MCC'2026- Execution of r210-smll-177969941900081

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
16211.863	3600000.00	3754098.00	1002726.60	???T??T????????T	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-177969941900081.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 CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969941900081
=====================================================================

--------------------
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-CTLCardinality-2024-00
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-01
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-02
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-03
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-04
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-05
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-06
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-07
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-08
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-09
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-10
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-11
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-12
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-13
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-14
FORMULA_NAME Philosophers-COL-010000-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779833641271

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
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
CTLCardinality COL
Running Version 202604301425
[2026-05-26 22:14:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 22:14:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 22:14:03] [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 22:14:04] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 22:14:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1519 ms
[2026-05-26 22:14:05] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50000 PT places and 50000.0 transition bindings in 39 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 57 ms.
FORMULA Philosophers-COL-010000-CTLCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 22:14:05] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 10 ms.
[2026-05-26 22:14:05] [INFO ] Skeletonized 15 HLPN properties in 5 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 15 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 253 ms. (157 steps per ms) remains 47/53 properties
BEST_FIRST walk for 4003 steps (8 resets) in 188 ms. (21 steps per ms) remains 41/47 properties
BEST_FIRST walk for 4004 steps (8 resets) in 145 ms. (27 steps per ms) remains 36/41 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 34/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 33/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 84 ms. (47 steps per ms) remains 32/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 50 ms. (78 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 49 ms. (80 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 31/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 30/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 29/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 61 ms. (64 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14988292962077554848.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9427839141270720815.kers'
[2026-05-26 22:14:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14988292962077554848.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9427839141270720815.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 22:14:06] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9427839141270720815.kers
Total runtime 1 ms.
Problem AtomicPropp10 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 4 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 7 constraints, problems are : Problem set: 1 solved, 28 unsolved in 864 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 28/35 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 35 constraints, problems are : Problem set: 1 solved, 28 unsolved in 651 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 28/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1681ms problems are : Problem set: 1 solved, 28 unsolved
Parikh walk visited 26 properties in 31296 ms.
Support contains 4 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 5/5 transitions.
Applied a total of 0 rules in 12 ms. Remains 5 /5 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 5/5 places, 5/5 transitions.
RANDOM walk for 40004 steps (0 resets) in 38 ms. (1025 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 757581 steps, run timeout after 3006 ms. (steps per millisecond=252 ) properties seen :0 out of 2
Probabilistic random walk after 757581 steps, saw 349402 distinct states, run finished after 3017 ms. (steps per millisecond=251 ) properties seen :0
[2026-05-26 22:14:42] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/10 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 9 constraints, problems are : Problem set: 0 solved, 2 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 162ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 10000 steps, including 0 resets, run visited all 1 properties in 6 ms. (steps per millisecond=1666 )
Parikh walk visited 2 properties in 851 ms.
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
FORMULA Philosophers-COL-010000-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 22:14:43] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-26 22:14:43] [INFO ] Flatten gal took : 32 ms
FORMULA Philosophers-COL-010000-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 22:14:43] [INFO ] Flatten gal took : 5 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 10000) 10000) 10000)]] contains successor/predecessor on variables of sort Philo
[2026-05-26 22:14:44] [INFO ] Unfolded HLPN to a Petri net with 50000 places and 50000 transitions 160000 arcs in 673 ms.
[2026-05-26 22:14:44] [INFO ] Unfolded 13 HLPN properties in 48 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 214 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-15770328915460114679.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7538718445745791921.kers'
[2026-05-26 22:14:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15770328915460114679.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7538718445745791921.kers]
Culled 0 columns in 76 ms.
// Phase 1: matrix 50000 rows 50000 cols 160000 entries
Finished phase 1 with 30000 SingleSign rule and 0 generalized
[2026-05-26 22:14:46] [INFO ] Computed 20000 invariants in 301 ms
Computed 20000 P flows in 304 ms.
Exported basis to /tmp/petrispot-output-7538718445745791921.kers
Total runtime 354 ms.
[2026-05-26 22:15:31] [INFO ] Implicit Places using invariants in 45149 ms returned []
Implicit Place search using SMT only with invariants took 45179 ms to find 0 implicit places.
Running 30000 sub problems to find dead transitions.
[2026-05-26 22:15:31] [INFO ] Invariant cache hit.
SMT process timed out in 196555ms, After SMT, problems are : Problem set: 0 solved, 30000 unsolved
Search for dead transitions found 0 dead transitions in 196885ms
Finished structural reductions in LTL mode , in 1 iterations and 242457 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 133 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:18:48] [INFO ] Invariant cache hit.
[2026-05-26 22:19:31] [INFO ] Implicit Places using invariants in 43228 ms returned []
Implicit Place search using SMT only with invariants took 43233 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 43372 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Support contains 50000 out of 50000 places after structural reductions.
[2026-05-26 22:19:35] [INFO ] Flatten gal took : 1814 ms
[2026-05-26 22:19:38] [INFO ] Flatten gal took : 1896 ms
[2026-05-26 22:19:43] [INFO ] Input system was already deterministic with 50000 transitions.
RANDOM walk for 3748 steps (0 resets) in 120108 ms. (0 steps per ms) remains 30/49 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8520 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4653 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5907 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6260 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5340 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5096 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9647 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4514 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7060 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4409 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4084 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4833 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7264 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 15730 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4565 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4447 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4817 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7413 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5173 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5210 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6557 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4589 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7051 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4797 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4349 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4777 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4416 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4380 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4043 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4998 ms. (0 steps per ms) remains 30/30 properties
[2026-05-26 22:21:01] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 5795ms, After SMT, problems are : Problem set: 0 solved, 30 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 563 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 566 ms. Remains : 50000/50000 places, 50000/50000 transitions.
RANDOM walk for 3944 steps (0 resets) in 120070 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8140 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4774 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4832 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7136 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6367 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5300 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10672 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5547 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6870 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5201 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3990 ms. (1 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5231 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7423 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 15826 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4839 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3831 ms. (1 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4402 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7164 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4426 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4419 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5945 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4425 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7134 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4417 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3649 ms. (1 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4382 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4407 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4383 ms. (0 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 3647 ms. (1 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 4636 ms. (0 steps per ms) remains 30/30 properties
Probabilistic random walk after 22000 steps, saw 22001 distinct states, run finished after 222206 ms. (steps per millisecond=0 ) properties seen :0
[2026-05-26 22:26:05] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 50000/100000 variables, and 20000 constraints, problems are : Problem set: 0 solved, 30 unsolved in 45186 ms.
Refiners :[Positive P Invariants (semi-flows): 20000/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 50000/100000 variables, and 20000 constraints, problems are : Problem set: 0 solved, 30 unsolved in 45236 ms.
Refiners :[Positive P Invariants (semi-flows): 20000/20000 constraints, State Equation: 0/50000 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 91015ms problems are : Problem set: 0 solved, 30 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 351 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 352 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 299 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:27:37] [INFO ] Invariant cache hit.
[2026-05-26 22:28:25] [INFO ] Implicit Places using invariants in 48038 ms returned []
Implicit Place search using SMT only with invariants took 48043 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48346 ms. Remains : 50000/50000 places, 50000/50000 transitions.
[2026-05-26 22:28:27] [INFO ] Flatten gal took : 1252 ms
[2026-05-26 22:28:29] [INFO ] Flatten gal took : 1377 ms
[2026-05-26 22:28:33] [INFO ] Input system was already deterministic with 50000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 142 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
[2026-05-26 22:28:34] [INFO ] Invariant cache hit.
[2026-05-26 22:29:53] [INFO ] Performed 13557/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-26 22:30:23] [INFO ] Performed 17258/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-26 22:30:45] [INFO ] Implicit Places using invariants in 130688 ms returned []
Implicit Place search using SMT only with invariants took 130705 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 130849 ms. Remains : 50000/50000 places, 50000/50000 transitions.
[2026-05-26 22:30:46] [INFO ] Flatten gal took : 1394 ms
[2026-05-26 22:30:48] [INFO ] Flatten gal took : 1456 ms
[2026-05-26 22:30:50] [INFO ] Input system was already deterministic with 50000 transitions.
[2026-05-26 22:30:52] [INFO ] Flatten gal took : 1301 ms
[2026-05-26 22:30:53] [INFO ] Flatten gal took : 1242 ms
[2026-05-26 22:30:54] [INFO ] Time to serialize gal into /tmp/CTLCardinality16629589600779207962.gal : 423 ms
[2026-05-26 22:30:54] [INFO ] Time to serialize properties into /tmp/CTLCardinality8770659073632426222.ctl : 120 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality16629589600779207962.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8770659073632426222.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
Detected timeout of ITS tools.
[2026-05-26 22:31:26] [INFO ] Flatten gal took : 1599 ms
[2026-05-26 22:31:26] [INFO ] Applying decomposition
[2026-05-26 22:31:27] [INFO ] Flatten gal took : 1384 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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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="CTLCardinality"
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 CTLCardinality"
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-177969941900081"
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 [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;