About the Execution of ITS-Tools for DoubleLock-PT-p2s2
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2014.287 | 126811.00 | 174808.00 | 418.00 | FFFTFTFFFFTFFFFF | 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.r114-smll-177955740300035.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 DoubleLock-PT-p2s2, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740300035
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.4K Mar 6 18:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 6 18:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 6 18:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 6 18:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 09:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 62K Mar 6 18:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Mar 6 18:09 ReachabilityFireability.xml
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-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
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-rw-r--r-- 1 mcc users 813K 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 DoubleLock-PT-p2s2-LTLCardinality-00
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-01
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-02
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-03
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-04
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-05
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-06
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-07
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-08
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-09
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-10
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-11
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-12
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-13
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-14
FORMULA_NAME DoubleLock-PT-p2s2-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779604658302
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleLock-PT-p2s2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 06:37:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 06:37:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 06:37:41] [INFO ] Load time of PNML (sax parser for PT used): 313 ms
[2026-05-24 06:37:41] [INFO ] Transformed 184 places.
[2026-05-24 06:37:41] [INFO ] Transformed 1832 transitions.
[2026-05-24 06:37:41] [INFO ] Parsed PT model containing 184 places and 1832 transitions and 7424 arcs in 507 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 28 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 36 places in 17 ms
Reduce places removed 36 places and 64 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p2s2-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p2s2-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 148 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 148/148 places, 1768/1768 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 145 transition count 1768
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 144 transition count 1736
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 144 transition count 1736
Applied a total of 5 rules in 84 ms. Remains 144 /148 variables (removed 4) and now considering 1736/1768 (removed 32) transitions.
[2026-05-24 06:37:41] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2927334638961975951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4673030457668221934.kers'
[2026-05-24 06:37:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2927334638961975951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4673030457668221934.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1193 rows 144 cols 4554 entries
Finished phase 1 with 141 SingleSign rule and 0 generalized
[2026-05-24 06:37:41] [INFO ] Computed 3 invariants in 6 ms
Computed 3 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4673030457668221934.kers
Total runtime 9 ms.
[2026-05-24 06:37:42] [INFO ] Implicit Places using invariants in 689 ms returned []
[2026-05-24 06:37:42] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:37:42] [INFO ] Invariant cache hit.
[2026-05-24 06:37:43] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:37:44] [INFO ] Implicit Places using invariants and state equation in 1907 ms returned []
Implicit Place search using SMT with State Equation took 2646 ms to find 0 implicit places.
Running 1734 sub problems to find dead transitions.
[2026-05-24 06:37:44] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:37:44] [INFO ] Invariant cache hit.
[2026-05-24 06:37:44] [INFO ] State equation strengthened by 116 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
SMT process timed out in 32310ms, After SMT, problems are : Problem set: 0 solved, 1734 unsolved
Search for dead transitions found 0 dead transitions in 32365ms
Starting structural reductions in LTL mode, iteration 1 : 144/148 places, 1736/1768 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35180 ms. Remains : 144/148 places, 1736/1768 transitions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Applied a total of 0 rules in 20 ms. Remains 144 /144 variables (removed 0) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:38:16] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:16] [INFO ] Invariant cache hit.
[2026-05-24 06:38:17] [INFO ] Implicit Places using invariants in 478 ms returned []
[2026-05-24 06:38:17] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:17] [INFO ] Invariant cache hit.
[2026-05-24 06:38:17] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:38:19] [INFO ] Implicit Places using invariants and state equation in 1722 ms returned []
Implicit Place search using SMT with State Equation took 2205 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2230 ms. Remains : 144/144 places, 1736/1736 transitions.
Support contains 34 out of 144 places after structural reductions.
[2026-05-24 06:38:19] [INFO ] Flatten gal took : 295 ms
[2026-05-24 06:38:19] [INFO ] Flatten gal took : 216 ms
[2026-05-24 06:38:20] [INFO ] Input system was already deterministic with 1736 transitions.
Support contains 33 out of 144 places (down from 34) after GAL structural reductions.
RANDOM walk for 40011 steps (413 resets) in 1350 ms. (29 steps per ms) remains 13/25 properties
BEST_FIRST walk for 40003 steps (80 resets) in 276 ms. (144 steps per ms) remains 10/13 properties
BEST_FIRST walk for 40002 steps (71 resets) in 331 ms. (120 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (64 resets) in 319 ms. (125 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (79 resets) in 168 ms. (236 steps per ms) remains 9/10 properties
BEST_FIRST walk for 40004 steps (76 resets) in 72 ms. (548 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (77 resets) in 77 ms. (512 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (80 resets) in 82 ms. (481 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (78 resets) in 104 ms. (380 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (77 resets) in 90 ms. (439 steps per ms) remains 9/9 properties
[2026-05-24 06:38:21] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:21] [INFO ] Invariant cache hit.
[2026-05-24 06:38:21] [INFO ] State equation strengthened by 116 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp20 is UNSAT
After SMT solving in domain Real declared 116/1337 variables, and 2 constraints, problems are : Problem set: 9 solved, 0 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/144 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 186ms problems are : Problem set: 9 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 9 atomic propositions for a total of 12 simplifications.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p2s2-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p2s2-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 8 stabilizing places and 416 stable transitions
Graph (complete) has 3218 edges and 144 vertex of which 143 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.36 ms
FORMULA DoubleLock-PT-p2s2-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 2 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Applied a total of 0 rules in 24 ms. Remains 144 /144 variables (removed 0) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:38:21] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:21] [INFO ] Invariant cache hit.
[2026-05-24 06:38:22] [INFO ] Implicit Places using invariants in 465 ms returned []
[2026-05-24 06:38:22] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:22] [INFO ] Invariant cache hit.
[2026-05-24 06:38:22] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:38:24] [INFO ] Implicit Places using invariants and state equation in 1840 ms returned []
Implicit Place search using SMT with State Equation took 2308 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2334 ms. Remains : 144/144 places, 1736/1736 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 422 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 1256 steps with 17 reset in 33 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-01 finished in 2911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(X(X(p1))&&G(!p0))))'
Support contains 3 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 1736
Applied a total of 1 rules in 28 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:38:24] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7076036618649543085.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8103625101132958630.kers'
[2026-05-24 06:38:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7076036618649543085.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8103625101132958630.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1193 rows 143 cols 4522 entries
Finished phase 1 with 140 SingleSign rule and 1 generalized
[2026-05-24 06:38:24] [INFO ] Computed 2 invariants in 8 ms
Computed 2 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8103625101132958630.kers
Total runtime 11 ms.
[2026-05-24 06:38:25] [INFO ] Implicit Places using invariants in 367 ms returned []
[2026-05-24 06:38:25] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:25] [INFO ] Invariant cache hit.
[2026-05-24 06:38:25] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:38:26] [INFO ] Implicit Places using invariants and state equation in 1786 ms returned []
Implicit Place search using SMT with State Equation took 2156 ms to find 0 implicit places.
Running 1734 sub problems to find dead transitions.
[2026-05-24 06:38:26] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:38:26] [INFO ] Invariant cache hit.
[2026-05-24 06:38:26] [INFO ] State equation strengthened by 116 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 143/1336 variables, and 2 constraints, problems are : Problem set: 0 solved, 1734 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/143 constraints, ReadFeed: 0/116 constraints, PredecessorRefiner: 1734/1734 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1734 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/143 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/143 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 3 (OVERLAPS) 1193/1336 variables, 143/145 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1336 variables, 116/261 constraints. Problems are: Problem set: 0 solved, 1734 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1336/1336 variables, and 1995 constraints, problems are : Problem set: 0 solved, 1734 unsolved in 30625 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 143/143 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 1734/1734 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62442ms problems are : Problem set: 0 solved, 1734 unsolved
Search for dead transitions found 0 dead transitions in 62451ms
Starting structural reductions in LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64644 ms. Remains : 143/144 places, 1736/1736 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(X(X(p1))&&G(!p0))))'
Stuttering acceptance computed with spot in 210 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p0), p0]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 635 ms.
Product exploration explored 100000 steps with 50000 reset in 502 ms.
Computed a total of 8 stabilizing places and 416 stable transitions
Computed a total of 8 stabilizing places and 416 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 18 ms. Proved property starting from automaton with 6 states, 9 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 46 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-05 finished in 66086 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 2 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 1736
Applied a total of 1 rules in 10 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:30] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:30] [INFO ] Invariant cache hit.
[2026-05-24 06:39:31] [INFO ] Implicit Places using invariants in 245 ms returned []
[2026-05-24 06:39:31] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:31] [INFO ] Invariant cache hit.
[2026-05-24 06:39:31] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:32] [INFO ] Implicit Places using invariants and state equation in 1706 ms returned []
Implicit Place search using SMT with State Equation took 1956 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1967 ms. Remains : 143/144 places, 1736/1736 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 152 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 254 steps with 3 reset in 3 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-06 finished in 2159 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 144 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Graph (complete) has 3218 edges and 144 vertex of which 143 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.12 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 125 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:33] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:33] [INFO ] Invariant cache hit.
[2026-05-24 06:39:33] [INFO ] Implicit Places using invariants in 249 ms returned []
[2026-05-24 06:39:33] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:33] [INFO ] Invariant cache hit.
[2026-05-24 06:39:33] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:34] [INFO ] Implicit Places using invariants and state equation in 1607 ms returned []
Implicit Place search using SMT with State Equation took 1859 ms to find 0 implicit places.
[2026-05-24 06:39:35] [INFO ] Redundant transitions in 151 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2149 ms. Remains : 143/144 places, 1736/1736 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 49 ms :[(NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-07
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-07 finished in 2241 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)))'
Support contains 2 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 1736
Applied a total of 1 rules in 8 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:35] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:35] [INFO ] Invariant cache hit.
[2026-05-24 06:39:35] [INFO ] Implicit Places using invariants in 316 ms returned []
[2026-05-24 06:39:35] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:35] [INFO ] Invariant cache hit.
[2026-05-24 06:39:35] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:37] [INFO ] Implicit Places using invariants and state equation in 1705 ms returned []
Implicit Place search using SMT with State Equation took 2024 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2034 ms. Remains : 143/144 places, 1736/1736 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)))'
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 26 steps with 0 reset in 1 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-08 finished in 2168 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||G(F(p0))))))'
Support contains 2 out of 144 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Graph (complete) has 3218 edges and 144 vertex of which 143 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.7 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 66 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:37] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:37] [INFO ] Invariant cache hit.
[2026-05-24 06:39:37] [INFO ] Implicit Places using invariants in 255 ms returned []
[2026-05-24 06:39:37] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:37] [INFO ] Invariant cache hit.
[2026-05-24 06:39:38] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:39] [INFO ] Implicit Places using invariants and state equation in 1649 ms returned []
Implicit Place search using SMT with State Equation took 1907 ms to find 0 implicit places.
[2026-05-24 06:39:39] [INFO ] Redundant transitions in 136 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2117 ms. Remains : 143/144 places, 1736/1736 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||G(F(p0))))))'
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-12
Product exploration explored 100000 steps with 3636 reset in 629 ms.
Stuttering criterion allowed to conclude after 23552 steps with 850 reset in 170 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-12 finished in 3046 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G(p1))))'
Support contains 4 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 1736
Applied a total of 1 rules in 7 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:40] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:40] [INFO ] Invariant cache hit.
[2026-05-24 06:39:40] [INFO ] Implicit Places using invariants in 229 ms returned []
[2026-05-24 06:39:40] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:40] [INFO ] Invariant cache hit.
[2026-05-24 06:39:40] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:41] [INFO ] Implicit Places using invariants and state equation in 1328 ms returned []
Implicit Place search using SMT with State Equation took 1559 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1567 ms. Remains : 143/144 places, 1736/1736 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G(p1))))'
Stuttering acceptance computed with spot in 118 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 93612 steps with 1530 reset in 431 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-14 finished in 2167 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)&&(G(p1)||X((p2&&X(G(!p1)))))))'
Support contains 3 out of 144 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 144/144 places, 1736/1736 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 1736
Applied a total of 1 rules in 6 ms. Remains 143 /144 variables (removed 1) and now considering 1736/1736 (removed 0) transitions.
[2026-05-24 06:39:42] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:42] [INFO ] Invariant cache hit.
[2026-05-24 06:39:42] [INFO ] Implicit Places using invariants in 314 ms returned []
[2026-05-24 06:39:42] [INFO ] Flow matrix only has 1193 transitions (discarded 543 similar events)
[2026-05-24 06:39:42] [INFO ] Invariant cache hit.
[2026-05-24 06:39:43] [INFO ] State equation strengthened by 116 read => feed constraints.
[2026-05-24 06:39:44] [INFO ] Implicit Places using invariants and state equation in 1763 ms returned []
Implicit Place search using SMT with State Equation took 2079 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 143/144 places, 1736/1736 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2087 ms. Remains : 143/144 places, 1736/1736 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)&&(G(p1)||X((p2&&X(G(!p1)))))))'
Stuttering acceptance computed with spot in 318 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2)), true, p1, (NOT p1), false]
Running random walk in product with property : DoubleLock-PT-p2s2-LTLCardinality-15
Stuttering criterion allowed to conclude after 112 steps with 0 reset in 0 ms.
FORMULA DoubleLock-PT-p2s2-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleLock-PT-p2s2-LTLCardinality-15 finished in 2453 ms.
All properties solved by simple procedures.
Total runtime 124283 ms.
BK_STOP 1779604785113
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DoubleLock-PT-p2s2"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DoubleLock-PT-p2s2, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740300035"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p2s2.tgz
mv DoubleLock-PT-p2s2 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;