About the Execution of ITS-Tools for ClientsAndServers-PT-N0010P0
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1118.275 | 141219.00 | 203724.00 | 687.60 | FFFFTFFFFTFFTFTT | 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-177946901200316.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-N0010P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901200316
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 7.7K Mar 6 10:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 6 10:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 6 10:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 6 10:55 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 08:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 6 10:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 10:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 6 10:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 6 10:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:09 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 9.1K 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-N0010P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0010P0-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779618169320
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0010P0
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 10:22:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 10:22:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 10:22:52] [INFO ] Load time of PNML (sax parser for PT used): 72 ms
[2026-05-24 10:22:52] [INFO ] Transformed 25 places.
[2026-05-24 10:22:52] [INFO ] Transformed 18 transitions.
[2026-05-24 10:22:52] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 288 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 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 16 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-5217200049495244737.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7755681480588924728.kers'
[2026-05-24 10:22:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5217200049495244737.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7755681480588924728.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 10:22:52] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7755681480588924728.kers
Total runtime 9 ms.
[2026-05-24 10:22:52] [INFO ] Implicit Places using invariants in 320 ms returned []
[2026-05-24 10:22:52] [INFO ] Invariant cache hit.
[2026-05-24 10:22:52] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 498 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 10:22:52] [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 893 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 695 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 1630ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1653ms
Finished structural reductions in LTL mode , in 1 iterations and 2239 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 3 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 10:22:54] [INFO ] Invariant cache hit.
[2026-05-24 10:22:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-24 10:22:54] [INFO ] Invariant cache hit.
[2026-05-24 10:22:54] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 127 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 22 out of 25 places after structural reductions.
[2026-05-24 10:22:55] [INFO ] Flatten gal took : 33 ms
[2026-05-24 10:22:55] [INFO ] Flatten gal took : 10 ms
[2026-05-24 10:22:55] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 23 to 22
RANDOM walk for 32947 steps (26 resets) in 398 ms. (82 steps per ms) remains 0/22 properties
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(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 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 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 1 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 33 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-6402936000823512006.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8050130698460143784.kers'
[2026-05-24 10:22:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6402936000823512006.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8050130698460143784.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 9 rows 12 cols 26 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-24 10:22:56] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8050130698460143784.kers
Total runtime 0 ms.
[2026-05-24 10:22:56] [INFO ] Implicit Places using invariants in 53 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 55 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/25 places, 9/18 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 12 transition count 7
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 10 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 10 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 9 transition count 6
Applied a total of 6 rules in 10 ms. Remains 9 /12 variables (removed 3) and now considering 6/9 (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-8634957672363649929.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9940744299953404487.kers'
[2026-05-24 10:22:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8634957672363649929.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9940744299953404487.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 6 rows 9 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 10:22:56] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9940744299953404487.kers
Total runtime 0 ms.
[2026-05-24 10:22:56] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 10:22:56] [INFO ] Invariant cache hit.
[2026-05-24 10:22:56] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 167 ms. Remains : 9/25 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 357 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-01
Stuttering criterion allowed to conclude after 3976 steps with 2 reset in 52 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-01 finished in 712 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||F(p1))) U X(X((p2&&X(F(p1)))))))'
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 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-6092301975191751183.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4731196761951133634.kers'
[2026-05-24 10:22:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6092301975191751183.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4731196761951133634.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 10:22:56] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4731196761951133634.kers
Total runtime 0 ms.
[2026-05-24 10:22:56] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-24 10:22:56] [INFO ] Invariant cache hit.
[2026-05-24 10:22:56] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 10:22:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 533 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 513 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1058ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1059ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1168 ms. Remains : 21/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||F(p1))) U X(X((p2&&X(F(p1)))))))'
Stuttering acceptance computed with spot in 270 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-02
Product exploration explored 100000 steps with 1354 reset in 514 ms.
Product exploration explored 100000 steps with 1236 reset in 577 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 4 factoid took 98 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 2307 steps (1 resets) in 8 ms. (256 steps per ms) remains 0/4 properties
Knowledge based reduction with 4 factoid took 150 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
[2026-05-24 10:22:59] [INFO ] Invariant cache hit.
[2026-05-24 10:22:59] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:22:59] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2026-05-24 10:22:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 10:22:59] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:22:59] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2026-05-24 10:22:59] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-24 10:22:59] [INFO ] Added : 11 causal constraints over 3 iterations in 43 ms. Result :sat
Could not prove EG (NOT p2)
[2026-05-24 10:22:59] [INFO ] Invariant cache hit.
[2026-05-24 10:23:00] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:23:00] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-24 10:23:00] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-24 10:23:00] [INFO ] Added : 1 causal constraints over 1 iterations in 20 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 866 ms.
Stuttering acceptance computed with spot in 302 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 10:23:00] [INFO ] Invariant cache hit.
[2026-05-24 10:23:00] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 10:23:00] [INFO ] Invariant cache hit.
[2026-05-24 10:23:00] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 95 ms. Remains : 21/21 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 4 factoid took 87 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 2950 steps (2 resets) in 6 ms. (421 steps per ms) remains 0/4 properties
Knowledge based reduction with 4 factoid took 158 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 263 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
[2026-05-24 10:23:00] [INFO ] Invariant cache hit.
[2026-05-24 10:23:01] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:23:01] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-24 10:23:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 10:23:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 10:23:01] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2026-05-24 10:23:01] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-24 10:23:01] [INFO ] Added : 11 causal constraints over 3 iterations in 28 ms. Result :sat
Could not prove EG (NOT p2)
[2026-05-24 10:23:01] [INFO ] Invariant cache hit.
[2026-05-24 10:23:01] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:23:01] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-24 10:23:01] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-24 10:23:01] [INFO ] Added : 1 causal constraints over 1 iterations in 16 ms. Result :sat
Could not prove EG (NOT p1)
Knowledge-based reduction took 790 ms.
Stuttering acceptance computed with spot in 273 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 258 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 1361 reset in 235 ms.
Product exploration explored 100000 steps with 1370 reset in 269 ms.
Spot run failed in 119 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/ltsmin14656354062222352673
[2026-05-24 10:23:02] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14656354062222352673
Running compilation step : cd /tmp/ltsmin14656354062222352673;'/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 443 ms.
Running link step : cd /tmp/ltsmin14656354062222352673;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin14656354062222352673;'/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/stateBased17135793056714686772.hoa' '--buchi-type=spotba'
LTSmin run took 61 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-02 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-02 finished in 6510 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0||X(X(p1))) U (G((p0||X(X(p1))))||(p2&&(p0||X(X(p1)))))))))'
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 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 1 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-12756623585759693452.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10440140152711758582.kers'
[2026-05-24 10:23:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12756623585759693452.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10440140152711758582.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 10:23:03] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10440140152711758582.kers
Total runtime 0 ms.
[2026-05-24 10:23:03] [INFO ] Implicit Places using invariants in 39 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 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 0 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 42 ms. Remains : 21/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((X(X(p0))||p1) U (G((p1||X(X(p0))))||(p2&&(X(X(p0))||p1)))))))'
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-04
Product exploration explored 100000 steps with 4563 reset in 113 ms.
Product exploration explored 100000 steps with 4510 reset in 110 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 99 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 3535 steps (3 resets) in 9 ms. (353 steps per ms) remains 0/5 properties
Knowledge based reduction with 5 factoid took 170 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT 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-4730762353305150000.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3399144265117336376.kers'
[2026-05-24 10:23:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4730762353305150000.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3399144265117336376.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 21 cols 44 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 10:23:04] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3399144265117336376.kers
Total runtime 0 ms.
[2026-05-24 10:23:04] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 10:23:04] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-24 10:23:04] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-24 10:23:04] [INFO ] Added : 5 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 625 ms.
Stuttering acceptance computed with spot in 267 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 10:23:04] [INFO ] Invariant cache hit.
[2026-05-24 10:23:04] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 10:23:04] [INFO ] Invariant cache hit.
[2026-05-24 10:23:04] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 10:23:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 489 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 402 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 898ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 899ms
Finished structural reductions in LTL mode , in 1 iterations and 999 ms. Remains : 21/21 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 81 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 2438 steps (1 resets) in 6 ms. (348 steps per ms) remains 0/5 properties
Knowledge based reduction with 5 factoid took 177 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2026-05-24 10:23:06] [INFO ] Invariant cache hit.
[2026-05-24 10:23:06] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 10:23:06] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-24 10:23:06] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-24 10:23:06] [INFO ] Added : 5 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Knowledge-based reduction took 593 ms.
Stuttering acceptance computed with spot in 253 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 251 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4560 reset in 164 ms.
Product exploration explored 100000 steps with 4505 reset in 175 ms.
Spot run failed in 55 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/ltsmin16815934910495212363
[2026-05-24 10:23:07] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16815934910495212363
Running compilation step : cd /tmp/ltsmin16815934910495212363;'/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 155 ms.
Running link step : cd /tmp/ltsmin16815934910495212363;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin16815934910495212363;'/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/stateBased4945360500523716244.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-24 10:23:22] [INFO ] Invariant cache hit.
[2026-05-24 10:23:22] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 10:23:22] [INFO ] Invariant cache hit.
[2026-05-24 10:23:22] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 120 ms. Remains : 21/21 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin15773288016896595157
[2026-05-24 10:23:22] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15773288016896595157
Running compilation step : cd /tmp/ltsmin15773288016896595157;'/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 163 ms.
Running link step : cd /tmp/ltsmin15773288016896595157;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin15773288016896595157;'/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/stateBased5157182157605707966.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-24 10:23:37] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:23:37] [INFO ] Flatten gal took : 4 ms
[2026-05-24 10:23:37] [INFO ] Time to serialize gal into /tmp/LTL4012184385304069858.gal : 2 ms
[2026-05-24 10:23:37] [INFO ] Time to serialize properties into /tmp/LTL4389317886487207616.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4012184385304069858.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12430789297743240099.hoa' '-atoms' '/tmp/LTL4389317886487207616.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/LTL4389317886487207616.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12430789297743240099.hoa
Detected timeout of ITS tools.
[2026-05-24 10:23:52] [INFO ] Flatten gal took : 4 ms
[2026-05-24 10:23:52] [INFO ] Flatten gal took : 4 ms
[2026-05-24 10:23:52] [INFO ] Time to serialize gal into /tmp/LTL3958649376054784291.gal : 1 ms
[2026-05-24 10:23:52] [INFO ] Time to serialize properties into /tmp/LTL12961713518856018075.ltl : 2 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/LTL3958649376054784291.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12961713518856018075.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F(((X(X("(SpG>=1)")))||("((CA>=1)&&(CwA>=1))"))U((G(("((CA>=1)&&(CwA>=1))")||(X(X("(SpG>=1)")))))||(("(Cb<1)")&&((X(X("(SpG>=1)")...189
Formula 0 simplified : XG(!"(Cb<1)" U (!"((CA>=1)&&(CwA>=1))" & XX!"(SpG>=1)"))
Detected timeout of ITS tools.
[2026-05-24 10:24:07] [INFO ] Flatten gal took : 3 ms
[2026-05-24 10:24:07] [INFO ] Applying decomposition
[2026-05-24 10:24:07] [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/graph4048422491736786550.txt' '-o' '/tmp/graph4048422491736786550.bin' '-w' '/tmp/graph4048422491736786550.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4048422491736786550.bin' '-l' '-1' '-v' '-w' '/tmp/graph4048422491736786550.weights' '-q' '0' '-e' '0.001'
[2026-05-24 10:24:07] [INFO ] Decomposing Gal with order
[2026-05-24 10:24:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 10:24:07] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 10:24:07] [INFO ] Flatten gal took : 70 ms
[2026-05-24 10:24:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-24 10:24:07] [INFO ] Time to serialize gal into /tmp/LTL2164047538924632814.gal : 1 ms
[2026-05-24 10:24:07] [INFO ] Time to serialize properties into /tmp/LTL3210031844618000195.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/LTL2164047538924632814.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3210031844618000195.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(F(((X(X("(u5.SpG>=1)")))||("((u4.CA>=1)&&(u4.CwA>=1))"))U((G(("((u4.CA>=1)&&(u4.CwA>=1))")||(X(X("(u5.SpG>=1)")))))||(("(u3.Cb<1)...219
Formula 0 simplified : XG(!"(u3.Cb<1)" U (!"((u4.CA>=1)&&(u4.CwA>=1))" & XX!"(u5.SpG>=1)"))
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-04 finished in 79522 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 21 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 14 place count 16 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 16 transition count 11
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 18 place count 14 transition count 11
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 2 with 6 rules applied. Total rules applied 24 place count 11 transition count 8
Applied a total of 24 rules in 7 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-17834101550430509068.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1312966655554637822.kers'
[2026-05-24 10:24:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17834101550430509068.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1312966655554637822.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 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 10:24:22] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1312966655554637822.kers
Total runtime 1 ms.
[2026-05-24 10:24:22] [INFO ] Implicit Places using invariants in 57 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 59 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 places, 8/18 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 9 transition count 7
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 8 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 7 transition count 6
Applied a total of 4 rules in 2 ms. Remains 7 /9 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-15647606135211246280.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17161837053958866399.kers'
[2026-05-24 10:24:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15647606135211246280.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17161837053958866399.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 6 rows 6 cols 14 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 10:24:22] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17161837053958866399.kers
Total runtime 0 ms.
[2026-05-24 10:24:22] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 10:24:22] [INFO ] Invariant cache hit.
[2026-05-24 10:24:22] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 122 ms. Remains : 7/25 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' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-05
Product exploration explored 100000 steps with 12 reset in 140 ms.
Stack based approach found an accepted trace after 64 steps with 0 reset with depth 65 and stack size 65 in 6 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-05 finished in 327 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&&X((!p0 U (X(X((!p1&&F(G(p2)))))||G(!p0))))))))'
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 10 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-7984240462560068229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14807219740886555113.kers'
[2026-05-24 10:24:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7984240462560068229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14807219740886555113.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 10:24:23] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14807219740886555113.kers
Total runtime 0 ms.
[2026-05-24 10:24:23] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-24 10:24:23] [INFO ] Invariant cache hit.
[2026-05-24 10:24:23] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 10:24:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 501 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 382 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 900ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 900ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1036 ms. Remains : 21/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((X((!p0 U (X(X((!p1&&F(G(p2)))))||G(!p0))))&&!p0))))'
Stuttering acceptance computed with spot in 608 ms :[p0, p0, (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), (AND p0 (NOT p2)), (AND p0 (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-06
Product exploration explored 100000 steps with 3 reset in 349 ms.
Stack based approach found an accepted trace after 34449 steps with 1 reset with depth 21907 and stack size 21907 in 139 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-06 finished in 2215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U p1))'
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 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 21 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 14 place count 16 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 16 transition count 11
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 18 place count 14 transition count 11
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 2 with 6 rules applied. Total rules applied 24 place count 11 transition count 8
Applied a total of 24 rules in 5 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-15630499073283955863.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5873588427383311749.kers'
[2026-05-24 10:24:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15630499073283955863.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5873588427383311749.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 11 cols 24 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-24 10:24:25] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5873588427383311749.kers
Total runtime 1 ms.
[2026-05-24 10:24:25] [INFO ] Implicit Places using invariants in 60 ms returned [7, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 61 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 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 9 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 7 transition count 6
Applied a total of 4 rules in 2 ms. Remains 7 /9 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-16389153123299064728.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5722368714525990286.kers'
[2026-05-24 10:24:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16389153123299064728.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5722368714525990286.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 6 rows 7 cols 14 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 10:24:25] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5722368714525990286.kers
Total runtime 1 ms.
[2026-05-24 10:24:25] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 10:24:25] [INFO ] Invariant cache hit.
[2026-05-24 10:24:25] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 165 ms. Remains : 7/25 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' '!((F(G(p0)) U p1))'
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-07
Stuttering criterion allowed to conclude after 10294 steps with 0 reset in 20 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-07 finished in 322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X((!p0||X(p1))) U ((!p2&&X((!p0||X(p1))))||X(G((!p0||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 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-5139562328148122002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6165238920884372417.kers'
[2026-05-24 10:24:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5139562328148122002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6165238920884372417.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 23 cols 50 entries
Finished phase 1 with 15 SingleSign rule and 2 generalized
[2026-05-24 10:24:25] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6165238920884372417.kers
Total runtime 1 ms.
[2026-05-24 10:24:25] [INFO ] Implicit Places using invariants in 43 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 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 47 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(X((X((!p0||X(p1))) U (X(G((!p0||X(p1))))||(!p2&&X((!p0||X(p1)))))))))'
Stuttering acceptance computed with spot in 348 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p1), true, (AND p0 (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-09
Product exploration explored 100000 steps with 25000 reset in 98 ms.
Product exploration explored 100000 steps with 25000 reset in 142 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 4 factoid took 55 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 1588 steps (0 resets) in 5 ms. (264 steps per ms) remains 0/2 properties
Knowledge based reduction with 4 factoid took 71 ms. Reduced automaton from 6 states, 6 edges and 2 AP (stutter sensitive) to 6 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Knowledge-based reduction took 339 ms.
Stuttering acceptance computed with spot in 270 ms :[(AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Support contains 6 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.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6792644636287497244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11251489722124936672.kers'
[2026-05-24 10:24:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6792644636287497244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11251489722124936672.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 46 entries
Finished phase 1 with 15 SingleSign rule and 2 generalized
[2026-05-24 10:24:26] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11251489722124936672.kers
Total runtime 0 ms.
[2026-05-24 10:24:26] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 10:24:26] [INFO ] Invariant cache hit.
[2026-05-24 10:24:26] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2026-05-24 10:24:26] [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, 1/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (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 510 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 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, 1/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (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 493 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 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 1008ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1009ms
Finished structural reductions in LTL mode , in 1 iterations and 1108 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 1 factoid took 68 ms. Reduced automaton from 6 states, 6 edges and 2 AP (stutter sensitive) to 6 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 1588 steps (0 resets) in 6 ms. (226 steps per ms) remains 0/2 properties
Knowledge based reduction with 1 factoid took 97 ms. Reduced automaton from 6 states, 6 edges and 2 AP (stutter sensitive) to 6 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[(AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Knowledge-based reduction took 437 ms.
Stuttering acceptance computed with spot in 268 ms :[(AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 268 ms :[(AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 324 ms.
Product exploration explored 100000 steps with 25000 reset in 353 ms.
Spot run failed in 53 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/ltsmin136204324305918061
[2026-05-24 10:24:29] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin136204324305918061
Running compilation step : cd /tmp/ltsmin136204324305918061;'/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 104 ms.
Running link step : cd /tmp/ltsmin136204324305918061;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin136204324305918061;'/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/stateBased1107175861490429693.hoa' '--buchi-type=spotba'
LTSmin run took 15 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-09 finished in 4326 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0&&G(p1)) U X(X(X(p2)))))'
Support contains 5 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 1 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-10921852978742251781.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13000612119112447683.kers'
[2026-05-24 10:24:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10921852978742251781.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13000612119112447683.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 10:24:29] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13000612119112447683.kers
Total runtime 0 ms.
[2026-05-24 10:24:29] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 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 38 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' '!(((!p0&&G(p1)) U X(X(X(p2)))))'
Stuttering acceptance computed with spot in 721 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p2), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-10
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-10 finished in 796 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(!p0) U p1)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
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-10005372643644188594.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15525180706249871985.kers'
[2026-05-24 10:24:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10005372643644188594.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15525180706249871985.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 10:24:30] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15525180706249871985.kers
Total runtime 0 ms.
[2026-05-24 10:24:30] [INFO ] Implicit Places using invariants in 46 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 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 49 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(!p0) U p1)))'
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (NOT p1), true, p0]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-11 finished in 256 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 4 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 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 22 transition count 17
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 6 place count 21 transition count 16
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 20 transition count 16
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 7 place count 20 transition count 12
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 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 8 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-4372183621731683938.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7631781179901238215.kers'
[2026-05-24 10:24:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4372183621731683938.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7631781179901238215.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 8 SingleSign rule and 1 generalized
[2026-05-24 10:24:30] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7631781179901238215.kers
Total runtime 0 ms.
[2026-05-24 10:24:30] [INFO ] Implicit Places using invariants in 42 ms returned [8, 13]
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 : 12/25 places, 10/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 12 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 11 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 11 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 10 transition count 8
Applied a total of 4 rules in 3 ms. Remains 10 /12 variables (removed 2) and now considering 8/10 (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-14183307691201199468.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9924208569657176484.kers'
[2026-05-24 10:24:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14183307691201199468.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9924208569657176484.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 10:24:30] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9924208569657176484.kers
Total runtime 0 ms.
[2026-05-24 10:24:30] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 10:24:30] [INFO ] Invariant cache hit.
[2026-05-24 10:24:31] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/25 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 129 ms. Remains : 10/25 places, 8/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-12
Product exploration explored 100000 steps with 15155 reset in 109 ms.
Product exploration explored 100000 steps with 15075 reset in 127 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 172 steps (0 resets) in 4 ms. (34 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
[2026-05-24 10:24:31] [INFO ] Invariant cache hit.
[2026-05-24 10:24:31] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 10:24:31] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-24 10:24:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 10:24:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-24 10:24:31] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-24 10:24:31] [INFO ] Computed and/alt/rep : 7/8/7 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 10:24:31] [INFO ] Added : 1 causal constraints over 1 iterations in 17 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 330 ms.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2026-05-24 10:24:31] [INFO ] Invariant cache hit.
[2026-05-24 10:24:31] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 10:24:31] [INFO ] Invariant cache hit.
[2026-05-24 10:24:31] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2026-05-24 10:24:31] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-24 10:24:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 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 151 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) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/18 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 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 139 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 307ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 307ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 408 ms. Remains : 10/10 places, 8/8 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 62 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 172 steps (0 resets) in 4 ms. (34 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2026-05-24 10:24:32] [INFO ] Invariant cache hit.
[2026-05-24 10:24:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 10:24:32] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-24 10:24:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 10:24:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-24 10:24:32] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-24 10:24:32] [INFO ] Computed and/alt/rep : 7/8/7 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-24 10:24:32] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 297 ms.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 15116 reset in 87 ms.
Product exploration explored 100000 steps with 15122 reset in 113 ms.
Built C files in :
/tmp/ltsmin2369782779275253822
[2026-05-24 10:24:32] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2026-05-24 10:24:32] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:32] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2026-05-24 10:24:32] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:32] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2026-05-24 10:24:32] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:32] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2369782779275253822
Running compilation step : cd /tmp/ltsmin2369782779275253822;'/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 121 ms.
Running link step : cd /tmp/ltsmin2369782779275253822;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin2369782779275253822;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11395101524099006034.hoa' '--buchi-type=spotba'
LTSmin run took 22 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-12 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-12 finished in 2084 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 4 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 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 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 11 place count 18 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 12 place count 17 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 12 place count 17 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 16 place count 15 transition count 12
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 18 place count 14 transition count 11
Applied a total of 18 rules in 6 ms. Remains 14 /25 variables (removed 11) and now considering 11/18 (removed 7) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10015006560335045400.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6715536907339047223.kers'
[2026-05-24 10:24:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10015006560335045400.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6715536907339047223.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 11 rows 14 cols 32 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-24 10:24:32] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6715536907339047223.kers
Total runtime 0 ms.
[2026-05-24 10:24:33] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 10:24:33] [INFO ] Invariant cache hit.
[2026-05-24 10:24:33] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2026-05-24 10:24:33] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2026-05-24 10:24:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 10 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 10/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 28 constraints, problems are : Problem set: 0 solved, 10 unsolved in 244 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 492ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 494ms
Starting structural reductions in SI_LTL mode, iteration 1 : 14/25 places, 11/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 589 ms. Remains : 14/25 places, 11/18 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 155 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-13
Product exploration explored 100000 steps with 5659 reset in 141 ms.
Stack based approach found an accepted trace after 41896 steps with 2412 reset with depth 27 and stack size 27 in 69 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-13 finished in 990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U (p1||G(!p0)))))'
Support contains 2 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-3077727595107321088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11403588608074985892.kers'
[2026-05-24 10:24:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3077727595107321088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11403588608074985892.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 10:24:33] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11403588608074985892.kers
Total runtime 1 ms.
[2026-05-24 10:24:34] [INFO ] Implicit Places using invariants in 48 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 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 53 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((!p0 U (G(!p0)||p1))))'
Stuttering acceptance computed with spot in 118 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 76 ms.
Product exploration explored 100000 steps with 50000 reset in 96 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 7 factoid took 18 ms. Proved property starting from automaton with 3 states, 4 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 24 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-14 finished in 405 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((((p1 U p2) U X((p3||F(!p4))))||p0)))'
Support contains 5 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 1 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-8693850048809048284.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14894673820504447931.kers'
[2026-05-24 10:24:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8693850048809048284.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14894673820504447931.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 22 cols 48 entries
Finished phase 1 with 16 SingleSign rule and 1 generalized
[2026-05-24 10:24:34] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14894673820504447931.kers
Total runtime 1 ms.
[2026-05-24 10:24:34] [INFO ] Implicit Places using invariants in 48 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 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 2 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 60 ms. Remains : 21/25 places, 18/18 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((((p1 U p2) U X((p3||F(!p4))))||p0)))'
Stuttering acceptance computed with spot in 397 ms :[(AND (NOT p0) (NOT p3) p4), (AND (NOT p0) (NOT p3) p4), (AND p4 (NOT p3)), (AND (NOT p3) p4), (AND (NOT p2) (NOT p3) p4), p4, (AND (NOT p2) p4)]
Running random walk in product with property : ClientsAndServers-PT-N0010P0-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 97 ms.
Product exploration explored 100000 steps with 50000 reset in 109 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 14 factoid took 16 ms. Proved property starting from automaton with 7 states, 13 edges and 5 AP (stutter sensitive
Knowledge-based reduction took 17 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0010P0-LTLFireability-15 finished in 743 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((p0||X(X(p1))) U (G((p0||X(X(p1))))||(p2&&(p0||X(X(p1)))))))))'
Spot run failed in 79 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 10:24:35] [INFO ] Flatten gal took : 4 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9492444487414021230
[2026-05-24 10:24:35] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2026-05-24 10:24:35] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:35] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2026-05-24 10:24:35] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:35] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2026-05-24 10:24:35] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 10:24:35] [INFO ] Applying decomposition
[2026-05-24 10:24:35] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9492444487414021230
Running compilation step : cd /tmp/ltsmin9492444487414021230;'/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'
[2026-05-24 10:24:35] [INFO ] Flatten gal took : 4 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/graph12943662276132303212.txt' '-o' '/tmp/graph12943662276132303212.bin' '-w' '/tmp/graph12943662276132303212.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12943662276132303212.bin' '-l' '-1' '-v' '-w' '/tmp/graph12943662276132303212.weights' '-q' '0' '-e' '0.001'
[2026-05-24 10:24:35] [INFO ] Decomposing Gal with order
[2026-05-24 10:24:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 10:24:35] [INFO ] Removed a total of 1 redundant transitions.
[2026-05-24 10:24:35] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:24:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-24 10:24:35] [INFO ] Time to serialize gal into /tmp/LTLFireability8746031287287030346.gal : 8 ms
[2026-05-24 10:24:35] [INFO ] Time to serialize properties into /tmp/LTLFireability10962430319277312240.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/LTLFireability8746031287287030346.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability10962430319277312240.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(F((("((i3.u3.CA>=1)&&(i2.u8.CwA>=1))")||(X(X("(i1.u4.SpG>=1)"))))U((G(("((i3.u3.CA>=1)&&(i2.u8.CwA>=1))")||(X(X("(i1.u4.SpG>=1)")...249
Formula 0 simplified : XG(!"(i2.u7.Cb<1)" U (!"((i3.u3.CA>=1)&&(i2.u8.CwA>=1))" & XX!"(i1.u4.SpG>=1)"))
Compilation finished in 188 ms.
Running link step : cd /tmp/ltsmin9492444487414021230;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 60 ms.
Running LTSmin : cd /tmp/ltsmin9492444487414021230;'/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)||X(X((LTLAPp1==true)))) U ([](((LTLAPp0==true)||X(X((LTLAPp1==true)))))||((LTLAPp2==true)&&((LTLAPp0==true)||X(X((LTLAPp1==true)))))))))' '--buchi-type=spotba'
LTSmin run took 34960 ms.
FORMULA ClientsAndServers-PT-N0010P0-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 138798 ms.
BK_STOP 1779618310539
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ClientsAndServers-PT-N0010P0"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is ClientsAndServers-PT-N0010P0, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r050-smll-177946901200316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0010P0.tgz
mv ClientsAndServers-PT-N0010P0 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;