About the Execution of ITS-Tools for PolyORBLF-COL-S06J04T06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4523.567 | 440586.00 | 520300.00 | 1287.00 | FFFFTFFFFFFFFTTF | 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.r210-smll-177969942100372.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 PolyORBLF-COL-S06J04T06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942100372
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 652K
-rw-r--r-- 1 mcc users 9.0K Mar 8 15:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 8 15:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 8 15:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 8 15:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 16 08:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 16 08:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 16 08:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 8 15:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Mar 8 15:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 8 15:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 8 15:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 16 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 154K 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 PolyORBLF-COL-S06J04T06-LTLFireability-00
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-01
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-02
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-03
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-04
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-05
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-06
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-07
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-08
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-09
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-10
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-11
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-12
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-13
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-14
FORMULA_NAME PolyORBLF-COL-S06J04T06-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1780138931854
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S06J04T06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-30 11:02:14] [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]
[2026-05-30 11:02:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-30 11:02:14] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-30 11:02:15] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-30 11:02:16] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1574 ms
[2026-05-30 11:02:16] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 632 PT places and 10560.0 transition bindings in 53 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
[2026-05-30 11:02:16] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 13 ms.
[2026-05-30 11:02:16] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 29 to 27
RANDOM walk for 40003 steps (3832 resets) in 1762 ms. (22 steps per ms) remains 2/27 properties
BEST_FIRST walk for 40003 steps (188 resets) in 663 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (119 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
[2026-05-30 11:02:17] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3526515771115308154.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7254403731144647825.kers'
[2026-05-30 11:02:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3526515771115308154.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7254403731144647825.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 64 rows 73 cols 204 entries
Finished phase 1 with 43 SingleSign rule and 12 generalized
[2026-05-30 11:02:17] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7254403731144647825.kers
Total runtime 2 ms.
[2026-05-30 11:02:17] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp21 is UNSAT
After SMT solving in domain Real declared 70/145 variables, and 16 constraints, problems are : Problem set: 2 solved, 0 unsolved in 371 ms.
Refiners :[Positive P Invariants (semi-flows): 2/8 constraints, Generalized P Invariants (flows): 14/18 constraints, State Equation: 0/81 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 474ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-30 11:02:18] [INFO ] Flatten gal took : 86 ms
[2026-05-30 11:02:18] [INFO ] Flatten gal took : 43 ms
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
[2026-05-30 11:02:18] [INFO ] Unfolded HLPN to a Petri net with 632 places and 10500 transitions 88770 arcs in 565 ms.
[2026-05-30 11:02:18] [INFO ] Unfolded 11 HLPN properties in 13 ms.
[2026-05-30 11:02:19] [INFO ] Reduced 90 identical enabling conditions.
[2026-05-30 11:02:19] [INFO ] Reduced 7020 identical enabling conditions.
[2026-05-30 11:02:19] [INFO ] Reduced 7020 identical enabling conditions.
Ensure Unique test removed 8070 transitions
Reduce redundant transitions removed 8070 transitions.
Support contains 245 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 2430/2430 transitions.
Ensure Unique test removed 6 places
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 626 transition count 2430
Applied a total of 6 rules in 156 ms. Remains 626 /632 variables (removed 6) and now considering 2430/2430 (removed 0) transitions.
Running 2424 sub problems to find dead transitions.
[2026-05-30 11:02:19] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16908354956422706644.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5383288218004522934.kers'
[2026-05-30 11:02:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16908354956422706644.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5383288218004522934.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 2394 rows 621 cols 13980 entries
Finished phase 1 with 403 SingleSign rule and 175 generalized
[2026-05-30 11:02:19] [INFO ] Computed 48 invariants in 29 ms
Computed 48 P flows in 30 ms.
Exported basis to /tmp/petrispot-output-5383288218004522934.kers
Total runtime 35 ms.
[2026-05-30 11:02:19] [INFO ] State equation strengthened by 168 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/620 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
SMT process timed out in 24329ms, After SMT, problems are : Problem set: 0 solved, 2424 unsolved
Search for dead transitions found 0 dead transitions in 24389ms
[2026-05-30 11:02:43] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:02:43] [INFO ] Invariant cache hit.
[2026-05-30 11:02:45] [INFO ] Implicit Places using invariants in 1239 ms returned [490, 491, 492, 493, 494, 495]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 1267 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 620/632 places, 2430/2430 transitions.
Applied a total of 0 rules in 42 ms. Remains 620 /620 variables (removed 0) and now considering 2430/2430 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 25910 ms. Remains : 620/632 places, 2430/2430 transitions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Applied a total of 0 rules in 40 ms. Remains 620 /620 variables (removed 0) and now considering 2430/2430 (removed 0) transitions.
Running 2424 sub problems to find dead transitions.
[2026-05-30 11:02:45] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7148562725058466300.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16692283351159313016.kers'
[2026-05-30 11:02:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7148562725058466300.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16692283351159313016.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 2394 rows 615 cols 13968 entries
Finished phase 1 with 408 SingleSign rule and 170 generalized
[2026-05-30 11:02:45] [INFO ] Computed 42 invariants in 39 ms
Computed 42 P flows in 55 ms.
Exported basis to /tmp/petrispot-output-16692283351159313016.kers
Total runtime 61 ms.
[2026-05-30 11:02:45] [INFO ] State equation strengthened by 168 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
SMT process timed out in 23466ms, After SMT, problems are : Problem set: 0 solved, 2424 unsolved
Search for dead transitions found 0 dead transitions in 23485ms
[2026-05-30 11:03:08] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:03:08] [INFO ] Invariant cache hit.
[2026-05-30 11:03:09] [INFO ] Implicit Places using invariants in 1075 ms returned []
[2026-05-30 11:03:09] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:03:09] [INFO ] Invariant cache hit.
[2026-05-30 11:03:12] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:03:26] [INFO ] Implicit Places using invariants and state equation in 17027 ms returned []
Implicit Place search using SMT with State Equation took 18105 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 41643 ms. Remains : 620/620 places, 2430/2430 transitions.
Support contains 245 out of 620 places after structural reductions.
[2026-05-30 11:03:27] [INFO ] Flatten gal took : 421 ms
[2026-05-30 11:03:27] [INFO ] Flatten gal took : 229 ms
[2026-05-30 11:03:28] [INFO ] Input system was already deterministic with 2430 transitions.
Support contains 208 out of 620 places (down from 245) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 26 to 24
RANDOM walk for 40000 steps (240 resets) in 1242 ms. (32 steps per ms) remains 1/24 properties
BEST_FIRST walk for 40004 steps (120 resets) in 589 ms. (67 steps per ms) remains 1/1 properties
[2026-05-30 11:03:28] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:03:28] [INFO ] Invariant cache hit.
[2026-05-30 11:03:28] [INFO ] State equation strengthened by 168 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 112/150 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/150 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 420/570 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/570 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Real declared 605/3014 variables, and 33 constraints, problems are : Problem set: 1 solved, 0 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, Generalized P Invariants (flows): 17/25 constraints, State Equation: 0/620 constraints, ReadFeed: 0/168 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 353ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((F(!p0) U (X(p2)||p1))&&(G(p0)||p3)))))'
Support contains 63 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 85 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Running 2412 sub problems to find dead transitions.
[2026-05-30 11:03:30] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12754656434479606545.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8502712384455566680.kers'
[2026-05-30 11:03:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12754656434479606545.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8502712384455566680.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 2382 rows 603 cols 13944 entries
Finished phase 1 with 396 SingleSign rule and 170 generalized
[2026-05-30 11:03:30] [INFO ] Computed 42 invariants in 40 ms
Computed 42 P flows in 43 ms.
Exported basis to /tmp/petrispot-output-8502712384455566680.kers
Total runtime 47 ms.
[2026-05-30 11:03:30] [INFO ] State equation strengthened by 168 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/602 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2412 unsolved
SMT process timed out in 24030ms, After SMT, problems are : Problem set: 0 solved, 2412 unsolved
Search for dead transitions found 0 dead transitions in 24045ms
[2026-05-30 11:03:54] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:03:54] [INFO ] Invariant cache hit.
[2026-05-30 11:03:55] [INFO ] Implicit Places using invariants in 1489 ms returned []
[2026-05-30 11:03:55] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:03:55] [INFO ] Invariant cache hit.
[2026-05-30 11:03:57] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:04:14] [INFO ] Implicit Places using invariants and state equation in 18992 ms returned []
Implicit Place search using SMT with State Equation took 20486 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44632 ms. Remains : 608/620 places, 2418/2430 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(((F(!p0) U (X(p2)||p1))&&(G(p0)||p3)))))'
Stuttering acceptance computed with spot in 558 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-02
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 6 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-02 finished in 45356 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||(!p1 U (p2||G(!p1)))))))'
Support contains 19 out of 620 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 620 transition count 2406
Reduce places removed 24 places and 0 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 1 with 36 rules applied. Total rules applied 60 place count 596 transition count 2394
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 72 place count 584 transition count 2394
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 66 Pre rules applied. Total rules applied 72 place count 584 transition count 2328
Deduced a syphon composed of 66 places in 3 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 3 with 132 rules applied. Total rules applied 204 place count 518 transition count 2328
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 2 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 3 with 108 rules applied. Total rules applied 312 place count 464 transition count 2274
Applied a total of 312 rules in 580 ms. Remains 464 /620 variables (removed 156) and now considering 2274/2430 (removed 156) transitions.
Running 2268 sub problems to find dead transitions.
[2026-05-30 11:04:15] [INFO ] Flow matrix only has 2238 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5059610441968882285.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17140360315783071592.kers'
[2026-05-30 11:04:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5059610441968882285.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17140360315783071592.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 2238 rows 459 cols 13830 entries
Finished phase 1 with 273 SingleSign rule and 149 generalized
[2026-05-30 11:04:15] [INFO ] Computed 42 invariants in 48 ms
Computed 42 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-17140360315783071592.kers
Total runtime 54 ms.
[2026-05-30 11:04:15] [INFO ] State equation strengthened by 168 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/458 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2268 unsolved
SMT process timed out in 23451ms, After SMT, problems are : Problem set: 0 solved, 2268 unsolved
Search for dead transitions found 0 dead transitions in 23467ms
[2026-05-30 11:04:39] [INFO ] Flow matrix only has 2238 transitions (discarded 36 similar events)
[2026-05-30 11:04:39] [INFO ] Invariant cache hit.
[2026-05-30 11:04:41] [INFO ] Implicit Places using invariants in 2576 ms returned []
[2026-05-30 11:04:41] [INFO ] Flow matrix only has 2238 transitions (discarded 36 similar events)
[2026-05-30 11:04:41] [INFO ] Invariant cache hit.
[2026-05-30 11:04:43] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:04:56] [INFO ] Implicit Places using invariants and state equation in 14615 ms returned []
Implicit Place search using SMT with State Equation took 17199 ms to find 0 implicit places.
[2026-05-30 11:04:56] [INFO ] Redundant transitions in 153 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 464/620 places, 2274/2430 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 41418 ms. Remains : 464/620 places, 2274/2430 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||G(!p0)))||p2))))'
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2))]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-04
Product exploration explored 100000 steps with 871 reset in 1165 ms.
Product exploration explored 100000 steps with 914 reset in 1022 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 17 factoid took 126 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (368 resets) in 826 ms. (48 steps per ms) remains 3/8 properties
BEST_FIRST walk for 40002 steps (126 resets) in 549 ms. (72 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (135 resets) in 362 ms. (110 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (94 resets) in 398 ms. (100 steps per ms) remains 3/3 properties
[2026-05-30 11:04:59] [INFO ] Flow matrix only has 2238 transitions (discarded 36 similar events)
[2026-05-30 11:04:59] [INFO ] Invariant cache hit.
[2026-05-30 11:04:59] [INFO ] State equation strengthened by 168 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 308/327 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 98/425 variables, 13/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/425 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf3 is UNSAT
Problem apf4 is UNSAT
Problem apf7 is UNSAT
After SMT solving in domain Real declared 459/2702 variables, and 38 constraints, problems are : Problem set: 3 solved, 0 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 13/17 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 0/464 constraints, ReadFeed: 0/168 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 328ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 20 factoid took 14 ms. Proved property starting from automaton with 2 states, 6 edges and 3 AP (stutter insensitive
Knowledge-based reduction took 1296 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-04 finished in 45051 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)||(p1&&X(X(!p2))))))'
Support contains 25 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Applied a total of 0 rules in 27 ms. Remains 620 /620 variables (removed 0) and now considering 2430/2430 (removed 0) transitions.
Running 2424 sub problems to find dead transitions.
[2026-05-30 11:05:00] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14430498741592867590.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17063038137372814813.kers'
[2026-05-30 11:05:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14430498741592867590.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17063038137372814813.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 2394 rows 615 cols 13968 entries
Finished phase 1 with 408 SingleSign rule and 170 generalized
[2026-05-30 11:05:00] [INFO ] Computed 42 invariants in 25 ms
Computed 42 P flows in 26 ms.
Exported basis to /tmp/petrispot-output-17063038137372814813.kers
Total runtime 29 ms.
[2026-05-30 11:05:00] [INFO ] State equation strengthened by 168 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
SMT process timed out in 23454ms, After SMT, problems are : Problem set: 0 solved, 2424 unsolved
Search for dead transitions found 0 dead transitions in 23466ms
[2026-05-30 11:05:23] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:05:23] [INFO ] Invariant cache hit.
[2026-05-30 11:05:25] [INFO ] Implicit Places using invariants in 1311 ms returned []
[2026-05-30 11:05:25] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:05:25] [INFO ] Invariant cache hit.
[2026-05-30 11:05:27] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:05:45] [INFO ] Implicit Places using invariants and state equation in 20260 ms returned []
Implicit Place search using SMT with State Equation took 21575 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 45077 ms. Remains : 620/620 places, 2430/2430 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)||(X(X(p1))&&p2))))'
Stuttering acceptance computed with spot in 404 ms :[(NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-05 finished in 45543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G(p0) U (X(X(p1))||G(p2))))))'
Support contains 49 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 92 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Running 2412 sub problems to find dead transitions.
[2026-05-30 11:05:45] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6391761006643900389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15043193831051552179.kers'
[2026-05-30 11:05:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6391761006643900389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15043193831051552179.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 2382 rows 603 cols 13944 entries
Finished phase 1 with 396 SingleSign rule and 170 generalized
[2026-05-30 11:05:45] [INFO ] Computed 42 invariants in 39 ms
Computed 42 P flows in 39 ms.
Exported basis to /tmp/petrispot-output-15043193831051552179.kers
Total runtime 44 ms.
[2026-05-30 11:05:45] [INFO ] State equation strengthened by 168 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/602 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2412 unsolved
SMT process timed out in 23859ms, After SMT, problems are : Problem set: 0 solved, 2412 unsolved
Search for dead transitions found 0 dead transitions in 23870ms
[2026-05-30 11:06:09] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:09] [INFO ] Invariant cache hit.
[2026-05-30 11:06:10] [INFO ] Implicit Places using invariants in 1160 ms returned []
[2026-05-30 11:06:10] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:10] [INFO ] Invariant cache hit.
[2026-05-30 11:06:12] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:06:34] [INFO ] Implicit Places using invariants and state equation in 23104 ms returned []
Implicit Place search using SMT with State Equation took 24267 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48238 ms. Remains : 608/620 places, 2418/2430 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((G(p0) U (X(X(p1))||G(p2))))))'
Stuttering acceptance computed with spot in 822 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-06
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-06 finished in 49144 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(G((X(p1)||p0)))) U (p2&&X(X(G((X(p1)||p3))))))))'
Support contains 50 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 85 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Skipped dead transition search.
[2026-05-30 11:06:35] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:35] [INFO ] Invariant cache hit.
[2026-05-30 11:06:36] [INFO ] Implicit Places using invariants in 1196 ms returned []
[2026-05-30 11:06:36] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:36] [INFO ] Invariant cache hit.
[2026-05-30 11:06:37] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:06:52] [INFO ] Implicit Places using invariants and state equation in 16540 ms returned []
Implicit Place search using SMT with State Equation took 17742 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17829 ms. Remains : 608/620 places, 2418/2430 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(G((X(p1)||p0)))) U (X(X(G((X(p1)||p2))))&&p3))))'
Stuttering acceptance computed with spot in 1057 ms :[(OR (NOT p3) (AND (NOT p1) (NOT p2))), (OR (NOT p3) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2) (NOT p1)), (AND p0 (NOT p2) (NOT p1))]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-07
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-07 finished in 19041 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((p1&&F(p2))))||p0) U X(p3)) U X(p1)))'
Support contains 45 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 92 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Skipped dead transition search.
[2026-05-30 11:06:54] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:54] [INFO ] Invariant cache hit.
[2026-05-30 11:06:55] [INFO ] Implicit Places using invariants in 1723 ms returned []
[2026-05-30 11:06:55] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:06:55] [INFO ] Invariant cache hit.
[2026-05-30 11:06:57] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:07:17] [INFO ] Implicit Places using invariants and state equation in 21801 ms returned []
Implicit Place search using SMT with State Equation took 23527 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 23620 ms. Remains : 608/620 places, 2418/2430 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((p1&&F(p2))))||p0) U X(p3)) U X(p1)))'
Stuttering acceptance computed with spot in 271 ms :[(NOT p1), (AND (NOT p1) (NOT p3)), (NOT p1), (OR (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p3)]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-08
Stuttering criterion allowed to conclude after 222 steps with 0 reset in 3 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-08 finished in 23994 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(G(p0))))'
Support contains 7 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 57 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Skipped dead transition search.
[2026-05-30 11:07:18] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:07:18] [INFO ] Invariant cache hit.
[2026-05-30 11:07:19] [INFO ] Implicit Places using invariants in 1476 ms returned []
[2026-05-30 11:07:19] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:07:19] [INFO ] Invariant cache hit.
[2026-05-30 11:07:21] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:07:40] [INFO ] Implicit Places using invariants and state equation in 20778 ms returned []
Implicit Place search using SMT with State Equation took 22257 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 22314 ms. Remains : 608/620 places, 2418/2430 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(G(p0))))'
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-09 finished in 22464 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0) U (F(p1) U (F(p2) U p3)))))'
Support contains 45 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 614 transition count 2424
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 614 transition count 2424
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 608 transition count 2418
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 608 transition count 2418
Applied a total of 24 rules in 58 ms. Remains 608 /620 variables (removed 12) and now considering 2418/2430 (removed 12) transitions.
Skipped dead transition search.
[2026-05-30 11:07:40] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:07:40] [INFO ] Invariant cache hit.
[2026-05-30 11:07:41] [INFO ] Implicit Places using invariants in 1012 ms returned []
[2026-05-30 11:07:41] [INFO ] Flow matrix only has 2382 transitions (discarded 36 similar events)
[2026-05-30 11:07:41] [INFO ] Invariant cache hit.
[2026-05-30 11:07:43] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:07:58] [INFO ] Implicit Places using invariants and state equation in 17199 ms returned []
Implicit Place search using SMT with State Equation took 18213 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 608/620 places, 2418/2430 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18272 ms. Remains : 608/620 places, 2418/2430 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0) U (F(p1) U (F(p2) U p3)))))'
Stuttering acceptance computed with spot in 193 ms :[(NOT p3), (AND p3 (NOT p2) (NOT p1) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p1)), (NOT p3)]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-12
Stuttering criterion allowed to conclude after 46 steps with 4 reset in 1 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-12 finished in 18536 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(p1)||p0)))'
Support contains 13 out of 620 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Applied a total of 0 rules in 20 ms. Remains 620 /620 variables (removed 0) and now considering 2430/2430 (removed 0) transitions.
Running 2424 sub problems to find dead transitions.
[2026-05-30 11:07:58] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11707277410387409944.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1894293234522638390.kers'
[2026-05-30 11:07:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11707277410387409944.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1894293234522638390.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 3 ms.
// Phase 1: matrix 2394 rows 615 cols 13968 entries
Finished phase 1 with 408 SingleSign rule and 170 generalized
[2026-05-30 11:07:59] [INFO ] Computed 42 invariants in 23 ms
Computed 42 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-1894293234522638390.kers
Total runtime 27 ms.
[2026-05-30 11:07:59] [INFO ] State equation strengthened by 168 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
SMT process timed out in 23238ms, After SMT, problems are : Problem set: 0 solved, 2424 unsolved
Search for dead transitions found 0 dead transitions in 23244ms
[2026-05-30 11:08:22] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:08:22] [INFO ] Invariant cache hit.
[2026-05-30 11:08:23] [INFO ] Implicit Places using invariants in 1596 ms returned []
[2026-05-30 11:08:23] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
[2026-05-30 11:08:23] [INFO ] Invariant cache hit.
[2026-05-30 11:08:25] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:08:50] [INFO ] Implicit Places using invariants and state equation in 26487 ms returned []
Implicit Place search using SMT with State Equation took 28093 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 51364 ms. Remains : 620/620 places, 2430/2430 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(p1)||p0)))'
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 1764 ms.
Product exploration explored 100000 steps with 50000 reset in 1388 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 5 factoid took 13 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 26 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-13 finished in 54745 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 6 out of 620 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 620/620 places, 2430/2430 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 48 rules applied. Total rules applied 48 place count 620 transition count 2382
Reduce places removed 48 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 54 rules applied. Total rules applied 102 place count 572 transition count 2376
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 108 place count 566 transition count 2376
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 72 Pre rules applied. Total rules applied 108 place count 566 transition count 2304
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 3 with 144 rules applied. Total rules applied 252 place count 494 transition count 2304
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 258 place count 488 transition count 2298
Iterating global reduction 3 with 6 rules applied. Total rules applied 264 place count 488 transition count 2298
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: 66
Deduced a syphon composed of 66 places in 2 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 3 with 132 rules applied. Total rules applied 396 place count 422 transition count 2232
Applied a total of 396 rules in 167 ms. Remains 422 /620 variables (removed 198) and now considering 2232/2430 (removed 198) transitions.
Running 2226 sub problems to find dead transitions.
[2026-05-30 11:08:53] [INFO ] Flow matrix only has 2196 transitions (discarded 36 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6518289565966594796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11382700577192492473.kers'
[2026-05-30 11:08:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6518289565966594796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11382700577192492473.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 2196 rows 417 cols 13740 entries
Finished phase 1 with 237 SingleSign rule and 143 generalized
[2026-05-30 11:08:53] [INFO ] Computed 42 invariants in 21 ms
Computed 42 P flows in 31 ms.
Exported basis to /tmp/petrispot-output-11382700577192492473.kers
Total runtime 34 ms.
[2026-05-30 11:08:53] [INFO ] State equation strengthened by 168 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 2226 unsolved
SMT process timed out in 22917ms, After SMT, problems are : Problem set: 0 solved, 2226 unsolved
Search for dead transitions found 0 dead transitions in 22924ms
[2026-05-30 11:09:16] [INFO ] Flow matrix only has 2196 transitions (discarded 36 similar events)
[2026-05-30 11:09:16] [INFO ] Invariant cache hit.
[2026-05-30 11:09:18] [INFO ] Implicit Places using invariants in 2013 ms returned []
[2026-05-30 11:09:18] [INFO ] Flow matrix only has 2196 transitions (discarded 36 similar events)
[2026-05-30 11:09:18] [INFO ] Invariant cache hit.
[2026-05-30 11:09:19] [INFO ] State equation strengthened by 168 read => feed constraints.
[2026-05-30 11:09:32] [INFO ] Implicit Places using invariants and state equation in 13271 ms returned []
Implicit Place search using SMT with State Equation took 15286 ms to find 0 implicit places.
[2026-05-30 11:09:32] [INFO ] Redundant transitions in 162 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 422/620 places, 2232/2430 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 38551 ms. Remains : 422/620 places, 2232/2430 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PolyORBLF-COL-S06J04T06-LTLFireability-15
Stuttering criterion allowed to conclude after 242 steps with 3 reset in 2 ms.
FORMULA PolyORBLF-COL-S06J04T06-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-COL-S06J04T06-LTLFireability-15 finished in 38655 ms.
All properties solved by simple procedures.
Total runtime 438068 ms.
BK_STOP 1780139372440
--------------------
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="PolyORBLF-COL-S06J04T06"
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 PolyORBLF-COL-S06J04T06, 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 r210-smll-177969942100372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S06J04T06.tgz
mv PolyORBLF-COL-S06J04T06 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 ;