026-05-24 17:40:41] [INFO ] Implicit Places using invariants in 44 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 50 ms. Remains : 22/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U ((F(!p0) U G(p1)) U X(X(p2)))))'
Stuttering acceptance computed with spot in 284 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-10
Product exploration explored 100000 steps with 24 reset in 297 ms.
Product exploration explored 100000 steps with 8 reset in 384 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 8 factoid took 85 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 13149 steps (6 resets) in 14 ms. (876 steps per ms) remains 0/7 properties
Knowledge based reduction with 8 factoid took 229 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 292 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16970363625272578924.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2893399890870195694.kers'
[2026-05-24 17:40:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16970363625272578924.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2893399890870195694.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 46 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 17:40:42] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2893399890870195694.kers
Total runtime 1 ms.
[2026-05-24 17:40:42] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 17:40:42] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 17:40:42] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-24 17:40:42] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-24 17:40:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 17:40:43] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 17:40:43] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 17:40:43] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2026-05-24 17:40:43] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-24 17:40:43] [INFO ] Added : 9 causal constraints over 2 iterations in 19 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 854 ms.
Stuttering acceptance computed with spot in 272 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 17:40:43] [INFO ] Invariant cache hit.
[2026-05-24 17:40:43] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 17:40:43] [INFO ] Invariant cache hit.
[2026-05-24 17:40:43] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 17:40:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 380 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 773ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 773ms
Finished structural reductions in LTL mode , in 1 iterations and 870 ms. Remains : 22/22 places, 18/18 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 5 factoid took 75 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
RANDOM walk for 4809 steps (1 resets) in 11 ms. (400 steps per ms) remains 0/7 properties
Knowledge based reduction with 5 factoid took 180 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 313 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
[2026-05-24 17:40:44] [INFO ] Invariant cache hit.
[2026-05-24 17:40:44] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 17:40:44] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-24 17:40:44] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-24 17:40:44] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-24 17:40:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 17:40:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 17:40:44] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-24 17:40:44] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-24 17:40:45] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 17:40:45] [INFO ] Added : 9 causal constraints over 2 iterations in 24 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 738 ms.
Stuttering acceptance computed with spot in 260 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
Stuttering acceptance computed with spot in 280 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), p0, (NOT p1)]
Product exploration explored 100000 steps with 53 reset in 173 ms.
Product exploration explored 100000 steps with 6 reset in 217 ms.
Spot run failed in 103 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/ltsmin13850582917775934279
[2026-05-24 17:40:46] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13850582917775934279
Running compilation step : cd /tmp/ltsmin13850582917775934279;'/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 414 ms.
Running link step : cd /tmp/ltsmin13850582917775934279;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 74 ms.
Running LTSmin : cd /tmp/ltsmin13850582917775934279;'/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/stateBased13806566577898466074.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 17:41:01] [INFO ] Invariant cache hit.
[2026-05-24 17:41:01] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 17:41:01] [INFO ] Invariant cache hit.
[2026-05-24 17:41:01] [INFO ] Implicit Places using invariants and state equation in 37 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 77 ms. Remains : 22/22 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin3676014053196800582
[2026-05-24 17:41:01] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3676014053196800582
Running compilation step : cd /tmp/ltsmin3676014053196800582;'/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 160 ms.
Running link step : cd /tmp/ltsmin3676014053196800582;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin3676014053196800582;'/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/stateBased17995300079128335222.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 17:41:16] [INFO ] Flatten gal took : 5 ms
[2026-05-24 17:41:16] [INFO ] Flatten gal took : 4 ms
[2026-05-24 17:41:16] [INFO ] Time to serialize gal into /tmp/LTL17054075826666578169.gal : 2 ms
[2026-05-24 17:41:16] [INFO ] Time to serialize properties into /tmp/LTL13887874033569029630.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17054075826666578169.gal' '-t' 'CGAL' '-hoa' '/tmp/aut812012554851037756.hoa' '-atoms' '/tmp/LTL13887874033569029630.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL13887874033569029630.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut812012554851037756.hoa
Detected timeout of ITS tools.
[2026-05-24 17:41:31] [INFO ] Flatten gal took : 6 ms
[2026-05-24 17:41:31] [INFO ] Flatten gal took : 5 ms
[2026-05-24 17:41:31] [INFO ] Time to serialize gal into /tmp/LTL17966725313322772248.gal : 2 ms
[2026-05-24 17:41:31] [INFO ] Time to serialize properties into /tmp/LTL14256727438027292530.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17966725313322772248.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14256727438027292530.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X("(SA<1)"))U(((F("(SA>=1)"))U(G("(CwG>=3)")))U(X(X("(SwG>=3)"))))))
Formula 0 simplified : X!"(SA<1)" R ((G!"(SA>=1)" R F!"(CwG>=3)") R XX!"(SwG>=3)")
Detected timeout of ITS tools.
[2026-05-24 17:41:46] [INFO ] Flatten gal took : 3 ms
[2026-05-24 17:41:46] [INFO ] Applying decomposition
[2026-05-24 17:41:46] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17901861393450358030.txt' '-o' '/tmp/graph17901861393450358030.bin' '-w' '/tmp/graph17901861393450358030.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17901861393450358030.bin' '-l' '-1' '-v' '-w' '/tmp/graph17901861393450358030.weights' '-q' '0' '-e' '0.001'
[2026-05-24 17:41:46] [INFO ] Decomposing Gal with order
[2026-05-24 17:41:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 17:41:46] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 17:41:46] [INFO ] Flatten gal took : 106 ms
[2026-05-24 17:41:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-24 17:41:46] [INFO ] Time to serialize gal into /tmp/LTL8437010726788526532.gal : 4 ms
[2026-05-24 17:41:46] [INFO ] Time to serialize properties into /tmp/LTL7128822812125573197.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8437010726788526532.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7128822812125573197.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((X("(u0.SA<1)"))U(((F("(u0.SA>=1)"))U(G("(i3.u4.CwG>=3)")))U(X(X("(i4.u6.SwG>=3)"))))))
Formula 0 simplified : X!"(u0.SA<1)" R ((G!"(u0.SA>=1)" R F!"(i3.u4.CwG>=3)") R XX!"(i4.u6.SwG>=3)")
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-10 finished in 80567 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X((!p1 U p2)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 5 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14951212861873546953.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1440653942349709255.kers'
[2026-05-24 17:42:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14951212861873546953.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1440653942349709255.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 46 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:42:01] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1440653942349709255.kers
Total runtime 1 ms.
[2026-05-24 17:42:01] [INFO ] Implicit Places using invariants in 53 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 20/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X((!p0 U p1))||p2)))'
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-13
Product exploration explored 100000 steps with 1326 reset in 453 ms.
Product exploration explored 100000 steps with 1314 reset in 200 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 7 factoid took 50 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40076 steps (13 resets) in 32 ms. (1214 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13714583390309867032.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6130774443827053485.kers'
[2026-05-24 17:42:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13714583390309867032.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6130774443827053485.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 20 cols 42 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 17:42:02] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6130774443827053485.kers
Total runtime 0 ms.
Problem apf2 is UNSAT
After SMT solving in domain Real declared 4/38 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 0/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 8 factoid took 103 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p2), (NOT p2)]
[2026-05-24 17:42:02] [INFO ] Invariant cache hit.
[2026-05-24 17:42:02] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 17:42:02] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2026-05-24 17:42:02] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 17:42:02] [INFO ] Added : 13 causal constraints over 3 iterations in 26 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 413 ms.
Stuttering acceptance computed with spot in 112 ms :[(NOT p2), (NOT p2)]
Support contains 3 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 20 transition count 10
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 12 transition count 10
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 12 transition count 8
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 20 place count 10 transition count 8
Applied a total of 20 rules in 4 ms. Remains 10 /20 variables (removed 10) and now considering 8/18 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16090182017739352821.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9143059648785856761.kers'
[2026-05-24 17:42:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16090182017739352821.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9143059648785856761.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 10 cols 22 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 17:42:03] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9143059648785856761.kers
Total runtime 0 ms.
[2026-05-24 17:42:03] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 17:42:03] [INFO ] Invariant cache hit.
[2026-05-24 17:42:03] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2026-05-24 17:42:03] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-24 17:42:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 388ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 389ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/20 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 498 ms. Remains : 10/20 places, 8/18 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 3 factoid took 63 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 1433 steps (2 resets) in 4 ms. (286 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p2), (NOT p2)]
[2026-05-24 17:42:03] [INFO ] Invariant cache hit.
[2026-05-24 17:42:03] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 17:42:03] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-24 17:42:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 17:42:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 16 ms returned sat
[2026-05-24 17:42:03] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-24 17:42:03] [INFO ] Computed and/alt/rep : 7/7/7 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 17:42:04] [INFO ] Added : 3 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p2)
Knowledge-based reduction took 392 ms.
Stuttering acceptance computed with spot in 101 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 5869 reset in 87 ms.
Stack based approach found an accepted trace after 1053 steps with 67 reset with depth 15 and stack size 15 in 1 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-13 finished in 2565 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 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
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 20 place count 13 transition count 10
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 28 place count 9 transition count 6
Applied a total of 28 rules in 3 ms. Remains 9 /25 variables (removed 16) and now considering 6/18 (removed 12) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13519386426119066327.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12098086450470638004.kers'
[2026-05-24 17:42:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13519386426119066327.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12098086450470638004.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 6 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 17:42:04] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12098086450470638004.kers
Total runtime 0 ms.
[2026-05-24 17:42:04] [INFO ] Implicit Places using invariants in 43 ms returned [5, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/25 places, 6/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 5
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 6 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 5 transition count 4
Applied a total of 4 rules in 1 ms. Remains 5 /7 variables (removed 2) and now considering 4/6 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12696250824230398198.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-116238950794426138.kers'
[2026-05-24 17:42:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12696250824230398198.kers, --Pflows, --basisKERS=/tmp/petrispot-output-116238950794426138.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 8 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 17:42:04] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-116238950794426138.kers
Total runtime 1 ms.
[2026-05-24 17:42:04] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 17:42:04] [INFO ] Invariant cache hit.
[2026-05-24 17:42:04] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/25 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 112 ms. Remains : 5/25 places, 4/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 69 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P1-LTLCardinality-15
Product exploration explored 100000 steps with 15997 reset in 52 ms.
Stack based approach found an accepted trace after 14 steps with 1 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P1-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P1-LTLCardinality-15 finished in 268 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U ((F(!p0) U G(p1)) U X(X(p2)))))'
Spot run failed in 88 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-24 17:42:04] [INFO ] Flatten gal took : 3 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin15585174220785854819
[2026-05-24 17:42:04] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2026-05-24 17:42:04] [INFO ] Applying decomposition
[2026-05-24 17:42:04] [INFO ] Flatten gal took : 2 ms
[2026-05-24 17:42:04] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 17:42:04] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2026-05-24 17:42:04] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 17:42:04] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2026-05-24 17:42:04] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 17:42:04] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15585174220785854819
Running compilation step : cd /tmp/ltsmin15585174220785854819;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' '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'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14853613160995336902.txt' '-o' '/tmp/graph14853613160995336902.bin' '-w' '/tmp/graph14853613160995336902.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14853613160995336902.bin' '-l' '-1' '-v' '-w' '/tmp/graph14853613160995336902.weights' '-q' '0' '-e' '0.001'
[2026-05-24 17:42:04] [INFO ] Decomposing Gal with order
[2026-05-24 17:42:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 17:42:04] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 17:42:04] [INFO ] Flatten gal took : 6 ms
[2026-05-24 17:42:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-24 17:42:04] [INFO ] Time to serialize gal into /tmp/LTLCardinality16349048165524734124.gal : 2 ms
[2026-05-24 17:42:04] [INFO ] Time to serialize properties into /tmp/LTLCardinality5165143527708186133.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality16349048165524734124.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality5165143527708186133.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X("(i3.u7.SA<1)"))U(((F("(i3.u7.SA>=1)"))U(G("(i0.u8.CwG>=3)")))U(X(X("(i1.u3.SwG>=3)"))))))
Formula 0 simplified : X!"(i3.u7.SA<1)" R ((G!"(i3.u7.SA>=1)" R F!"(i0.u8.CwG>=3)") R XX!"(i1.u3.SwG>=3)")
Compilation finished in 249 ms.
Running link step : cd /tmp/ltsmin15585174220785854819;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin15585174220785854819;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '(X((LTLAPp0==true)) U ((<>(!(LTLAPp0==true)) U []((LTLAPp1==true))) U X(X((LTLAPp2==true)))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-24 18:02:36] [INFO ] Flatten gal took : 11 ms
[2026-05-24 18:02:36] [INFO ] Time to serialize gal into /tmp/LTLCardinality14070332897002379143.gal : 1 ms
[2026-05-24 18:02:36] [INFO ] Time to serialize properties into /tmp/LTLCardinality3343336220230923821.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality14070332897002379143.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality3343336220230923821.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 1 LTL properties
Checking formula 0 : !(((X("(SA<1)"))U(((F("(SA>=1)"))U(G("(CwG>=3)")))U(X(X("(SwG>=3)"))))))
Formula 0 simplified : X!"(SA<1)" R ((G!"(SA>=1)" R F!"(CwG>=3)") R XX!"(SwG>=3)")
Detected timeout of ITS tools.
[2026-05-24 18:23:09] [INFO ] Flatten gal took : 3 ms
[2026-05-24 18:23:09] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-24 18:23:09] [INFO ] Transformed 25 places.
[2026-05-24 18:23:09] [INFO ] Transformed 18 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-24 18:23:09] [INFO ] Time to serialize gal into /tmp/LTLCardinality9842135161792286980.gal : 1 ms
[2026-05-24 18:23:09] [INFO ] Time to serialize properties into /tmp/LTLCardinality10547090449202910035.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality9842135161792286980.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality10547090449202910035.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...343
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !(((X("(SA<1)"))U(((F("(SA>=1)"))U(G("(CwG>=3)")))U(X(X("(SwG>=3)"))))))
Formula 0 simplified : X!"(SA<1)" R ((G!"(SA>=1)" R F!"(CwG>=3)") R XX!"(SwG>=3)")
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ClientsAndServers-PT-N0020P1"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is ClientsAndServers-PT-N0020P1, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r050-smll-177946901200347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P1.tgz
mv ClientsAndServers-PT-N0020P1 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;