About the Execution of ITS-Tools for Philosophers-COL-010000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16197.247 | 3600000.00 | 3918596.00 | 576065.70 | FF?F?????TT?F??? | 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-177969941900083.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 Philosophers-COL-010000, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900083
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 6.1K Mar 5 11:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 5 11:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 5 11:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 5 11:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 16 08:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 16 08:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 12:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Mar 5 12:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 11:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 5 11:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 447K 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 Philosophers-COL-010000-LTLCardinality-00
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-01
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-02
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-03
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-04
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-05
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-06
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-07
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-08
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-09
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-10
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-11
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-12
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-13
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-14
FORMULA_NAME Philosophers-COL-010000-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779837265119
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-010000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-26 23:14:27] [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]
[2026-05-26 23:14:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 23:14:27] [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.
[2026-05-26 23:14:28] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 23:14:29] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1658 ms
[2026-05-26 23:14:29] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50000 PT places and 50000.0 transition bindings in 42 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 29 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 23:14:29] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 17 ms.
[2026-05-26 23:14:29] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 5 formulas.
FORMULA Philosophers-COL-010000-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 11 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40004 steps (0 resets) in 259 ms. (153 steps per ms) remains 18/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 153 ms. (25 steps per ms) remains 8/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4003 steps (8 resets) in 47 ms. (83 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 8/8 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12342193803745355290.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3111577370871660880.kers'
[2026-05-26 23:14:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12342193803745355290.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3111577370871660880.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 5 rows 5 cols 15 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-26 23:14:30] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3111577370871660880.kers
Total runtime 1 ms.
Problem AtomicPropp15 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 7 constraints, problems are : Problem set: 1 solved, 7 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 14 constraints, problems are : Problem set: 1 solved, 7 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 749ms problems are : Problem set: 1 solved, 7 unsolved
Fused 7 Parikh solutions to 4 different solutions.
Finished Parikh walk after 10003 steps, including 0 resets, run visited all 2 properties in 66 ms. (steps per millisecond=151 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 7 properties in 5560 ms.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
[2026-05-26 23:14:36] [INFO ] Flatten gal took : 20 ms
[2026-05-26 23:14:36] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 10000) 10000) 10000)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 23:14:36] [INFO ] Unfolded HLPN to a Petri net with 50000 places and 50000 transitions 160000 arcs in 507 ms.
[2026-05-26 23:14:37] [INFO ] Unfolded 11 HLPN properties in 77 ms.
Support contains 50000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 270 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15870431576470258572.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3560749655154685790.kers'
[2026-05-26 23:14:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15870431576470258572.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3560749655154685790.kers]
Culled 0 columns in 79 ms.
// Phase 1: matrix 50000 rows 50000 cols 160000 entries
Finished phase 1 with 30000 SingleSign rule and 0 generalized
[2026-05-26 23:14:40] [INFO ] Computed 20000 invariants in 309 ms
Computed 20000 P flows in 312 ms.
Exported basis to /tmp/petrispot-output-3560749655154685790.kers
Total runtime 362 ms.
[2026-05-26 23:15:31] [INFO ] Implicit Places using invariants in 51467 ms returned []
Implicit Place search using SMT only with invariants took 51486 ms to find 0 implicit places.
Running 30000 sub problems to find dead transitions.
[2026-05-26 23:15:32] [INFO ] Invariant cache hit.
SMT process timed out in 211629ms, After SMT, problems are : Problem set: 0 solved, 30000 unsolved
Search for dead transitions found 0 dead transitions in 211960ms
Finished structural reductions in LTL mode , in 1 iterations and 264121 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 176 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 23:19:04] [INFO ] Invariant cache hit.
[2026-05-26 23:19:49] [INFO ] Implicit Places using invariants in 45648 ms returned []
Implicit Place search using SMT only with invariants took 45651 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 45833 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Support contains 50000 out of 50000 places after structural reductions.
[2026-05-26 23:19:53] [INFO ] Flatten gal took : 2343 ms
[2026-05-26 23:19:55] [INFO ] Flatten gal took : 1502 ms
[2026-05-26 23:20:00] [INFO ] Input system was already deterministic with 50000 transitions.
RANDOM walk for 7334 steps (0 resets) in 120029 ms. (0 steps per ms) remains 11/22 properties
BEST_FIRST walk for 12004 steps (0 resets) in 23063 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 12004 steps (0 resets) in 28565 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 16004 steps (0 resets) in 21429 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 12004 steps (0 resets) in 20669 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 16004 steps (0 resets) in 25440 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 16004 steps (0 resets) in 20731 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 13004 steps (0 resets) in 21663 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 12004 steps (0 resets) in 20825 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 8004 steps (0 resets) in 22919 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 8004 steps (0 resets) in 31510 ms. (0 steps per ms) remains 11/11 properties
BEST_FIRST walk for 8004 steps (0 resets) in 21775 ms. (0 steps per ms) remains 11/11 properties
[2026-05-26 23:21:38] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 5707ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 50000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 739 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 742 ms. Remains : 50000/50000 places, 50000/50000 transitions.
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((G(p0) U X((X(F(p2))&&p1)))))'
Support contains 30000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 186 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 23:21:47] [INFO ] Invariant cache hit.
[2026-05-26 23:23:10] [INFO ] Performed 3559/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-26 23:23:40] [INFO ] Performed 7328/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-26 23:24:10] [INFO ] Performed 11324/50000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-26 23:24:27] [INFO ] Implicit Places using invariants in 160092 ms returned []
Implicit Place search using SMT only with invariants took 160095 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 160285 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U X((X(F(p2))&&p1)))))'
Stuttering acceptance computed with spot in 691 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p0)]
Running random walk in product with property : Philosophers-COL-010000-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 42 ms.
FORMULA Philosophers-COL-010000-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-010000-LTLCardinality-01 finished in 161351 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 20000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 844 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 23:24:29] [INFO ] Invariant cache hit.
[2026-05-26 23:25:52] [INFO ] Performed 14167/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-26 23:26:22] [INFO ] Performed 17920/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-26 23:26:52] [INFO ] Performed 22259/50000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-26 23:27:09] [INFO ] Implicit Places using invariants in 160052 ms returned []
Implicit Place search using SMT only with invariants took 160054 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160905 ms. Remains : 50000/50000 places, 50000/50000 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 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-010000-LTLCardinality-02
Product exploration timeout after 1830 steps with 0 reset in 10057 ms.
Product exploration timeout after 1700 steps with 0 reset in 10011 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 74 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 20593 steps (4 resets) in 120013 ms. (0 steps per ms) remains 1/1 properties
BEST_FIRST walk for 16004 steps (0 resets) in 25755 ms. (0 steps per ms) remains 1/1 properties
Probabilistic random walk after 63997 steps, saw 63995 distinct states, run finished after 109515 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 23:30:27] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3978 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8237ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 20000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Partial Free-agglomeration rule applied 10000 times.
Drop transitions (Partial Free agglomeration) removed 10000 transitions
Iterating global reduction 0 with 10000 rules applied. Total rules applied 10000 place count 50000 transition count 50000
Applied a total of 10000 rules in 1211 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1214 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Knowledge based reduction with 2 factoid took 51 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
[2026-05-26 23:32:58] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 343779 ms.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Support contains 20000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 376 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 23:33:13] [INFO ] Invariant cache hit.
[2026-05-26 23:34:35] [INFO ] Performed 13727/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-26 23:35:05] [INFO ] Performed 17315/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-26 23:35:35] [INFO ] Performed 20912/50000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-26 23:35:53] [INFO ] Implicit Places using invariants in 160035 ms returned []
Implicit Place search using SMT only with invariants took 160048 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160428 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 2 factoid took 60 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 17630 steps (4 resets) in 120015 ms. (0 steps per ms) remains 1/1 properties
BEST_FIRST walk for 16004 steps (0 resets) in 29395 ms. (0 steps per ms) remains 1/1 properties
Probabilistic random walk after 63997 steps, saw 63995 distinct states, run finished after 111454 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 23:38:56] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 20000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4819 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 20000/100000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4595 ms.
Refiners :[Positive P Invariants (semi-flows): 0/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9616ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 20000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Partial Free-agglomeration rule applied 10000 times.
Drop transitions (Partial Free agglomeration) removed 10000 transitions
Iterating global reduction 0 with 10000 rules applied. Total rules applied 10000 place count 50000 transition count 50000
Applied a total of 10000 rules in 1251 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1253 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Knowledge based reduction with 2 factoid took 69 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
[2026-05-26 23:41:39] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Knowledge-based reduction took 360815 ms.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0)]
Product exploration timeout after 1710 steps with 0 reset in 10010 ms.
Product exploration timeout after 1840 steps with 0 reset in 10038 ms.
Built C files in :
/tmp/ltsmin9588056535490347634
[2026-05-26 23:42:15] [INFO ] Too many transitions (50000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 23:42:15] [INFO ] Built C files in 845ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9588056535490347634
Running compilation step : cd /tmp/ltsmin9588056535490347634;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9588056535490347634;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9588056535490347634;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 20000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 440 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 23:42:19] [INFO ] Invariant cache hit.
[2026-05-26 23:43:37] [INFO ] Performed 14338/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-26 23:44:07] [INFO ] Performed 18068/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-26 23:44:37] [INFO ] Performed 22221/50000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-26 23:44:59] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160064 ms
Implicit Place search using SMT only with invariants took 160068 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160514 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Built C files in :
/tmp/ltsmin646736907806445307
[2026-05-26 23:44:59] [INFO ] Too many transitions (50000) to apply POR reductions. Disabling POR matrices.
[2026-05-26 23:45:00] [INFO ] Built C files in 758ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin646736907806445307
Running compilation step : cd /tmp/ltsmin646736907806445307;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin646736907806445307;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin646736907806445307;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-26 23:45:09] [INFO ] Flatten gal took : 2487 ms
[2026-05-26 23:45:11] [INFO ] Flatten gal took : 2013 ms
[2026-05-26 23:45:11] [INFO ] Time to serialize gal into /tmp/LTL14208706284382061583.gal : 529 ms
[2026-05-26 23:45:11] [INFO ] Time to serialize properties into /tmp/LTL15327710445582599075.prop : 28 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14208706284382061583.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15841993386736978595.hoa' '-atoms' '/tmp/LTL15327710445582599075.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Detected timeout of ITS tools.
[2026-05-26 23:45:30] [INFO ] Flatten gal took : 1396 ms
[2026-05-26 23:45:32] [INFO ] Flatten gal took : 1444 ms
[2026-05-26 23:45:32] [INFO ] Time to serialize gal into /tmp/LTL12240350193933128355.gal : 275 ms
[2026-05-26 23:45:32] [INFO ] Time to serialize properties into /tmp/LTL6565600651009607067.ltl : 42 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12240350193933128355.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6565600651009607067.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Detected timeout of ITS tools.
[2026-05-26 23:45:49] [INFO ] Flatten gal took : 1917 ms
[2026-05-26 23:45:49] [INFO ] Applying decomposition
[2026-05-26 23:45:50] [INFO ] Flatten gal took : 1224 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-COL-010000"
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 Philosophers-COL-010000, 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 r210-smll-177969941900083"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-010000.tgz
mv Philosophers-COL-010000 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 ;